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 superieuresInfo
- 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
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
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)
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)
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)
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 |
-
1981
- 1981-10-28 CA CA000388966A patent/CA1174800A/fr not_active Expired
-
1982
- 1982-08-20 GB GB08224059A patent/GB2105355B/en not_active Expired
- 1982-08-21 DE DE19823231198 patent/DE3231198A1/de active Pending
- 1982-08-23 BE BE2/5980A patent/BE894163A/nl not_active IP Right Cessation
- 1982-08-23 IT IT22943/82A patent/IT1152506B/it active
- 1982-08-24 SE SE8204841A patent/SE459735B/sv not_active IP Right Cessation
- 1982-08-24 AU AU87554/82A patent/AU564574B2/en not_active Ceased
- 1982-08-24 JP JP57145623A patent/JPS5840308A/ja active Granted
- 1982-08-24 NL NL8203307A patent/NL8203307A/nl not_active Application Discontinuation
- 1982-08-24 FR FR8214515A patent/FR2511689B1/fr not_active Expired
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 |