CN105829326B - Bis- (indenyl) transition metal complexes of bridging, its preparation and application - Google Patents

Bis- (indenyl) transition metal complexes of bridging, its preparation and application Download PDF

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CN105829326B
CN105829326B CN201480068482.2A CN201480068482A CN105829326B CN 105829326 B CN105829326 B CN 105829326B CN 201480068482 A CN201480068482 A CN 201480068482A CN 105829326 B CN105829326 B CN 105829326B
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alkyl
aryl
butyl
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transition metal
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CN105829326A (en
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J·杨
M·W·赫尔特卡普
X·连
G·S·戴
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ExxonMobil Chemical Patents Inc
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    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F17/00Metallocenes
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    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00Compounds containing elements of Groups 4 or 14 of the Periodic Table

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Abstract

The present invention relates to novel bridge metallocenes transition metal complexes, and wherein the complex compound includes an at least indenyl ligands, are replaced at 4 by phenyl, the 4- phenyl is preferably in 3', 4' and 5' by specific substituent group conjunction generation, especially wherein 4'- substituent group is formula (XR'n)Group, wherein X be atomic weight be 13-79 14-17 race hetero atom and R' be following one: hydrogen atom, halogen atom, C1‑C10Alkyl or C6‑C10Aryl and n are 0,1,2 or 3.Also disclose the catalyst system including the transition metal complex, the polymerization using the transition metal complex, and the polymer prepared using the transition metal complex.

Description

Bis- (indenyl) transition metal complexes of bridging, its preparation and application
Inventor: Jian Yang, Matthew W.Holtcamp, Xiongdong Lian, and Gregory S.Day
Priority
The present invention claims on December 19th, 2013 submitting application No. is 61/918,328 U.S. Patent application and Submit on April 8th, 2014 application No. is the priority of 14163818.9 European patent application and equity.
Technical field
The present invention relates to the novel catalyst compounds comprising bis- (indenyl) transition metal complexes of bridging and it is used for The method for preparing above-mentioned complex compound.The transition metal complex may be used as the catalyst of olefine polymerizing process.
Background technique
Olefin polymerization catalysis has important application in the industry.Therefore concern finds new catalyst system, improves this and urges Agent industrial usefulness and prepared polymer is had improve performance.
Olefin polymerization catalysis is often based on transition metal mixture, such as metallocene, as catalyst precarsor, or borrows Help it is alumoxane activated, or with include non-coordinating anion activator activate.
WO 2002/002576 disclose metallocene composition and they in preparing olefin polymerization catalyst system Using especially propylene polymerization.Bis- (the 2-R of bridging are disclosed wherein3- 4- pheny-indenylzirconium) metallocene includes those wherein phenyl At least one ring 3' and 5' replace have butyl its can be it is same or different, such as, tert-butyl.
Other considered bibliography include: WO 98/403331;Organometallics 2012 or 31, the 4962-4970 pages;United States Patent (USP) US6,489,168;U.S. Patent application US 2011/0230622;International patent application WO 02/102575;With European patent application EP 2360163A1.
This field still needs new and improved olefin polymerization catalyst system, specific polymer to realize Energy, such as high-melting-point, high molecular weight are introduced with improving conversion ratio or comonomer, or change comonomer distribution and do not have There is the performance for making obtained polymer to deteriorate.Therefore target of the present invention is to provide novel catalyst compounds, comprising above-mentioned The catalyst system of compound and the method for using above-mentioned compound and polymerization-filling alkene.
Summary of the invention
Summary of the invention
The present invention relates to the novel bridging transition metal complexes that formula (I) is indicated:
Wherein M1Selected from titanium, zirconium, hafnium, vanadium, niobium, tantalum, chromium, molybdenum and tungsten;
R1And R2It can be same or different, and individually hydrogen atom, C1-C10Alkyl, C1-C10Alkoxy, C6- C10Aryl, C6-C10Aryloxy group, C2-C10Alkenyl, C2-C40Alkenyl, C7-C40Aryl alkyl, C7-C40Alkylaryl, C8-C40(preferably C8-C30) aryl alkenyl, OH group or halogen atom or optionally by one or more alkyl, three (alkyl) monosilanes The conjugated diene that base or three (alkyl) silylhydrocarbyls replace, the diene have at most 30 atoms, are not included in hydrogen;
R3To R7Can be identical or different, and individually hydrogen atom, halogen atom can be by the C of halogenation1-C10Alkyl, can By the C of halogenation6-C10Aryl, C2-C10Alkenyl, C7-C40Aryl alkyl, C7-C40Alkylaryl, C8-C40Aryl alkenyl ,-NR'2,- SR' ,-OR ,-OSiR'3Or-PR'2Group, wherein R' is following one: hydrogen atom, halogen atom, C1-C10Alkyl or C6-C10 Aryl or two or more adjacent group R5To R7The atom for the indenyl connecting with by them is formed together one or more Ring;
R13It is-B (R15)-,-Al(R15)-,-Ge-,-Sn-,-O-,-S-,-SO-,-SO2-,-N(R15)-,-CO-,-P (R15)-, or-P (O) (R15)-, amino borane base (amidoborane radical) meets following one:
Wherein: R15,R16,R17It is same or different, and is hydrogen atom, halogen atom, C1-C20Alkyl, C1-C20 Fluoro-alkyl or sila alkyl (silaalkyl), C6-C30Aryl, C6-C30Fluorinated aryl, C1-C20Alkoxy, C2-C20Alkene Base, C7-C40Aryl alkyl, C8-C40Aryl alkenyl, C7-C40Alkylaryl, or a R15With a R16, together with R13Middle connection Their atom is formed together one or more rings;M2It is carbon, silicon, one of germanium or tin or a variety of;
R8And R12It can be same or different, and individually hydrogen atom, halogen atom can be by the C of halogenation1-C10 Alkyl, can be by the C of halogenation6-C10Aryl, C2-C10Alkenyl, C7-C40Aryl alkyl, C7-C40Alkylaryl, C8-C40(preferably C8- C30) aryl alkenyl ,-NR'2,-SR',-OR,-OSiR'3Or-PR'2Group, wherein R' is as defined above;
Wherein R9And R11It is same or different, and selected from can be by the C of halogenation2-C20Alkyl, can be by the C of halogenation6- C10Aryl, C2-C10Alkenyl, C7-C20Aryl alkyl, C7-C20Alkylaryl, C8-C20Aryl alkenyl;With
Wherein R10It is (XR'n)-, wherein X is the race's hetero atom of the 14th, 15,16 or 17 and R' with the atomic weight of 13-79 It is following one: hydrogen atom, halogen atom, C1-C10Alkyl, or C6-C10Aryl and n are 0,1,2 or 3;With
R14It is hydrogen atom, halogen atom can be by the C of halogenation3-C10Alkyl, can be by the C of halogenation6-C10Aryl, C2-C10Alkene Base, C7-C40Aryl alkyl, C7-C40Alkylaryl, C8-C40Aryl alkenyl ,-NR'2,-SR',-OR,-OSiR'3Or-PR'2Base Group, wherein R' is as defined above, the phenyl preferably replaced.
On the other hand, embodiment of the present invention provides bis- (4- phenyl indenyl) transition metal complexes of bridging, in which: at least One 4- benzyl ring is replaced at 3' and 5' by following radicals: the group can be it is same or different, and selected from can quilt The C of halogenation2-C20Alkyl, can be by the C of halogenation6-C10Aryl, C2-C10Alkenyl, C7-C20Aryl alkyl, C7-C20Alkylaryl, C8- C20Aryl alkenyl, wherein this at least one in 3' and 5' substituted benzyl ring also at 4' by formula (XR'n)-Group replaces, Wherein X is the 14th, 15,16 or 17 race's hetero atom that atomic weight is 13-79 and R' is following one: hydrogen atom, halogen are former Son, C1-C10Alkyl, or C6-C10Aryl and n are 0,1,2, or 3;It is preferred that at least one phenyl is at 4' by-NR'2,- SR',-OR',-OSiR'3,-SiR'3, or-PR'2In one or more replace;Optionally, wherein in transition gold Belong to one or more of rest position on the phenyl and/or indenyl rings (one or more) of complex compound, such as 2, is substituted.
More specifically, embodiment of the present invention provides formula (II) transition metal complex indicated:
Wherein M1It is Zr, Hf or Ti;R1And R2It is Cl;Each R3It is methyl;Each R4,R5,R6, and R7It is hydrogen atom;Each R8With R12Individually hydrogen atom;R13It is-Si (CH3)2-;Each R9And R11It is tert-butyl;With each R10It is methoxyl group.
On the other hand, embodiment of the present invention provides catalyst system, and it includes activators and disclosed in the present application Transition metal complex.
Another aspect, embodiment of the present invention provides polymerization, including a) makes one or more olefinic monomers and urge The contact of agent system, which includes: i) activator and ii) transition metal complex disclosed in the present application.
The invention further relates to polymer compositions prepared by the method that is disclosed by this application.
Detailed description of the invention
The General reactions approach for being suitable for preparing transition metal complex disclosed in the present application has been illustrated in attached drawing 1.
2 graphic representation polypropylene molecule amount of attached drawing compares fusing point.
3 graphic representation of the attached drawing catalyst activity compares polypropylene fusing point.
Detailed description of the invention
This specification describes transition metal complex.The term complex compound is used to describe assistant ligand coordinating to central transition The molecule of metallic atom.The ligand is large volume and stabilization is bonded to the transition metal so that during the application catalyst (such as polymerization) keeps its influence.The ligand can be matched by covalent bond and/or the coordination of electronics donation or intermediate bond Position is to the transition metal.The transition metal complex is activated the polymerization or oligomeric to implement them usually using activator Function, it is believed that activator generates cation due to being usually referred to as the anionic group of leaving group from transition metal removing.
For the present invention and the attached claims, use Chemical and Engineering News public The new numbering scheme of the periodic table race opened, 63 (5), page 27 (1985).Therefore, " group-4 metal " is the 4th race of periodic table member Element, for example, Hf, Ti or Zr.
Following abbreviations use in this specification: DME is 1,2- dimethoxy-ethane, and Me is methyl, and Ph is phenyl, Et It is ethyl, Pr is propyl, and iPr is isopropyl, and n-Pr is n-propyl, and Bu is butyl, and cPR is cyclopropyl, and iBu is isobutyl group, tBu It is tert-butyl, p-tBu is to tert-butyl, and nBu is normal-butyl, and sBu is sec-butyl, and TMS is trimethyl silyl, and TIBAL is Triisobutyl aluminium, TNOAL are three (n-octyl) aluminium, and MAO is methylaluminoxane, and p-Me is to methyl, and Ph is phenyl, and Bn is benzyl (i.e. CH2Ph), THF (also referred to as THF) are tetrahydrofurans, and RT is room temperature (and being 23 DEG C, unless otherwise indicated), and tol is first Benzene, EtOAc are ethyl acetate, and Cy is cyclohexyl.
For the purpose of the present invention and its claims, term " substituted " refers to that hydrogen-based has been replaced by miscellaneous original Son has the hydrogen replaced by non-hydrogen atom containing heteroatomic group or in which cyclic hydrocarbon radical.For example, methoxy butylcyclopentadiene is By methoxy-substituted cyclopentadiene, methylphenyl is by methyl substituted phenyl.
Term " hydrocarbyl group ", " alkyl ", " hydrocarbyl group ", " groups " and " alkyl " make entirely interchangeable everywhere herein With.Similarly, term " group ", " base " and " substituent group " also may be used interchangeably in this document.For present disclosure Speech, " alkyl " is defined as C1-C100Group can be straight chain, branch or cricoid, and then be aromatics if it is ring-type Or it is non-aromatic.The example of this group includes, but are not limited to methyl, ethyl, n-propyl, isopropyl, normal-butyl, isobutyl group, Sec-butyl, tert-butyl, amyl, isopentyl, hexyl, octyl, cyclopropyl, cyclobutyl, cyclopenta, cyclohexyl, cyclooctyl etc., including Their substituted analog.Substituted alkyl be wherein alkyl at least one hydrogen atom by least one halogen group (such as Br, Cl, F or I) or at least one functional group such as NR*2,OR*,SeR*,TeR*,PR*2,AsR*2,SbR*2,SR*,BR*2,SiR*3, GeR*3,SnR*3,PbR*3 equal substitutions or in which at least one hetero atom are already inserted into alkyl ring.
Term " alkenyl " refers to the straight chain with one or more double bonds, branch or cyclic hydrocarbon group.These alkenyls can it is non-must Strategic point is substituted.The example of suitable alkenyl includes, but are not limited to vinyl, acrylic, allyl, Isosorbide-5-Nitrae-butadienyl, ring Acrylic, cyclobutane base, cyclopentenyl, cyclohexenyl group, cyclo-octene base etc., including their substitution analog.
Term " alkoxy " or " alcohol radical " refer to alkyl ether or aryl ether group, and wherein term alkyl is as defined above.It closes The example of suitable alkylether radicals includes, but are not limited to methoxyl group, ethyoxyl, positive propoxy, isopropoxy, n-butoxy, isobutyl Oxygroup, sec-butoxy, tert-butoxy, phenoxy group and analog.
Term " aryl " or " aryl group " refer to six carbon aromatic rings and its substituted variant, including but not limited to, phenyl, 2- methylphenyl, xylyl, the bromo- xylyl of 4-.Same heteroaryl refers to wherein ring carbon atom (or two or three rings Carbon atom) it has been replaced by hetero atom, preferably N, the aryl of O or S.As used herein, term " aromatics " also refers to that quasi- aromatics is miscellaneous Ring, they are following heterocyclic substituents: it has the property and structure (hither plane) similar with aromatic heterocycle ligand, but does not define For aromatics;Similarly, term aromatic also refers to substituted aromatic substances.
If there is entitled alkyl, alkenyl, the isomers of alkoxy or aryl is (for example, normal-butyl, isobutyl group, Zhong Ding Base and tert-butyl), then it is different will to specifically disclose remaining in the family for an object (for example, normal-butyl) in the mentioned group Structure body (for example, isobutyl group, sec-butyl and tert-butyl).Similarly, it is referred to alkyl, alkenyl, alkoxy or aryl, without referring to Fixed specific isomers (for example, butyl), then specifically disclose all isomers (for example, normal-butyl, isobutyl group, sec-butyl, And tert-butyl).
Term " annular atom " refers to the atom of a part of cyclic annular ring structure.It is defined by this, there are six rings for benzyl tool Atom and tetrahydrofuran have 5 annular atoms.
Heterocyclic ring be in ring structure have heteroatomic ring, rather than wherein the hydrogen on annular atom be replaced by it is heteroatomic The ring that hetero atom replaces.Such as tetrahydrofuran is heterocyclic ring, and 4-N, N- dimethylaminophenyl are the rings that hetero atom replaces.
Term " catalyst system " definition refers to complex compound/activator pair.If " catalyst system " is for before activating Description is such a pair of, then it mean non-activated catalyst complex (pre-catalyst) together with activator and, optionally Conactivator.If it be used to describe activation after such a pair, it mean the complex compound and activator being activated or its Its charge balance structure part.Transistion metal compound can be neutral as in pre-catalyst, or mean with resisting The charge species of weighing apparatus ion, as in the catalyst system activated.
" complex compound " used herein, is also generally referred to as catalyst precarsor, pre-catalyst, catalyst, catalyst compounds Object, transistion metal compound or transition metal complex.These words are used interchangeably.Activator and co-catalyst is also interchangeable makes With.
Scavenger is general is added by removing impurity to promote the compound of polymerization.Some scavengers can also act as work Agent and it can be described as conactivator.It is not the conactivator of scavenger, can also be used in combination with activator to form activity Catalyst.In some embodiments, conactivator can be pre-mixed to form alkylated transition gold with transistion metal compound Belong to compound.
Non-coordinating anion (NCA) is defined as referring to or be not coordinated that catalyst metals are cationic or only weak coordination To the anion of metal cation.Term NCA be further defined as include the NCA containing multicomponent activator, such as N, N- dimethyl puratized agricultural spray Four (pentafluorophenyl group) borates, contain acid cation group and non-coordinating anion.Term NCA is further defined as including neutral Lewis acid, such as three (pentafluorophenyl group) boron can activate class object with catalyst reaction by extracting anionic group to be formed Matter.The weak coordination of NCA is enough to make neutral Lewis base, as olefinic or acetylene series unsaturated monomer can replace it from catalyst center. Any metal or metalloid that compatible weak co-ordination complex can be formed can be used or be included in non-coordinating anion it In.Suitable metal includes, but are not limited to aluminium, gold and platinum.Suitable metalloid includes, but are not limited to boron, aluminium, phosphorus and silicon. Activator containing non-coordinating anion can also be referred to as Stoichiometric activators.Stoichiometric activators can be neutrality or from Son.The agent of term ion activation and stoichiometry ion activation agent are used interchangeably.Similarly, term neutral stoichiometric activator It is used with can be interchanged with Lewis acid activation agent.Term non-coordinating anion activator includes neutral stoichiometric activator, Ionic stoichiometric activator, ion activation agent and Lewis acid activation agent.
In the present specification, metallocene catalyst can be described as catalyst precarsor, pre-catalyst compound, and metallocene is urged Agent compound or transistion metal compound, and these terms may be used interchangeably.Polymerisation catalyst system is can to make monomer It is polymerized to the catalyst system of polymer." anion ligand " is negatively charged ligand, to metal ion provide it is a pair of or Multipair electronics." neutral donor ligand " is the ligand of electroneutral, provides one or more pairs of electronics to metal ion.
Metallocene catalyst define be at least one pi bond close cyclopentadienyl moieties (or replace cyclopentadiene Base portion point) and be more the cyclopentadienyl moieties of 2 pi bonds conjunctions or the organometallic of substituted cyclopentadienyl moieties Close object.
For the metallocene catalyst compound of the present invention and the appended claims, " substitution " word refers to hydrogen-based It is replaced by alkyl, hetero atom or containing heteroatomic group.For example, methyl cyclopentadiene (CP) is that have methyl substituted Cp Base.
" catalyst productivity " is raw using the polymerization catalyst comprising W grams of catalyst (cat) within a period of time T hour Produce the measurement of how many grams of polymer (P);And it can be expressed from the next: P/ (T × W), and with unit gPgcat-1hr-1It indicates. Conversion ratio is the amount that monomer is converted into polymer product, and is reported as a mole %, the yield based on the polymer and infeed reaction The amount of monomer in device calculates.Catalyst activity is catalyst activity measurement how and is reported as using every mole catalyst The quality (kgP/molcat) of resulting polymer (P) prepared by agent (cat).
It can be straight chain, branch or cyclic compound otherwise known as " alkene " for herein " alkene ", it includes carbon and hydrogen, With at least one double bond.For this specification and the appended claims, when polymer or copolymer are related to comprising alkene When, the alkene for being present in this polymer or copolymer is the alkene of polymerized form.For example, if copolymer has claimed 35 weights %-55 weight % " propylene " content is measured, then it can be understood that monomeric unit in the copolymer is from the propylene in polymerization reaction The derivative and derived units content is the 35 weight % of weight %~55, the weight based on copolymer.High alpha-olefin is defined as Alpha-olefin with 4 or more carbon atoms.For present disclosure, ethylene is considered as a kind of alpha-olefin.
For purposes of the present application, " polymer " has two or more identical or different " monomer (mer) " units." Polymers " is the polymer with same monomer unit." copolymer " refers to two or more monomeric units different from each other Polymer." terpolymer " is the polymer with three kinds of monomeric units different from each other.About monomeric unit " difference " Indicate that monomeric unit is different from each other because of at least one atom or belongs to different isomers.Therefore, copolymer as used herein Definition include terpolymer etc..Oligomer is usually the polymer with low molecular weight, for example, Mn lower than 25,000 gram/rub You, or the monomeric unit few less than 2500 grams/mol or quantity, such as 75 monomeric units or less or 50 monomeric units Or it is less." ethene polymers " or " ethylene copolymer " is polymer or copolymer, and it includes the ethylene of at least 50 moles % to spread out Raw unit, " acrylic polymers " or " propylene copolymer " are polymer or copolymer, and it includes the propylene of at least 50 moles % Derivative unit, etc..
As used herein, Mn is number-average molecular weight, and Mw is weight average molecular weight, and Mz be z average molecular weight, wt% is weight Percentage, and mol% is a mole %.Molecular weight distribution (MWD), also referred to as polydispersity (PDI), be defined as Mw divided by Mn.Unless otherwise indicated, all molecular weight units (such as Mw, Mn, Mz) are gram/mol.
Term " continuous " means the system of no interrupting or stopping operation.Such as continuation method production polymer is it Middle reactant is continually introduced into one or more reactors and polymer product is continuously withdrawn.
Polymerisation in solution refers to polymerization, and wherein polymer is dissolved in liquid polymerizaton medium, such as atent solvent or monomer (one or more) or their blend.Polymerisation in solution is usually homogeneous.Homogeneous polymerization is wherein polymer product dissolution In polymerisation medium.Such as in J.Vladimir Oliveira, C.Dariva and J.C.Pinto, Ind.Eng.Chem.Res.29, disclosed in page 2000,4627, above-mentioned system is not preferably muddy.
Bulk polymerization refers to polymerization, wherein monomer to be polymerized and/or comonomer is used as solvent or diluent, it is several Atent solvent is not with or without as solvent or diluent.Sub-fraction atent solvent may be used as catalyst and scavenger Carrier.Bulk polymerization system contains atent solvent or diluent less than 25 weight %, preferably less than 10 weight %, preferably less than 1 weight %, preferably 0 weight %.
