CN112920761A - Environment-friendly two-component polyurethane lawn adhesive with high initial adhesion and easy construction and preparation method thereof - Google Patents
Environment-friendly two-component polyurethane lawn adhesive with high initial adhesion and easy construction and preparation method thereof Download PDFInfo
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- CN112920761A CN112920761A CN202110340665.7A CN202110340665A CN112920761A CN 112920761 A CN112920761 A CN 112920761A CN 202110340665 A CN202110340665 A CN 202110340665A CN 112920761 A CN112920761 A CN 112920761A
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- 229920002635 polyurethane Polymers 0.000 title claims abstract description 43
- 239000004814 polyurethane Substances 0.000 title claims abstract description 43
- 239000000853 adhesive Substances 0.000 title claims abstract description 29
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 29
- 238000010276 construction Methods 0.000 title claims abstract description 28
- 238000002360 preparation method Methods 0.000 title claims description 8
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 42
- 229920000570 polyether Polymers 0.000 claims abstract description 42
- 229920005989 resin Polymers 0.000 claims abstract description 31
- 239000011347 resin Substances 0.000 claims abstract description 31
- 125000000524 functional group Chemical group 0.000 claims abstract description 26
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 22
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 20
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229920000909 polytetrahydrofuran Polymers 0.000 claims abstract description 18
- 239000004970 Chain extender Substances 0.000 claims abstract description 17
- 239000003054 catalyst Substances 0.000 claims abstract description 17
- 239000007822 coupling agent Substances 0.000 claims abstract description 17
- 239000004014 plasticizer Substances 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000000945 filler Substances 0.000 claims abstract description 15
- 239000000049 pigment Substances 0.000 claims abstract description 15
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000003292 glue Substances 0.000 claims description 23
- 239000000203 mixture Substances 0.000 claims description 15
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical group [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 12
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical group OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 claims description 10
- 239000003208 petroleum Substances 0.000 claims description 8
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims description 7
- 229920000538 Poly[(phenyl isocyanate)-co-formaldehyde] Polymers 0.000 claims description 7
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims description 7
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims description 7
- VLJQDHDVZJXNQL-UHFFFAOYSA-N 4-methyl-n-(oxomethylidene)benzenesulfonamide Chemical group CC1=CC=C(S(=O)(=O)N=C=O)C=C1 VLJQDHDVZJXNQL-UHFFFAOYSA-N 0.000 claims description 6
- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical group CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 claims description 6
- 239000012975 dibutyltin dilaurate Substances 0.000 claims description 6
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 5
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 150000003505 terpenes Chemical class 0.000 claims description 5
- 235000007586 terpenes Nutrition 0.000 claims description 5
- IBOFVQJTBBUKMU-UHFFFAOYSA-N 4,4'-methylene-bis-(2-chloroaniline) Chemical compound C1=C(Cl)C(N)=CC=C1CC1=CC=C(N)C(Cl)=C1 IBOFVQJTBBUKMU-UHFFFAOYSA-N 0.000 claims description 4
- 239000005995 Aluminium silicate Substances 0.000 claims description 4
- 241001112258 Moca Species 0.000 claims description 4
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 claims description 4
- 235000012211 aluminium silicate Nutrition 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 3
- 235000019482 Palm oil Nutrition 0.000 claims description 3
- 150000004702 methyl esters Chemical class 0.000 claims description 3
- 239000002540 palm oil Substances 0.000 claims description 3
- 239000012188 paraffin wax Substances 0.000 claims description 3
- 229920001568 phenolic resin Polymers 0.000 claims description 3
- 239000005011 phenolic resin Substances 0.000 claims description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims description 2
- OPTDDWCXQQYKGU-UHFFFAOYSA-N diphenyldichloromethane Chemical compound C=1C=CC=CC=1C(Cl)(Cl)C1=CC=CC=C1 OPTDDWCXQQYKGU-UHFFFAOYSA-N 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 239000002516 radical scavenger Substances 0.000 claims 1
