ZA964538B - Process for transitioning between incompatible polymerization catalysts. - Google Patents

Process for transitioning between incompatible polymerization catalysts.

Info

Publication number
ZA964538B
ZA964538B ZA9604538A ZA964538A ZA964538B ZA 964538 B ZA964538 B ZA 964538B ZA 9604538 A ZA9604538 A ZA 9604538A ZA 964538 A ZA964538 A ZA 964538A ZA 964538 B ZA964538 B ZA 964538B
Authority
ZA
South Africa
Prior art keywords
transitioning
polymerization catalysts
incompatible polymerization
incompatible
catalysts
Prior art date
Application number
ZA9604538A
Other languages
English (en)
Inventor
Michael Elroy Muhle
Agapios Kyriacos Agapiou
Gary Thomas Renola
Original Assignee
Exxon Chemical Patents Inc
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 Chemical Patents Inc filed Critical Exxon Chemical Patents Inc
Publication of ZA964538B publication Critical patent/ZA964538B/xx

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
    • 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
    • C08F2/00—Processes of polymerisation
    • C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
    • C08F2/42—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation using short-stopping agents
    • 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
    • C08F2410/00—Features related to the catalyst preparation, the catalyst use or to the deactivation of the catalyst
    • C08F2410/05—Transitioning, i.e. transition from one catalyst to another with use of a deactivating agent
    • 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
    • Y10S526/901—Monomer polymerized in vapor state in presence of transition metal containing catalyst
ZA9604538A 1995-06-05 1996-06-03 Process for transitioning between incompatible polymerization catalysts. ZA964538B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/461,799 US5672666A (en) 1995-06-05 1995-06-05 Process for transitioning between incompatible polymerization catalysts

Publications (1)

Publication Number Publication Date
ZA964538B true ZA964538B (en) 1997-08-21

Family

ID=23833977

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9604538A ZA964538B (en) 1995-06-05 1996-06-03 Process for transitioning between incompatible polymerization catalysts.

Country Status (15)

Country Link
US (1) US5672666A (fr)
EP (1) EP0830393B1 (fr)
JP (1) JP3177682B2 (fr)
KR (1) KR100427158B1 (fr)
CN (1) CN1145646C (fr)
AR (1) AR002335A1 (fr)
AU (1) AU700247B2 (fr)
BR (1) BR9609361A (fr)
CA (1) CA2219856C (fr)
DE (1) DE69623957T2 (fr)
EA (1) EA000403B1 (fr)
MX (1) MX9709501A (fr)
TW (1) TW353084B (fr)
WO (1) WO1996039450A1 (fr)
ZA (1) ZA964538B (fr)

