ES2173423T3 - Un metodo de transicion entre catalizadores en polimerizaciones de olefinas. - Google Patents
Un metodo de transicion entre catalizadores en polimerizaciones de olefinas.Info
- Publication number
- ES2173423T3 ES2173423T3 ES97907492T ES97907492T ES2173423T3 ES 2173423 T3 ES2173423 T3 ES 2173423T3 ES 97907492 T ES97907492 T ES 97907492T ES 97907492 T ES97907492 T ES 97907492T ES 2173423 T3 ES2173423 T3 ES 2173423T3
- Authority
- ES
- Spain
- Prior art keywords
- catalyst
- catalysts
- transition method
- olefin polymerizations
- olefin
- 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 - Lifetime
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
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S526/943—Polymerization with metallocene catalysts
Abstract
UN METODO PARA LA TRANSICION ENTRE DOS CATALIZADORES DIFERENTES EN POLIMERIZACIONES DE OLEFINAS, UN PRIMER CATALIZADOR Y UN SEGUNDO CATALIZADOR, QUE COMPRENDE LOS PASOS DE: DISCONTINUACION DEL LECHO DEL PRIMER CATALIZADOR EN EL REACTOR DE POLIMERIZACION Y LA INTRODUCCION DEL SEGUNDO CATALIZADOR EN EL REACTOR; EN EL QUE LA TRANSICION SE REALIZA ENTRE UN CATALIZADOR BASADO EN CROMO Y UN CATALIZADOR DE METALOCENO.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO960898A NO301331B1 (no) | 1996-03-05 | 1996-03-05 | Fremgangsmåte for skifting av katalysator ved suspensjonspolymerisasjon av olefiner |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2173423T3 true ES2173423T3 (es) | 2002-10-16 |
Family
ID=19899116
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES97907492T Expired - Lifetime ES2173423T3 (es) | 1996-03-05 | 1997-03-05 | Un metodo de transicion entre catalizadores en polimerizaciones de olefinas. |
ES01123319T Expired - Lifetime ES2237518T3 (es) | 1996-03-05 | 1997-03-05 | Un metodo de transiciones de catalizador en polimerizaciones de olefinas. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES01123319T Expired - Lifetime ES2237518T3 (es) | 1996-03-05 | 1997-03-05 | Un metodo de transiciones de catalizador en polimerizaciones de olefinas. |
Country Status (9)
Country | Link |
---|---|
US (1) | US6284849B1 (es) |
EP (2) | EP0885247B1 (es) |
CN (1) | CN1131244C (es) |
AT (2) | ATE217890T1 (es) |
AU (1) | AU1948497A (es) |
DE (2) | DE69732501T2 (es) |
ES (2) | ES2173423T3 (es) |
NO (1) | NO301331B1 (es) |
WO (1) | WO1997032905A1 (es) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1041096A1 (en) * | 1999-03-29 | 2000-10-04 | Fina Research S.A. | Polymerisation of ethylene |
WO2000058377A1 (en) * | 1999-03-31 | 2000-10-05 | Chevron Phillips Chemical Company Lp | Process for changing between incompatible polymerization catalysts |
GB0008770D0 (en) * | 2000-04-10 | 2000-05-31 | Bp Chem Int Ltd | Polymerisation process |
US6388027B1 (en) | 2000-10-24 | 2002-05-14 | Union Carbide Chemicals & Plastics Technology Corporation | Transition strategy for the production of sticky polymers |
WO2003016362A1 (en) * | 2001-08-17 | 2003-02-27 | Dow Global Technologies Inc. | Ethylene polymerization process |
US6916892B2 (en) * | 2001-12-03 | 2005-07-12 | Fina Technology, Inc. | Method for transitioning between Ziegler-Natta and metallocene catalysts in a bulk loop reactor for the production of polypropylene |
US6858684B2 (en) * | 2002-12-30 | 2005-02-22 | Univation Technologies, Llc | Processes for transitioning between various polymerization catalysts |
CN1302015C (zh) * | 2002-12-30 | 2007-02-28 | 尤尼威蒂恩技术有限责任公司 | 用于在不同聚合催化剂之间转变的方法 |
