CA1174800A - Methode de la phase gazeuse pour l'obtention de copolymeres d'ethylene et d'alpha-olefines superieures - Google Patents

Methode de la phase gazeuse pour l'obtention de copolymeres d'ethylene et d'alpha-olefines superieures

Info

Publication number
CA1174800A
CA1174800A CA000388966A CA388966A CA1174800A CA 1174800 A CA1174800 A CA 1174800A CA 000388966 A CA000388966 A CA 000388966A CA 388966 A CA388966 A CA 388966A CA 1174800 A CA1174800 A CA 1174800A
Authority
CA
Canada
Prior art keywords
inert support
catalyst
support material
vanadium
aluminum
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000388966A
Other languages
English (en)
Inventor
Charles Cozewith
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ExxonMobil Technology and Engineering Co
Original Assignee
Exxon Research and Engineering Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Exxon Research and Engineering Co filed Critical Exxon Research and Engineering Co
Application granted granted Critical
Publication of CA1174800A publication Critical patent/CA1174800A/fr
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • C08F210/18Copolymers of ethene with alpha-alkenes, e.g. EP rubbers with non-conjugated dienes, e.g. EPT rubbers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16Copolymers of ethene with alpha-alkenes, e.g. EP rubbers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
CA000388966A 1981-08-24 1981-10-28 Methode de la phase gazeuse pour l'obtention de copolymeres d'ethylene et d'alpha-olefines superieures Expired CA1174800A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US29553381A 1981-08-24 1981-08-24
US295,533 1981-08-24

Publications (1)

Publication Number Publication Date
CA1174800A true CA1174800A (fr) 1984-09-18

Family

ID=23138110

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000388966A Expired CA1174800A (fr) 1981-08-24 1981-10-28 Methode de la phase gazeuse pour l'obtention de copolymeres d'ethylene et d'alpha-olefines superieures

Country Status (10)