Transition metal complex
In specific embodiments, the present invention relates to the transition metal complexes of new bridge metallocenes, wherein the network Closing object includes at least one indenyl ligands, is substituted by phenyl at 4, and the phenyl is specific 3', 4' and 5' substituted bases Combination replaces.In preferred embodiments, the position 3' and 5' of benzyl ring is selected as steric hindrance (for example, branched hydrocarbyl) (XR' is selected from 4'- substituent groupn)-, wherein X be the 14th, 15,16 or 17 race that atomic weight is 13-79 hetero atom (preferably N, O, S, P or Si) and R' be following one: hydrogen atom, halogen atom, C1-C10Alkyl (such as methyl, ethyl, propyl, butyl, amyl, Hexyl, octyl, nonyl, decyl or its isomers) or C6-C10Aryl and n are 0,1,2 or 3;It is preferred that (XR'n)-It is-NR'2,- SR',-OR',-OSiR'3,-SiR'3, or-PR'2, preferably (XR'n)-It is-NR'2,-SR',-OR',-OSiR'3, or-PR '2, preferably (XR'n)-It is-SR' ,-OR', or-OSiR'3, preferably (XR'n)-It is-NR'2Or-PR'2, or preferably (XR'n)-Be- OR'。
In a preferred embodiment, the present invention relates to a kind of catalyst compounds and catalyst system, it includes Above compound is indicated by formula (I):
Wherein, M1Selected from titanium, zirconium, hafnium, vanadium, niobium, tantalum, chromium, molybdenum and tungsten (preferably titanium, zirconium and hafnium);
R1And R2Can be identical or different, and respectively hydrogen atom, C1-C10Alkyl (such as methyl, ethyl, propyl, butyl, Amyl, hexyl, octyl and its isomers), C1-C10Alkoxy, C6-C10Aryl, C6-C10Aryloxy group, C2-C10Alkenyl, C2-C40Alkene Base, C7-C40Aryl alkyl, C7-C40Alkylaryl, C8-C40Aryl alkenyl, OH base, halogen atom, optionally by one or more The conjugated diene that a alkyl, three (alkyl) silicyls or three (alkyl) silylhydrocarbyls replace, the diene have at most 30 atoms (not being included in hydrogen), hydrogen-based (hydride), amino (amide), sulfenyl (sulfide), phosphorus base (phosphide), Amine, phosphine, ether or their combination;
Each R3Can be identical or different, and individually hydrogen atom, halogen atom can be by the C of halogenation1-C10Alkyl is (preferably C3-C10Alkyl, preferably C4-C8Alkyl), it can be by the C of halogenation6-C10Aryl, C2-C10Alkenyl, C7-C40Aryl alkyl, C7-C40Alkyl Aryl, C8-C40(preferably C8-C30) aryl alkenyl ,-NR'2,-SR',-OR,-OSiR'3Or-PR'2, wherein R' is following one: Hydrogen atom, halogen atom, C1-C10Alkyl or C6-C10Aryl or two or more adjacent group R5-R7With connect theirs The atom of indenyl is formed together one or more rings (preferably one or two R3It is not hydrogen, preferably one or two R3It is first Base, ethyl, propyl, butyl, amyl, hexyl, heptyl, octyl, nonyl, decyl, undecyl, dodecyl is (in general, its isomery Body, such as cyclopropyl) or the like);
Wherein: R4,R5,R6, and R7Can be identical or different, and individually hydrogen atom, halogen atom can be by halogenation C1-C10Alkyl (preferably methyl, ethyl, propyl, butyl, amyl, hexyl, heptyl, octyl, nonyl, decyl, undecyl, 12 Alkyl etc.), it can be by the C of halogenation6-C10Aryl, C2-C10Alkenyl, C7-C40Aryl alkyl, C7-C40Alkylaryl, C8-C40Aryl alkene Base ,-NR'2,-SR',-OR,-OSiR'3Or-PR'2Group, wherein R' is following one: hydrogen atom, halogen atom, C1-C10 Alkyl or C6-C10Aryl or two or more adjacent group R5-R7One is formed together with the atom for the indenyl for connecting them A or multiple rings;
R13It is-B (R15)-,-Al(R15)-,-Ge-,-Sn-,-O-,-S-,-SO-,-SO2-,-N(R15)-,-CO-,-P (R15)-, or-P (O) (R15)-, amino borane group is indicated by one of following formula:
Wherein: R15,R16,R17It is same or different, and is hydrogen atom, halogen atom, C1-C20Alkyl, C1-C20Fluorine Substituted alkyl or sila alkyl, C6-C30Aryl, C6-C30Fluorinated aryl, C1-C20Alkoxy, C2-C20Alkenyl, C7-C40Aryl alkane Base, C8-C40Aryl alkenyl, C7-C40Alkylaryl, or a R15With a R16, together with R13Middle their atom of connection, one It rises and forms one or more rings;M2It is one of carbon, silicon, germanium or tin or a variety of;
R8And R12It is same or different, and individually hydrogen atom, halogen atom can be by the C of halogenation1-C10Alkyl is (excellent Select C2-C10, preferably C3-C10, preferably methyl, ethyl, propyl, butyl, amyl, hexyl, heptyl, octyl, nonyl, decyl, 11 Alkyl, dodecyl etc.), it can be by the C of halogenation6-C10Aryl, C2-C10Alkenyl, C7-C40Aryl alkyl, C7-C40Alkylaryl, C8-C40Aryl alkenyl ,-NR'2,-SR',-OR,-OSiR'3Or-PR'2Group, wherein R' is following one: hydrogen atom, halogen Atom, C1-C10Alkyl, or C6-C10Aryl;
R9And R11It is same or different, and selected from can be by the C of halogenation2-C20Alkyl (preferably C3-C16, preferably C4-C12, It is preferred that butyl, amyl, hexyl, heptyl, octyl, nonyl, decyl, undecyl, dodecyl and its isomers), it can be by halogenation C6-C10Aryl, C2-C10Alkenyl, C7-C20Aryl alkyl, C7-C20Alkylaryl, C8-C20Aryl alkenyl;With
R10Selected from (XR'n)-, wherein X be atomic weight be 13-79 the 14,15,16th or 17 race's hetero atoms and R' be with It is one of lower: hydrogen atom, halogen atom, C1-C10Alkyl, or C6-C10Aryl and n are 0,1,2 or 3;Especially wherein R10Be- NR'2,-SR',-OR',-OSiR'3,-SiR'3, or-PR'2, wherein R10Selected from-NR'2,-SR',-OR',-OSiR'3, or- PR'2, wherein R10It is-SR' ,-OR' ,-OSiR'3, wherein R10It is-NR'2Or-PR'2Group, or wherein R10Be- OR';With
R14It is hydrogen atom, halogen atom can be by the C of halogenation3-C10Alkyl, can be by the C of halogenation6-C10Aryl, C2-C10Alkene Base, C7-C40Aryl alkyl, C7-C40Alkylaryl, C8-C40Aryl alkenyl ,-NR'2,-SR',-OR,-OSiR'3Or-PR'2Base Group, wherein R' is as defined above, the phenyl preferably replaced, preferably 3', the phenyl that 5' replaces, preferably 3', 4', the phenyl that 5' replaces.
In a preferred embodiment of the invention, the transition metal complex of the present invention being particularly useful can be expressed as formula (II):
Wherein M1,M2,R1,R2,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,R13,R15,R16And R17As described above.
In the preferred embodiment of the invention in any embodiment that the application discloses any formula, M1It is Hf, Zr Or Ti, preferably Hf or Zr, preferably Zr.
In the preferred embodiment of the invention in any embodiment that the application discloses any formula, M2Si, C or Person Ge, preferably C or Si, preferably Si.
In the preferred embodiment of the invention in any embodiment that the application discloses any formula, R15,R16And R17 It is preferred that methyl, ethyl, propyl, butyl, amyl, hexyl, heptyl, octyl, nonyl, decyl, undecyl or dodecyl.
In the preferred embodiment of the invention in any embodiment that the application discloses any formula, R13It is expressed as formula R2 aJ, wherein J is C, Si, Ge, and each RaIt is independently hydrogen, halogen, C1-C20Alkyl (such as methyl, ethyl, propyl, Butyl, amyl, hexyl, heptyl, octyl, nonyl, decyl, undecyl or dodecyl) or C1-C20Substituted alkyl, And two RaCyclic structure, including aromatics, fractional saturation or saturated cyclic or fused ring system can be formed.It is preferred that R13 It is bridging group, includes carbon or silicon, such as dialkyl silyl, preferably R13Selected from CH2,CH2CH2,C(CH3)2,SiMe2, SiPh2, SiMePh, silicyl cyclobutyl, (Si (CH2)3),(Ph)2C,(p-(Et)3SiPh)2C, and five methylene silane of ring Base (Si (CH2)4)。
In alternate embodiment, disclosed in any formula in the application, each R1And R2It 1 is arrived independently selected from having The alkyl of 20 carbon atoms, hydrogen-based, amino, alkoxy, sulfenyl, phosphorus base (phosphide), halogen, diene, amine, phosphine, ether, and A combination thereof, (R1And R2A part of condensed ring or ring system can be formed), preferably each R1And R2Independently selected from halogen and C1-C5 alkyl (preferably methyl).It is preferred that R1And R2Selected from chlorine, bromine, methyl, ethyl, propyl, butyl, amyl, hexyl, heptyl, pungent Base, nonyl, decyl, undecyl and dodecyl.
It is alternatively R1And R2It can also connect together to form alkane diyl or conjugation C4-C40Diene ligand, with Metal cyclopentene fashion is coordinating to M1;R1And R2It is also possible to same or different conjugated diene, optionally replacing has one Or multiple alkyl, three (alkyl) silicyls or three (alkyl) silylhydrocarbyls, the diene have at most 30 atoms, not It is included in hydrogen, and and M1Form π-complex compound.
Suitable for R1And/or R2Exemplary groups include 1,4- biphenyl, 1,3- butadiene, 1,3- pentadiene, 2- methyl-1, 3- pentadiene, 2,4- hexadiene, 1- phenyl, 1,3- pentadiene, 1,4- dibenzyl, 1,3- butadiene, 1,4- xylyl -1,3- Butadiene, bis- (the trimethyl silyl) -1,3- butadiene of 1,4-, and 1,4- dinaphthyl -1,3- butadiene;It is preferred that R1And R2 It is identical and be C1-C3Alkyl or alkoxy, C6-CgAryl or aryloxy group, C2-C4Alkenyl, C7-C10Aryl alkyl, C7-C12 Alkylaryl, or halogen atom, especially chlorine.
In any embodiment of the present invention, including any formula (especially Formulas I or II), the one or more is disclosed herein 2 of indenyl, such as, the R in Formulas I or II3It can be selected from hydrogen, methyl, ethyl, n-propyl, isopropyl, normal-butyl, different Butyl, sec-butyl, tert-butyl, amyl, isopentyl, hexyl, octyl, cyclopropyl, cyclobutyl, cyclopenta, cyclohexyl, cyclooctyl, Phenyl either replace or unsubstituted, especially methyl, ethyl, n-propyl, isopropyl, normal-butyl, isobutyl group, sec- fourth More specifically base, tert-butyl are hydrogen or methyl.In any embodiment of the present invention, including any formula is disclosed herein (especially Its Formulas I and II), 2 of the one or more indenyl, such as, the R in Formulas I or II3, it is not exchanged for heteroatoms, it is excellent Each choosing is independently the hydrocarbyl group with 1 to 20 carbon atoms, is not exchanged for heteroatoms.
In any embodiment of the present invention, including any formula (especially Formulas I or II), R is disclosed herein4,R5,R6And R7 It is same or different, and individually hydrogen atom, halogen atom can be by the C of halogenation1-C10Alkyl (methyl, ethyl, propyl, Butyl, amyl, hexyl, heptyl, octyl, nonyl, decyl, undecyl, dodecyl perhaps its isomers) or can be by halogen The C of change6-C10Aryl.
In any embodiment of the present invention, including any formula (especially Formulas I or II), R is disclosed herein8And R12It is identical Or it is different, and individually hydrogen atom, halogen atom can be by the C of halogenation1-C10Alkyl (preferably C2-C10, preferably C3-C10, excellent It selects methyl, ethyl, propyl, butyl, amyl, hexyl, heptyl, octyl, nonyl, decyl, undecyl, dodecyl or its is different Structure body), it can be by the C of halogenation6-C10Aryl, preferably methyl, ethyl, propyl, butyl, amyl, hexyl, phenyl, octyl, nonyl, the last of the ten Heavenly stems Base, undecyl, dodecyl, preferably methyl, ethyl or phenyl.
In any embodiment of the present invention, including any formula (especially Formulas I or II), R is disclosed herein9And R11It is identical Or it is different, and selected from can be by the C of halogenation2-C20Alkyl (preferably C3-C16, preferably C4-C12, preferably butyl, amyl, hexyl, Heptyl, octyl, nonyl, decyl, undecyl, dodecyl and its isomers), it can be by the C of halogenation6-C10Aryl.In some realities It applies in scheme, R9And R11It can be same or different, and individually butyl, aryl, isopropyl or fluoro-alkyl, especially Its wherein R9And R11Each is selected from propyl, isopropyl, n-propyl, normal-butyl, isobutyl group and tert-butyl.Of the invention R in preferred embodiment9And R11It is same or different, and is C4-C20, preferably C4-C12Alkyl and each R3It is independently Alkyl with 1 to 20 carbon atoms, is not exchanged for heteroatoms.
In any embodiment of the present invention, including any formula (especially Formulas I or II), R is disclosed herein10Selected from-NR '2,-SR',-OR',-OSiR'3Or-PR'2Group, wherein R' is following one: hydrogen atom, halogen atom, C1-C10Alkyl, Or C6-C10Aryl, especially wherein R10It is OR', wherein R' is C1-C10Alkyl, especially methoxyl group, ethyoxyl, n- third oxygen Base, isopropoxy, n-butoxy, isobutoxy, sec- butoxy or t-butoxy, most especially methoxyl group.
In any embodiment of the present invention, including any formula (especially Formulas I or II), R is disclosed herein14Be replace or The unsubstituted C of person6-C10Aryl (preferably phenyl, naphthalene, indenyl, preferably phenyl), can be substituted (such as halogenated), example Such as, substituted or unsubstituted phenyl, naphthalene or indenyl.It is preferred that R14It can be phenyl, especially 3'- and/or 5'- Substituted-phenyl, more specifically, wherein the 3' and/or 5' substituent group be selected from can be by the C of halogenation2-C20Alkyl, can be by halogenation C6-C10Aryl, C2-C10Alkenyl, C7-C20Aryl alkyl, C7-C20Alkylaryl, C8-C20Aryl alkenyl.In the specific reality of the present invention It applies in scheme, wherein R14Phenyl, 3' and 5' are same or different, and individually butyl, aryl, isopropyl or Person's fluoro-alkyl each especially wherein is selected from normal-butyl, isobutyl group and tert-butyl, is most especially wherein individually tert-butyl.In In specific embodiment of the present invention, wherein R14It is phenyl, 3' and 5' are same or different, and individually butyl, virtue Base, isopropyl or fluoro-alkyl (each especially wherein be selected from normal-butyl, isobutyl group and tert-butyl, it is most especially wherein each Tert-butyl naturally);Also there is-NR' in 4' substitutions with the phenyl2,-SR',-OR',-OSiR'3Or-PR'2Group, wherein R' It is following one: hydrogen atom, halogen atom, C1-C10Alkyl, or C6-C10Aryl, preferably alkoxy, preferably methoxyl group, ethoxy Base, n-propoxy, isopropoxy, n-butoxy, isobutoxy, sec- butoxy or t-butoxy.
In some embodiments, R3Selected from hydrogen and methyl;R9And R11Each of selected from normal-butyl, isobutyl group, And especially tert-butyl.In other embodiments, R3Selected from hydrogen and methyl;R9And R11In each be selected from normal-butyl, different Butyl and especially tert-butyl;And R10It is methoxyl group, ethyoxyl, n-propoxy, isopropoxy, n-butoxy, isobutyl oxygen Base, sec- butoxy or t-butoxy, especially methoxyl group.
In some embodiments, R3Selected from hydrogen and cyclopropyl;R9And R11In each be selected from normal-butyl, isobutyl group, with And especially tert-butyl.In other embodiments, R3Selected from hydrogen and cyclopropyl;R9And R11In each be selected from normal-butyl, isobutyl Base, and especially tert-butyl;And R10Be methoxyl group, ethyoxyl, n-propoxy, isopropoxy, n-butoxy, isobutoxy, Sec- butoxy or t-butoxy, especially methoxyl group.
Some transition metal complexes for the application can be described as bis- (4- pheny-indenylzirconium) the transition metal networks of bridging Close object, in which: at least one 4- benzyl ring is replaced at 3' and 5' by following radicals: the group can be same or different , and selected from can be by the C of halogenation2-C20Alkyl, can be by the C of halogenation6-C10Aryl, C2-C10Alkenyl, C7-C20Aryl alkyl, C7- C20Alkylaryl, C8-C20Aryl alkenyl, wherein this at least one 3' and 5' substituted benzyl ring also 4' by- NR'2,-SR',-OR',-OSiR'3Or-PR'2Group replaces, and wherein R' is following one: hydrogen atom, halogen atom, C1-C10 Alkyl, or C6-C10Aryl;Optionally, wherein the transition metal complex phenyl and/or indenyl rings (one or It is multiple) on one or more of rest position be substituted.In certain embodiments, every 4- benzyl ring is in 3' and 5' Position is replaced by following group: the group can be it is same or different, and selected from can be by the C of halogenation2-C20Alkyl, can be by halogen The C of change6-C10Aryl, C2-C10Alkenyl, C7-C20Aryl alkyl, C7-C20Alkylaryl, C8-C20Aryl alkenyl.In some transition In metal complex, at least one or two 4- pheny-indenylzirconium ligands all include R at 2 of the 4- pheny-indenylzirconium ligand3 Group, wherein R3It can be hydrogen atom, halogen atom can be by the C of halogenation1-C10Alkyl, can be by the C of halogenation6-C10Aryl, C2- C10Alkenyl, C7-C40Aryl alkyl, C7-C40Alkylaryl, C8-C40Aryl alkenyl ,-NR'2,-SR',-OR',-OSiR'3Or- PR'2Group, wherein R' is following one: halogen atom, C1-C10Alkyl, or C6-C10Aryl.In specific embodiment In, if any R3It is hydrogen atom, methyl or ethyl, then two benzyl rings are all replaced at 3' and 5' by butyl, institute State butyl can be it is same or different.In some transition metal complexes, at least one 4- phenyl is at 3' and 5' Replaced and replaced by OR' group at 4' by tert-butyl, wherein R' is following one: hydrogen atom, halogen atom, C1-C10Alkane Base, especially methoxyl group, or C6-C10Aryl.
The transition metal complex being particularly useful is the complex compound based on Zr- or Hf.In addition, some above-mentioned transition gold Belong to complex compound and passes through dialkyl group sila diyl (siladiyl) or diisopropylaminoethyl borine (amidoborane) base bridging.
The especially preferred transition metal complex of the present invention is that the above formula (II) indicates: wherein M1Selected from titanium, zirconium and Hafnium, especially zirconium or hafnium are more typically zirconium;R1And R2It is same or different, and is following one: hydrogen atom, C1-C10 Alkyl (preferably methyl, ethyl, butyl, amyl, hexyl, heptyl, octyl, nonyl, decyl, undecyl, dodecyl and its different Structure body), or halogen atom (preferably Cl, Br, F or I).
In the specific embodiment according to formula (II) complex compound, R3Group is same or different, and individually hydrogen Atom, halogen atom can be by the C of halogenation1-C10Alkyl (preferably C2-C10, preferably C3-C8, preferably methyl, ethyl, butyl, amyl, Hexyl, heptyl, octyl, nonyl, decyl, undecyl, dodecyl or its isomers), it can be by the C of halogenation6-C10Aryl. In some embodiments, each R3It is same or different, and individually C1-C10Alkyl.In certain embodiments, R3 It is not hydrogen atom, such as, in certain embodiments, each R3It is identical and be fluorine, chlorine or bromine, it can be by the C of halogenation1-C4Alkane Base, can be by the C of halogenation6-C8Aryl ,-NR'2,-SR',-OR,-OSiR'3Or-PR'2Group, wherein R' is following one: chlorine Atom, C1-C4Alkyl, or C6-C8Aryl;It is preferred that R3It is identical, and individually C1-C3Alkyl, preferably each R3It is C1-C2(such as- CH3Or-CH2CH3) group.
In preferred embodiments, in formula (II), R4-R7Group is same or different, and can be hydrogen, halogen Atom, can be by the C of halogenation1-C10Alkyl (preferably methyl, ethyl, butyl, amyl, hexyl, heptyl, octyl, nonyl, decyl, ten One alkyl, dodecyl or its isomers), it can be by the C of halogenation6-C10Aryl.In certain embodiments, two or More adjacent group R5-R7One or more rings, preferably 6 member rings, preferably 4-8 member are formed together with the atom for connecting them Ring.
In preferred embodiments, the R in formula (II)13It is-SiR "2, wherein R " the group is same or different, With each be selected from hydrogen or C1-C10Alkyl, preferably C1-C2Alkyl (such as methyl or ethyl) or wherein R13It is C1-C10Two Alkyl amino borine.
In preferred embodiments, in formula (II), R8And R12It is individually same or different, and individually hydrogen is former Son, halogen atom can be by the C of halogenation3-C10Alkyl, can be by the C of halogenation6-C10Aryl.
In preferred embodiments, in formula (II), R9And R11It is individually same or different, and being individually can be by halogen The C of change1-C20Alkyl, can be by the C of halogenation6-C10Aryl, C2-C10Alkenyl, C7-C20Aryl alkyl, C7-C20Alkylaryl, or C8-C20Aryl alkenyl.In the specific embodiment according to formula (II), each R9With each R11Selected from primary, secondary or tert-butyl, virtue Base, isopropyl, fluoro-alkyl, trialkylsilkl or Similar size other groups, preferred tert-butyl, especially just Butyl, isobutyl group and tert-butyl.
In any embodiment of the present invention, including any formula (especially Formulas I or II, especially formula (II)) is disclosed herein, Each R10Selected from (XR'n)-, wherein X be atomic weight be 13-79 14-17 race hetero atom and R' be following one: hydrogen atom, halogen Plain atom, C1-C10Alkyl, or C6-C10Aryl and n are 0,1,2 or 3;It is preferred that R10It is-NR'2,-SR',-OR',-OSiR '3,-SiR'3, or-PR'2, preferably R10It is-NR'2,-SR',-OR',-OSiR'3, or-PR'2, wherein R10It is-SR' ,- OR', or-OSiR'3, preferably R10It is-NR'2Or-PR'2Group, preferably R10It is-OR'.It is preferred that each R10Selected from-NH2,-NH (methyl) ,-NH (ethyl) ,-NH (n-propyl) ,-NH (isopropyl) ,-NH (phenyl) ,-N (methyl)2,-N (methyl) (ethyl) ,- N (n-propyl) (phenyl),-N (isopropyl) (phenyl),-N (methyl) (phenyl), N (ethyl) (ethyl) ,-N (ethyl) (positive third Base) ,-N (ethyl) (isopropyl) ,-N (n-propyl) (phenyl), the such as-N (phenyl) (phenyl);- SH ,-S (methyl) ,-S (second Base) ,-S (n-propyl) ,-S (isopropyl) ,-S (normal-butyl) ,-S (isobutyl group) ,-S (sec-butyl) ,-S (tert-butyl) ,-S (benzene Base) etc.;- OH ,-O (methyl) ,-O (ethyl) ,-O (n-propyl) ,-O (isopropyl) ,-O (normal-butyl) ,-O (isobutyl group) ,-O is (secondary Butyl) ,-O (tert-butyl) ,-O (phenyl) etc.;-OSiH3,-OSiH2(methyl) ,-OSiH (methyl)2,-OSi (methyl)3,-OSiH2 (ethyl) ,-OSiH (ethyl)2,-OSi (ethyl)3,-OSiH2(propyl) ,-OSiH (propyl)2,-OSi (propyl)3,-OSiH2(fourth Base) ,-OSiH (butyl)2,-OSi (butyl)3,-OSiH (methyl) (ethyl) ,-OSi (methyl) (ethyl)2,-OSiH (methyl) (propyl) ,-OSi (methyl) (propyl)2,-OSiH (methyl) (butyl) ,-OSi (methyl) (butyl)2,-OSiH (ethyl) (third Base) ,-OSi (ethyl) (propyl)2,-OSiH (ethyl) (butyl) ,-OSi (ethyl) (butyl)2, etc.-PH2,-PH (methyl) ,- PH (ethyl) ,-PH (n-propyl) ,-PH (isopropyl) ,-PH (phenyl) ,-P (methyl)2,-P (methyl) (ethyl) ,-P (positive third Base) (phenyl),-P (isopropyl) (phenyl) ,-P (methyl) (phenyl), P (ethyl) (ethyl),-P (ethyl) (n-propyl) ,-P (ethyl) (isopropyl) ,-P (n-propyl) (phenyl) ,-P (phenyl) (phenyl), etc.;-SiH3,-SiH2(methyl) ,-SiH (first Base)2,-Si (methyl)3,-SiH2(ethyl) ,-SiH (ethyl)2,-OSi (ethyl)3,-SiH2(propyl) ,-SiH (propyl)2,-Si (propyl)3,-SiH2(butyl) ,-SiH (butyl)2,-Si (butyl)3,-SiH (methyl) (ethyl) ,-Si (methyl) (ethyl)2,- SiH (methyl) (propyl) ,-Si (methyl) (propyl)2,-SiH (methyl) (butyl) ,-Si (methyl) (butyl)2,-OSiH (ethyl) (propyl) ,-OSi (ethyl) (propyl)2,-OSiH (ethyl) (butyl) ,-OSi (ethyl) (butyl)2Deng.