- HQYALQRYBUJWDH-UHFFFAOYSA-N trimethoxy(propyl)silane Chemical compound CCC[Si](OC)(OC)OC HQYALQRYBUJWDH-UHFFFAOYSA-N 0.000 claims 1
- 239000002904 solvent Substances 0.000 abstract description 8
- 230000007547 defect Effects 0.000 abstract description 3
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- PTGGWJSVVXVVBO-UHFFFAOYSA-N dimethoxy-[(3-methyloxiran-2-yl)oxymethoxy]-propylsilane Chemical compound CC1C(O1)OCO[Si](OC)(OC)CCC PTGGWJSVVXVVBO-UHFFFAOYSA-N 0.000 description 5
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Natural products OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 4
- -1 citric acid ester Chemical class 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 102000008186 Collagen Human genes 0.000 description 1
- 108010035532 Collagen Proteins 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 229920001436 collagen Polymers 0.000 description 1
- 239000012024 dehydrating agents Substances 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 235000012222 talc Nutrition 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
- C09J175/08—Polyurethanes from polyethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
- C08G18/4808—Mixtures of two or more polyetherdiols
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4825—Polyethers containing two hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4854—Polyethers containing oxyalkylene groups having four carbon atoms in the alkylene group
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention provides an environment-friendly double-component polyurethane lawn adhesive with high initial adhesion and easy construction, which comprises a component A and a component B in a mass ratio of 1: 4; the component A is 25 parts of curing agent; the component B comprises the following components in parts by weight: 3-8 parts of polytetrahydrofuran ether glycol; 15-25 parts of 2 functional group polyether; 5-15 parts of polyfunctional polyether; 0.2-1 part of 403 polyether; 2-6 parts of a chain extender; 5-15 parts of a plasticizer; 25-40 parts of a filler; 5-15 parts of tackifying resin; 0.2-1 part of coupling agent; 0.01-0.5 part of catalyst; 0.2-1 part of a water removing agent; 0.1-2 parts of pigment. The environment-friendly two-component polyurethane lawn adhesive with high initial adhesion and easy construction avoids the influence of solvent volatilization of a solvent type lawn adhesive on the environment, and overcomes the defects of high viscosity and difficult construction of a common two-component polyurethane lawn adhesive and the phenomenon of misalignment and displacement caused by low initial adhesion.
Description
Technical Field
The invention relates to the technical field of artificial lawn paving glue, in particular to environment-friendly two-component polyurethane lawn glue with high initial adhesion and easy construction and a preparation method thereof.
Background
The lawn glue is a special adhesive specially used for paving and fixing the artificial lawn/turf, belongs to a universal adhesive with special purposes, is specially added, and has excellent weather resistance and water resistance.
More than 95 percent of the lawn paving glue which is popular in the market at present is solvent type resin glue. The organic solvent of the solvent type resin adhesive is volatilized and released in the air or attached to the artificial lawn, so that the environment pollution is caused, the health of the human body is seriously damaged, and the standard of the VOC in the current GB 36246-2018 synthetic material surface layer sports field of primary and secondary schools does not meet.
Therefore, a two-component polyurethane lawn adhesive is developed, and the environmental protection performance is greatly improved because the lawn adhesive does not contain a solvent. However, one component of the two-component polyurethane lawn glue has high viscosity, is inconvenient to construct and has low efficiency, and the two-component polyurethane lawn glue has low initial adhesion and is easy to have misalignment and displacement, so the two-component polyurethane lawn glue is very difficult to popularize and use.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the environment-friendly two-component polyurethane lawn adhesive with high initial adhesion and easy construction and the preparation method thereof, and overcomes the defects that the solvent of the existing solvent type lawn adhesive is toxic in volatilization, the initial adhesion of the two-component polyurethane lawn adhesive is low, the misalignment and the displacement are easy to occur and the like.
The technical scheme of the invention is as follows: an environment-friendly double-component polyurethane lawn adhesive with high initial adhesion and easy construction comprises a component A and a component B in a mass ratio of 1: 4;
the component A is a curing agent, and 25 parts of polymethylene polyphenyl isocyanate is selected;
the component B comprises the following components in parts by weight: polytetrahydrofuran ether glycol (PTMEG) with molecular weight of 1000 + -50,2000 + -50 or 3000 + -50 in 3-8 weight portions; 2, polyether with a functional group, wherein the molecular weight is 400, and the using amount is 15-25 parts; polyfunctional polyether with molecular weight of 3000 and 3 functional groups or molecular weight of 5000 and 3 functional groups, and the using amount is 5-15 parts; 0.2-1 part of 403 polyether; 2-6 parts of a chain extender; 5-15 parts of a plasticizer; 25-40 parts of a filler; 5-15 parts of tackifying resin; 0.2-1 part of coupling agent; 0.01-0.5 part of catalyst; 0.2-1 part of a water removing agent; 0.1-2 parts of pigment.
Preferably, the component B comprises the following components in parts by weight: polytetrahydrofuran ether glycol (PTMEG) with molecular weight of 1000 + -50,2000 + -50 or 3000 + -50, and the dosage is 5 parts; 2, polyether with a functional group, wherein the molecular weight of the polyether is 400, and the using amount of the polyether is 20 parts; a multifunctional polyether, the molecular weight of which is 3000 and contains 3 functional groups, or the molecular weight of which is 5000 and contains 3 functional groups, wherein the using amount is 10 parts; 0.5 part of 403 polyether; 3.5 parts of a chain extender; 10 parts of a plasticizer; 35 parts of a filler; 10 parts of tackifying resin; 0.5 part of a coupling agent; 0.01 part of catalyst; 0.75 part of water removal agent; 0.2 part of pigment;
the chain extender is 1, 4-Butanediol (BDO), 4 '-diamino-3, 3' dichlorodiphenylmethane (MOCA), Trimethylolpropane (TMP) or a mixture thereof.
The plasticizer is selected from any one of 52# chlorinated paraffin, chlorinated palm oil methyl ester and citrate or any mixture thereof.
The filler is any one of 600-mesh or 800-mesh heavy calcium carbonate, 600-mesh or 800-mesh talcum powder, 1250-mesh calcined kaolin and 2000-mesh precipitated silica or any mixture thereof.
The tackifying resin is selected from any one of rosin, modified rosin, terpene resin, terpene phenolic resin, C5 petroleum resin, C9 petroleum resin or C5/C9 copolymerized petroleum resin or any mixture thereof.
The coupling agent is KH-560 (gamma-2, 3-epoxypropoxy) propyl trimethoxy silane).
The catalyst is dibutyltin dilaurate.
The water removing agent is p-toluenesulfonyl isocyanate.
The pigment is iron oxide green.
The preparation method of the environment-friendly two-component polyurethane lawn adhesive with high initial adhesion and easy construction comprises the following steps:
(1) b, preparation of a component: firstly adding polyether, plasticizer, tackifying resin and chain extender according to the formula ratio, then heating to about 60 ℃, adding filling powder and toner, rapidly stirring and uniformly dispersing, simultaneously heating to 120 ℃, vacuumizing for two hours under the condition of vacuum degree of-0.098 Mpa, then cooling to about 80 ℃, adding the rest coupling agent, catalyst and dehydrating agent, and uniformly stirring to obtain the component B.
(2) When the environment-friendly two-component polyurethane lawn glue is used, the component B and the component A in the formula amount are uniformly mixed and paved, and the environment-friendly two-component polyurethane lawn glue with high initial adhesion and easy construction is obtained after curing.
The environment-friendly double-component polyurethane lawn glue with high initial adhesion and easy construction has the advantages that the proportion of the component A to the component B is 1:4, and the component B has very low viscosity, so that the environment-friendly double-component polyurethane lawn glue is convenient to construct after being mixed, and the efficiency can be effectively guaranteed. In the component B, polytetrahydrofuran ether glycol, 2 functional group polyether, polyfunctional group polyether and polymethylene polyphenyl isocyanate are subjected to rapid reaction to obtain the two-component polyurethane, which has good viscosity and high initial viscosity.
The application the high and easy environmental protection two ingredient polyurethane lawn collagen material of being under construction of just viscous force chooses for use crystalline polyether and tackifying resin, so its initial viscous force that can promote whole glue of mating formation greatly for its location ability obtains promoting greatly.
In the environment-friendly two-component polyurethane lawn adhesive, the proportion of the component A to the component B is 1:4, so that the consumption of the component B is greatly reduced compared with that of the conventional polyurethane lawn adhesive. After the component B and the component A are mixed, the component B and the component A react quickly, and the tackifying resin promotes the reactant to crystallize quickly, so that the initial adhesion of the environment-friendly two-component polyurethane lawn adhesive is improved, the influence of the reduction of the use amount of the component B on the environment-friendly two-component polyurethane lawn adhesive is compensated, and the adhesion performance of the environment-friendly two-component polyurethane lawn adhesive meets the requirement.
The environment-friendly double-component polyurethane lawn glue with high initial adhesion and easy construction does not contain solvent in the whole system, so that the environment-friendly performance of the environment-friendly double-component polyurethane lawn glue can be greatly improved.
Detailed Description
In order to make the object, technical solution and technical effect of the present invention more apparent, the present invention will be further described with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example one
An environment-friendly double-component polyurethane lawn adhesive with high initial adhesion and easy construction comprises a component A and a component B in a mass ratio of 1: 4; the component A is a curing agent, and 25 parts of polymethylene polyphenyl isocyanate is selected; the component B comprises the following components in parts by weight: polytetrahydrofuran ether glycol (PTMEG) with molecular weight of 1000 + -50,2000 + -50 or 3000 + -50, and the dosage is 5 parts; 2, polyether with a functional group, wherein the molecular weight of the polyether is 400, and the using amount of the polyether is 20 parts; polyfunctional polyether, whose molecular weight is 3000 and contains 3 functional groups, or whose molecular weight is 5000 and contains 3 functional groups, and the dosage is 10 parts; 0.5 part of 403 polyether; 3.5 parts of a chain extender; 10 parts of a plasticizer; 35 parts of a filler; 10 parts of tackifying resin; 0.5 part of a coupling agent; 0.01 part of catalyst; 0.75 part of water removal agent; 0.2 part of pigment;
the chain extender is a mixture of 1.5 parts of 1, 4-Butanediol (BDO) and 2 parts of MOCA. The plasticizer is selected from No. 52 chlorinated paraffin. The filler is a mixture of 17 parts of 800-mesh talcum powder, 17 parts of 800-mesh heavy calcium carbonate and 0.25 part of 2000-mesh precipitated silica. The tackifying resin is rosin. The coupling agent is KH-560 (gamma-2, 3-epoxypropoxy) propyl trimethoxy silane). The catalyst is dibutyltin dilaurate. The water removing agent is p-toluenesulfonyl isocyanate. The pigment is iron oxide green.
Example two
An environment-friendly double-component polyurethane lawn adhesive with high initial adhesion and easy construction comprises a component A and a component B in a mass ratio of 1: 4; the component A is a curing agent, and 25 parts of polymethylene polyphenyl isocyanate is selected;
the component B comprises the following components in parts by weight: polytetrahydrofuran ether glycol (PTMEG) with molecular weight of 1000 +/-50,2000 +/-50 or 3000 +/-50 in 13 weight portions; 2, polyether with a functional group, wherein the molecular weight of the polyether is 400, and the using amount of the polyether is 15 parts; polyfunctional polyether with molecular weight of 3000 and 3 functional groups or molecular weight of 5000 and 3 functional groups, and the using amount is 5 parts; 0.2 part of 403 polyether; 6 parts of a chain extender; 20 parts of a plasticizer; 25 parts of a filler; 12 parts of tackifying resin; 0.2 part of a coupling agent; 0.5 part of a catalyst; 0.2 part of a water removal agent; 1 part of pigment.
The chain extender is 1, 4-Butanediol (BDO). The plasticizer is citric acid ester. The filler is selected from a mixture of 10 parts of 600-mesh heavy calcium carbonate, 10 parts of 600-mesh talcum powder and 5 parts of 1250-mesh calcined kaolin. The tackifying resin is selected from a mixture of 6 parts of modified rosin and 6 parts of terpene phenolic resin. The coupling agent is KH-560 (gamma-2, 3-epoxypropoxy) propyl trimethoxy silane). The catalyst is dibutyltin dilaurate. The water removing agent is p-toluenesulfonyl isocyanate. The pigment is iron oxide green.
