BR9402553A - Processo para controlar de forma reversível a atividade de uma reação de polimerização de olefina; processo para finalizar de forma reversível uma reação de polimerização de olefina; processo para finalizar e reiniciar uma reação de polimerização de olefina - Google Patents
Processo para controlar de forma reversível a atividade de uma reação de polimerização de olefina; processo para finalizar de forma reversível uma reação de polimerização de olefina; processo para finalizar e reiniciar uma reação de polimerização de olefinaInfo
- Publication number
- BR9402553A BR9402553A BR9402553A BR9402553A BR9402553A BR 9402553 A BR9402553 A BR 9402553A BR 9402553 A BR9402553 A BR 9402553A BR 9402553 A BR9402553 A BR 9402553A BR 9402553 A BR9402553 A BR 9402553A
- Authority
- BR
- Brazil
- Prior art keywords
- polymerization reaction
- olefin polymerization
- reversibly
- finalize
- restart
- Prior art date
Links
- 150000001336 alkenes Chemical class 0.000 title 3
- 238000000034 method Methods 0.000 title 3
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 title 3
- 238000006116 polymerization reaction Methods 0.000 title 3
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
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
-
- 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
-
- 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
- C08F4/00—Polymerisation catalysts
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
- C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
- C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
- C08F4/65912—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an organoaluminium compound
-
- 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
- C08F4/00—Polymerisation catalysts
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
- C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
- C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
- C08F4/6592—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
- C08F4/65922—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US8391293A | 1993-06-28 | 1993-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9402553A true BR9402553A (pt) | 1995-03-28 |
Family
ID=22181470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9402553A BR9402553A (pt) | 1993-06-28 | 1994-06-27 | Processo para controlar de forma reversível a atividade de uma reação de polimerização de olefina; processo para finalizar de forma reversível uma reação de polimerização de olefina; processo para finalizar e reiniciar uma reação de polimerização de olefina |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0630910A1 (pt) |
| JP (1) | JPH0725925A (pt) |
| AU (1) | AU6596694A (pt) |
| BR (1) | BR9402553A (pt) |
| CA (1) | CA2126796A1 (pt) |
Families Citing this family (48)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5733988A (en) * | 1994-06-29 | 1998-03-31 | Union Carbide Chemicals & Plastics Technology Corporation | Process for reducing polymer build-up in recycle lines and heat exchangers during polymerizations employing butadiene, isoprene, and/or styrene |
| FR2729393B1 (fr) * | 1995-01-18 | 1997-03-21 | Bp Chemicals Snc | Procede de polymerisation d'olefine |
| TW338046B (en) * | 1995-06-29 | 1998-08-11 | Ciba Sc Holding Ag | Process for the preparation of stabilized olefin polymers |
| DE19621838A1 (de) * | 1996-05-31 | 1997-12-04 | Basf Ag | Verfahren zur Herstellung von Polymerisaten von C¶2¶- bis C¶1¶¶2¶-Alkenen unter Zusatz eines Reaktionsverzögerers |
| CZ170897A3 (en) * | 1996-06-06 | 1997-12-17 | Union Carbide Chem Plastic | Control of static charge in the course of polymerization process during which metallocene catalyst is used |
| EP0952990A1 (en) * | 1997-01-13 | 1999-11-03 | Eastman Chemical Company | Temporary idling of a polymerization reaction |
| US6369174B1 (en) | 1999-09-09 | 2002-04-09 | Univation Technologies, Llc | Catalyst modifier and its use in the polymerization of olefin(s) |
| BR9913341A (pt) * | 1998-12-17 | 2001-10-16 | Univation Tech Llc | Modificadores de catalisador e seu uso na polimerização de olefina(s) |
| RU2236417C2 (ru) * | 1998-12-17 | 2004-09-20 | Юнивейшн Технолоджиз Ллс | Модификатор катализатора и его применение при полимеризации олефинов |
| US6346584B1 (en) | 1999-09-09 | 2002-02-12 | Univation Technologies, Llc | Catalyst modifiers and their use in the polymerization of olefins(s) |
| US6281320B1 (en) | 1999-02-04 | 2001-08-28 | Union Carbide Chemicals & Plastics Technology Corporation | Use of chelatable phenols with metallocene- aluminoxane catalyst systems |
| US6288181B1 (en) * | 1999-03-30 | 2001-09-11 | Eastman Chemical Company | Process for producing polyolefins |
| US6313236B1 (en) | 1999-03-30 | 2001-11-06 | Eastman Chemical Company | Process for producing polyolefins |
| US6417299B1 (en) | 1999-06-07 | 2002-07-09 | Eastman Chemical Company | Process for producing ethylene/olefin interpolymers |
| US6417298B1 (en) | 1999-06-07 | 2002-07-09 | Eastman Chemical Company | Process for producing ethylene/olefin interpolymers |
| US6417301B1 (en) | 1999-06-07 | 2002-07-09 | Eastman Chemical Company | Process for producing ethylene/olefin interpolymers |