In any embodiment of the present invention, including any formula (especially Formulas I or II), each R is disclosed herein9With each R11 Selected from primary-, sec- or tert-butyl, aryl, isopropyl, preferably tert-butyl, especially tert-butyl;With at least one R10It is-OH ,-O (methyl) ,-O (ethyl) ,-O (n-propyl) ,-O (isopropyl) ,-O (normal-butyl) ,-O (isobutyl group) ,-O (sec-butyl) ,-O (uncle Butyl) ,-O (phenyl), especially-O (methyl).In particular, in the above-described embodiment, each R10Selected from-OH ,-O (methyl) ,-O (ethyl) ,-O (n-propyl) ,-O (isopropyl) ,-O (normal-butyl) ,-O (isobutyl group) ,-O (sec-butyl) ,-O (tert-butyl) ,-O (phenyl), especially wherein each R10It is-O (methyl).
In certain embodiments, more specifically, each R1And R2It is same or different, and individually halogen atom, It is preferred that Cl;Each R3It is same or different, and individually C1-C10Alkyl, preferably methyl;Each R4,R5,R6And R7Be it is identical or Different, and individually hydrogen atom or C1-C10Alkyl is preferably respectively hydrogen atom;Each R8And R12Individually hydrogen atom;R13Be- SiR"2Wherein each R " is same or different, and individually hydrogen or C1-C10Alkyl, preferably methyl;Each R9And R11It is C1-C10Alkyl, especially normal-butyl, isobutyl group and tert-butyl, more particularly tert-butyl;Wherein each R10It is-OH ,-O (first Base) ,-O (ethyl) ,-O (n-propyl) ,-O (isopropyl) ,-O (normal-butyl) ,-O (isobutyl group) ,-O (sec-butyl) ,-O (tertiary fourth Base) ,-O (phenyl), especially-O (methyl).
In certain embodiments, it include those according to the transition metal complex of formula (II): wherein each R1And R2It is Chlorine;Each R3It is methyl;Each R4,R5,R6And R7,R8And R12It is hydrogen;R13It is-Si (CH3)2-;Wherein each R9And R11It is tert-butyl;With Wherein each R10It is methoxyl group.
Following specific metallocene containing zirconium and their analog containing hafnium is clearly disclosed: racemic-dimethyl Sila diyl (2- methyl, 4- [3', 5'- di-t-butyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl sila Diyl (2- ethyl, 4- [3', 5'- di-t-butyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl sila diyl (2- propyl, 4- [3', 5'- di-t-butyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl sila diyl (2- fourth Base, 4- [3', 5'- di-t-butyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl sila diyl (2- methyl, 4- [bis- (the trifluoromethyl) -4'- methoxyphenyls of 3', 5'-] indenyl)2ZrCl2;Racemic-dimethyl sila diyl (2- ethyl, 4- [bis- (the trifluoromethyl) -4'- methoxyphenyls of 3', 5'-] indenyl)2ZrCl2;Racemic-dimethyl sila diyl (2- propyl, 4- [bis- (the trifluoromethyl) -4'- methoxyphenyls of 3', 5'-] indenyl)2ZrCl2;Racemic-dimethyl sila diyl (2- butyl, 4- [bis- (the trifluoromethyl) -4'- methoxyphenyls of 3', 5'-] indenyl)2ZrCl2;Racemic-dimethyl sila diyl (2- methyl, 4- [3', 5'- diisopropyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl sila diyl (2- ethyl, 4- [3', 5'- diisopropyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl sila diyl (2- propyl, 4- [3', 5'- bis- Isopropyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl sila diyl (2- butyl, 4- [3', 5'- diisopropyl Base -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl sila diyl (2- methyl, 4- [3', 5'- diphenyl -4'- Methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl sila diyl (2- ethyl, 4- [3', 5'- diphenyl -4'- methoxyl group Phenyl] indenyl)2ZrCl2;Racemic-dimethyl sila diyl (2- propyl, 4- [3', 5'- diphenyl -4'- methoxyphenyl] indenes Base)2ZrCl2;Racemic-dimethyl sila diyl (2- butyl, 4- [3', 5'- diphenyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl amino borane (2- methyl, 4- [3', 5'- di-t-butyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl amino borane (2- ethyl, 4- [3', 5'- di-t-butyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl amino borane (2- propyl, 4- [3', 5'- di-t-butyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl amino borane (2- butyl, 4- [3', 5'- di-t-butyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl amino borane (2- methyl, 4- [bis- (the trifluoromethyl) -4'- methoxyphenyls of 3', 5'-] indenyl)2ZrCl2;Racemic-dimethyl amino borane (2- ethyl, 4- [bis- (the trifluoromethyl) -4'- methoxyphenyls of 3', 5'-] indenyl)2ZrCl2;Racemic-dimethyl amino borane (2- propyl, 4- [bis- (the trifluoromethyl) -4'- methoxyphenyls of 3', 5'-] indenyl)2ZrCl2;Racemic-dimethyl amino borane (2- butyl, 4- [bis- (the trifluoromethyl) -4'- methoxyphenyls of 3', 5'-] indenyl)2ZrCl2;Racemic-dimethyl amino borane (2- methyl, 4- [3', 5'- diisopropyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl amino borane (2- ethyl, 4- [3', 5'- diisopropyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl amino borane (2- propyl, 4- [3', 5'- diisopropyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl amino borane (2- tert-butyl, 4- [3', 5'- diisopropyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl amino borane (2- methyl, 4- [3', 5'- diphenyl -4'- methoxyphenyl] indenyl)2ZrCl2; Racemic-dimethyl amino borane (2- ethyl, 4- [3', 5'- diphenyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic- Dimethyl amino borane (2- propyl, 4- [3', 5'- diphenyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-dimethyl Amino borane (2- butyl, 4- [3', 5'- diphenyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-diisopropylaminoethyl Borine (2- methyl, 4- [3', 5'- di-t-butyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-diisopropylaminoethyl boron Alkane (2- ethyl, 4- [3', 5'- di-t-butyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-diisopropylaminoethyl borine (2- propyl, 4- [3', 5'- di-t-butyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-diisopropylaminoethyl borine (2- Butyl, 4- [3', 5'- di-t-butyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-diisopropylaminoethyl borine (2- first Base, 4- [bis- (the trifluoromethyl) -4'- methoxyphenyls of 3', 5'-] indenyl)2ZrCl2;Racemic-diisopropylaminoethyl borine (2- Ethyl, 4- [bis- (the trifluoromethyl) -4'- methoxyphenyls of 3', 5'-] indenyl)2ZrCl2;Racemic-diisopropylaminoethyl borine (2- propyl, 4- [bis- (the trifluoromethyl) -4'- methoxyphenyls of 3', 5'-] indenyl)2ZrCl2;Racemic-diisopropylaminoethyl boron Alkane (2- butyl, 4- [bis- (the trifluoromethyl) -4'- methoxyphenyls of 3', 5'-] indenyl)2ZrCl2;Racemic-diisopropylaminoethyl Borine (2- methyl, 4- [3', 5'- diisopropyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-diisopropylaminoethyl boron Alkane (2- ethyl, 4- [3', 5'- diisopropyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-diisopropylaminoethyl borine (2- propyl, 4- [3', 5'- diisopropyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-diisopropylaminoethyl borine (2- Tert-butyl, 4- [3', 5'- diisopropyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-diisopropylaminoethyl borine (2- Methyl, 4- [3', 5'- diphenyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-diisopropylaminoethyl borine (2- ethyl, 4- [3', 5'- diphenyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-diisopropylaminoethyl borine (2- propyl, 4- [3', 5'- diphenyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-diisopropylaminoethyl borine (2- butyl, 4- [3', 5'- diphenyl -4'- methoxyphenyl] indenyl)2ZrCl2;Bis- (trimethyl silyl) amino boranes of racemic-(2- methyl, 4- [3', 5'- di-t-butyl -4'- methoxyphenyl] indenyl)2ZrCl2;Bis- (trimethyl silyl) amino boranes of racemic- (2- ethyl, 4- [3', 5'- di-t-butyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-is bis- (trimethyl silyl) Amino borane (2- propyl, 4- [3', 5'- di-t-butyl -4'- methoxyphenyl] indenyl)2ZrCl2;Bis- (the trimethyl first of racemic- Silylation) amino borane (2- butyl, 4- [3', 5'- di-t-butyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic-is bis- (trimethyl silyl) amino borane (2- methyl, 4- [bis- (the trifluoromethyl) -4'- methoxyphenyls of 3', 5'-] indenyl)2ZrCl2;Bis- (trimethyl silyl) amino boranes of racemic-(2- ethyl, 4- [bis- (the trifluoromethyl) -4'- methoxies of 3', 5'- Base phenyl] indenyl)2ZrCl2;Bis- (trimethyl silyl) amino boranes of racemic-(2- propyl, the 4- [bis- (fluoroforms of 3', 5'- Base) -4'- methoxyphenyl] indenyl)2ZrCl2;Bis- (trimethyl silyl) amino boranes of racemic-(2- butyl, 4- [3', 5'- is bis--trifluoromethyl -4'- methoxyphenyl] indenyl)2ZrCl2;Bis- (trimethyl silyl) amino borane (2- of racemic- Methyl, 4- [3', 5'- diisopropyl -4'- methoxyphenyl] indenyl)2ZrCl2;Bis- (trimethyl silyl) amino of racemic- Borine (2- ethyl, 4- [3', 5'- diisopropyl -4'- methoxyphenyl] indenyl)2ZrCl2;Bis- (the trimethyl silyls of racemic- Base) amino borane (2- propyl, 4- [3', 5'- diisopropyl -4'- methoxyphenyl] indenyl)2ZrCl2;Bis- (the front threes of racemic- Base silicyl) amino borane (2- butyl, 4- [3', 5'- diisopropyl -4'- methoxyphenyl] indenyl)2ZrCl2;Racemic- Bis- (trimethyl silyl) amino boranes (2- methyl, 4- [3', 5'- diphenyl -4'- methoxyphenyl] indenyl)2ZrCl2;Outside Bis- (trimethyl silyl) amino boranes of racemization-(2- ethyl, 4- [3', 5'- diphenyl -4'- methoxyphenyl] indenyl)2ZrCl2;Bis- (trimethyl silyl) amino boranes of racemic-(2- propyl, 4- [3', 5'- diphenyl -4'- methoxyphenyl] Indenyl)2ZrCl2;Bis- (trimethyl silyl) amino boranes of racemic-(2- butyl, 4- [3', 5'- diphenyl -4'- methoxyl group Phenyl] indenyl)2ZrCl2
Although enumerating the above 4'- methoxyl group (that is, O (methyl)) isoreagent, following isoreagent :-O is disclosed with will also recognize that (ethyl) ,-O (n-propyl) ,-O (isopropyl) ,-O (normal-butyl) ,-O (isobutyl group) ,-O (sec-butyl) ,-O (tert-butyl) ,-O (phenyl), etc.;-OSiH3,-OSiH2(methyl) ,-OSiH (methyl)2,-OSi (methyl)3,-OSiH2(ethyl) ,-OSiH (second Base)2,-OSi (ethyl)3,-OSiH2(propyl) ,-OSiH (propyl)2,-OSi (propyl)3,-OSiH2(butyl) ,-OSiH (fourth Base)2,-OSi (butyl)3,-OSiH (methyl) (ethyl) ,-OSi (methyl) (ethyl)2,-OSiH (methyl) (propyl) ,-OSi (first Base) (propyl)2,-OSiH (methyl) (butyl) ,-OSi (methyl) (butyl)2,-OSiH (ethyl) (propyl) ,-OSi (ethyl) (third Base)2,-OSiH (ethyl) (butyl) ,-OSi (ethyl) (butyl)2.Equally, although dichloro substituted compound (- ZrCl2And- HfCl2) listed above, but wherein each chlorine replaces with compound (such as-the Zr ((CH of methyl3)2And-Hf (CH3)2)) will also recognize that it is open.Equally, although dichloro substituted compound (- ZrCl is enumerated above2And-HfCl2), still Wherein each chlorine replaces with compound (such as-the Zr ((CH of methyl3)2And-Hf (CH3)2)) will also recognize that it is open.And to the greatest extent It manages above-mentioned complex compound to be substituted at 2, indenes ring, but is wherein also expected in 1,3,4,5, the 6, and/or 7 generation substitution of indenes ring.
In another embodiment of the present invention, indenyl rings 2,4 and 6 are substituted, such as, in Formulas I, R3,R14And R6 It is not the H and R in formula (II)3And R6It is not H.
A kind of catalyst compounds are used in method preferred embodiment according to the present invention any one of disclosed in the present application, Such as the catalyst compounds do not have difference.For purposes of the invention, if a kind of metallocene catalyst compound and other cyclopentadienyl Metal catalyst compounds differ at least one atom, then it is assumed that they are different.Such as " double indenyl ZrCl2" it is different from (indenyl) (2- methylindenyl) ZrCl2", it is different from " (indenyl) (2- methylindenyl) HfCl again2".Only because those of isomers difference is urged Agent compound is considered the same for the purpose of the present invention, such as racemic-dimetylsilyl is bis- (2- methyl 4- phenyl) Hf(Me)2It is considered being identical to bis- (the 2- methyl 4- phenyl) Hf (Me) of meso-dimetylsilyl2
In some embodiments, two or more different catalyst compounds are present in catalysis used in this application In agent system.In some embodiments, two or more different catalyst compounds are contained therein generation the application The reaction zone of the method.One is used for instead as hybrid catalyst system based on the catalyst of transistion metal compound when two kinds When answering device, preferably selecting two kinds of transistion metal compounds makes the two be compatible.Simple screening method is such as to pass through1H or13C NMR is that can be used for determining which transistion metal compound is compatible known to those of ordinary skill in the art.It is preferred that making It is used for the transistion metal compound with identical activator, however, two different activators, such as non-coordinating anion activator And aikyiaiurnirsoxan beta can be used in combination.If one or more transistion metal compounds include R1Or R2Ligand (its be not hydrogen-based, Alkyl or substituted alkyl), then before adding the non-coordinating anion activator, which should be with transition gold Belong to compound contact.
Two kinds of transistion metal compounds (pre-catalyst) can be used by any ratio.It is preferred that (A) transistion metal compound Opposite (B) transistion metal compound molar ratio belongs to (A:B) range 1:1000 to 1000:1, be alternatively 1:100 extremely 500:1 is alternatively 1:10 to 200:1, is alternatively 1:1 to 100:1, and can also be with 1:1 to 75:1, and can be replaced It is 5:1 to 50:1 with changing.The selection of the specific ratios depends on the selection of exact pre-catalyst, activation method and required Final products.In certain embodiments, when using two kinds of pre-catalysts, if the two is all living with identical activator Change, useful mole percent, is based on the pre-catalyst molecular weight, is 10-99.9%A with respect to 0.1-90%B, is alternatively 25-99%A is alternatively 50-99%A with respect to 1-25%B with respect to 0.5-50%B, and can also be with 75-99%A with respect to 1- 10%B.
The method for preparing catalyst compounds
All air-sensitive synthesis carry out in nitrogen purging drying box.All solvents are obtained from commercial source.The bromo- 2- of 4- Methyl indenes, 4- chloro-2-methyl-indenes and three (perfluorophenyl) borines in toluene are obtained from commercial source.Alkyl aluminum can be pressed Hydrocarbon solution is obtained from commercial source.Methylaluminoxane (" MAO ") can be derived from by solution of the 30wt% in toluene Albemarle.Racemic dimethyl sila diyl (2- methyl 4-phenyl indenyl)2ZrCl2Also it is obtained from commercial source.
In general, by schematically reaction process synthesizes such metallocene shown in attached drawing 1, wherein being (i) to pass through alkyl Metal salt (such as n-BuLi) deprotonation of anion forms indenes salt (indenide);It (ii) is before indenes salt and suitable bridging Body (such as Me2SiCl2) reaction;It (iii) is that above-mentioned product is reacted with AgOTf;It (iv) is above-mentioned triflated conjunction object and another The indenes reactant salt of monovalent;It (v) is that two anion are formed by alkyl anion (such as n-BuLi) deprotonation twice;(vi) It is two anion and metal halide (such as ZrCl4) reaction.It is recrystallized by thick solid and obtains final products.
Activator
It, can be with any way known to document by by they and activator combination after the complex compound has synthesized Catalyst system is formed, including is used for slurry or gas-phase polymerization by loading them.The catalyst system can also be added or Person is in polymerisation in solution or bulk polymerization generates (in monomer).The catalyst system generally comprises transition metal as described above Complex compound and activator such as aikyiaiurnirsoxan beta or non-coordinating anion activator.Aluminoxanes solution can be used in implementing in activation Including methylaluminoxane, referred to as MAO, and it is modified MAO, in this application referred to as MMAO, it includes some senior alkyls to change It is apt to the solubility.Particularly useful MAO can be bought from Albemarle, be usually 10wt% toluene solution.For the present invention The activator that catalyst system is preferably applied is selected from aikyiaiurnirsoxan beta, such as methylaluminoxane, modified methylaluminoxane, ethyl alumina Alkane, isobutyl aluminium alkoxide etc..
When using aikyiaiurnirsoxan beta or modified alumoxane, the complex compound-is opposite-and activator molar ratio is about 1:3000- 10:1;It is alternatively 1:2000-10:1;It is alternatively 1:1000-10:1;It is alternatively 1:500-1:1;Alternatively It is 1:300-1:1;It is alternatively 1:200-1:1;It is alternatively 1:100-1:1;It is alternatively 1:50-1:1;Alternatively Ground is 1:10-1:1.When the activator is aikyiaiurnirsoxan beta (modified or unmodified), some embodiments select the maximum amount Activator, opposite catalyst precarsor (every metal catalytic site) the 5000- times of molar excess.It is preferred that activator-phase of minimum flow P- complex compound ratio is 1:1 molar ratio.
Non-coordinating anion can also be used to be activated, referred to as NCA, the type is disclosed in EP 277 003A1 and EP In 277 004A1.NCA can be added in the form that ion pair uses, such as, [DMAH]+[NCA]-, the wherein N, N- dimethyl Puratized agricultural spray (DMAH) cation is reacted with leaving group alkaline on the transition metal complex to form transition metal complex Cation and [NCA]-The cation can be in the precursor, be alternatively, trityl (trityl).It can replace It is that the transition metal complex can be with neutral NCA precursors reaction, such as B (C with changing6F5)3, from the complex compound extract yin from Subbase group is to form activated atom group.Useful activator includes N, N- dimethyl puratized agricultural spray four (pentafluorophenyl group) borate (i.e., [PhNMe2H]B(C6F5)4) and N, N- dimethyl puratized agricultural spray four (seven fluoronaphthalene bases) borate, wherein Ph is phenyl and Me is first Base.
Other preferred activator for the application includes US 7,247,687 on column 169, row 50 to column 174, row 43, Especially column 172, row 24 to column 173,53 those disclosed of row.
In embodiment of the present invention is disclosed herein, which is expressed as following formula (1):
(Z)d+(Ad-) (1)
Wherein Z is (L-H) or reducible lewis acid, and L is neutral lewis base, and H is hydrogen and (L-H)+It is Bronsted acid;Ad-It is that non-coordination anion has charge d-;It is 1-3 integer with d.
When Z is that (L-H) makes the cationic components be (L-H)d+When, which may include Bronsted acid ratio Such as protonated lewis base, proton can occur from the catalyst precarsor by the component part of such as alkyl or aryl etc Change, generates the transition metal material or the activating cations (L-H) of cationicd+It is Bronsted acid, matter can be donated Son to the catalyst precarsor generates transition-metal cation, including ammonium, oxygen, Phosphonium, silicyl, and its mixture, or Methylamine, aniline, dimethylamine, diethylamine, methylphenylamine, diphenylamines, trimethylamine, triethylamine, N, N- dimethylaniline, methyl biphenyl Amine, pyridine, to bromo N, N- dimethylaniline, to nitro-N, the ammonium of N- dimethylaniline, triethyl phosphine, triphenylphosphine and hexichol Lin Phosphonium, the oxygen of ether, such as dimethyl ether diethyl ether, tetrahydrofuran and dioxane, thioether, such as diethyl sulfide The sulfonium and its mixture of ether and thiophane.
When Z is reducible lewis acid, it is represented by formula: (Ar3C+), wherein Ar is that aryl or hetero atom replace Aryl, or C1-C40Alkyl, reducible lewis acid can be expressed as formula: (Ph3C+), wherein Ph is phenyl or hetero atom Substituted-phenyl, and/or C1-C40Alkyl.In embodiments, which is triphenyl carbon cation.
The anionic component Ad-Embodiment includes having formula [Mk+Qn]d-Those, wherein k is 1,2 or 3;N is 1,2, 3,4,5 or 6, either 3,4,5 or 6;N-k=d;M is selected from 13 race's element of the periodic table of elements, either boron or aluminium, and Q It is independently hydrogen-based, bridging or non-bridging dialkyl amido, halogen, alkoxy, aryloxy group, hydrocarbyl group, the Q at most have There are 20 carbon atoms on condition that at most in one case Q is halogen, and two Q can form cyclic structure.Each Q can be With 1-20 carbon atom fluoro alkyl, or each Q fluorinated aryl, or five fluoro aryl of each Q.Suitable Ad- component example It is included in two boron compounds disclosed in parent U.S.Patent No US5,447,895, is all hereby incorporated by reference.
In embodiments, it is indicated in any NCA in above-mentioned formula 1, the anionic component Ad- is expressed as formula [M*k*+Q*n*] Wherein k* is 1,2, or 3 to d*-;N* is 1,2,3,4,5, either 6 (or 1,2,3, or 4);N*-k*=d*;M* is boron;With Q* is independently selected from hydrogen-based, bridging or non-bridging dialkyl amido, halogen, alkoxy, aryloxy group, hydrocarbyl group, the Q* At most there are 20 carbon atoms, on condition that at most in one case Q* is halogen.
It include that alkene (such as propylene) contacts above-mentioned catalyst complex and NCA the invention further relates to olefin polymerization method Activator is indicated by formula (2):
RnM**(ArNHal)4-n (2)
Wherein R is single anion ligand;M** is the 13rd race's metal or metalloid;ArNHal is the nitrogenous aromatic ring of halogenation, Polycyclic aromatic ring, either aromatic ring assembly (assembly) two of them or more rings (or fused ring system) directly that This is connected or connects together;It is 0,1,2, or 3 with n.General N CA include 2 anion of formula also include suitable cation its The ionic catalyst complex compound for not interfering substantially the transistion metal compound to be formed, or the cation is Z as described aboved +
In embodiments, in any NCA for indicating anion comprising above-mentioned formula 2, R is selected from C1-C30Hydrocarbyl group.In In embodiment, C1-C30Hydrocarbyl group can be replaced with one or more following groups: C1-C20Hydrocarbyl group, halogen, alkyl Substituted organic quasi-metal, dialkyl amide, alkoxy, aryloxy group, alkylthio group (alkysulfido), artyl sulfo (arylsulfido), alkyl phosphorus base (alkylphosphido), aryl phosphorus base (arylphosphide), aryl phosphorus base (phosphide), or other anion substituent;It is fluorine-based;Large volume hydrocarbon oxide, if large volume means C4-C20Hydrocarbon Base;--SRa,--NRa2, and -- PRa2, wherein each Ra is independently the C of unit price4-C20It is greater than or equal to comprising molecular volume The alkyl or C of isopropyl substituents molecular volume4-C20Molecular volume is greater than or equal to the hydrocarbon of isopropyl substituents molecular volume The organic quasi-metal that base replaces.
In embodiments, in any NCA containing anion shown in above-mentioned formula 2, NCA also includes cation, is contained Formula (Ar3C+) shown in reducible lewis acid, wherein Ar is aryl or by a hetero atom, and/or C1-C40Alkyl replaces Aryl or reducible lewis acid be formula (Ph3C+) shown in, wherein Ph be phenyl or by a hetero atom, and/or C1-C40The phenyl that alkyl replaces.