Country Link
JP (1) JPS5840308A (fr)
AU (1) AU564574B2 (fr)
BE (1) BE894163A (fr)
CA (1) CA1174800A (fr)
DE (1) DE3231198A1 (fr)
FR (1) FR2511689B1 (fr)
GB (1) GB2105355B (fr)
IT (1) IT1152506B (fr)
NL (1) NL8203307A (fr)
SE (1) SE459735B (fr)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4607019A (en) * 1984-12-12 1986-08-19 Exxon Research & Engineering Co. Polymerization catalyst, production and use
US4579835A (en) * 1984-12-12 1986-04-01 Exxon Research & Engineering Co. Polymerization catalyst, production and use
US4948771A (en) * 1988-12-07 1990-08-14 Union Carbide Chemicals And Plastics Company Inc. Ethylene copolymerization catalyst
AU622353B2 (en) * 1989-09-11 1992-04-02 Union Carbide Chemicals And Plastics Company Inc. Ethylene/propylene/ethylidene norbornene rubbers
US5030605A (en) * 1989-12-29 1991-07-09 Union Carbide Chemicals And Plastics Technology Corporation Catalyst for regulating the molecular weight distribution of ethylene polymers
US5317036A (en) * 1992-10-16 1994-05-31 Union Carbide Chemicals & Plastics Technology Corporation Gas phase polymerization reactions utilizing soluble unsupported catalysts
US5342907A (en) * 1993-06-28 1994-08-30 Union Carbide Chemicals & Plastics Technology Corporation Ethylene/propylene copolymer rubbers
US5332793A (en) * 1993-06-28 1994-07-26 Union Carbide Chemicals & Plastics Technology Corporation Ethylene/propylene copolymer rubbers
US5416053A (en) * 1993-06-28 1995-05-16 Union Carbide Chemicals & Plastics Technology Corporation Homogenous polyethylenes and ethylene/propylene copolymers rubbers
US5480850A (en) * 1993-06-28 1996-01-02 Union Carbide Chemical & Plastics Technology Corporation Ethylene/propylene copolymer rubbers
US5410003A (en) * 1994-03-31 1995-04-25 Union Carbide Chemicals & Plastics Technology Corporation Process for production of homogeneous polyethylenes
US5492986A (en) * 1994-03-31 1996-02-20 Union Carbide Chemicals & Plastics Technology Corporation Process for producing homogeneous polyethylenes
US5502127A (en) * 1994-03-31 1996-03-26 Union Carbide Chemicals & Plastics Technology Corporation Process for production of homogeneous polyethylene
US6281306B1 (en) 1999-12-16 2001-08-28 Univation Technologies, Llc Method of polymerization
US7223822B2 (en) 2002-10-15 2007-05-29 Exxonmobil Chemical Patents Inc. Multiple catalyst and reactor system for olefin polymerization and polymers produced therefrom
JP4972284B2 (ja) 2002-10-15 2012-07-11 エクソンモービル・ケミカル・パテンツ・インク オレフィン重合のための複数触媒系及びそれらから生成されたポリマー
US7985811B2 (en) 2004-01-02 2011-07-26 Univation Technologies, Llc Method for controlling sheeting in gas phase reactors
US20070073012A1 (en) 2005-09-28 2007-03-29 Pannell Richard B Method for seed bed treatment before a polymerization reaction
US7629422B2 (en) 2004-12-21 2009-12-08 Univation Technologies, Llc Process for transitioning between Ziegler-Natta-based and chromium-based catalysts
US6987152B1 (en) * 2005-01-11 2006-01-17 Univation Technologies, Llc Feed purification at ambient temperature
EP1803747A1 (fr) 2005-12-30 2007-07-04 Borealis Technology Oy Catalyseur de polymérisation à surface modifiée pour réduire la formation de gels dans des films
TW200936564A (en) 2007-11-15 2009-09-01 Univation Tech Llc Methods for the removal of impurities from polymerization feed streams
RU2515900C2 (ru) 2008-12-18 2014-05-20 Юнивейшн Текнолоджиз, Ллк Способ обработки зародышевого слоя реакции полимеризации
IN2015DN03815A (fr) 2012-12-28 2015-10-02 Univation Tech Llc
ES2752705T3 (es) 2014-04-02 2020-04-06 Univation Tech Llc Composiciones de continuidad y método de polimerización de olefinas que las emplea
CN107428875B (zh) 2015-03-10 2021-02-26 尤尼威蒂恩技术有限责任公司 喷雾干燥催化剂组合物、制备方法以及在烯烃聚合工艺中的用途
BR112017023052B1 (pt) 2015-04-27 2022-05-10 Univation Technologies, Llc Composição de catalisador de polimerização de poliolefina suportada e método para a produção de composição de catalisador de polimerização de olefina suportada
CN116490268A (zh) * 2020-09-14 2023-07-25 切弗朗菲利浦化学公司 由烃通过过渡金属催化生产醇和羰基化合物
US20240209124A1 (en) 2021-04-30 2024-06-27 Exxonmobil Chemical Patents Inc. Processes for transitioning between different polymerization catalysts in a polymerization reactor
KR20240017932A (ko) 2021-06-10 2024-02-08 다우 글로벌 테크놀로지스 엘엘씨 개질된 활성을 갖는 촉매 조성물 및 이들의 제조 공정

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7502153A (nl) * 1974-02-27 1975-08-29 Monsanto Co Werkwijze voor de regeling van de deeltjes- grootte bij de polymerisatie van alkenen.
JPS52141888A (en) * 1976-05-21 1977-11-26 Nippon I P Rubber Kk Ethyleneepropylene copolymers rubber
JPS5948046B2 (ja) * 1978-08-17 1984-11-24 三井化学株式会社 エチレン共重合ゴム
JPS5556111A (en) * 1978-10-20 1980-04-24 Nippon Oil Co Ltd Preparation of copolymer
JPS5556110A (en) * 1978-10-20 1980-04-24 Nippon Oil Co Ltd Preparation of copolymer
JPS5573712A (en) * 1978-11-29 1980-06-03 Nippon Oil Co Ltd Preparation of copolymer
JPS5681311A (en) * 1979-12-06 1981-07-03 Nippon Oil Co Ltd Production of polyolefin
JPS6042806B2 (ja) * 1979-12-26 1985-09-25 日石三菱株式会社 共重合体の製造方法

Also Published As

Publication number Publication date
GB2105355A (en) 1983-03-23
FR2511689A1 (fr) 1983-02-25
GB2105355B (en) 1985-05-01
SE459735B (sv) 1989-07-31
JPS5840308A (ja) 1983-03-09
BE894163A (nl) 1983-02-23
DE3231198A1 (de) 1983-05-11
AU564574B2 (en) 1987-08-20
NL8203307A (nl) 1983-03-16
JPH0248004B2 (fr) 1990-10-23
AU8755482A (en) 1983-03-03
SE8204841D0 (sv) 1982-08-24
IT1152506B (it) 1987-01-07
IT8222943A0 (it) 1982-08-23
SE8204841L (sv) 1983-02-25
FR2511689B1 (fr) 1986-07-04

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Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry