FR2511689B1 - Procede en phase gazeuse pour la production de copolymeres d'ethylene et d'alpha-olefines superieures - Google Patents

Procede en phase gazeuse pour la production de copolymeres d'ethylene et d'alpha-olefines superieures

Info

Publication number
FR2511689B1
FR2511689B1 FR8214515A FR8214515A FR2511689B1 FR 2511689 B1 FR2511689 B1 FR 2511689B1 FR 8214515 A FR8214515 A FR 8214515A FR 8214515 A FR8214515 A FR 8214515A FR 2511689 B1 FR2511689 B1 FR 2511689B1
Authority
FR
France
Prior art keywords
ethylene
production
olefin copolymers
gaseous process
super alpha
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
FR8214515A
Other languages
English (en)
Other versions
FR2511689A1 (fr
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
Publication of FR2511689A1 publication Critical patent/FR2511689A1/fr
Application granted granted Critical
Publication of FR2511689B1 publication Critical patent/FR2511689B1/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • C08F210/18—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers with non-conjugated dienes, e.g. EPT rubbers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
FR8214515A 1981-08-24 1982-08-24 Procede en phase gazeuse pour la production de copolymeres d'ethylene et d'alpha-olefines superieures Expired FR2511689B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29553381A 1981-08-24 1981-08-24

Publications (2)

Publication Number Publication Date
FR2511689A1 FR2511689A1 (fr) 1983-02-25
FR2511689B1 true FR2511689B1 (fr) 1986-07-04

Family

ID=23138110

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8214515A Expired FR2511689B1 (fr) 1981-08-24 1982-08-24 Procede en phase gazeuse pour la production 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 (29)

* 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
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
US5342907A (en) * 1993-06-28 1994-08-30 Union Carbide Chemicals & Plastics Technology Corporation Ethylene/propylene copolymer rubbers
US5502127A (en) * 1994-03-31 1996-03-26 Union Carbide Chemicals & Plastics Technology Corporation Process for production of homogeneous polyethylene
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
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
CN101724110B (zh) 2002-10-15 2013-03-27 埃克森美孚化学专利公司 用于烯烃聚合的多催化剂体系和由其生产的聚合物
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
WO2010071798A1 (fr) 2008-12-18 2010-06-24 Univation Technologies, Llc Procédé de traitement d'un lit d'ensemencement pour une réaction de polymérisation
EP2938620B1 (fr) 2012-12-28 2020-09-02 Univation Technologies, LLC Procédés consistant à intégrer la production d'aluminoxane dans la production de catalyseur
CA2943378C (fr) 2014-04-02 2023-09-12 Univation Technologies, Llc Compositions de continuite et leurs procedes de fabrication et d'utilisation
SG11201707037TA (en) 2015-03-10 2017-09-28 Univation Tech Llc Spray dried catalyst compositions, methods for preparation and use in olefin polymerization processes
US10519256B2 (en) 2015-04-27 2019-12-31 Univation Technologies, Llc Supported catalyst compositions having improved flow properties and preparation thereof
EP4330294A1 (fr) 2021-04-30 2024-03-06 ExxonMobil Chemical Patents Inc. Procédés pour la transition entre différents catalyseurs de polymérisation dans un réacteur de polymérisation
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
JPS6030326B2 (ja) * 1978-08-17 1985-07-16 三井化学株式会社 エチレン共重合ゴムの製造方法
JPS5556110A (en) * 1978-10-20 1980-04-24 Nippon Oil Co Ltd Preparation of copolymer
JPS5556111A (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
SE8204841L (sv) 1983-02-25
SE459735B (sv) 1989-07-31
GB2105355B (en) 1985-05-01
SE8204841D0 (sv) 1982-08-24
GB2105355A (en) 1983-03-23
JPS5840308A (ja) 1983-03-09
AU8755482A (en) 1983-03-03
JPH0248004B2 (fr) 1990-10-23
BE894163A (nl) 1983-02-23
IT1152506B (it) 1987-01-07
CA1174800A (fr) 1984-09-18
IT8222943A0 (it) 1982-08-23
NL8203307A (nl) 1983-03-16
DE3231198A1 (de) 1983-05-11
AU564574B2 (en) 1987-08-20
FR2511689A1 (fr) 1983-02-25

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Legal Events

Date Code Title Description
ST Notification of lapse