In embodiments, in any NCA for indicating anion comprising above-mentioned formula 2, NCA also includes formula (L-H)d+It is shown Cation, wherein L is neutral Lewis base;H is hydrogen;It (L-H) is Bronsted acid;D is 1,2 or 3, preferably (L-H)d+It is Selected from ammonium, Yang, Phosphonium, silicyl and its mixture Bronsted acid.
The other example of useful activator includes those disclosed in US 7,297,653 and US 7,799,879.
In embodiments, another activator used in this application include cation oxidant salt and noncoordinating phase The anion of appearance, as shown in formula (3):
(OXe+)d(Ad-)e (3)
Wherein, OXe+It is the cation oxidant with e+ charge;E is 1,2 or 3;D is 1,2 or 3;And Ad-It is band d- electricity The non-coordinating anion (as described above) of lotus.The example of cation oxidant include: ferrocene salt, alkyl replace ferrocene, Ag+Or Pb+2.The preferred embodiment of Ad- includes four (pentafluorophenyl group) borates.
The activator useful to the application catalyst system includes: trimethyl ammonium four (perfluoronapthyl) borate, N, N- bis- Methyl puratized agricultural spray four (perfluoronapthyl) borate, N, N- diethyl puratized agricultural spray four (perfluoronapthyl) borate, four (perfluor of triphenylcarbenium Naphthalene) borate, trimethyl ammonium four (perfluorinated biphenyl) borate, N, N- dimethyl puratized agricultural spray four (perfluorinated biphenyl) borate, Triphenylcarbenium four (perfluorinated biphenyl) borate, and the type are disclosed in United States Patent (USP) US7,297,653, and a full piece draws Enter the application as reference.
Suitable activator further includes N, N- dimethyl puratized agricultural spray four (perfluoronapthyl) borate, N, N- dimethyl puratized agricultural spray four (perfluorinated biphenyl) borate, N, N- dimethyl puratized agricultural spray four (3,5- bis- (trifluoromethyl) phenyl) borate, triphenylcarbenium four (perfluorophenyl) borate, triphenylcarbenium four (perfluorinated biphenyl) borate, (3,5- bis- (trifluoromethyls) of triphenylcarbenium four Phenyl) borate, triphenylcarbenium four (perfluorophenyl) borate, [Ph3C+][B(C6F5)4 -], [Me3NH+][B(C6F5)4 -]; 1- (4- (three (pentafluorophenyl group) borates) -2,3,5,6- tetrafluoro phenyl) pyrrolidines;With four (pentafluorophenyl group) borates;4- (three (pentafluorophenyl group) borates) -2,3,5,6- ptfe pyridine.
In embodiments, which includes triaryl carbon salt (such as triphenylcarbenium tetraphenyl borate salts, triphen Base carbon four (pentafluorophenyl group) borate, triphenylcarbenium four-(2,3,4,6- tetrafluoro phenyl) borate, triphenylcarbenium four (perfluoronapthyl) borate, triphenylcarbenium four (perfluorinated biphenyl) borate, (3,5- bis- (trifluoromethyls) of triphenylcarbenium four Phenyl) borate).
In embodiments, two kinds of NCA activators can be used in polymerization, the first NCA activator and the 2nd NCA activator Molar ratio can be any ratio.In some embodiments, the molar ratio of the first NCA activator and the 2nd NCA activator Rate is 0.01:1-10,000:1 perhaps 0.1:1-1000:1 or 1:1-100:1.
In the present embodiment, the NCA activator relative catalyst ratio 1:1 molar ratio or 0.1:1 to 100: 1 or 0.5:1 to 200:1 or 1:1 to 500:1 or 1:1 to 1000:1.In embodiments, the NCA activator relative catalytic Agent ratio is 0.5:1 to 10:1, or 1:1 to 5:1.
In embodiments, catalyst compounds can in conjunction with combined aikyiaiurnirsoxan beta and NCA (see, e.g. US 5,153, 157,5 US, 453,410, EP 0 573 120B1, WO 94/07928 and WO 95/14044, all these documents introduce this Shen It please be as reference).
In a preferred embodiment of the invention, if using NCA (such as ion or neutrality stoichiometry activation Agent), then the complex compound relative activation agent molar ratio is usually 1:10 to 1:1;1:10 to 10:1;1:10 to 2:1;1:10 to 3: 1;1:10 to 5:1;1:2 to 1.2:1;1:2 to 10:1;1:2 to 2:1;1:2 to 3:1;1:2 to 5:1;1:3 to 1.2:1;1:3 is extremely 10:1;1:3 to 2:1;1:3 to 3:1;1:3 to 5:1;1:5 to 1:1;1:5 to 10:1;1:5 to 2:1;1:5 to 3:1;1:5 to 5: 1;1:1 to 1:1.2.
Or conactivator, such as the 1,2nd, or 13 race's organic metal substances (such as three n-octyl of alkyl aluminum compound Aluminium), it can be used in the application catalyst system.The complex compound is 1:100 to 100:1 with respect to conactivator molar ratio;1: 75 to 75:1;1:50 to 50:1;1:25 to 25:1;1:15 to 15:1;1:10 to 10:1;1:5 to 5:1;1:2 to 2:1;1:100 To 1:1;1:75 to 1:1;1:50 to 1:1;1:25 to 1:1;1:15 to 1:1;1:10 to 1:1;1:5 to 1:1;1:2 to 1:1;1: 10 to 2:1.
Non-essential carrier material
In the application embodiment, catalyst system may include inert support material.It is preferred that the material loaded is porous Carrier material, for example, talcum and inorganic oxide.Other carrier materials include zeolite, clay, organic clay or any other Or mixtures thereof the carrier material etc. of organic or inorganic,.
It is preferred that carrier material is the inorganic oxide of form fine crushing.In this application for metallocene catalyst system Suitable inorganic oxide material includes the 2nd, 4,13 and 14 family metal oxides, such as silica, aluminium oxide and its mixing Object.Can be used alone or with silica or aluminium oxide associated with other inorganic oxides be magnesia, titanium dioxide, zirconium oxide And analog.It is however possible to use other suitable carrier material, such as the functionalized polyolefin of subtle separation, such as carefully Broken polyethylene.Particularly useful carrier material includes magnesia, titanium dioxide, zirconium oxide, montmorillonite, phyllosilicate, cunning Stone, clay and or the like.Furthermore, it is possible to using the combination of these carrier materials, such as silica-chromium, silica-oxygen Change aluminium, silica-titania etc..Preferred carrier material includes Al2O3,ZrO2,SiO2And their combination, it is more excellent Select SiO2,Al2O3Or SiO2/Al2O3
Preferred carrier materials, most preferably inorganic oxide have in about 10- about 700m2Surface area in/g range, about Pore volume within the scope of 0.1- about 4.0cc/g, the average particle size in about 500 μ m of about 5-.More preferable carrier material has About 50- about 500m2Pore volume within the scope of surface area in/g range, about 0.5- about 3.5cc/g, about 200 μ m of about 10- Interior average particle size.Most preferably the major part of carrier material has about 100- about 400m2Surface area in/g range, about 0.8- Average particle size in about 100 μ m of pore volume within the scope of about 3.0cc/g, about 5-.Useful carrier material in the present invention Average pore size existIn range, preferably 50- is aboutMost preferably 75- is aboutOne In a little embodiments, carrier material is a high surface area, amorphous silica (surface area=300m2/g;Pore volume =1.65cm3/g).Preferred silica is with trade name DAVISON 952 or DAVISON 955 by Davison Chemical Division, W.R.Grace and Company are sold.In other embodiments, using DAVISON 948.
Carrier material should be dry, that is, the water essentially free of absorption.The drying of carrier material can about 100 DEG C-about 1000 DEG C, the heating of preferably at least about 600 DEG C of temperature or calcine to carry out.When carrier material is silica, added Heat is at least 200 DEG C, preferably from about 200 DEG C-about 850 DEG C, most preferably at least at about 600 DEG C;Heating time about 1 minute-about 100 is small When, or about 12 hours-about 72 hours, or about 24 hours-about 60 hours.The carrier material of calcining must have at least some reactions Hydroxyl (OH) group of property is to produce the catalyst system of load of the invention.The carrier material of calcining then at least in polymerize Catalyst contact, polymerization catalyst include at least one metallocene compound and activator.
Carrier material has reactive surfaces group, generally hydroxyl, forms slurry in nonpolar solvent, obtains Slurry is contacted with the solution of metallocene compound and activator.In some embodiments, the slurry of carrier material first with work Agent contacts about 0.5 hour-about 24 hours or about 2 hours-about 16 hours or about 4 hours-about 8 hours.Then make metallocene The solution of compound is contacted with isolated carrier/activator.In some embodiments, the catalyst system of load is given birth in situ At.In an interchangeable embodiment, the slurry of carrier material contacted first with catalyst about 0.5 hour-about 24 hours, Or about 2 hours-about 16 hours or about 4 hours-about 8 hours.The slurry of the metallocene compound of load is then and activator solution Contact.
The mixture of metallocene, activator and carrier is heated to about 0 DEG C-about 70 DEG C, it is preferably from about 23 DEG C-about 60 DEG C, excellent Select room temperature.Typical time of contact from about 0.5 hour to about 24 hour, or from about 2 hours to about 16 hour, or from about 4 hours To about 8 hours.
Suitable nonpolar solvent is all reactants used in this application, that is, activator and metallocene compound, at least Part is solvable wherein, and in the substance that reaction temperature is liquid.Preferred nonpolar solvent is alkane, for example, isopentane, Hexane, normal heptane, octane, nonane and decane, although many other materials, including cycloalkane, such as hexamethylene can also be used Alkane, aromatic hydrocarbons, such as benzene, toluene and ethylbenzene.
Polymerization
In the embodiment of the application, the present invention relates to polymerization, wherein monomer (such as propylene) and optionally Comonomer contacted with the catalyst system as described above comprising activator and at least one metallocene compound.Catalyst Closing object can be merged with activator with random order, and can be merged before contacting monomer.
Useful monomer includes substituted or unsubstituted C herein2-C40Alpha-olefin, preferably C2-C20Alpha-olefin, preferably C2-C12 Alpha-olefin, optimal ethylene, propylene, butylene, amylene, hexene, heptene, octene, nonene, decene, endecatylene, dodecylene and its Isomers.In a preferred embodiment of the present invention, monomer includes propylene and optional comonomer, including it is below a kind of or It is a variety of: ethylene or C4-C40Alkene, preferably C4-C20Alkene or preferred C6-C12Alkene.C4-C40Olefinic monomer can be straight chain, Branch is cricoid.C4-C40Cycloolefin can be (strained) or non-by tension, It and can optionally include hetero atom and/or one or more functional groups.In another preferred embodiment, monomer includes second Alkene and comonomer optionally, comonomer includes one or more C3-C40Alkene, preferably C4-C20Alkene, or preferably C6-C12Alkene.C3-C40Olefinic monomer can be straight chain, branch or cricoid.C3-C40Cycloolefin can be by tension or non- It by tension, monocycle or polycyclic, and can optionally include hetero atom and/or one or more functional groups.
Exemplary C2-C40The example of olefinic monomer and optional comonomer include ethylene, propylene, butylene, amylene, oneself Alkene, heptene, octene, nonene, decene, endecatylene, dodecylene, norbornene, norbornadiene, bicyclopentadiene, ring penta Alkene, cycloheptene, cyclo-octene, cyclo-octadiene, cyclododecene, 7- oxanorbornene, 7- oxanorbornadiene, what is replaced spreads out Biology, isomers, preferably hexene, heptene, octene, nonene, decene, dodecylene, cyclo-octene, 1,5- cyclo-octadiene, 1- hydroxyl Base -4- cyclo-octene, 1- acetoxyl group -4- cyclo-octene, 5- methyl cyclopentene, cyclopentene, bicyclopentadiene, norbornene, drop ice Piece diene and their own homologue and derivative, preferably norbornene, norbornadiene and bicyclopentadiene.
In preferred embodiments, in the polymer prepared herein, the total weight based on composition exists a kind of or more Kind diene, is at most 10wt%, preferably 0.00001-1.0wt%, preferably 0.002-0.5wt%, even more preferably 0.003- 0.2wt%.In some embodiments, 500ppm perhaps less diene preferably 400ppm or less is added in polymerization, Or preferably 300ppm or less.In other embodiments, at least diene of 50ppm is added into polymerization, or 100ppm or more or 150ppm or more.
Preferred diolefinic monomer useful in the present invention includes any hydrocarbon structure, preferably C4-C30, there are at least two Unsaturated bond, wherein at least two unsaturated bonds easily pass through stereospecific or non-cubic special catalyst and introduce polymerization In object.Further preferred diolefinic monomer is selected from α, ω-diene monomer (that is, two-vinyl monomers).It is further preferred that alkadienes Monomer is linear di-vinyl monomers, most preferably containing those of 4-30 carbon atom.The example of preferred diene includes fourth two Alkene, pentadiene, hexadiene, heptadiene, octadiene, nonadiene, decadinene, 11 carbon diene, 12 carbon diene, 13 carbon two Alkene, 14 carbon diene, pentadecane diene, 16 carbon diene, 17 carbon diene, 18 carbon diene, 19 carbon diene, 20 carbon two Alkene, 21 carbon diene, 22 carbon diene, two oleatridecadienes, tetracosadiene, two pentadecane diene, 26 carbon Diene, heptacosadiene, 28 carbon diene, 29 carbon diene, 30 carbon diene, particularly preferred diene include 1,6- Heptadiene, 1,7- octadiene, 1,8- nonadiene, 1,9- decadinene, 11 carbon diene of 1,10-, 12 carbon diene of 1,11-, 1,12- Oleatridecadiene, 14 carbon diene of 1,13- and low molecular weight polybutadiene (Mw is less than 1000g/mol).It is preferred that cyclic diene packet Include cyclopentadiene, vinyl norbornene, norbornadiene, ethylidene norbornene, divinylbenzene, bicyclopentadiene or Higher ring containing alkadienes is with or without substituent group on each ring site.
In some embodiments, when butylene is comonomer, butylene source can be the butene stream of mixing, include butylene A variety of isomers.Think in polymerization it is preferable to use be 1- butene monomers.Using such mixed butene stream by band Carry out economic benefit, because these mixed flows are often the waste stream of refining process, for example, C4Raffinate stream, and therefore than pure 1- fourth Alkene is much cheap.
Polymerization of the invention can carry out in any manner known in the art.It can be used any known in the art outstanding Floating polymerization, homogeneous polymerization, bulk polymerization, polymerisation in solution, slurry polymerization or gas phase polymerization process.The method can interval, half Form intermittently or serially carries out.Homogeneous polymerization method and slurry phase polymerisation process are preferred.(homogeneous polymerization method be defined as to The method that the product of few 90wt% dissolves in reaction medium.) ontology homogeneous polymerization method is particularly preferred.(bulk polymerization side Method is defined as monomer concentration and accounts for all 70 volume % or higher for being added to reactor content.) alternatively, not deposited in reaction medium Or be added without solvent or diluent and (in addition to the micro carrier as catalyst system or other additives, deposited in monomer General quantity;For example, the propane in propylene).In another embodiment, polymerization is slurry process.It is as used herein Term " slurry phase polymerisation process " refers in polymerization, and using the catalyst of load, monomer gathers on the catalyst granules of load It closes.The polymer product at least 95wt% generated from the catalyst of load is the solid particle of granular form (insoluble in diluent In).
Diluent/solvent suitable for polymerization includes noncoordinating, inert liquid.Example includes the hydrocarbon of straight chain and branch, Such as iso-butane, butane, pentane, isopentane, hexane, isohexane, heptane, octane, dodecane and its mixture;Cricoid and rouge Ring race hydrocarbon, such as hexamethylene, cycloheptane, hexahydrotoluene, methylcycloheptane and its mixture, such as can find on the market (IsoparTM);Full halogenated hydrocarbon, such as perfluoro C4-10Alkane, chlorobenzene and aromatics and alkyl-substituted aromatic compounds, example Such as benzene, toluene, mesitylene and dimethylbenzene.Suitable solvent further includes liquefied olefines, can be used as monomer or comonomer, Including ethylene, propylene, 1- butylene, 1- hexene, 1- amylene, 3- Methyl-1-pentene, 4-methyl-1-pentene, 1- octene, 1- decene And its mixture.In preferred embodiments, use aliphatic hydrocarbon solvent as solvent, for example, iso-butane, butane, pentane, Or mixtures thereof isopentane, hexane, isohexane, heptane, octane, 12 carbon alkane;Cricoid and clicyclic hydrocarbon, such as hexamethylene, Cycloheptane, hexahydrotoluene, methylcycloheptane and its mixture.In another embodiment, solvent is not aromatics, preferably Based on the weight of solvent, existing arsol is less than 1wt%, preferably smaller than 0.5wt% in a solvent, preferably smaller than 0wt%.
In preferred embodiments, monomer and comonomer on the basis of feed stream total volume, for polymerization Input concentration is that perhaps less preferably 40vol% is perhaps less or preferably 20vol% or less for 60vol% solvent.It is preferred that Polymerization is carried out with bulk polymerization.
Preferred polymeric can be carried out in the case where being suitable for obtaining required polyvinyl any temperature and/or pressure.Typically Temperature and/or pressure include temperature range from about 0 DEG C to about 300 DEG C, and preferably from about 20 DEG C to about 200 DEG C, preferably from about 35 DEG C to about 150 DEG C, preferably from about 40 DEG C to about 120 DEG C, preferably from about 45 DEG C to about 80 DEG C;Pressure limit is from about 0.35MPa to about 10MPa, preferably from about 0.45MPa are to about 6MPa, or preferably from about 0.5MPa to about 4MPa.
In typical polymerization, the progress time of reaction at most 300 minutes, preferably from about 5 minutes to about 250 minutes or excellent Choosing is from about 10 minutes to 120 minutes.
In some embodiments, the hydrogen partial pressure being present in polymer reactor is (0.007 from 0.001 to 50psig To 345kPa), preferably (0.07 to 172kPa) or 0.1 to 10psig (0.7 to 70kPa) from 0.01 to 25psig.
In this alternatively embodiment, the activity of catalyst is at least 50g/mmol/hr, preferably 500g/mmol/hr Or higher, preferably 5000g/mmol/hr or higher, preferably 50000g/mmol/hr or higher.In a replaceable embodiment In, the weight of the polymer based on generation and the monomer into reaction zone, the conversion ratio of olefinic monomer is at least 10%, preferably 20% or more, preferably 30% or more, preferably 50% or more, preferably 80% or more.In certain embodiments, should Catalyst activity is 150,000 to about 320,000g/mmol/hour, and can especially generate following polypropylene: being had Tm be 158 DEG C -162 DEG C, for example, 158.5 DEG C, 159.0 DEG C, 159.5 DEG C, 160.0 DEG C, 160.5 DEG C, 161.0 DEG C, 161.5 DEG C, or 162.0 DEG C).
In preferred embodiments, the polymer is generated for this method almost without aikyiaiurnirsoxan beta.It is preferred that aikyiaiurnirsoxan beta content Zero mol%, or the aluminium of the aikyiaiurnirsoxan beta are less than 500:1, preferably smaller than 300:1 with respect to the molar ratio of transition metal, preferably small In 100:1, preferably smaller than 1:1.
In preferred embodiments, scavenger is not used during producing ethene polymers or hardly uses. It is preferred that scavenger (such as trialkylaluminium) exists with 0mol%, alternatively, scavenger is with scavenger metal phase to transition metal mole ratio Amount less than 100:1, preferably smaller than 50:1, preferably smaller than 15:1, preferably smaller than 10:1 exists.
In preferred embodiments, polymerize: 1) 0-300 DEG C of temperature (preferably 25-150 DEG C, preferably 40-120 DEG C, it is excellent Select 45-80 DEG C) it carries out;2) in pressure from atmospheric pressure to 10MPa (preferably 0.35-10MPa, preferably 0.45-6MPa, preferably 0.5-4MPa) carry out;3) (such as iso-butane, butane, pentane, isopentane, hexane, isohexane, heptane, pungent in aliphatic hydrocarbon solvent Alkane, dodecane and its mixture;Cyclic hydrocarbon and clicyclic hydrocarbon, for example, hexamethylene, cycloheptane, hexahydrotoluene, methylcycloheptane and Its mixture;It is preferred that solvent-based weight, existing amount is less than 1wt%, preferably smaller than 0.5wt% to aromatic hydrocarbons in a solvent, excellent Be selected as 0wt%) in carry out;4) productivity of catalyst compounds at least 80,000g/mmol/hr (preferably at least 150, 000g/mmol/hr, preferably at least 200,000g/mmol/hr, preferably at least 250,000g/mmol/hr, preferably at least 300, 000g/mmol/hr).In preferred embodiments, the catalyst system of polymerization includes at most a kind of catalyst compounds." Conversion zone " is also referred to as " polymeric area ", it is that polymerization place occurs in container, for example, batch reactor.When serial or parallel connection uses When multiple reactors, each reactor is considered as independent polymeric area.For in batch reactor and flow reactor into Capable multi-step polymerization, every polymer grade are considered as an individual polymeric area.In an embodiment according to the present invention, gather It closes and occurs in a reaction zone.In preferred embodiments, it is aggregated in a reaction zone and carries out.Room temperature is 23 DEG C, unless It is otherwise noted.
As needed, other additives can also use in polymerization, such as one or more scavengers, promotor, modification Agent, chain-transferring agent (such as diethyl zinc), reducing agent, oxidant, hydrogen, alkyl aluminum or silane.
Useful chain-transferring agent is usually alkylaluminoxane, formula AlR3,ZnR2Indicate that (wherein each R is independently selected compound From C1-C8Aliphatic group, preferably methyl, ethyl, propyl, butyl, phenyl, hexyl octyl or its isomers) or a combination thereof, than Such as diethyl zinc, methylaluminoxane, trimethyl aluminium, triisobutyl aluminium, trioctylaluminum or a combination thereof.
Polyolefin products
The invention further relates to the composition of matter prepared by method described herein.
In a preferred embodiment, the method prepares Noblen or propylene copolymer, such as propylene-second Alkene and/or propylene-alpha-olefin (preferably C3-C20) copolymer (for example, butene-hexene copolymer or propylene-octene Copolymer), It has the Mw/Mn greater than 1 to 4 (preferably greater than 1-3).
Similarly, method of the invention prepares olefin polymer, preferably polyethylene and polypropylene homopolymer and copolymer. In a preferred embodiment, the polymer prepared herein is the homopolymer of ethylene or propylene, is ethylene copolymer, It is preferred that having the 0-25 moles of one or more C of % (or 0.5-20 moles of % or 1-15 moles of % or 3-10 moles of %)3-C20Alkene Hydrocarbon comonomer (preferably C3-C12Alpha-olefin, preferably propylene, butylene, hexene, octene, decene, dodecylene, preferably propylene, fourth Alkene, hexene, octene) or propylene copolymer, preferably having 0-25 moles of %, (or 0.5-20 moles of % or 1-15 rub Your % or 3-10 moles of %) one or more C2Or C4-C20Olefin comonomer (optimal ethylene or C4-C12Alpha-olefin, preferably Ethylene, butylene, hexene, octene, decene, dodecylene, optimal ethylene, butylene, hexene, octene).
In a preferred embodiment, monomer is propylene, and comonomer is hexene, preferably oneself from 1 to 15mol% Alkene or 1 to 10mol%.
Typically, the polymer Mw prepared herein is 5,000-1,000,000g/mol (preferably 25000-750000g/ Mol, preferably 50000g/mol-500,000g/mol and/or Mw/Mn are greater than 1 to 40 perhaps 1.2 to 20 or 1.3 to 10, Perhaps 1.4 to 5 perhaps 1.5 to 4 or 1.5 to 3.
In a preferred embodiment, it is measured using gel permeation chromatography (GPC), the polymer prepared herein has The distribution of unimodal or multimodal molecular weight." unimodal " refers to that there are a peak value or inflection point in the track GPC." multimodal " refers to that the track GPC has At least two peak values or inflection point.Inflection point is the point (such as from negative to positive, or vice versa) of second dervative reindexing.
In preferred embodiments, the application generate polymer composition Distribution Breadth Index (CDBI) be 50% with On, preferably 60% or more, preferably 70% or more.CDBI is the scale that monomer composition is distributed within polymer chain, and measurement Procedure publication in PCT Publication specification WO 93/03093, on 2 18th, 1993 announce, specifically the 7th and 8 columns and Wild's et al., J.Poly.Sci., Poly.Phys.Ed., volume 20, page 441 (1982) and United States Patent (USP) US 5, In 008,204, including when measuring CDBI 15,000 or less fraction of weight average molecular weight (Mw) is ignored.
In another embodiment, using following catalyst compounds, two of them R10Group is identical or not Same group, and it is expressed as formula: (XR'n)-, wherein X is the race of the 14th, 15,16 or 17 hetero atom that atomic weight is 13-79 It is following one with R': hydrogen atom, halogen atom, C1-C10Alkyl or C6-C10Aryl and n are 0,1,2 or 3, prepared Polymer, with by identical catalyst compounds (other than two R10 groups are hydrogen), in conjunction with identical activator and With the polymer phase ratio of same monomer (such as ethylene and propylene) polymerization preparation under the same terms, the application polymer Mw high is at least 20% (or at least 30%, or at least 40%).In the useful embodiment, each R10It is independently-NR'2,-SR',- OR',-OSiR'3,-SiR'3, or-PR'2, more specifically, R10Selected from-NR'2,-SR',-OR',-OSiR'3, or-PR '2, preferably-OR';Wherein R' is C1-C10Alkyl, especially each R10It is methoxyl group, ethyoxyl, n-propoxy, isopropoxy, n- Butoxy, isobutoxy, sec- butoxy or t-butoxy, most especially methoxyl group.
In another embodiment, using two of them group R10It is same or different group and is expressed as Formula: the catalyst compounds of OR', wherein R' is C1-C10Alkyl, the application prepare polymer containing ethylene and propylene, with by Identical catalyst compounds (remove two R10Group is other than hydrogen), in conjunction with identical activator and under the same conditions with identical The polymer phase ratio of monomer polymerization preparation, Mw high at least 20% (perhaps at least 30% or at least 40%).In useful implementation In scheme, each R10It is independently methoxyl group, ethyoxyl, n-propoxy, isopropoxy, n-butoxy, isobutoxy, sec- fourth Oxygroup or t-butoxy, effectively two R10It is methoxyl group.
In particularly useful embodiment, the application uses two of them R10Group is all the catalyst compounds of methoxyl group The ethylene propylene copolymer of object preparation (removes two R with by identical catalyst compounds10Group is other than hydrogen), in conjunction with identical Activator and the polymer phase ratio prepared under the same conditions with same monomer polymerization, Mw high at least 20% (or at least 30%, or at least 40%).
Blend
In another embodiment, the polymer (preferably polyethylene or polypropylene) for preparing herein and one or more another Outer polymer combines, and film, mechanograph or other products is then made.Other useful polymer include polyethylene, Quan Tongli Structure polypropylene, high isotactic polypropylene, syndiotactic polypropylene, propylene and ethylene, and/or butylene, and/or hexene it is random Copolymer, polybutene, ethylene vinyl acetate, LDPE, LLDPE, HDPE, ethylene vinyl acetate, ethylene methyl acrylate, third Olefin(e) acid copolymer, polymethyl methacrylate or any other polymer polymerizable by high-pressure free radical method, polychlorostyrene Ethylene, poly 1-butene, isotactic polybutene, ABS resin, ethylene-propylene rubber (EPR), EPR, EPDM of vulcanization, block are total The copolymerization of polymers, styrene block copolymer, polyamide, polycarbonate, PET resin, crosslinked polyethylene, ethylene and vinyl alcohol The polymer of object (EVOH), aromatic monomer, such as polystyrene, poly- 1 ester, polyacetals, polyvinylidene fluoride, polyethylene glycol or Polyisobutene.
In a preferred embodiment, polymer present in blends described above (preferably polyethylene or polypropylene) is 10-99wt%, preferably 20-95wt%, even more desirably at least 30-90wt%, even more desirably at least 40 to 90wt%, very To more preferably at least 50 to 90wt%, even more desirably at least 60 to 90wt%, even more preferably at east 70 to 90wt%, base The weight of polymer in blend.
The preparation of above-mentioned blend can be by (as described above by polymer and one or more polymer of the invention ) mixing, reactor blend is prepared by tandem reactor, or by using more than one catalysis in same reactor Agent prepares multiple polymers.Polymer can mix before being put into extruder, or can mix in an extruder.
Blend can be formed with conventional device and method, such as is then melted in mixing machine by dry-mixed each ingredient Melt mixing, or by directly mixing each ingredient in mixing machine, such as, such as Banbury mixer, Haake mixing machine, Brabender mixer or single or double screw extruder, may include continuous mixer (compounding extruder) and It is directly used in the side arm extruder (side-arm extruder) in polymerization downstream, may include the storage in thin film extruding machine The powder or particle of hybrid resin in glassware.In addition, additive can be included in blend, one or more blends as needed In ingredient and/or the product being mixed to form, such as film.This kind of additive be it is known in the art that may include, such as: fill out Material;Antioxidant is (for example, hindered phenol, such as IRGANOXTM1010 or IRGANOXTM1076, it can be obtained from Ciba-Geigy );Phosphite ester, such as IRGAFOSTM168, can be obtained from Ciba-Geigy);Anti-attachment additive;Tackifier, such as poly- fourth Alkene, terpene resin, aliphatic series and aromatic hydrocarbon resin, alkali metal and tristerin and hydrogenated rosin;UV stabilizer;It is hot steady Determine agent;Antiblocking agent (anti-blocking);Release agent;Antistatic agent;Pigment;Colorant;Dyestuff;Wax;Silica;It fills out Material;Talcum etc..
Film
Particularly, any previous polymer, such as previous polypropylene or its blend, can be used for various final uses Using.This kind of application includes, for example, single-layer or multi-layer blowing, extrusion and/or shrink film.These films pass through any well known crowded Out or coextrusion technology is formed, and such as froth film processing technology, wherein a ring can be pressed through in molten condition for composition Then shape die orifice is expanded into uniaxial or twin shaft an orientation molten mass, be then cooled into tubulose, and blown film can connect Cut from axial and be unfolded to form planar film.Film then can omnidirectional, unidirectional orientation or bidirectional oriented to identical or different Degree.One or more layers film transversal orientation and/or portrait orientation are to identical or different degree.Typical case can be used in uniaxial orientation Cold stretch or hot-drawn stretching method complete.Tenter frame or double bubble processes can be used to complete for biaxial orientation, and can put together in each layer Before or after carry out.For example, polyethylene layer can be extruded coating or the polypropylene layer by being laminated to orientation or polyethylene with Polypropylene can be coextruded film forming together and then orient.Equally, oriented polypropylene (OPP) can be laminated to oriented polyethylene or the poly- second of orientation Alkene can be coated on polypropylene and then optionally further be orientated compound.Generally, film is in machine direction (MD) at most 15, the ratio orientation preferably between 5-7, is oriented in transverse direction (TD) at most 15, preferably 7-9 ratio.But in a reality It applies in scheme, in the identical degree oriented film in the direction MD and TD.
The thickness of film may change according to required purposes;But what film thickness was generally suitable at 1-50 μm.For wrapping The film of dress is usually 10-50 μ m-thick.The thickness of sealant is usually 0.2 to 50 μm.There can be sealant in the surfaces externally and internally of film, Or sealant can only exist on inner surface or outer surface.
In one embodiment, one or more layers can be by sided corona treatment, electron beam irradiation, gamma-irradiation, flame at Reason, microwave improve.In a preferred embodiment, a surface layer or two surface layers are improved by sided corona treatment.
Specific embodiment
The invention further relates to:
Embodiment A: the transition metal complex that formula (I) indicates:
Wherein M1Selected from titanium, zirconium, hafnium, vanadium, niobium, tantalum, chromium, molybdenum and tungsten;R1And R2Can be it is same or different, Individually hydrogen atom, C1-C10Alkyl, C1-C10Alkoxy, C6-C10Aryl, C6-C10Aryloxy group, C2-C10Alkenyl, C2-C40Alkene Base, C7-C40Aryl alkyl, C7-C40Alkylaryl, C8-C40Aryl alkenyl, OH group perhaps halogen atom or optionally The conjugated diene replaced by one or more alkyl, three (alkyl) silicyls or three (alkyl) silylhydrocarbyls, it is described Diene has at most 30 atoms, is not included in hydrogen;
R3To R7Can be identical or different, and individually hydrogen atom, halogen atom can be by the C of halogenation1-C10Alkyl, can By the C of halogenation6-C10Aryl, C2-C10Alkenyl, C7-C40Aryl alkyl, C7-C40Alkylaryl, C8-C40Aryl alkenyl ,-NR'2,- SR' ,-OR ,-OSiR'3Or-PR'2Group, wherein R' is selected from following one: hydrogen atom, halogen atom, C1-C10Alkyl or C6- C10Aryl or two or more adjacent group R5To R7The atom for the indenyl connecting with by them is formed together one or more A ring;
R13It is-B (R15)-,-Al(R15)-,-Ge-,-Sn-,-O-,-S-,-SO-,-SO2-,-N(R15)-,-CO-,-P (R15)-, or-P (O) (R15)-, amino borane base meets following one:
Wherein: R15,R16,R17It is same or different, and is hydrogen atom, halogen atom, C1-C20Alkyl, C1-C20 Fluoro-alkyl or sila alkyl, C6-C30Aryl, C6-C30Fluorinated aryl, C1-C20Alkoxy, C2-C20Alkenyl, C7-C40Aryl Alkyl, C8-C40Aryl alkenyl, C7-C40Alkylaryl, or a R15With a R16, together with R13Middle their atom of connection, It is formed together one or more rings;M2It is carbon, silicon, one of germanium or tin or a variety of;
Wherein R8、R12And R14It can be same or different, and individually hydrogen atom, halogen atom can be by halogenation C3-C10Alkyl, can be by the C of halogenation6-C10Aryl, C2-C10Alkenyl, C7-C40Aryl alkyl, C7-C40Alkylaryl, C8-C40,Virtue Base alkenyl ,-NR'2,-SR',-OR,-OSiR'3Or-PR'2Group, wherein R' is hydrogen atom, halogen atom, C1-C10Alkyl, Or C6-C10One of aryl;
Wherein R9And R11It is same or different, and selected from can be by the C of halogenation2-C20Alkyl, can be by the C of halogenation6- C10Aryl, C2-C10Alkenyl, C7-C20Aryl alkyl, C7-C20Alkylaryl, C8-C20Aryl alkenyl;With
Wherein R10Selected from (XR'n)-, wherein X be atomic weight be 13-79 14-17 race hetero atom and R' be it is following it One: hydrogen atom, halogen atom, C1-C10Alkyl, or C6-C10Aryl and n are the integers of 0-3;With
Especially wherein R10It is NR'2,-SR',-OR',-OSiR'3,-SiR'3, or PR'2, wherein R10Selected from-NR'2,- SR',-OR',-OSiR'3Or PR'2, wherein R10It is-SR' ,-OR', or-OSiR'3, wherein R10It can be-NR'2Or-PR'2Base Group, or wherein R10It is-OR'.
Embodiment B: the transition metal complex of embodiment A, wherein R14It is substitution or unsubstituted C6-C10 Aryl, can be by halogenation.
Embodiment C: the transition metal complex of embodiment A or B, wherein R14It is substitution or unsubstituted Phenyl.
Embodiment D: any one of embodiment A to C transition metal complex, wherein R3It is C1-C10Alkyl or C6- C10Aryl.
Embodiment E: any one of embodiment A to D transition metal complex, wherein R3It is methyl.
Embodiment F: any one of embodiment A to E transition metal complex, wherein R9And R11Can be it is identical or Different, and individually butyl, aryl, isopropyl or fluoro-alkyl.
Embodiment G: any one of embodiment A to F transition metal complex, wherein R9And R11It each is selected from positive fourth Base, isobutyl group, and tert-butyl and R10It is OR', wherein R' is C1-C10Alkyl.
Embodiment H: the transition metal complex of embodiment A is expressed as formula (II):
Wherein R8And R12It respectively can be same or different, and individually hydrogen atom, halogen atom can be by halogenation C3-C10Alkyl, can be by the C of halogenation6-C10Aryl, C2-C10Alkenyl, C7-C40Aryl alkyl, C7-C40Alkylaryl, C8-C40Aryl Alkenyl ,-NR'2,-SR',-OR,-OSiR'3Or-PR'2Group, wherein R' is following one: hydrogen atom, halogen atom, C1- C10Alkyl, or C6-C10Aryl;
Wherein each R9And R11It is same or different, and being individually can be by the C of halogenation2-C20Alkyl, can be by halogenation C6-C10Aryl, C2-C10Alkenyl, C7-C20Aryl alkyl, C7-C20Alkylaryl, or C8-C20Aryl alkenyl;Wherein R10Choosing From (XR'n)-, wherein X be atomic weight be 13-79 14-17 race hetero atom and R' be following one: hydrogen atom, halogen atom, C1-C10Alkyl, or C6-C10Aryl and n are the integers of 0-3;Especially wherein R10It is-NR'2,-SR',-OR',-OSiR'3,- SiR'3, or-PR'2, wherein R10Selected from-NR'2,-SR',-OR',-OSiR'3, or-PR'2, wherein R10It is-SR' ,-OR', Or-OSiR'3, wherein R10It is-NR'2Or-PR'2Group, or wherein R10It is-OR'.
Embodiment I: the transition metal complex of embodiment H, wherein each R9With each R11Selected from normal-butyl, isobutyl Base, and tert-butyl and each R10It is OR', wherein R' is C1-C10Alkyl.
Embodiment J: the transition metal complex of embodiment H or I, wherein each R9With each R11It is tert-butyl and extremely A few R10It is methoxyl group.
Embodiment K: the transition metal complex of embodiment H to any one of J, wherein each R3It can be identical or not Together, and individually C1-C10Alkyl.
Embodiment L: the transition metal complex of embodiment H to any one of K, wherein each R1And R2It can be identical Or it is different, and individually halogen atom, preferably Cl;Wherein each R3It can be same or different, and individually C1-C10 Alkyl, preferably methyl;Wherein each R4,R5,R6, and R7It can be same or different, and individually hydrogen atom or C1- C10Alkyl, and preferably each is hydrogen atom;Wherein each R8And R12Individually hydrogen atom;R13It is-SiR "2, wherein each R " is phase With perhaps different and individually hydrogen or methyl, preferably methyl;Wherein each R9And R11It is tert-butyl;Wherein each R10It is Methoxyl group.
Embodiment M: the transition metal complex of embodiment H to any one of K, wherein M1It is Zr or Hf.
Embodiment N: the transition metal complex that formula (II) indicates:
Wherein each R1And R2It is Cl;Each R3It is methyl;Each R4,R5,R6And R7It is hydrogen atom;
Each R8And R12Individually hydrogen atom;R13It is-Si (CH3)2-;Wherein each R9And R11It is tert-butyl;Wherein each R10It is Methoxyl group.
Embodiment O: bis- (4- pheny-indenylzirconium) transition metal complexes of bridging, in which: at least one 4- benzyl ring is in 3' Replaced with 5' by following group: the group can be it is same or different, and selected from can be by the C of halogenation2-C20Alkyl, can By the C of halogenation6-C10Aryl, C2-C10Alkenyl, C7-C20Aryl alkyl, C7-C20Alkylaryl, C8-C20Aryl alkenyl wherein should At least one is in 3' and 5' substituted benzyl ring also at 4' by formula (XR'n)-Group replaces, and wherein X is that atomic weight is The 14-17 race hetero atom and R' of 13-79 is following one: hydrogen atom, halogen atom, C1-C10Alkyl, or C6-C10Aryl And n is the integer of 0-3;Especially wherein (XR'n)-It is-NR'2,-SR',-OR',-OSiR'3,-SiR'3, or-PR'2;Wherein (XR'n)-It is selected from-NR'2,-SR' ,-OR', or-OSiR'3, or-PR'2, wherein (XR'n)-It is-SR' ,-OR' ,- OSiR'3, wherein (XR'n)-It is-NR'2Or-PR'2Group, or wherein (XR'n)-It is-OR', wherein R' is following one: Hydrogen atom, halogen atom, C1-C10Alkyl, or C6-C10Aryl;Also optionally, wherein the transition metal complex benzene One or more of rest position is substituted on base and/or indenyl rings (one or more).
Embodiment P: the transistion metal compound of embodiment O, wherein every 4- benzyl ring 3' and 5' by with Lower group replaces: the group can be it is same or different, and selected from can be by the C of halogenation2-C20Alkyl, can be by the C of halogenation6- C10Aryl, C2-C10Alkenyl, C7-C20Aryl alkyl, C7-C20Alkylaryl, C8-C20Aryl alkenyl.
Embodiment Q: the transition metal complex of embodiment O or P, wherein: at least one 4- pheny-indenylzirconium ligand 2 in the 4- pheny-indenylzirconium ligand include R3Group, wherein R3It can be hydrogen atom, halogen atom can be by the C of halogenation1-C10 Alkyl, can be by the C of halogenation6-C10Aryl, C2-C10Alkenyl, C7-C40Aryl alkyl, C7-C40Alkylaryl, C8-C40Aryl alkene Base ,-NR'2,-SR',-OR',-OSiR'3Or-PR'2Group, wherein R' is following one: halogen atom, C1-C10Alkyl, or Person C6-C10Aryl.
Embodiment R: any one of embodiment O to Q transition metal complex, wherein each 4- phenyl indenyl ligand exists 2 of 4- phenyl indenyl ligand include R3Substituent group, wherein R3It can be same or different, and individually hydrogen atom, halogen Atom, can be by the C of halogenation1-C10Alkyl, can be by the C of halogenation6-C10Aryl, C2-C10Alkenyl, C7-C40Aryl alkyl, C7-C40Alkane Base aryl, C8-C40Aryl alkenyl ,-NR'2,-SR',-OR',-OSiR'3Or-PR'2Group, wherein R' is following one: halogen Plain atom, C1-C10Alkyl, or C6-C10Aryl.
Embodiment S: any one of embodiment Q to R transition metal complex, condition are if any one R3It is hydrogen original Son, methyl or ethyl, then two benzyl rings are all to have butyl in 3' and 5' substitution, and the butyl is same or different 's.
Embodiment T: any one of embodiment O to S transition metal complex, wherein at least one 4- phenyl 3' with And 5' replaced by tert-butyl and in 4' substitutions have OR' group, wherein R' is following one: hydrogen atom, halogen atom, C1-C10Alkyl, or C6-C10Aryl.
Embodiment U: the transition metal complex of embodiment T, wherein the OR' group is methoxyl group.
Embodiment V: any one of embodiment O to U transition metal complex, wherein the transition metal be Zr or Hf。
Embodiment W: catalyst system, it includes activator and the transition metal networks of embodiment A to any one of V Close object.
Embodiment X: the catalyst system of embodiment W, wherein the activator includes aikyiaiurnirsoxan beta.
Embodiment Y: the catalyst system of embodiment W or X, wherein the activator includes non-coordinating anion.
Embodiment Z: any one of embodiment W to Y catalyst system, wherein the activator includes below a kind of or more Kind: trimethyl ammonium four (perfluoronapthyl) borate, N, N- dimethyl puratized agricultural spray four (perfluoronapthyl) borate, N, N- diethyl puratized agricultural spray Four (perfluoronapthyl) borates, triphenylcarbenium four (perfluoronapthyl) borate, trimethyl ammonium four (perfluorinated biphenyl) borate, N, N- dimethyl puratized agricultural spray four (perfluorinated biphenyl) borate, triphenylcarbenium four (perfluorinated biphenyl) borate;N, N- dimethyl Puratized agricultural spray four (3,5- bis- (trifluoromethyl) phenyl) borate, triphenylcarbenium four (perfluoronapthyl) borate, triphenylcarbenium four (perfluorinated biphenyl) borate, triphenylcarbenium four (3,5- bis- (trifluoromethyl) phenyl) borate, four (perfluor of triphenylcarbenium Phenyl) borate, [Ph3C+][B(C6F5)4 -], [Me3NH+][B(C6F5)4 -];1- (4- (three (pentafluorophenyl group) borates) -2,3, 5,6- tetrafluoro phenyl) pyrrolidines;With four (pentafluorophenyl group) borates;4- (three (pentafluorophenyl group) borates) -2,3,5,6- four Fluorine pyridine;Triphenylcarbenium tetraphenyl borate salts, and triphenylcarbenium four-(2,3,4,6- tetrafluoro phenyl) borate.
Embodiment AA: polymerization, including a) contact one or more olefinic monomers with catalyst system, the catalysis Agent system includes: i) activator and ii) any one of embodiment A to V transition metal complex.
Embodiment AB: the method for embodiment AA, wherein the activator includes aikyiaiurnirsoxan beta.
Embodiment AC: the method for embodiment AA, wherein the activator includes non-coordinating anion.
Embodiment AD: the method for embodiment AA to any one of AC, wherein one or more olefinic monomers include third Alkene.
Embodiment AE: the method for embodiment AA to any one of AD, wherein the catalyst compounds are loads.
Embodiment AF: the method for embodiment AA to any one of AE, wherein this method the following conditions carry out: temperature from About 0 DEG C to about 300 DEG C, pressure was in about 0.35MPa to about 10MPa, and the duration at most 300 minutes.
Embodiment AG: the method for embodiment AA to any one of AF further includes obtaining polymer.
Embodiment AH: the method for embodiment AG, wherein the polymer includes following polypropylene: fusing point > 152.0 DEG C, Especially > 155.0 DEG C, > 158.0 DEG C, > 160.0 DEG C, > 162.0 DEG C or > 165.0 DEG C (for example, 152.0 DEG C to about 162.0 DEG C; 155.0 DEG C to about 162.0 DEG C;158.0 DEG C to about 162.0 DEG C;Or 160.0 DEG C to about 162.0 DEG C);MwIt is 60,000 to 1, 400,000g/mol, especially 60,000 to 1,200,000g/mol, especially, 200,000 to 700,000g/mol, or 400, 000 to 600,000g/mol;And MWD > 1.0 to 5, especially 1.2 to 4.5, especially 1.5 to 4.0, especially 1.5 to 3.5, especially 1.8 To 3.0, especially 2.0 to 2.5.In some embodiments of the invention, such as when two kinds of catalyst use, MWD can be > 1.0 to 25, especially 1.2 to 20, especially 1.5 to 10, especially 1.5 to 5, especially 1.8 to 3.0, especially 2.0 to 2.5.
Experiment
1H NMR is characterized for metallocene: racemic and mesoisomer quantity pass through proton NMR measurement1H NMR Data are collected with 5mm probe at 23 DEG C and use 400MHz Bruker spectrometer, using deuterated dichloromethane or deuterate benzene.Note Data are recorded, maximum pulse 45 is usedo, the 8 second time between pulse, 16 transients of signal averaging.The wave spectrum is normalized to Protonation benzene in the deuterate benzene, it is contemplated that it is in 7.16ppm peak value display.
Catalyst 1 is bis- (2- methyl -4- (3', 5'- the di-t-butyl 4'- methoxybenzenes of racemic-dimetylsilyl Base)-indenyl) zirconium dichloride.