EXAMPLE III
An environment-friendly double-component polyurethane lawn adhesive with high initial adhesion and easy construction comprises a component A and a component B in a mass ratio of 1: 4; the component A is a curing agent, and 25 parts of polymethylene polyphenyl isocyanate is selected;
the component B comprises the following components in parts by weight: polytetrahydrofuran ether glycol (PTMEG) with molecular weight of 1000 + -50,2000 + -50 or 3000 + -50, and the dosage is 5 parts; 2 functional group polyether, the molecular weight is 400, the consumption is 25; polyfunctional polyether with molecular weight of 3000 and 3 functional groups or molecular weight of 5000 and 3 functional groups, and the using amount is 5 parts; 1 part of 403 polyether; 2 parts of a chain extender; 15 parts of a plasticizer; 40 parts of a filler; 5 parts of tackifying resin; 1 part of a coupling agent; 0.2 part of catalyst; 1 part of a water removal agent; 0.1 part of pigment.
The chain extender is MOCA. The plasticizer is chloro palm oil methyl ester. The filler was a mixture of 25 parts of 800 mesh talc and 15 parts of 2000 mesh precipitated silica. The tackifying resin is a mixture of 1 part of rosin and 4 parts of C5/C9 copolymerized petroleum resin. The coupling agent is KH-560 (gamma-2, 3-epoxypropoxy) propyl trimethoxy silane). The catalyst is dibutyltin dilaurate. The water removing agent is p-toluenesulfonyl isocyanate. The pigment is iron oxide green.
Example four
An environment-friendly double-component polyurethane lawn adhesive with high initial adhesion and easy construction comprises a component A and a component B in a mass ratio of 1: 4; the component A is a curing agent, and 25 parts of polymethylene polyphenyl isocyanate is selected;
the component B comprises the following components in parts by weight: polytetrahydrofuran ether glycol (PTMEG) with the molecular weight of 1000 +/-50,2000 +/-50 or 3000 +/-50 and the use amount of 8 parts; 2, polyether with a functional group, wherein the molecular weight of the polyether is 400, and the using amount of the polyether is 10 parts; polyfunctional polyether, whose molecular weight is 3000 and contains 3 functional groups, or whose molecular weight is 5000 and contains 3 functional groups, and the dosage is 10 parts; 0.5 part of 403 polyether; 4 parts of a chain extender; 5 parts of a plasticizer; 40 parts of a filler; 15 parts of tackifying resin; 0.5 part of a coupling agent; 0.01 part of catalyst; 0.5 part of a water removal agent; and 2 parts of pigment.
The chain extender is 1, 4-Butanediol (BDO). The plasticizer is citric acid ester. The filler is a mixture of 10 parts of 800-mesh heavy calcium carbonate, 10 parts of 800-mesh talcum powder, 10 parts of 1250-mesh calcined kaolin and 10 parts of 2000-mesh precipitated silica. The tackifying resin is C5/C9 copolymerized petroleum resin. The coupling agent is KH-560 (gamma-2, 3-epoxypropoxy) propyl trimethoxy silane). The catalyst is dibutyltin dilaurate. The water removing agent is p-toluenesulfonyl isocyanate. The pigment is iron oxide green.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the present invention pertains, the architecture form can be flexible and varied without departing from the concept of the present invention, and a series of products can be derived. But rather a number of simple derivations or substitutions are made which are to be considered as falling within the scope of the invention as defined by the appended claims.
Claims (10)
1. An environment-friendly double-component polyurethane lawn adhesive with high initial adhesion and easy construction is characterized by comprising a component A and a component B in a mass ratio of 1: 4;
the component A is a curing agent, and 25 parts of polymethylene polyphenyl isocyanate is selected;
the component B comprises the following components in parts by weight: polytetrahydrofuran ether glycol (PTMEG) with molecular weight of 1000 + -50,2000 + -50 or 3000 + -50 in 3-8 weight portions; 2, polyether with a functional group, wherein the molecular weight is 400, and the using amount is 15-25 parts; polyfunctional polyether with molecular weight of 3000 and 3 functional groups or molecular weight of 5000 and 3 functional groups, and the using amount is 5-15 parts; 0.2-1 part of 403 polyether; 2-6 parts of a chain extender; 5-15 parts of a plasticizer; 25-40 parts of a filler; 5-15 parts of tackifying resin; 0.2-1 part of coupling agent; 0.01-0.5 part of catalyst; 0.2-1 part of a water removing agent; 0.1-2 parts of pigment.
2. The environment-friendly two-component polyurethane lawn adhesive with high initial adhesion and easy construction according to claim 1, wherein the component B comprises the following components in parts by weight: polytetrahydrofuran ether glycol (PTMEG) with molecular weight of 1000 + -50,2000 + -50 or 3000 + -50, and the dosage is 5 parts; 2, polyether with a functional group, wherein the molecular weight of the polyether is 400, and the using amount of the polyether is 20 parts; polyfunctional polyether, whose molecular weight is 3000 and contains 3 functional groups, or whose molecular weight is 5000 and contains 3 functional groups, and the dosage is 10 parts; 0.5 part of 403 polyether; 3.5 parts of a chain extender; 10 parts of a plasticizer; 35 parts of a filler; 10 parts of tackifying resin; 0.5 part of a coupling agent; 0.01 part of catalyst; 0.75 part of water removal agent; 0.2 part of pigment.
3. The environment-friendly two-component polyurethane lawn glue with high initial adhesion and easy construction as claimed in claim 1, wherein the chain extender is 1, 4-Butanediol (BDO), 4 '-diamino-3, 3' dichlorodiphenylmethane (MOCA), Trimethylolpropane (TMP) or any mixture thereof.
4. The environment-friendly two-component polyurethane lawn glue with high initial adhesion and easy construction as claimed in claim 1, wherein the plasticizer is selected from any one of 52# chlorinated paraffin, chlorinated palm oil methyl ester and citrate or any mixture thereof.
5. The environment-friendly two-component polyurethane lawn glue with high initial adhesion and easy construction as claimed in claim 1, wherein the filler is selected from any one of 600 mesh or 800 mesh heavy calcium carbonate, 600 mesh or 800 mesh talcum powder, 1250 mesh calcined kaolin, 2000 mesh precipitated silica or any mixture thereof.
6. The environment-friendly two-component polyurethane lawn glue with high initial adhesion and easy construction as claimed in claim 1, wherein the tackifying resin is selected from any one of rosin, modified rosin, terpene resin, terpene phenolic resin, C5 petroleum resin, C9 petroleum resin or C5/C9 copolymerized petroleum resin or any mixture thereof.
7. The environment-friendly two-component polyurethane lawn glue with high initial adhesion and easy construction as claimed in claim 1, wherein the coupling agent is KH-560 (gamma-2, 3-glycidoxy) propyl trimethoxy silane).
8. The environment-friendly two-component polyurethane lawn glue with high initial adhesion and easy construction as claimed in claim 1, wherein the catalyst is dibutyltin dilaurate.
9. The environment-friendly two-component polyurethane lawn adhesive with high initial adhesion and easy construction as claimed in claim 1, wherein the water scavenger is p-toluenesulfonyl isocyanate, and the pigment is iron oxide green.
10. The preparation method of the environment-friendly two-component polyurethane lawn adhesive with high initial adhesion and easy construction according to any one of claims 1 to 9, characterized by comprising the following steps:
(1) b, preparation of a component: firstly, adding polyether, plasticizer, tackifying resin and chain extender according to the formula ratio, then heating to about 60 ℃, adding filling powder and toner, rapidly stirring and uniformly dispersing, heating to 120 ℃, vacuumizing for two hours under the condition of vacuum degree of-0.098 Mpa, then cooling to about 80 ℃, adding the rest coupling agent, catalyst and water removing agent, and uniformly stirring to obtain a component B;
(2) when the environment-friendly two-component polyurethane lawn glue is used, the component B and the component A in the formula amount are uniformly mixed and paved, and the environment-friendly two-component polyurethane lawn glue with high initial adhesion and easy construction is obtained after curing.
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Application publication date: 20210608 |