US6833417B2 (en) * | 2002-12-31 | 2004-12-21 | Univation Technologies, Llc | Processes for transitioning between chrome-based and mixed polymerization catalysts |
CA2512225A1 (en) * | 2002-12-31 | 2004-07-22 | Exxonmobil Chemical Patents Inc. | Method for transitioning from a catalyst to an incompatible catalyst in a gas-phase reactor |
US6949612B2 (en) * | 2002-12-31 | 2005-09-27 | Univation Technologies, Llc | Processes for transitioning between metallocene and Ziegler-Natta polymerization catalysts |
CN100480277C (zh) * | 2002-12-31 | 2009-04-22 | 尤尼威蒂恩技术有限责任公司 | 用于在铬型和混合聚合催化剂之间转变的方法 |
US6841630B2 (en) * | 2002-12-31 | 2005-01-11 | Univation Technologies, Llc | Processes for transitioning between chrome-based and mixed polymerization catalysts |
CN100500698C (zh) * | 2003-03-21 | 2009-06-17 | 尤尼威蒂恩技术有限责任公司 | 用混合催化剂体系聚合烯烃单体的方法 |
US6833416B2 (en) * | 2003-03-21 | 2004-12-21 | Univation Technologies, Llc | Methods of polymerizing olefin monomers with mixed catalyst systems |
US7629422B2 (en) * | 2004-12-21 | 2009-12-08 | Univation Technologies, Llc | Process for transitioning between Ziegler-Natta-based and chromium-based catalysts |
EP1767549A1 (en) | 2005-09-20 | 2007-03-28 | Ineos Europe Limited | Polymerisation catalysts |
CA2529920C (en) * | 2005-12-13 | 2013-08-20 | Nova Chemicals Corporation | On the fly catalyst transitions |
RU2501813C2 (ru) | 2008-07-23 | 2013-12-20 | Базелль Полиолефине Гмбх | Способ перехода между несовместимыми системами катализаторов полимеризации олефинов |
EP2367855B1 (en) * | 2008-12-23 | 2012-09-05 | Basell Polyolefine GmbH | Method for transitioning between incompatible olefin polymerization catalyst systems |
MX2012006793A (es) | 2009-12-18 | 2012-10-05 | Total Petrochemicals Res Feluy | Metodos para remplazar catalizadores de polimerizacion de etileno imcompatibles. |
EP2513160B1 (en) | 2009-12-18 | 2014-03-12 | Total Research & Technology Feluy | Method for improving ethylene polymerization reaction |
DK2387590T3 (da) * | 2009-12-18 | 2013-05-06 | Total Res & Technology Feluy | Fremgangsmåde til erstatning af kompatible ethylenpolymeriseringskatalysatorer |
EP2383298A1 (en) * | 2010-04-30 | 2011-11-02 | Ineos Europe Limited | Polymerization process |
EP2383301A1 (en) | 2010-04-30 | 2011-11-02 | Ineos Europe Limited | Polymerization process |
EA023740B1 (ru) * | 2010-07-30 | 2016-07-29 | Тотал Рисерч Энд Текнолоджи Фелюй | Способ получения полиэтилена |
CA2713042C (en) * | 2010-08-11 | 2017-10-24 | Nova Chemicals Corporation | Method of controlling polymer architecture |
EP2807196B1 (en) * | 2012-01-24 | 2017-12-27 | Total Research & Technology Feluy | Method for processing polyethylene |
US9979531B2 (en) | 2013-01-03 | 2018-05-22 | Google Technology Holdings LLC | Method and apparatus for tuning a communication device for multi band operation |
US10229697B2 (en) | 2013-03-12 | 2019-03-12 | Google Technology Holdings LLC | Apparatus and method for beamforming to obtain voice and noise signals |
CN107207650B (zh) | 2014-12-22 | 2020-09-15 | Sabic环球技术有限责任公司 | 不相容催化剂之间的转换方法 |
US10494454B2 (en) * | 2015-03-24 | 2019-12-03 | Sabic Global Technologies B.V. | Process for transitioning between incompatible catalysts |
CA2983271C (en) | 2015-04-24 | 2024-02-13 | Univation Technologies, Llc | Methods for operating a polymerization reactor |
CN114621369B (zh) * | 2020-12-10 | 2023-11-28 | 中国石油天然气股份有限公司 | 乙烯气相聚合牌号切换剂及其制备方法 |