Catalyst 2 is bis- (the 2- methyl 4-phenyl indenyl) zirconium dichlorides of racemic-dimetylsilyl.
Catalyst 3 is that racemic-dimetylsilyl is bis- (4- (3', 5'- di-tert-butyl-phenyl) -2- cyclopropyl indenyl) Zirconium dichloride.
Catalyst 4 is bis- (4- (3', 5'- di-t-butyl -4'- the methoxyphenyl) -2- of racemic-dimetylsilyl Cyclopropyl indenyl) zirconium dichloride.
Catalyst 5 is racemic-dimetylsilyl (the o- xenyl -2- cyclopropyl indenyl of 4-) (2- methyl -4- (3', 5'- di-t-butyl -4'- methoxyphenyl)-indenyl) zirconium dichloride.
Catalyst 6 is racemic-dimetylsilyl (the o- xenyl -2- cyclopropyl indenyl of 4-) (4- (3', 5'- bis- Tert-butyl-phenyl) -2- methyl-indenyl) zirconium dichloride.
Catalyst 7 is that racemic-dimetylsilyl is bis- (2- methyl -4- (3', 5'- di-tert-butyl-phenyl)-indenyl) Zirconium dichloride.
MAO is methylaluminoxane (30wt% is in toluene), is obtained from Albemarle.
Embodiment
Synthesize the bis- (2- methyl -4- (3', 5'- di-t-butyl -4'- methoxyphenyl)-of racemic-dimetylsilyl Indenyl) zirconium dichloride (catalyst 1).
Lithium { 1- [2- methyl -4- (3', 5'- di-t-butyl -4'- methoxyphenyl)-indenes salt] }.
By 2- methyl -7- (3,5- di-t-butyl -4'- methoxyl groups-phenyl)-indenes (7.15g, 20.515mmol) in diethyl Solution in ether (50ml) is in -35 DEG C of pre-cooling 20min.N-BuLi (2.5M, 8.5ml, 21.25mmol) solution is added.This is molten Liquid is stirred at room temperature 4 hours.Evaporate all volatile matters.Residue is washed with pentane (20ml × 3) and is done under vacuum It is dry, crude product is obtained, 0.06 equivalent Et is contained2O(8.05g)。
Chloro-(2- methyl -4- (3', 5'- di-t-butyl -4'- methoxyl group-phenyl)-indenyl) dimethyl silane
By Me2SiCl2(23g) is added to lithium { 1- [2- methyl -4- (3', the 5'- di-t-butyl -4'- methoxybenzene of pre-cooling Base)-indenes salt] (Et2O)0.06(4.1g) is in the solution in diethyl ether (50mL).The slurry is stirred at room temperature 17 hours. All volatile matters are removed in a vacuum.Residue is extracted with pentane (40mL × 2).The pentane filtrate is evaporated under vacuum to produce Raw chloro-(2- methyl -4- (3', 5'- di-t-butyl -4'- methoxyl group-phenyl)-indenyl) dimethyl silane is sent out in canescence Cementation body (3.765g).
(2- methyl -4- (3', 5'- di-t-butyl -4'- methoxyl group-phenyl)-indenyl) dimetylsilyl fluoroform Sulphonic acid ester
Toluene (25mL) is added to trifluoro-methane sulfonic acid silver (1.21g) and chloro (2- methyl -4- (bis- uncle of 3', 5'- Butyl -4'- methoxyphenyl)-indenyl) dimethyl silane (2g) solid mixture in.The slurry is stirred at room temperature 4 Hour.Toluene is removed under vacuum.The residue is extracted with pentane (40mL).Generation is concentrated under vacuum in the pentane filter liquor Crude product (including about 0.26 equivalent toluene and about 10% unknown compound) (2.56g).Using this crude product, without further Purification.
Double-(2- methyl -4- (3', 5'- di-t-butyl -4'- methoxyl group-phenyl)-indenyl) dimethyl silane
By above-mentioned lithium { 1- [2- methyl -4- (3', 5'- di-t-butyl -4'- methoxyl group-phenyl) indenes salt] } (Et2O)0.06 The cooled solution of (1.575 grams) in diethyl ether (20mL) is added to above-mentioned (2- methyl -4- (3,5- di-t-butyl -4- methoxyl group Phenyl)-indenyl) dimetylsilyl trifluoromethane sulfonic acid ester (2.54g) in diethyl ether (15mL) cooled solution (- 35 DEG C, 15min) in.The reaction carries out 2 days under stirring at room temperature.Whole volatile matters are removed under vacuum.Residue hexane (20mL × 2) are extracted.The hexane filter liquor is concentrated and dried so that white solid is precipitated.The solid is dissolved in hexane (10mL).This is molten Liquid is concentrated into about 5mL and puts -35 DEG C of refrigerators into.(3.2g) is washed and is dried in vacuo in sediment separation with cold hexane.Make With this crude product, purified without further.
Double bis- { 1- [2- methyl -4- (3', 5'- di-t-butyl -4'- methoxyl group-phenyl) indenes of lithium dimetylsilyl Salt] }
Above-mentioned crude product (3.12g) is added in diethyl ether (30mL) in n-BuLi (2.5M, 3.5mL, 8.75mmol) Pre-cooling slurry in.The solution is stirred at room temperature 22 hours.Then the slurry is cooled to -35 DEG C and continues 0.5 hour.The slurry Filtering.The solid is collected, is washed with cold diethyl ether (10mL × 2), and vacuum drying is to generate as Et2O (0.9 equivalent) adduction Object (2.15g) two-lithium compound
Racemic-dimetylsilyl-is bis--(2- methyl -4- (3', 5'- di-t-butyl -4'- methoxyl group-phenyl)-indenes Base) zirconium dichloride
By ZrCl4(0.6g, 2.575mmol) is added to the bis- { 1- [2- methyl -4- of above-mentioned double lithium dimetylsilyls (3', 5'- di-t-butyl -4'- methoxyl group-phenyl) indenes salt] } [Et2O]0.9(2.14g, 2.573mmol) is in toluene (30mL) Pre-cooling (- 35 DEG C, continue 15min) slurry in.Other toluene (10mL) (in -35 DEG C of pre-cooling 15min) is also added.The orange The slurry of color is stirred at room temperature 16 hours.Then the reaction mixture is filtered and the insoluble solid is further used into first Benzene (10mL × 2) is washed.The filter liquor and washings merging and evaporated in vacuo.Hexane (45mL) and toluene (6mL) are added.It should Slurry mixing is abundant and allows to retain at room temperature overnight.The sediment is separated and is washed with hexane (6mL × 4) and very Sky is dry to generate 1.85g metallocene, and having racemic/meso ratio is about 1.08:1.Further fractional crystallization provides 0.31g (12%) (this fraction is following for synthesizing for racemic metallocene (racemic/meso > 50/1, the toluene comprising about 1.2 equivalents) Supported catalyst).Other racemic metallocene fraction (racemic/meso > 25/1) also obtains (0.438g, comprising 1.2- The toluene of 1.3 equivalents).
1H NMR(400MHz,C6D6,23℃):rac:7.93(s,4H),7.47(d,2H),7.43(d,2H),7.13(s, 2H),6.91(m,2H),3.44(s,6H,-OCH3),2.01(s,6H,ind-CH3),1.60(s,36H,4×tBu),0.79(s, 6H,SiMe2).
Synthesize racemic-dimetylsilyl-it is bis--(2- cyclopropyl -4- (3', 5'- di-tert-butyl-phenyl)-indenyl) two Zirconium chloride (catalyst 3, comparative example)
Indenes synthesis
4- bromo -2,3- dihydro 1H- 1-Indanone (b): 3- (2- bromophenyl) propionic acid (a) (550g, 2.4mol, 1 equivalent) is molten In 1,2- dichloroethanes (5.5L).Solution and mixture reflux 24 is added in thionyl chloride (437.8mL, 6mol, 2.5 equivalent) Hour.The reaction, which is cooled to room temperature, to be concentrated under reduced pressure.The residue is dissolved in methylene chloride (1L) and is added dropwise to mechanical stirring Suspension (526.9g, 3.96mol, 1.65 equivalent) of the anhydrous aluminum chloride in methylene chloride (1L), while keeping the reaction temperature 27 DEG C of degree or less.Before entering the five gallon bottle bucket quenching of half barrel of ice, which is stirred at room temperature three hours.Generated mixture It is extracted with methylene chloride (3x 3L).Merged organic layer sequence saturated brine (2L) and wash saturated sodium bicarbonate (2L) It washs.The organic layer is dry via sodium sulphate, and is concentrated under reduced pressure.Produced solid is dried overnight generationization at 30 DEG C of vacuum drying oven Closing object b (435g, 86% yield) is in pale solid.
4- bromo -2,3- dihydro -1H- indenes -1- alcohol (c): compound b (435g, 2.06mol, 1 equivalent) is in ethanol (5L) Solution handled and (101.6g, 2.68mol, 1.3 equivalent) and be stirred at room temperature overnight with sodium borohydride.Reaction decompression is dense Contracting and the residue distribute between 10% aqueous hydrochloric acid of 4L methylene chloride and 4L.Separating layer and the water-bearing layer dichloro Methane (3 × 1L) extracts.Merged organic layer sequence is washed with saturated brine (2L), dry via sodium sulphate, and is depressurized dense Contracting.It is solid in canescence that produced solid is dried overnight generation compound c (422g, 96% yield) in vacuum drying oven at 30 DEG C Body.
4- bromo -1H- indenes (d): compound c (150g, 704mmol, 1 equivalent) is suspended in the concentrated sulfuric acid (250mL) and water In the mixture of (1.25L).The mixture is refluxed overnight.The cooling and methylene chloride with 1.5L of the reaction extracts.Organic layer Sequence is washed with saturated sodium bicarbonate (1.5L), dry via sodium sulphate, and is concentrated under reduced pressure.The residue is via silica gel (800g) purification, being eluted with heptane and generating compound d (95g, 69% yield) is in light yellow oil.
4- (3', 5'- di-tert-butyl-phenyl) -1H- indenes (e): compound d (60g, 308mmol, 1 equivalent), 2- (3,5- bis- Tert-butyl-phenyl) -4,4,5,5- tetramethyl -1,3,2- dioxaborinate (borolane) (126g, 400mmol, 1.3 equivalent) is mixed Conjunction object, powder potassium carbonate (128g, 924mmol, 3 equivalent) and bis- (triphenylphosphine) palladium (II) dichloride (25.3g, 31mmol, 0.1 equivalent), 1,4- dioxane (300mL) and water (150mL) are heated overnight at 80 DEG C.The reaction implanbation 700mL water and with ethyl acetate (3x 500mL) extract.Merged organic layer is washed with saturated brine (1L), via sodium sulphate It is dry, and be concentrated under reduced pressure.The generation residue via silica gel (1Kg) purify, with heptane elute generate compound e (59g, 63% yield) it is in light yellow oil.
The bromo- 4- of 2- (3', 5'- di-tert-butyl-phenyl) -1H- indenes (f): cold soln (5 DEG C) compound e (49g, 161mmol, 1 Equivalent), dimethyl sulfoxide (500mL) and water (5mL) are handled with N-bromosuccinimide (43g, 241mmol, 1.5 equivalent) It is integrally formed.It removes the bath and the reaction is allowed to be stirred at room temperature overnight.Among the reaction implanbation water (1L) and this is mixed It closes object and is extracted with ethyl acetate (2 × 500mL).Merged organic layer washs (1L) with saturated brine, dry via sodium sulphate, and And it is concentrated under reduced pressure.Produced residue is dissolved in toluene (500mL) and p- toluenesulfonic acid is added (6.2g, 32.6mmol, 0.2 work as Amount).The mixture flows back 20 hours and removes water with Dean-Rodney Stark moisture trap simultaneously.The reaction, which is cooled to room temperature, to be subtracted Pressure concentration.It is white with heptane elution generation compound f (41g, 66% yield) via silica gel (1Kg) purification to generate residue Solid.
2- cyclopropyl -4- (3', 5'- di-tert-butyl-phenyl) -1H- indenes (g): compound f solution (16.1g, 42.0mmol, 1 equivalent) and anhydrous toluene (200mL) processing [bis- (diphenylphosphino) ferrocene of 1,1'-] palladium chloride (II) DCM adduct (3.43g, 4.2mmol, 0.1 equivalent).After stirring 10 minutes, the 0.5M ring in tetrahydrofuran is added dropwise Propyl magnesium bromide (420mL, 210mmol, 5 equivalent).The reaction is heated overnight at 60 DEG C.The reaction is cooled with an ice bath, uses 1N HCl is acidified to pH 3 and is extracted with ethyl acetate (3 × 500mL).Merged organic layer washs (800mL) with saturated brine, It is dry via sodium sulphate, and be concentrated under reduced pressure.The residue fills AnaLogix (65-200g) column purification through dry, uses heptane Elution generates compound g (7.0g, 48% yield) white solid.
Lithium { 1- [2- cyclopropyl -4- (3', 5'- di-tert-butyl-phenyl) indenes salt] }: by 2- cyclopropyl -7- (bis--uncle of 3', 5'- Butyl phenyl) the solution of-indenes (9) (5.93g, 17.21mmol) in diethyl ether (40ml) is in -35 DEG C of pre-cooling 30min.It is added just Butyl lithium (2.5M, 7mL, 17.5mmol).16h is stirred at room temperature in the solution.Evaporate all volatile matters.With pentane (10mL × 4,40mL × 1) residue and vacuum drying are washed to generate crude product (4.68g)
Chloro (2- cyclopropyl -4- (3', 5'- di-tert-butyl-phenyl)-indenyl) dimethyl silane:
Lithium { 1- [2- cyclopropyl -4- (3,5- di-tert-butyl-phenyl) indenes salt] } (2.38g, 6.791mmol) is in diethyl ether The solution of (30 milliliters) is in -35 DEG C of pre-cooling 10min.Me2SiCl2(12.9g, 99.95mmol) is added and the white slurry is in room Temperature is lower to stir 28h.Evaporate all volatile matters.The residue is extracted with pentane (40mL).By the pentane filter liquor evaporated in vacuo with Generate chloro (2- cyclopropyl -4- (3', 5'- di-tert-butyl-phenyl)-indenyl) dimethyl silane, white tacky solid (1.68g)。
(2- cyclopropyl -4- (3', 5'- di-tert-butyl-phenyl)-indenyl) dimetylsilyl trifluoromethane sulfonic acid ester: add Enter chloro (2- cyclopropyl -4- (3,5- di-tert-butyl-phenyl)-indenyl) dimethyl silane (1.64g, 3.752mmol) in toluene In (10mL) solution to stir trifluoro-methane sulfonic acid silver (1g, 3.892mmol) (10mL) mixture in toluene.By the slurry 3h is stirred at room temperature.Toluene is removed under vacuum and extracts the residue with pentane (40mL).The pentane filter liquor is true Sky concentration is to generate thick (2- cyclopropyl -4- (3', 5'- di-tert-butyl-phenyl)-indenyl) dimetylsilyl trifluoromethyl sulphur Acid esters (1.93g).
Bis- (2- cyclopropyl -4- (3', 5'- di-tert-butyl-phenyl)-indenyl) dimethylsilanes: lithium { 1- [2- cyclopropyl -4- (3,5- di-tert-butyl-phenyl) indenyl] } (1.26g, 3.595mmol) cooled solution of (20 milliliters) in diethyl ether be added to (2- cyclopropyl -4- (3,5- di-tert-butyl-phenyl)-indenyl) dimetylsilyl trifluoromethayl sulfonic acid ester (1.93g, 3.504mmol) cooled solution (- 35 DEG C, 30min is pre-chilled) in diethyl ether (10mL).23hr is stirred at room temperature in the mixture.In Whole volatile matters are removed under vacuum.The residue is extracted with pentane (40mL).The pentane filter liquor is evaporated to generate the thick production Object (2.6g).
Double lithium dimetylsilyls are bis- { 1- [2- cyclopropyl -4- (3', 5'- di-t-butyl-phenyl) indenes salt] }: on and then It states crude product (2.54g, 3.408mmol) and is dissolved in diethyl ether (25mL) and -20 DEG C of pre-cooling 1h.-butyl lithium (2.5M, 2.8mL, 7mmol) it is added.22h is stirred at room temperature in the solution.Whole volatile matters are removed under vacuum.With pentane (5mL × 3) The residue and vacuum drying are washed to generate two-lithium compound as Et2O (0.88eq) adduct (2.66g).
Bis- (2- cyclopropyl -4- (3', the 5'- di-tert-butyl-phenyl)-indenyl) zirconium dichlorides of dimetylsilyl: double lithiums two Bis- { 1- [2- cyclopropyl -4- (3,5- di-t-butyl-phenyl) indenes salt] } [Et of methyl silicane base2O]0.88(2.64g, 3.211mmol) in Et2The solution being pre-chilled in O (15mL) is added in Et2Be pre-chilled in O (20mL) ZrCl4 (0.75g, 3.218mmol) in.20h is stirred at room temperature in the slurry.The mixture is evaporated.It is mentioned with pentane (15mL is primary, and 5mL is primary) Take the residue (fraction 1).Then residue (fraction 2) is extracted with toluene (15mL)
Fraction 1: the pentane filter liquor is concentrated and generates thick metallocene to be dried in vacuo.In -15 DEG C of pentane (20mL) It is 7:1 (0.79g, 27%) that crystallization crude product, which provides the metallocene with racemic/meso-ratio,.Further fractional crystallization Separation generate racemic-dimetylsilyl-it is bis--(2- cyclopropyl -4- (3,5- di-tert-butyl-phenyl)-indenyl) be in dichloride It is greater than 20:1 that zirconium yellow solid (0.15g, 5.2%), which has racemic/meso ratio,.
Fraction 2: toluene filter liquor is concentrated and dried to generate 0.74 gram of (25%) metallocene, there is racemic/meso Ratio is 1:28.This raw material of 0.5g further being washed with pentane, 0.4g metallocene being provided, having racemic/meso ratio is 1: 56。
1H NMR(400MHz,C6D6,23℃):rac:7.95(m,4H),7.62(m,2H),7.49(m,4H),6.98(s, 2H),6.90(m,2H),1.84(m,2H),1.42(s,36H),0.99(s,6H,SiMe2),0.86(m,2H),0.66(m,2H), 0.50(m,2H),0.13(m,2H).meso:7.92(m,4H),7.61(m,2H),7.59-7.27(m,4H),6.86-6.82(m, 4H),1.91(m,2H),1.44(s,36H),1.27(m,2H),1.09(s,3H,SiMe),0.91(s,3H,SiMe),0.68(m, 2H),0.61(m,2H),0.13(m,2H).
Synthesize racemic-dimetylsilyl-it is bis--(4- (3', 5'- di-t-butyl -4'- methoxyl group-phenyl) -2- ring Propyl indenyl) zirconium dichloride (catalyst 4)
2- (1H- indenes -4- base) -4,4,5,5- tetramethyl -1,3,2- dioxaborolanes: mixture: 4- bromo -1H- Indenes (21.0g, 107.7mmol), bis- (pinacolato) two boron (30.0g, 118.1mmol), powdered anhydrous potassium acetate (21.0g, 214.3mmol), bis- (triphenylphosphine) palladium chlorides (II) (2.4g, 3.4mmol), and lower 110 DEG C of DMF (100mL) nitrogen plus Heat 5 hours.The mixture injects 500mL water and is extracted with hexane (2 × 100mL).The merging organic phase is washed with water (50mL) And it is concentrated under reduced pressure.Produced residue is purified via silica gel (eluant, eluent: hexane) to generate 2- (1H- indenes -4- base) -4,4,5, 5- tetramethyl -1,3,2- dioxaborolanes (21.63g, 83%) are in colorless oil.
4- (3,5- di-t-butyl -4- methoxyphenyl) -1H- indenes: mixture: 5- bromo -1,3- di-t-butyl -2- methoxy Base benzene (11.0g, 36.9mmol), 2- (1H- indenes -4- base) -4,4,5,5- tetramethyl -1,3,2- dioxaborinate (8.9g, 36.9mmol), potassium carbonate (10.2g, 73.8mmol), tetrabutylammonium bromide (2.37g, 7.38mmol) are bis- (triphenylphosphine) Palladium chloride (II) (0.52g, 0.74mmol), water (100mL) and ethyl alcohol (10mL) flow back 3 hours.The reaction cools And with hexane (2 × 100mL) extract the merging organic layer be concentrated under reduced pressure, then generate residue via silica gel (eluant, eluent: Hexane) it purifies to obtain 4- (3,5- di-t-butyl -4- methoxyphenyl) -1H- indenes (10.8g, 88%) in colorless oil.
2- bromo -4- (3,5- di-t-butyl -4- methoxyphenyl) -1H- indenes: pre-cooling (5 DEG C) 4- (3,5- di-t-butyl - 4- methoxyphenyl -1H- indenes (10.5g, 31.4mmol) (100mL) solution and water (1mL) and N- bromine in dimethyl sulfoxide One is treated as succinimide (8.3g, 47.2mmol) and the reaction is stirred at room temperature overnight.Mixture note Enter among water (500mL) and is extracted with toluene (2 × 200mL).The merging organic phase is washed with water (100mL).Then molten to this P- toluenesulfonic acid monohydrate (1.2g, 6.3mmol) is added in liquid, and the mixture is flowed back 6 hours and uses Dean-Si Da simultaneously Gram gas-liquid separator removes water.The mixture is cooled and is concentrated under reduced pressure.The residue is via silica gel purification (elution Agent: hexane) to obtain 2- bromo -4- (3,5- di-t-butyl -4- methoxyphenyl) -1H- indenes (7.21g, 56%) in yellowish solid Body.
4- (3,5- di-t-butyl -4- methoxyphenyl) -2- cyclopropyl indenes: by 2- bromo -4- (3,5- di-t-butyl -4- Methoxyphenyl) -1H- indenes (2.80g, 6.8mmol) and [1,3- bis- (2,6- diisopropyl phenyl) imidazoles -2- fork bases] triphenyl Phosphine dichloride nickel (II) (95mg, 0.14mmol) solution by cyclopropyl bromide solution (0.5M in THF, 16.0mL, It 8.2mmol) handles, and generated mixture is flowed back 5 hours.Then by the aqueous 0.5N HCl of reaction implanbation 50ml with And extracted with toluene (50mL × 2), merged organic phase is washed with water (50mL), via MgSO4It is dry, and be concentrated under reduced pressure.Institute Obtained sediment generates product as off-white solid (1.40g, 55%) via silica gel purification (eluant, eluent: hexane).
Lithium { 1- [4- (3,5- di-t-butyl -4- methoxyphenyl) -2- cyclopropyl indenes salt] }: by 7- (3,5- di-t-butyl - 4- methoxyphenyl) -2- cyclopropyl indenes (1.35g, 3.61mmol) in diethyl ether (20mL) solution by n-BuLi (2.5M, 1.5mL, 3.79mmol) processing, and 3h is stirred into the reaction at room temperature.Then all volatile matter volatilizations.Residue White solid product (1.28g, 93%) is washed and is dried under vacuum to hexane (5mL × 2).
Chloro dimethyl [4- (3,5- di-t-butyl -4- methoxyphenyl) -2- cyclopropyl indenyl] silane: lithium 1- [4- (3, 5- di-t-butyl -4- methoxyphenyl) -2- cyclopropyl indenes salt] solution of (0.65g, 1.71mmol) in diethyl ether (30mL) By Me2SiCl2(1.30g, 10.3mmol) processing, and produced slurry stir 5h at room temperature.All volatile matters volatilize and should Residue is extracted with hexane (30mL × 3).Merge solution to be concentrated into anhydrous and produce via vacuum drying to generate white foam Object (0.77g, 96%).
Dimetylsilyl [4- (3,5- di-t-butyl -4- methoxyphenyl) -2- cyclopropyl indenyl] fluoroform sulphur Acid esters: by chloro dimethyl [4- (3,5- di-t-butyl -4- methoxyphenyl) -2- cyclopropyl indenyl] silane (0.76g, While 1.64mmol) solution in toluene (30mL) stirs, handled by trifluoro-methane sulfonic acid silver (0.48g, 1.80mmol), And produced white slurry stirs 5h at room temperature.Toluene and the residue is removed in vacuum to be extracted by hexane (30mL × 3).It closes And solution be concentrated into it is anhydrous and via vacuum drying to generate white foam product (0.93g, 98%).
Bis- (4- (3,5- di-t-butyl -4- methoxyphenyl) -2- cyclopropyl indenyl]) dimethyl silane: by dimethyl Silicyl [4- (3,5- di-t-butyl -4- methoxyphenyl) -2- cyclopropyl indenyl] trifluoromethayl sulfonic acid ester (0.90g, 1.55mmol) solution in diethyl ether (30mL) is by lithium 1- [4- (3,5- di-t-butyl -4- methoxyphenyl) -2- cyclopropyl Indenes salt] (0.59g, 1.55mmol) is handled, and the reaction is stirred 6 hours at room temperature.Solvent volatilization and produced remnants Object carry out flash chromatography (flash chromatography) (silica gel, eluant, eluent: hexane) with generate white solid (0.96g, 77%).
Double lithium dimetylsilyls are bis- (4- (3,5- di-t-butyl -4- methoxyphenyl) -2- cyclopropyl indenes salt]): will Bis- (4- (3,5- di-t-butyl -4- methoxyphenyl) -2- cyclopropyl indenyl]) dimethylsilanes (0.95g, 1.18mmol) are two Solution in ether (20mL) is handled by n-BuLi (2.5M, 0.97mL, 2.42mmol), and the reaction is stirred at room temperature 3h.All volatile matter volatilizations.Residue with cooling hexane (10mL × 2) wash and be dried under vacuum to white solid (0.89g, 92%).
Bis- (4- (3', 5'- di-t-butyl -4'- the methoxyphenyl) -2- cyclopropyl indenyl) dichlorides of dimetylsilyl Zirconium: by double lithium dimetylsilyls bis- (4- (3,5- di-t-butyl -4- methoxyphenyl) -2- cyclopropyl indenes salt]) (0.86g, 1.05mmol) solution in diethyl ether (30mL) is handled by ZrCl4 (0.24g, 1.05mmol).The mixture stirs at room temperature It mixes overnight.All volatile matters are evaporated.Residue is extracted with toluene (40mL).Extraction solution concentration and residue 10ml Hexane wash to obtain crude product (0.72g), racemic/meso ratio be 2.0:1.The crude product from the hexane of 20ml and 1.5ml toluene is recrystallized to generate the metallocene of 433mg, racemic/meso ratio 4.8:1.Then the product is from 20ml's Hexane and 1.0ml toluene recrystallization are to provide the metallocene of 261mg, racemic/meso ratio 8.5:1.The product is into one Step is recrystallized from the hexane and 0.5ml toluene of 15ml to provide dimetylsilyl bis- (4- (3,5- di-t-butyl -4- first Phenyl) -2- cyclopropyl indenyl) zirconium dichloride is (remaining comprising about 0.44 equivalent hexane and about 0.07 equivalent toluene Object) there is racemic/meso ratio 15:1 (0.121g, 11.4%)1H NMR(400MHz,C6D6,23℃,rac:7.96 (m,4H),7.48(m,4H),6.97(s,2H),6.89(m,2H),3.37(s,6H),1.83(m,2H),1.59(s,tBu×4, 36H),0.96(s,SiMe2,6H),0.90-0.81(m,2H),0.65(m,2H),0.50(m,2H),0.10(m,2H)。
Synthesize racemic-dimetylsilyl (the o- xenyl -2- cyclopropyl indenyl of 4-) (2- methyl -4- (3', 5'- Di-t-butyl -4'- methoxyphenyl)-indenyl) zirconium dichloride (catalyst 5).Indenes synthesis:
4- ([1,1'- biphenyl] -2- base) -1H- indenes (h): mixture: compound d (40g, 205mmol, 1 equivalent), (connection Benzene -2- base) boric acid (81.2g, 410mmol, 2 equivalent), powder potassium carbonate (85g, 615mmol, 3 equivalent), and bis- (triphenyls Phosphine)-palladium chloride (II) (7.2g, 10.3mmol, 0.05 equivalent), 1,4- dioxane (300mL) and water (150mL) It is heated overnight at 80 DEG C.It is extracted among reaction implanbation 500mL water and with ethyl acetate (3x 400mL).Merged organic layer It is washed with saturated brine (300mL), it is dry via sodium sulphate, and be concentrated under reduced pressure.Obtained sediment is via silica gel (400g) The elution of purification heptane is stood with generating compound (h) (50g, 91% yield) in faint yellow oil, and it is solid to slowly become canescence Body.
4- ([1,1'- biphenyl] -2- base) -2- bromo -1H- indenes (i): cryogenic fluid (5 DEG C of compound h (40g, 149mmol, 1 equivalent), dimethyl sulfoxide (400mL) and water (5mL) integrate with N-bromosuccinimide (39.8g, 224mmol, 1.5 equivalents) processing.It removes the bath and the reaction is stirred at room temperature overnight.The reaction implanbation water (1L) and use second Acetoacetic ester (2x 500mL) extracts.Merged organic layer is washed with saturated brine (1L), dry via sodium sulphate, and decompression is dense Contracting.Obtained residue is dissolved in 500ml toluene and p- toluenesulfonic acid (5.6g, 29.4mmol, 0.2 equivalent) is added.This Mixture flows back 20 hours and removes water with Dean-Rodney Stark moisture trap simultaneously.The reaction is cooled to room temperature and depressurizes dense Contracting.Obtained sediment is purified via silica gel (1Kg), is eluted with heptane to generate compound i (39g, 75% yield) in light Yellow solid.
4- ([1,1'- biphenyl] -2- base) -2- cyclopropyl -1H- indenes (j): compound i (10g, 28.8mmol, 1 equivalent) with And dry toluene (100mL) solution is handled by bis- (triphenylphosphine)-palladium chlorides (II) (2.35g, 2.9mmol, 0.1 equivalent). After stirring 10 minutes, the 0.5M cyclopropyl magnesium bromide in tetrahydrofuran (300mL, 149.7mmol, 5.2 equivalent) is added dropwise.It should Reaction is heated overnight at 60 DEG C.Additional bis- (triphenylphosphine)-palladium chlorides (II) (2.35g, 2.9mmol, 0.1 equivalent) are added And the reaction is additionally heated 24 hours at 60 DEG C.The reaction is concentrated under reduced pressure and the residue is in water (1L) and ethyl acetate It is distributed between (1L).Layer separation and the aqueous layer with ethyl acetate (1L) are washed.Merged organic layer is washed with saturated brine (1L), It is dry via sodium sulphate, and be concentrated under reduced pressure.Obtained sediment is purified via silica gel (200g), is eluted with heptane to generate Compound j (3.3g, 37% yield) is in light yellow oil.
Lithium [1- (the o- biphenyl -2- cyclopropyl indenes salt of 4-)]: the o- biphenyl -2- cyclopropyl-indenes (j) of 7- (2.538g, 8.229mmol) lasting 0.5h is pre-chilled at -35 DEG C for solution in diethyl ether (40mL).-butyl lithium (2.5M, 3.3mL, 8.25mmol) be added.The solution stirs 18h at room temperature.All volatile matter volatilizations.The yellow solid with pentane 5mL twice, ( 10mL is primary) it washes and is dried in vacuo to generate lithium compound (2.11g)
Lithium { 1- [2- methyl -4- (3', 5'- di-t-butyl -4'- methoxyphenyl)-indenes salt] }.2- methyl -7- (3', 5'- Di-t-butyl -4'- methoxyphenyl) the solution of-indenes (7.15g, 20.515mmol) in diethyl ether (50mL) -35 DEG C be pre-chilled 20min.-butyl lithium (2.5M, 8.5mL, 21.25mmol) is added.The solution stirs 4 hours at room temperature.All volatile matters are waved Hair.Residue is washed and is dried in vacuo to be generated semifinished product with pentane (20mL × 3), includes 0.06 equivalent Et2O(8.05g)。
Chlorodimethyl [the o- xenyl -2- cyclopropyl indenyl of 4-] silane: the lithium [1- (o- xenyl -2- cyclopropyl indenes of 4- Salt)] solution of (0.87g, 2.768mmol) in diethyl ether (30mL) and THF (10mL) is in -35 DEG C of pre-cooling 30min. Me2SiCl2(5.8g, 44.94mmol) is added and the slurry stirs 21h at room temperature.All volatile matter volatilizations.Residue is with penta Alkane (50mL) extracts and the filtrate is concentrated and generates the product (1.037g) to be dried in vacuo.
Dimetylsilyl [the o- xenyl -2- cyclopropyl indenyl of 4-] trifluoromethayl sulfonic acid ester: trifluoro-methane sulfonic acid silver The above product (1.02g, 2.544mmol) of agitation is added in first in the solution of (0.67g, 2.618mmol) in toluene (15mL) Solution in benzene (10mL).The slurry stirs 3h at room temperature.Toluene and the residue is removed in vacuum to be extracted by hexane (50mL).It should Pentane filter vacuum is concentrated to generate the product (1.13g).
(the o- xenyl -2- cyclopropyl indenyl of 4-) (2- methyl -4- (3', 5'- di-t-butyl -4'- methoxyphenyl)-indenes Base) dimethylsilane: by the lithium { 1- [2- methyl -4- (3', 5'- di-t-butyl -4'- methoxyphenyl)-indenes salt] } of pre-cooling (Et2O)0.06The solution of (0.71g, 1.978mmol) in diethyl ether (20mL) adds to dimetylsilyl [the o- biphenyl-of 4- 2- cyclopropyl indenyl] cooled solution of the trifluoromethayl sulfonic acid ester (1.01g, 1.963mmol) in diethyl ether (15mL).The reaction 21h is stirred at room temperature.Diethyl ether volatilization.Hexane (40ml) adds to the residue.The hexane slurry is through Celite on the fritTM Filtering.The frit is washed with other hexane (20mL is primary, and 10mL is primary).All filtrates merge and are concentrated in vacuo to generate Crude product (1.515g).
Double lithium dimetylsilyl (the o- biphenyl -2- cyclopropyl indenes salt of 4-) (2- methyl -4- (3', 5'- di-t-butyls - 4'- methoxyphenyl) indenes salt): above-mentioned crude product (1.5g) is added in diethyl ether in -butyl lithium (2.5M, 1.8mL, 4.5mmol) Cooled solution in (30mL).The solution stirs 23h at room temperature.All volatile matters are removed in vacuum.Residue hexane (30mL mono- Secondary, 20mL is twice) it washes and is dried in vacuo to generate crude product (1.25g).
Dimetylsilyl (the o- biphenyl -2- cyclopropyl indenyl of 4-) (2- methyl -4- (3', 5'- di-t-butyl -4'- first Phenyl)-indenyl) zirconium dichloride: above-mentioned crude product (1.2g) cooled solution in toluene (30mL) is added to ZrCl4 (0.386g,1.656mmol).Other low temperature toluene (20mL) is added.16h is stirred at room temperature in the mixture.The mixture It is concentrated into about 35ml and through in frit CeliteTMUpper filtering.The CeliteTMIt is washed with other toluene (5mL).All Filtrate merges and is concentrated into anhydrous.Et2O (20mL) is added and puts mixture into -35 DEG C of refrigerators.This is mixed after 2h Conjunction object is again concentrated to anhydrous.Residue extracts (20mL tetra- times) with pentane.Pentane filtrate merges and is evaporated.Et2O(10mL) It is added and the solution is evaporated again.Pentane (20mL) is added to the residue.The slurry stirs 3d at room temperature.The sediment point From, with pentane wash (10ml is twice) and vacuum drying (0.185g, racemic/meso=4/1).Further from hexane/first Benzene fractional crystallization provides the product (0.055g, racemic/meso=79/1).1H NMR(400MHz,CD2Cl2,23℃: rac:7.67(m,1H),7.58(m,2H),7.48(s,2H),7.43(m,3H),7.28(m,1H),7.15(m,1H),7.08(m, 5H),7.0(m,1H),6.96(m,1H),6.84(s,1H),5.99(s,1H),3.71(s,3H),2.22(s,3H),1.90(m, 1H),1.43(tBu×2,18H),1.33(s,3H),1.32(s,3H),0.94(m,1H),0.70-0.60(m,2H),0.15(m, 1H).
Synthesize racemic-dimetylsilyl (the o- biphenyl -2- cyclopropyl indenyl of 4-) (4- (3', 5'- di-tert-butyl Base) -2- methyl-indenyl) zirconium dichloride (catalyst 6, comparative example).
Lithium { 1- [4- (3', 5'- di-tert-butyl-phenyl) -2- methyl indenes salt] }: 7- (3,5- di-tert-butyl-phenyl) -2- methyl Solution of the indenes (5.46g, 17.14mmol) in diethyl ether (50mL) is in -35 DEG C of pre-cooling 0.5h.-butyl lithium (2.5M, 7mL, 17.5mmol) be added.The solution stirs 17h at room temperature.All volatile matter volatilizations.Residue washed with hexane (10mL × 4) and Vacuum drying is to generate crude product (5.7g).
Chloro dimethyl [4- (3', 5'- di-tert-butyl-phenyl) -2- methylindenyl] silane: above-mentioned crude product (1.4g, 4.315mmol) solution in diethyl ether (20mL) is in -35 DEG C of pre-cooling 30min.Me2SiCl2(8g, 61.99mmol) be added with And the white slurry stirs 17h at room temperature.All volatile matter volatilizations.Residue is extracted with pentane (20mL) and the filtrate is concentrated The product (1.74g, 98%) is generated to be dried in vacuo.
Dimetylsilyl [4- (3', 5'- di-tert-butyl-phenyl) -2- methylindenyl] trifluoromethayl sulfonic acid ester: chloro Dimethyl [4- (3', 5'- di-tert-butyl-phenyl) -2- methyl-indenyl] silane (1.71g, 4.16mmol) is in toluene (10mL) Solution with stirring be added to trifluoro-methane sulfonic acid silver solution (1.1g, 4.28mmol) in toluene (5mL).The white slurry 3h is stirred at room temperature.Toluene and the residue is removed in vacuum to be extracted by pentane (25mL).The pentane filter vacuum is concentrated to produce Raw product (1.88g)
(the o- biphenyl -2- cyclopropyl indenyl of 4-) (4- (3', 5'- di-tert-butyl-phenyl) -2- methyl-indenyl) dimethyl-silicon Alkane: dimetylsilyl [4- (3', 5'- di-tert-butyl-phenyl) -2- methyl-1 H- indenes -1- base] trifluoromethayl sulfonic acid ester The cooled solution of (0.71g, 1.353mmol) in diethyl ether (10mL) is added to the lithium [1- (o- biphenyl -2- cyclopropyl indenes of 4- Salt)] pre-cooled mixture of (0.435g, 1.384mmol) in diethyl ether (20mL).The solution stirs 17h at room temperature.Diethyl ether Volatilization.Residue pentane (30mL) extracts and pentane filter vacuum concentration is to generate the white solid of crude product (0.9g)。
Double lithium dimetylsilyl (the o- biphenyl -2- cyclopropyl indenes salt of 4-) (4- (3', 5'- di-tert-butyl-phenyl) -2- Methyl indenes salt): -butyl lithium (2.5M, 1mL, 2.5mmol) is added to above-mentioned crude product (0.86g, 1.259mmol) in diethyl Cooled solution in ether (25mL).The solution stirs 22h at room temperature.All volatile matters are removed in vacuum.Residue with pentane (10mL × 2) it washes and is dried in vacuo to generate two-lithium compound as Et2O adduct (0.915g).
Dimetylsilyl (the o- biphenyl -2- cyclopropyl indenyl of 4-) (4- (3', 5'- di-tert-butyl-phenyl) -2- methyl - Indenyl) zirconium dichloride: by above-mentioned [double lithium dimetylsilyl (the o- biphenyl -2- cyclopropyl indenes salt of 4-) (4- (bis- uncles of 3', 5'- Butyl phenyl) -2- methyl indenes salt)] [Et2O] (0.9g, 1.17mmol) in Et2Cooled solution in O (15mL) is added to ZrCl4 (0.275g, 1.18mmol) is in Et2Pre-cooling slurry in O (15mL).20h is stirred at room temperature in the mixture.The solution is evaporated. Residue is washed (15mL is primary and 5mL is primary) with pentane and is then extracted with toluene (20mL).The toluenic filtrate is evaporated and uses Diethyl ether is washed and then is washed with pentane to provide 0.11g (11%) racemic/meso ratio 5:1 metallocene.The product is further Washed with diethyl ether with generate the dimetylsilyl of 0.04g (4.1%) (the o- biphenyl -2- cyclopropyl indenyl of 4-) (4- (3', 5'- di-tert-butyl-phenyl) -2- methyl-indenyl) zirconium dichloride, racemic/meso ratio 33:1.1H NMR(400MHz, CD2Cl2,23℃:rac:7.67(m,1H),7.59(m,2H),7.4(m,6H),7.33(m,1H),7.15(m,1H),7.08(m, 5H),7.01(m,1H),6.96(m,1H),6.85(s,1H),6.00(s,1H),2.22(s,3H),1.89(m,1H),1.34- 1.32(tBu×2overlapped with SiMe2, 24H), 0.94 (m, 1H), 0.73-0.60 (m, 2H), 0.15, pairs of (m, 1H) It is displaced in the feature 1H nmr chemical of meso: s, 1H), 2.38 (s, 3H), 1.90 (m, 1H), 1.46 (s, 3H, SiMe), 1.33 (s,18H,tBu×2),1.23(s,3H,SiMe).
Supported catalyst
Load the bis- (2- methyl -4- (3', 5'- di-t-butyl -4'- methoxyphenyl)-of racemic-dimetylsilyl Indenyl) zirconium dichloride (catalyst A).43.0mg, 0.0420mmol catalyst 1 (wherein have 1.2 equivalent toluene) and 0.3854g 30wt%MAO stirs 1.5h in 2mL toluene together in toluene.In celstir bottles small, MAO will be used (SMAO) (1.0499g) pretreated 130 DEG C of calcined silicas are slurried in 20ml toluene and freeze.By the transition Metallic catalyst is added to the silica and stirs 1 hour.By the way that the slurry is placed on refrigerator during this hour Middle holding cooling.Then the slurry stirs 1 hour at 40 DEG C.Thereafter it is filtered, it is reslurried at 60 DEG C in 20ml toluene Change 30min and refilters.The slurry in 20ml toluene 60 DEG C still further slurried 30min and in addition filtering twice.It should Solid is washed with the pentane of 25ml toluene and 10ml.The solid is dried in vacuum overnight.0.9177g obtains pink solid.
SMAO is generally prepared as follows: by 130 DEG C of calcining DavisonTM(20.8606g is forged 948 silica at 130 DEG C Burn) it is slurried in 121ml toluene, and the cooling in refrigerator (- 35 DEG C).By MAO, (50.5542g, 30wt% are in toluene Middle solution) it is slowly added into together by 3 parts and SiO 2 slurry, refrigerator is returned it to, is continued between charging rather Clock (about 2min).The slurry is stirred at room temperature 2 hours, is filtered with Fine glass sintering feed filter, in 80mL toluene In be reslurried 15min at room temperature, then filter again.It is right that the solid is reslurried 30min at 80 DEG C in 80ml toluene After filter.The solid is reslurried 30min in 80ml toluene at 80 DEG C, and then last time filters.The celstir bottles and solid Body 40ml toluene rinse.Then the solid is washed and is dried in vacuo with pentane 24 hours.Collect the runny of 28.9406g White powder.
Load bis- (2- methyl -4- (3', the 5'- di-t-butyl-phenyl)-indenyl) dichloros of racemic-dimetylsilyl Change zirconium (catalyst B).Bis- (2- methyl -4- (3', 5'- di-t-butyl-phenyl)-indenyls) two of racemic-dimetylsilyl Zirconium chloride (catalyst 7) (36mg, 0.042mmol) and MAO (0.3480g 30 weight % in toluene solution) and 2ml toluene Mixing, and start that 1hr 10min is stirred at room temperature.SMAO (1.0598g) is slurried in 20ml toluene and is freezing Freezing in device (- 35 DEG C).The catalyst solution is added to the slurry and stirring 1h.The slurry be placed into refrigerator frequently with It is kept to be slightly less than room temperature.Then the slurry is filtered in 40 DEG C of stirring 2h, be reslurried 30min at 60 DEG C in 20ml toluene With refilter.Before filtering again, the slurry in 20ml toluene in 60 DEG C of still further slurried 30min, then at 60 DEG C Last time is reslurried 30min.Slurry filtering is for the last time and the celstir bottles is used 20ml toluene rinse.The solid It is washed and is dried with pentane to generate the pink solid of 0.9494g.
Load bis- (4- (3', 5'- di-t-butyl -4'- the methoxyphenyl) -2- cyclopropyl indenyls) two of dimetylsilyl Zirconium chloride (catalyst C).Bis- (4- (3', 5'- di-t-butyl -4'- the methoxyphenyl) -2- cyclopropyl indenes of dimetylsilyl Base) zirconium dichloride (catalyst 4) (25.5mg, 0.0252mmol) and MAO (0.2141g, 30 weight % are in toluene solution) It is mixed with 2ml toluene and starts that 1h is stirred at room temperature.SMAO (0.6308g) is slurried in 20ml toluene and is freezing 5min is freezed in device (- 35 DEG C).The catalyst solution is added to the slurry and stirring 1h.The slurry be placed into refrigerator with It is kept to be slightly less than room temperature.Then the slurry is filtered in 40 DEG C of stirring 2h, be reslurried 30min at 60 DEG C in 20ml toluene With refilter.Before filtering again, the slurry in 20ml toluene in 60 DEG C of still further slurried 30min, then at 60 DEG C Last time is reslurried 30min.Slurry filtering is for the last time and the celstir bottles is used 20ml toluene rinse.The solid It is washed and is dried in vacuo with pentane.Collect the pink solid of 0.5682g.
Load bis- (4- (3', 5'- di-t-butyl-phenyl) -2- cyclopropyl indenyl) zirconium dichlorides of dimetylsilyl (are urged Agent D).Bis- (4- (3', 5'- di-t-butyl-phenyl) -2- cyclopropyl indenyl) zirconium dichloride (catalyst of dimetylsilyl 3).(31.0mg, 0.0342mmol) and MAO (30 weight % of 0.2869g is in toluene solution) mixed with 2ml toluene and Start that 1h is stirred at room temperature.SMAO (0.8565g) is slurried in 20ml toluene and freezes in refrigerator (- 35 DEG C) 5min.The catalyst solution is added to the slurry and stirring 1h.The slurry is placed into refrigerator frequently to keep it slightly Lower than room temperature.Then the slurry is filtered in 40 DEG C of stirring 2h, be reslurried 30min at 60 DEG C in 20ml toluene and refilter. Before filtering again, the slurry in 20ml toluene in 60 DEG C of still further slurried 30min, then 60 DEG C of last times again Slurried 30min.Slurry filtering is for the last time and the celstir bottles is used 20ml toluene rinse.The solid with pentane wash with And vacuum drying.Collect the pink solid of 0.8066g.