| DE69928969T2 (de) * | 1999-06-25 | 2006-06-14 | Eastman Chem Co | Verfahren für die polymerisation von olefinen; polyolefine, und filme und daraus hergestellte gegenstaende |
| US6187879B1 (en) * | 1999-08-31 | 2001-02-13 | Eastman Chemical Company | Process for producing polyolefins |
| CA2394533A1 (en) | 1999-12-15 | 2001-06-21 | Univation Technologies, Llc | Polymerization process |
| US6713573B2 (en) | 2000-11-30 | 2004-03-30 | Univation Technologies, Llc | Catalyst modifiers and their use in the polymerization of olefin(s) |
| JP2002249511A (ja) * | 2001-02-22 | 2002-09-06 | Sumitomo Chem Co Ltd | オレフィン（共）重合体の製造方法 |
| US6998449B2 (en) | 2001-09-14 | 2006-02-14 | Bp Corporation North America | Latent metallocene catalyst systems for olefin polymerization |
| US6803339B2 (en) * | 2001-09-14 | 2004-10-12 | Bp Corporation North America Inc. | Latent metallocene catalyst systems for olefin polymerization |
| GB0220681D0 (en) | 2002-09-05 | 2002-10-16 | Borealis Tech Oy | Process |
| EP1668046B8 (en) | 2003-09-23 | 2021-04-21 | W.R. Grace & CO. - CONN. | Self limiting catalyst composition and propylene polymerization process |
| US6828395B1 (en) | 2003-10-15 | 2004-12-07 | Univation Technologies, Llc | Polymerization process and control of polymer composition properties |
| US7238756B2 (en) | 2003-10-15 | 2007-07-03 | Univation Technologies, Llc | Polymerization process and control of polymer composition properties |
| WO2007076398A2 (en) * | 2005-12-21 | 2007-07-05 | Albemarle Corporation | Catalyst activators, processes for making same, and use thereof in catalysts and polymerization of olefins |
| EP1840141A1 (en) | 2006-03-31 | 2007-10-03 | Total Petrochemicals Research Feluy | Process to kill a catalysed olefin polymerization |
| US8580902B2 (en) | 2008-08-01 | 2013-11-12 | Exxonmobil Chemical Patents Inc. | Catalyst system, process for olefin polymerization, and polymer compositions produced therefrom |
| US7799879B2 (en) | 2008-08-01 | 2010-09-21 | Exxonmobil Chemical Patents Inc. | Catalyst system and process for olefin polymerization |
| CN103951769A (zh) | 2008-08-01 | 2014-07-30 | 埃克森美孚化学专利公司 | 催化剂体系和用于烯烃聚合的方法 |
| KR101442364B1 (ko) | 2009-12-18 | 2014-09-17 | 토탈 리서치 앤드 테크놀로지 펠루이 | 에틸렌 중합 반응을 개선하는 방법 |
| CA2739969C (en) | 2011-05-11 | 2018-08-21 | Nova Chemicals Corporation | Improving reactor operability in a gas phase polymerization process |
| US9127106B2 (en) | 2011-06-09 | 2015-09-08 | Nova Chemicals (International) S.A. | Modified phosphinimine catalysts for olefin polymerization |
| US9221935B2 (en) | 2011-06-09 | 2015-12-29 | Nova Chemicals (International) S.A. | Modified phosphinimine catalysts for olefin polymerization |
| US9127094B2 (en) | 2011-06-09 | 2015-09-08 | Nova Chemicals (International) S.A. | Modified phosphinimine catalysts for olefin polymerization |
| US9243092B2 (en) | 2011-06-09 | 2016-01-26 | Nova Chemicals (International) S.A. | Modified phosphinimine catalysts for olefin polymerization |
| US9315591B2 (en) | 2011-06-09 | 2016-04-19 | Nova Chemicals (International) S.A. | Modified phosphinimine catalysts for olefin polymerization |
| CA2742461C (en) | 2011-06-09 | 2018-06-12 | Nova Chemicals Corporation | Modified phosphinimine catalysts for olefin polymerization |
| US9321859B2 (en) | 2011-06-09 | 2016-04-26 | Nova Chemicals (International) S.A. | Modified phosphinimine catalysts for olefin polymerization |
| CA2742454C (en) | 2011-06-09 | 2018-06-12 | Nova Chemicals Corporation | Methods for controlling ethylene copolymer properties |
| EP2760895A4 (en) | 2011-09-30 | 2015-07-22 | Exxonmobil Chem Patents Inc | DYNAMIC MODULATION OF METALLOCENE CATALYSTS |
| US9266910B2 (en) | 2013-10-29 | 2016-02-23 | Exxonmobil Chemical Patents Inc. | Asymmetric polypropylene catalysts |
| TW201800424A (zh) | 2016-02-18 | 2018-01-01 | 努發化工（國際）公司 | 溶液聚合法 |
| KR102301007B1 (ko) * | 2016-06-23 | 2021-09-10 | 보레알리스 아게 | 촉매 비활성화 방법 |
| JP2022159145A (ja) * | 2021-03-31 | 2022-10-17 | 三井化学株式会社 | オレフィン重合体の製造方法 |
| WO2023150480A1 (en) | 2022-02-07 | 2023-08-10 | Exxonmobil Chemical Patents Inc. | C1 symmetric 5-ome-6-alkyl substituted metallocenes |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4130352A1 (de) * | 1991-09-12 | 1993-03-18 | Basf Ag | Des- und reaktivierte metallocenkatalysatorsysteme |
-
1994
- 1994-06-27 BR BR9402553A patent/BR9402553A/pt not_active Application Discontinuation
- 1994-06-27 EP EP94304654A patent/EP0630910A1/en not_active Withdrawn
- 1994-06-27 CA CA 2126796 patent/CA2126796A1/en not_active Abandoned
- 1994-06-27 AU AU65966/94A patent/AU6596694A/en not_active Abandoned
- 1994-06-28 JP JP16752194A patent/JPH0725925A/ja not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP0630910A1 (en) | 1994-12-28 |
| JPH0725925A (ja) | 1995-01-27 |
| CA2126796A1 (en) | 1994-12-29 |
| AU6596694A (en) | 1995-01-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FA10 | Dismissal: dismissal - article 33 of industrial property law | ||
| HKFN | Application deemed withdrawn (deleted) | ||
| FA7 | Application deemed withdrawn (art. 18 par. 1 of law 5772/71) - being contrary to morals, good customs and public security, order and health |