CN114621370B (zh) * | 2020-12-10 | 2023-11-28 | 中国石油天然气股份有限公司 | 一种气相法聚乙烯钛系向铬系催化剂在线快速切换方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4460755A (en) * | 1982-09-30 | 1984-07-17 | Union Carbide Corporation | Direct conversion of a polymerization reaction catalyzed by a Ziegler-type catalyst into one catalyzed by a chromium-based catalyst |
DE3244271A1 (de) * | 1982-11-30 | 1984-05-30 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von polymerisaten des ethylens |
DE3703038A1 (de) * | 1987-02-03 | 1988-08-11 | Bayer Ag | Verzweigte niederdruckpolyolefine und verfahren zu ihrer herstellung |
TW206240B (es) * | 1990-02-13 | 1993-05-21 | Mitsui Petroleum Chemicals Ind | |
FR2665704B1 (fr) * | 1990-08-07 | 1994-04-08 | Bp Chemicals Snc | Procede pour arreter une reaction de (co-)polymerisation effectuee a l'aide d'un catalyseur a base d'oxyde de chrome. |
GB9103527D0 (en) | 1991-02-20 | 1991-04-10 | Exxon Chemical Patents Inc | Hp catalyst killer |
DE4130354A1 (de) | 1991-09-12 | 1993-03-18 | Basf Ag | Verfahren zur herstellung von ziegler-natta-katalysatorsystemen |
DE4206367A1 (de) | 1992-02-29 | 1993-09-02 | Basf Ag | Verfahren zur herstellung von propylen-ethylen-copolymerisaten |
EP0604993B1 (en) | 1992-12-29 | 1998-08-05 | Nippon Petrochemicals Co., Ltd. | Method for operating reactor for polymerizing olefins |
US5442019A (en) * | 1994-03-25 | 1995-08-15 | Exxon Chemical Company | Process for transitioning between incompatible polymerization catalysts |
KR100359370B1 (ko) * | 1995-02-07 | 2003-02-11 | 미쓰이 가가쿠 가부시키가이샤 | 올레핀중합체의제조방법 |
US5672666A (en) * | 1995-06-05 | 1997-09-30 | Exxon Chemical Patents Inc. | Process for transitioning between incompatible polymerization catalysts |
-
1996
- 1996-03-05 NO NO960898A patent/NO301331B1/no unknown
-
1997
- 1997-03-05 ES ES97907492T patent/ES2173423T3/es not_active Expired - Lifetime
- 1997-03-05 DE DE69732501T patent/DE69732501T2/de not_active Expired - Fee Related
- 1997-03-05 AU AU19484/97A patent/AU1948497A/en not_active Abandoned
- 1997-03-05 CN CN97192774A patent/CN1131244C/zh not_active Expired - Fee Related
- 1997-03-05 AT AT97907492T patent/ATE217890T1/de not_active IP Right Cessation
- 1997-03-05 DE DE69712740T patent/DE69712740T2/de not_active Expired - Fee Related
- 1997-03-05 WO PCT/NO1997/000065 patent/WO1997032905A1/en active IP Right Grant
- 1997-03-05 AT AT01123319T patent/ATE288929T1/de not_active IP Right Cessation
- 1997-03-05 ES ES01123319T patent/ES2237518T3/es not_active Expired - Lifetime
- 1997-03-05 EP EP97907492A patent/EP0885247B1/en not_active Expired - Lifetime
- 1997-03-05 EP EP01123319A patent/EP1182216B1/en not_active Expired - Lifetime
- 1997-03-05 US US09/142,402 patent/US6284849B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
AU1948497A (en) | 1997-09-22 |
DE69712740T2 (de) | 2002-09-05 |
NO960898D0 (no) | 1996-03-05 |
EP0885247B1 (en) | 2002-05-22 |
CN1212709A (zh) | 1999-03-31 |
ES2237518T3 (es) | 2005-08-01 |
NO301331B1 (no) | 1997-10-13 |
CN1131244C (zh) | 2003-12-17 |
EP1182216B1 (en) | 2005-02-09 |
US6284849B1 (en) | 2001-09-04 |
NO960898L (no) | 1997-09-08 |
WO1997032905A1 (en) | 1997-09-12 |
DE69712740D1 (de) | 2002-06-27 |
EP0885247A1 (en) | 1998-12-23 |
EP1182216A3 (en) | 2002-08-14 |
ATE288929T1 (de) | 2005-02-15 |
DE69732501D1 (de) | 2005-03-17 |
DE69732501T2 (de) | 2006-01-26 |
ATE217890T1 (de) | 2002-06-15 |
EP1182216A2 (en) | 2002-02-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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