Load dimetylsilyl (the o- biphenyl -2- cyclopropyl indenyl of 4-) (2- methyl -4- (3', 5'- di-t-butyl - 4'- methoxyphenyl)-indenyl) zirconium dichloride (catalyst E).Dimetylsilyl (the o- biphenyl -2- cyclopropyl indenyl of 4-) (2- methyl -4- (3', 5'- di-t-butyl -4'- methoxyphenyl)-indenyl) zirconium dichloride (catalyst 5).(22.4mg, 0.0257mmol) and MAO (30 weight % of 0.22g is in toluene solution) is mixed with 2ml toluene and is started to stir at room temperature Mix 1h.SMAO (0.6439g) it is slurried in 20ml toluene and in refrigerator (- 35 DEG C) freezing 5min.The catalyst is molten Liquid is added to the slurry and stirring 1h.The slurry is placed into refrigerator to keep it to be slightly less than room temperature.The slurry is 40 Then DEG C stirring 2h is filtered, 30min is reslurried at 60 DEG C in 20ml toluene and is refiltered.Before filtering again, the silt Slurry, in 60 DEG C of still further slurried 30min, is then reslurried 30min in 60 DEG C of last times in 20ml toluene.The slurry Filtering is for the last time and the celstir bottles is used 20ml toluene rinse.The solid is washed and is dried in vacuum overnight with pentane.It collects The pink solid of 0.5910g.
Load dimetylsilyl (the o- biphenyl -2- cyclopropyl indenyl of 4-) (2- methyl -4- (3', 5'- di-t-butyl - Phenyl)-indenyl) zirconium dichloride (catalyst F).In 20ml bottle, the metallocene dimetylsilyl (o- biphenyl -2- of 4- Cyclopropyl indenyl) (2- methyl -4- (3', 5'- di-t-butyl-phenyl)-indenyl) zirconium dichloride (catalyst 6) (19.4mg, 0.0230mmol) 1h is stirred together with other 2ml toluene with MAO (30 weight % in toluene, 0.2125g solution).Small In the celstir bottle of type, SMAO (0.5747g) is slurried in 20ml toluene.The catalyst solution be added to the slurry it Before, the celstir bottles freezes 1min in refrigerator.Every 10min stops 1min to slurry stirring 1h in refrigerator simultaneously.So The slurry is heated to 40 DEG C and stirring 2h afterwards.Then the slurry filters, and is reslurried in 20ml toluene and at 60 DEG C It is further stirred for 30min.Then the slurry filters, and is reslurried in 20ml toluene and is further stirred for 30min at 60 DEG C.Then Slurry filtering is reslurried in 20ml toluene and is further stirred at 60 DEG C 30min and then filters last time.It should Celstir bottles are dried in vacuo with 20ml toluene rinse and the solid.Collect the pink solid of 0.5044g.
The universal method polymerizeing on a small scale
Unless otherwise indicated, propylene homo and ethylene-propylene copolymer (if any) in parallel, pressurized reactor into Row, such as in US 6,306,658;US 6,455,316;WO00/09255 and Murphy et al., J.Am.Chem.Soc., 2003, 125, disclosed in the 4306-4317 pages, every is all incorporated herein as reference.Although being aggregated to down from one One polymerization, specific amount, temperature, solvent, reactant, reactant ratio, pressure and its dependent variable may need to adjust, still Following discloses the typical polymerizations carried out in parallel, pressurized reactor.
Use the propylene polymerization embodiment 1-18 of metallocene.By pre-weighed vial insertion body (glass vial Insert it) is assembled in each reaction vessel of reactor with disposable agitating paddle, reactor includes 48 individually reaction appearances Device.Then, reactor is closed, propylene (usually 1ml) is introduced into each container as gas, then, solvent is added (usually For isohexane) so that total reaction volume (including what is be then added) is reached 5ml, heating response device container to its set temperature is (usually Between 50 DEG C and 110 DEG C).
The content of the container stirs at 800 rpm.Then by the aluminium methyl of the 100-1000 molar equivalent in toluene Oxygen alkane (MAO) activator solution is injected into the reaction vessel of 500 microlitres of toluene, is subsequently added into the toluene solution of catalyst (0.50mM, usual 20-40 nanomole catalyst typically in toluene) and another equal portions toluene (500 microlitres).Equivalent is It is determined based on the molar equivalent relative to the amount of the substance of transition metal in transition metal complex.Then carry out reaction until Reach predetermined pressure drop by reaction.It is alternatively that can carry out reaction to reach scheduled time quantum.Thereafter, compressed air is used To container pressurization, reaction was completed.After polymerization, by the vial insertion body containing polymer product and solvent from pressure Room and inert-atmosphere glove box remove, and are evaporated in vacuo with Genevac HT-12 centrifugal separator and Genevac VC3000D Device removes volatile component at raised temperature and decompression.Then bottle is weighed, measures the yield of polymer product.Gained Polymer is analyzed with quick GPC, to determine molecular weight, determines fusing point with DSC.
Pre-weighed vial insertion body and disposable agitating paddle are filled using the ethylene propylene copolymer of supported catalyst It is fitted in each reaction vessel of reactor, reactor includes 48 individual reaction vessels.Then, reactor is closed, it will Propylene is introduced into each container and removes nitrogen from system.If any unit receives hydrogen, i.e. by it during reset procedure It introduces.Then solvent (usually isohexane) is added according to the reaction volume of setting makes total reaction volume (including what is be then added) Generally reach 5ml.Scavenger and/or co-catalyst and/or chain-transferring agent, the three-n-octyls such as in toluene are added at this moment Aluminium (usually 100-1000 nanomole).Now in the content of 800rpm stirring container.Addition propylene gas, which reaches, now sets Fixed pressure.Now, reactor vessel is heated to the running temperature of its setting (usually between 50 DEG C and 110 DEG C).Now Ethylene is added as comonomer, it is added to scheduled pressure (usually 10-100psi) as gas, which is higher than third The pressure of alkene, simultaneous reactions container are heated to scheduled running temperature.Vortex stirring slurry catalyst is so as to by catalyst particle It suspends in the solution.Now, buffer toluene (usually 100 microlitres) are injected in the reactor, the toluene solution of catalyst (leads to Often it is 3mg/ml concentration) and another equal portions toluene (500 microlitres).Then reaction is carried out until reaching predetermined pressure by reaction. It is alternatively that can carry out reaction to reach scheduled time quantum.At this point, to container pressurization, reaction was completed with compressed air.Poly- After closing reaction, the vial insertion body containing polymer product and solvent is removed from pressure chamber and inert-atmosphere glove box, And with Genevac HT-12 centrifugal separator and Genevac VC3000D cold boiler at raised temperature and decompression Remove volatile component.Then bottle is weighed, measures the yield of polymer product.Resulting polymers are divided with quick GPC Analysis, to determine molecular weight, determines fusing point with DSC.
In order to measure various molecular weight relative values with GPC, Temperature Size Exclusion is carried out using automation " quick GPC " system Chromatography, in US 6,491,816;US 6,491,823;US 6,475,391;US 6,461,515;US 6,436,292;US 6,406,632;US 6,175,409;US 6,454,947;US 6,260,407;With in US 6,294,388 generally Description, for US, an each of these piece, which is cited in full text, to be described herein by reference.The device has concatenated three 30 cm x 7.5 The linear columns of millimeter, each column contain root PLgel 10um, Mix B.GPC system 580-3,390,000g/mol range Polystyrene standard calibration.The system is in the elution flow rate of 2.0ml/min and the operation of 165 DEG C of oven temperature.1,2,4- Trichloro-benzenes is used as eluant, eluent.Polymer samples are dissolved in 1,2,4- trichloro-benzenes with the concentration of 0.1-0.9mg/ml.By 250uL's Polymer solution is injected into system.Use the concentration of polymer in Polymer Char IR4 detector monitors eluant, eluent.Institute The molecular weight shown is not corrected relative to linear polystyrene standard, and.
Differential scanning calorimetry (DSC) (DSC program -1) measurement carries out on TA-Q200 instrument, to determine polymer Fusing point.Then sample allows to cool to ambient temperature overnight in 220 DEG C of progress, 15 minutes preannealings.Then, by sample with 100 DEG C/ The rate of min is heated to 220 DEG C, then cooling with the rate of 50 DEG C/min.Fusing point is collected during heating.
The amount (wt%) of the ethylene combined in polymer is by quick FT-IR spectrum in Bruker Vertex 70IR with anti- Emission mode measures.The sample of form of film is prepared by vapor deposition techniques.From 729.8 and 1157.9cm-1Locate the ratio between peak height Obtain the weight percent of ethylene.This method is calibrated using the ethylene/propene copolymer of wt% ethylene contents known to one group.
The general process of supported catalyst polypropylene is used in 2L reactor
The catalyst of load is in HYDROBRITETMCatalyst slurried in oil, that obtained slurry is loaded containing 5wt%.2L Propylene (600ml), H are housed in reactor2(being provided from the container of 183ml, under the pressure shown in table 3) and three n-octyls Aluminium, the hexane solution of the 4.76vol% of 1.0ml.Thereafter, temperature of reactor is increased to 70 DEG C.Then, together with 200ml propylene It is injected into required amount of in 2 raising pressure autoclave reactors containing catalyst slurry.Polymerization reaction is set to carry out the time of predetermined period, Usually 60 minutes.Then, reactor is cooling and be vented.
Melt flow rate (MFR) (MFR)
MFR is with melt index apparatus according to ASTM D1238, condition L, in 230 DEG C and 2.16kg load measurement.
The determination of Mw, Mn and Mw/Mn use high-temperature gel permeation chromatography method (Polymer Laboratories), equipped with poor Show refractive index detector (DRI).Use three Polymer LaboratoriesPLgel, 10 μm of Mixed-B columns.Nominal flow rate For 1.0ml/min, nominal injection volume is 300 μ L.Various transfer lines, column and differential refractometer (DRI detector) are placed in guarantor It holds in 160 DEG C of baking oven.4 liters of Aldrich preparation grade 1,2,4- tri- are dissolved in using 6g butylated hydroxytoluene as antioxidant Solvent of the preparation for experiment in chlorobenzene (TCB).Then, TCB mixture is filtered through 0.1 μm of teflon filter.Into Before entering GPC instrument, TCB deaerates through on-line degassing device.By the way that the polymer dried is placed in vial, it is added the desired amount of Then mixture is heated at 160 DEG C and continuously shakes about 2 hours and prepare polymer solution by TCB.All amounts are surveyed by weight Amount.Injection concentration is 0.5 to 2.0mg/ml, and the sample of higher molecular weight uses lower concentration.Before each sample sample introduction, clean DRI detector.Then flow velocity in a device increases to 1.0ml/min, and DRI stablizes 8 hours before injecting first sample. The column carried out using a series of monodisperse polystyrenes (PS) standard sample calibration is combined to measure molecule by universal calibration relationship Amount.MW is calculated in each elution volume with equation.
Wherein, subscript variable " X " represents test sample, and the representative polystyrene of those subscriptings " PS ".In this method In, aPS=0.67 and KPS=0.000175, wherein aXAnd KXIt is obtained from disclosed document.Specifically, for vinyl polymerization Object, a and K=0.695 and 0.000579 are 0.705 and 0.0002288 for acrylic polymers.
Concentration c, each point in chromatogram are the DRI signal subtracted from baseline, IDRI, it is calculated using following equation:
C=KDRIIDRI/(dn/dc)
Wherein KDRIIt is the constant determined by calibration DRI, and (dn/dc) is system refractive index increment.Specifically, For acrylic polymers and ethene polymers, dn/dc=0.109.
Mass recovery is obtained to the integral area of elution volume and the ratio calculation of plastic injection quality from concentration chromatogram, etc. In the predetermined concentration multiplied by injection loop volumes.
All molecular weight are recorded with g/mol, unless otherwise indicated.If in GPC-DRI program and " Rapid GPC ", There is conflict between GPC-DR, it should use above-mentioned GPC-DRI method immediately.The further details of related measurement Mw, Mn, MWD The 24-25 pages of US 2006/0173123 is disclosed in, in paragraph [0334]-[0341].
Differential scanning calorimetry (DSC)-program -2
Melting temperature (Tm) is measured by using DSCQ200 unit via differential scanning calorimetry (" DSC ").Sample is first It is balanced at 25 DEG C, is then heated to 220 DEG C (heating for the first time) using the rate of heat addition of 10 DEG C/min.Sample is maintained at 220 DEG C 3 minutes.Sample is then cooled to -100 DEG C (cooling for the first time) with the constant cooling rate of 10 DEG C/min.Sample is at -100 DEG C Then balance is heated to 220 DEG C (second of heating) with the constant heating rate of 10 DEG C/min.Use TA Gneral analysis software point It analyses crystalline exotherm peak (cooling down for the first time) and determines and the corresponding temperature peaks of 10 DEG C/min cooling rate.Use TA Gneral analysis Software analysis fusing endothermic peak (second of heating) simultaneously determines the melting temperature peak (Tm) for corresponding to the 10 DEG C/min rate of heat addition.In When clashing between DSC process -1 and DSC process -2, DSC process -2 should be used.
1% Secant flexural modulus
The measurement of 1% Secant flexural modulus uses Instron machine according to ASTM D 790 (A, 1.0mm/min), uses 3 stick of ISO 37- type, using the crosshead speed of 1.0mm/min and the support span of 30.0mm.
Aggregated data is disclosed in table 1-5.
Table 1: small-scale Solution Propylene polymerization uses the catalyst of 0.025 μm of ol and the MAO condition of 500 molar equivalents: Isohexane solvent, total volume=5ml.
As Fig. 2 is illustrated, there is high-melting-point and high molecular weight using the polymer that catalyst 1 produces.Fig. 3 citing Illustrate that catalyst 1 balances catalyst activity and more high-melting-point.In other words, the polymer can not reduce catalyst activity and Improve fusing point.
All documents disclosed herein, including any priority document and/or test program, with not with conflict herein Degree introducing is described herein by reference, as shown in from foregoing general description and specific embodiment, although having been described above and retouching Form of the invention has been stated, but various improvement can also be made without departing from the spirit and scope of the present invention.Cause This, is not intended that the invention be limited to this.It is also contemplated that term " including (comprising) " is in Australian law The synonym of term " including (including) ".Similarly, transition phrase is had before component, element or one group of element " Comprising ", it should be understood that we also contemplate the group of same composition or element, have transition phrase " substantially by ... group At ", " by ... form ", before " be selected from by ... the group formed " or " being " is located at the component, element or element set, Vice versa.

Claims (31)

1. the transition metal complex that formula (I) indicates:
Wherein M1Selected from titanium, zirconium and hafnium;
R1And R2It can be same or different, and individually hydrogen atom, C1-C10Alkyl, C1-C10Alkoxy, C6-C10Virtue Base, C6-C10Aryloxy group, C2-C40Alkenyl, C7-C40Aryl alkyl, C7-C40Alkylaryl, C8-C40Aryl alkenyl, OH group or Halogen atom;
R3To R7Can be identical or different, and individually hydrogen atom, cyclopropyl, halogen atom can be by the C of halogenation1-C10Alkyl, It can be by the C of halogenation6-C10Aryl, C2-C10Alkenyl, C7-C40Aryl alkyl, C7-C40Alkylaryl, C8-C40Aryl alkenyl ,-NR '2,-SR' ,-OR' ,-OSiR'3Or-PR'2Group, wherein R' is following one: hydrogen atom, halogen atom, C1-C10Alkyl;
R13Meet following one:
Wherein: R15,R16,R17It is same or different, and is hydrogen atom, halogen atom, C1-C20Alkyl, C1-C20Fluoro Alkyl or sila alkyl, C6-C30Aryl, C7-C40Aryl alkyl, or a R15With a R16, together with R13It is middle to connect them Atom, be formed together one or more rings;M2It is one of carbon, silicon, germanium or tin or a variety of;
R8And R12It can be same or different, and individually hydrogen atom, halogen atom can be by the C of halogenation3-C10Alkyl, can By the C of halogenation6-C10Aryl, C7-C40Aryl alkyl ,-NR'2,-SR',-OR',-OSiR'3Or-PR'2Group, wherein R' be Hydrogen atom, halogen atom, C1-C10Alkyl or C6-C10One of aryl;
R9And R11It is same or different, and selected from can be by the C of halogenation2-C20Alkyl, can be by the C of halogenation6-C10Aryl, C2- C10Alkenyl, C7-C20Aryl alkyl, C7-C20Alkylaryl, C8-C20Aryl alkenyl;With
R10It is-OR ' ,-OSiR '3, wherein R' is following one: hydrogen atom, halogen atom, C1-C10Alkyl, or C6-C10Virtue Base;With
R14It is hydrogen atom, halogen atom can be by the C of halogenation3-C10Alkyl, can be by the C of halogenation6-C10Aryl, C7-C40Aryl alkane Base ,-NR'2,-SR',-OR',-OSiR'3Or-PR'2Group, wherein R' is as defined above.
2. the transition metal complex of claim 1, wherein R10It is-OR' or-OSiR'3, wherein R' is following one: hydrogen is former Son, halogen atom, C1-C10Alkyl.
3. the transition metal complex of claim 1, wherein R10It is-OR' group, wherein R' is following one: hydrogen atom, halogen Atom, C1-C10Alkyl, or C6-C10Aryl.
4. the transition metal complex of claim 1, wherein R3It is C1-C10Alkyl or C6-C10Aryl.
5. the transition metal complex of claim 1, wherein R9And R11Each be selected from normal-butyl, isobutyl group, and tert-butyl and R10It is OR', wherein R' is C1-C10Alkyl.
6. a kind of transition metal complex is indicated by formula (II):
M1Selected from titanium, zirconium and hafnium;
R1And R2It can be same or different, and individually hydrogen atom, C1-C10Alkyl, C1-C10Alkoxy, C6-C10Virtue Base, C6-C10Aryloxy group, C2-C40Alkenyl, C7-C40Aryl alkyl, C7-C40Alkylaryl, C8-C40Aryl alkenyl, OH group or Halogen atom;
R3To R7Can be identical or different, and individually hydrogen atom, cyclopropyl, halogen atom can be by the C of halogenation1-C10Alkyl, It can be by the C of halogenation6-C10Aryl, C2-C10Alkenyl, C7-C40Aryl alkyl, C7-C40Alkylaryl, C8-C40Aryl alkenyl ,-NR '2,-SR' ,-OR' ,-OSiR'3Or-PR'2Group, wherein R' is following one: hydrogen atom, halogen atom, C1-C10Alkyl;
R13Meet following one:
Wherein R15,R16,R17It is same or different, and is hydrogen atom, halogen atom, C1-C20Alkyl, C1-C20Fluoroalkane Base or sila alkyl;M2It is one of carbon, silicon, germanium or tin or a variety of;
Wherein R8And R12It respectively can be same or different, and individually hydrogen atom, halogen atom can be by the C of halogenation3- C10Alkyl, can be by the C of halogenation6-C10Aryl, C7-C40Aryl alkyl ,-NR'2,-SR',-OR',-OSiR'3Or-PR'2Group, Wherein R' is following one: hydrogen atom, halogen atom, C1-C10Alkyl, or C6-C10Aryl;
Wherein each R9And R11It is same or different, and being individually can be by the C of halogenation2-C20Alkyl, can be by the C of halogenation6-C10 Aryl, C2-C10Alkenyl, C7-C20Aryl alkyl, C7-C20Alkylaryl, or C8-C20Aryl alkenyl;With
Wherein each R10It is respectively selected from-OR ' ,-OSiR '3, wherein R' is following one: hydrogen atom, halogen atom, C1-C10Alkyl, Or C6-C10Aryl.
7. the transition metal complex of claim 6, wherein each R10It is-OR' ,-OSiR' respectively3, wherein R' be it is following it One: hydrogen atom, halogen atom, C1-C10Alkyl.
8. the transition metal complex of claim 6, wherein each R10It is-OR' or-OSiR' respectively3, wherein R' be it is following it One: hydrogen atom, halogen atom, C1-C10Alkyl, or C6-C10Aryl.
9. the transition metal complex of claim 6, wherein each R10It is-OR' respectively, wherein R' is following one: hydrogen atom, Halogen atom, C1-C10Alkyl.
10. the transition metal complex of claim 7, wherein each R10It is methoxyl group, ethyoxyl, positive propoxy, isopropyl respectively Oxygroup, n-butoxy, isobutoxy, sec-butoxy or tert-butoxy.
11. the transition metal complex of claim 6, wherein each R9With each R11Selected from normal-butyl, isobutyl group, and tertiary fourth Base and each R10It is OR', wherein R' is C1-C10Alkyl.
12. the transition metal complex of claim 6, wherein each R1And R2It can be same or different, and individually halogen Atom;
Wherein each R3It can be same or different, and individually C1-C10Alkyl;
Wherein each R4,R5,R6And R7It can be same or different, and individually hydrogen atom or C1-C10Alkyl;With
Wherein each R8And R12Individually hydrogen atom;R13It is-SiR "2, wherein each R " can be it is same or different, and respectively It is hydrogen or methyl;Wherein each R9And R11It is tert-butyl;Wherein each R10It is methoxyl group.
13. the transition metal complex of claim 6, wherein each R1And R2It is Cl atom;Wherein each R3It is methyl;Wherein each R4, R5,R6And R7It is hydrogen atom;And R13It is-SiR "2, wherein each R " is methyl.
14. catalyst system, it includes the transition metal complexes of activator and claim 1 or 6.
15. the catalyst system of claim 14, wherein the activator includes aikyiaiurnirsoxan beta.
16. the catalyst system of claim 14, wherein the activator includes non-coordinating anion.
17. polymerization, including a) contact one or more olefinic monomers with catalyst system, which includes: I) activator and ii) claim 1 or 6 transition metal complex.
18. the method for claim 17, wherein the activator includes aikyiaiurnirsoxan beta.
19. the method for claim 17, wherein the activator includes non-coordinating anion.
20. the method for claim 17, wherein one or more olefinic monomers include propylene.
21. the method for claim 17, wherein the catalyst compounds are loads.
22. the method for claim 17 further includes obtaining polymer.
23. the method for claim 22, wherein the polymer includes and is led to by 152.0 DEG C to 162.0 DEG C of fusing point of dsc measurement Cross the M of gpc measurementwFor 60,000-1,400,000g/mol;The polypropylene for being 1.5-3.5 with the Mw/Mn by gpc measurement.
24. the transition metal complex of claim 1, wherein R3Selected from hydrogen and cyclopropyl;R9And R11Each of be selected from positive fourth Base, isobutyl group;And R10Be methoxyl group, ethyoxyl, positive propoxy, isopropoxy, n-butoxy, isobutoxy, sec-butoxy or Person's tert-butoxy.
25. the method for claim 17, wherein one or more olefinic monomers include ethylene and propylene.
26. the method for claim 22, wherein preparing polymer, two of them R using following transition metal complexes10Group is Same or different group, and it is expressed as formula :-OR ' ,-OSiR '3, wherein R' is following one: hydrogen atom, and halogen is former Son, C1-C10Alkyl or C6-C10Aryl, prepared polymer with by similar transition metal complex, in addition to two R10Base Group is all other than hydrogen, in conjunction with identical activator and under the same conditions with the polymer phase ratio of same monomer polymerization preparation, Mw Height at least 20%.
27. the method for claim 26, wherein one or more olefinic monomers include ethylene and propylene.
28. the method for claim 17, wherein there are alkyl aluminum scavengers, and the aluminium in alkyl aluminum scavenger is with respect to the mistake The molar ratio for crossing the transition metal of metal complex is 100:1 or lower.
29. the transition metal complex of claim 1 or 6, wherein each R3It is cyclopropyl;With each R10It is ethyoxyl.
30. the method for claim 26, wherein one or more olefinic monomers are made of ethylene and propylene.
31. the transition metal complex of claim 6, wherein R3Selected from hydrogen and cyclopropyl;R9And R11Each of be selected from positive fourth Base, isobutyl group;And R10Be methoxyl group, ethyoxyl, positive propoxy, isopropoxy, n-butoxy, isobutoxy, sec-butoxy or Person's tert-butoxy.
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