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FR2772384B1 (fr) * 1997-12-16 2000-02-04 Bp Chemicals Snc Procede de demarrage d'une polymerisation d'olefine en phase gazeuse
US6258903B1 (en) 1998-12-18 2001-07-10 Univation Technologies Mixed catalyst system
WO2000058377A1 (fr) * 1999-03-31 2000-10-05 Chevron Phillips Chemical Company Lp Processus de transition entre des catalyseurs de polymerisation incompatibles
EP1242476B1 (fr) * 1999-10-22 2007-05-02 Univation Technologies LLC Procedes de mise en route de systemes a catalyseurs multiples
US6372868B1 (en) * 1999-12-07 2002-04-16 Univation Technologies, Llc Start up methods for multiple catalyst systems
DE60143099D1 (de) 2000-03-06 2010-10-28 Ineos Europe Ltd Verfahren zur Reduzierung von Belagbildung und Verklumpung während der Olefinpolymerisation
US6388027B1 (en) 2000-10-24 2002-05-14 Union Carbide Chemicals & Plastics Technology Corporation Transition strategy for the production of sticky polymers
WO2002077045A2 (fr) * 2001-03-27 2002-10-03 Union Carbide Chemicals & Plastics Technology Corporation Processus en phase gazeuse pour polymeres avec adjonction catalytique de complexe metallique de groupe 4
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
US6913056B2 (en) 2002-01-31 2005-07-05 Baxter International Inc. Apparatus and method for connecting and disconnecting flexible tubing
WO2004060931A1 (fr) * 2002-12-27 2004-07-22 Univation Technologies, Llc Processus de transition entre des catalyseurs ziegler-natta et des catalyseurs de polymerisation de site unique a base d'alumoxane
US6897269B2 (en) * 2002-12-27 2005-05-24 Univation Technologies, Llc Processes for transitioning between Ziegler-Natta and alumoxane-based single-site polymerization catalysts
US6858684B2 (en) * 2002-12-30 2005-02-22 Univation Technologies, Llc Processes for transitioning between various polymerization catalysts
BR0317831B1 (pt) * 2002-12-31 2013-07-02 processo para transiÇço de um primeiro sistema catalisador de polimerizaÇço para um segundo sistema catalisador de polimerizaÇço incompatÍvel com o primeiro sistema catalisador de polimerizaÇço em um reator de fase gasosa
US6867270B2 (en) * 2002-12-31 2005-03-15 Univation Technologies, Llc Process for transitioning between incompatible catalysts using a substantially contaminant free seedbed
US6949612B2 (en) * 2002-12-31 2005-09-27 Univation Technologies, Llc Processes for transitioning between metallocene and Ziegler-Natta polymerization catalysts
US6833416B2 (en) * 2003-03-21 2004-12-21 Univation Technologies, Llc Methods of polymerizing olefin monomers with mixed catalyst systems
US7722733B2 (en) 2004-03-29 2010-05-25 Baxter International Inc. Method for sterile connection of tubing
US7629422B2 (en) * 2004-12-21 2009-12-08 Univation Technologies, Llc Process for transitioning between Ziegler-Natta-based and chromium-based catalysts
ES2353894T3 (es) * 2004-12-21 2011-03-08 Univation Technologies, Llc Procedimiento de transición entre catalizadores a base de ziegler-natta y a base de cromo.
KR100753477B1 (ko) 2005-01-31 2007-08-31 주식회사 엘지화학 혼합 담지 메탈로센 촉매, 그 제조방법 및 이를 이용하여제조된 폴리올레핀 및 그 제조 방법
US20090216481A1 (en) * 2005-03-31 2009-08-27 Univation Technolgies, Llc Method and System for Assessing Reactor Fluidization Quality and Operability From Frequency Spectrum of Temperature Data
EP1767549A1 (fr) 2005-09-20 2007-03-28 Ineos Europe Limited Catalyseurs de polymérisation
US7981517B2 (en) * 2007-08-28 2011-07-19 Dow Global Technologies Inc. Bituminous compositions and methods of making and using same
KR101040410B1 (ko) * 2008-08-22 2011-06-09 삼성토탈 주식회사 지글러 나타 촉매계와 메탈로센 촉매계 사이의 전환 방법
KR101019888B1 (ko) * 2008-08-25 2011-03-04 삼성토탈 주식회사 지글러 나타 촉매계와 메탈로센 촉매계 사이의 전환 방법
US8207280B2 (en) * 2009-06-29 2012-06-26 Chevron Phillips Chemical Company Lp Use of hydrogen scavenging catalysts to control polymer molecular weight and hydrogen levels in a polymerization reactor
ES2582396T3 (es) * 2009-06-29 2016-09-12 Chevron Phillips Chemical Company Lp Sistemas catalíticos duales de metaloceno para disminuir el índice de fluidez y aumentar la velocidad de producción de polímero
WO2011056020A2 (fr) 2009-11-06 2011-05-12 주식회사 엘지화학 Composition de catalyseur à métallocène mixte et procédé pour préparer une polyoléfine utilisant celle-ci
ES2468615T3 (es) 2009-12-18 2014-06-16 Total Research & Technology Feluy Procedimiento para mejorar la reacción de polimerizaci�n de etileno
EP2383298A1 (fr) † 2010-04-30 2011-11-02 Ineos Europe Limited Procédé de polymérisation
CN103998474B (zh) * 2011-12-28 2016-07-06 英尼奥斯欧洲股份公司 聚合方法
HUE048996T2 (hu) * 2014-04-28 2020-08-28 Basell Polyolefine Gmbh Eljárások zagyfázisú polimerizációs eljárásba történõ alumínium-alkil betáplálás szabályozására
EP3149061B1 (fr) 2014-05-27 2019-03-13 SABIC Global Technologies B.V. Procédé de transition entre des catalyseurs incompatibles
KR102554874B1 (ko) 2014-12-22 2023-07-12 사빅 글로벌 테크놀러지스 비.브이. 비융화성 촉매 간의 전환 방법
KR20170109548A (ko) * 2014-12-22 2017-09-29 사빅 글로벌 테크놀러지스 비.브이. 비융화성 촉매 간의 전환 방법
WO2016151098A1 (fr) 2015-03-24 2016-09-29 Sabic Global Technologies B.V. Procédé de transition entre des catalyseurs incompatibles
EP3394111B1 (fr) 2015-12-22 2019-08-28 SABIC Global Technologies B.V. Procede de transition entre des catalyseurs incompatibles
KR101758572B1 (ko) 2016-09-29 2017-07-14 롯데케미칼 주식회사 비혼화성 중합 촉매계 사이의 전환 방법
US11046793B2 (en) * 2018-02-22 2021-06-29 Exxonmobil Chemical Patents Inc. Silica quenching agents for use in polymerization process
CN113667041B (zh) * 2020-05-14 2023-06-16 中国石油化工股份有限公司 一种聚烯烃催化剂体系切换的处理方法
CN114426590A (zh) * 2020-09-28 2022-05-03 中国石油化工股份有限公司 一种茂金属催化剂与Ziegler-Natta催化剂的在线切换方法

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US4433122A (en) * 1982-05-03 1984-02-21 Monsanto Company Stopping/restarting free radical polymerizations
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
JPS5981308A (ja) * 1982-09-30 1984-05-11 ユニオン・カ−バイド・コ−ポレ−シヨン チ−グラ−型触媒による触媒重合反応のクロム基材触媒による触媒重合反応への直接転換
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US5442019A (en) * 1994-03-25 1995-08-15 Exxon Chemical Company Process for transitioning between incompatible polymerization catalysts

Also Published As

Publication number Publication date
DE69623957D1 (de) 2002-10-31
DE69623957T2 (de) 2003-01-23
EP0830393A1 (fr) 1998-03-25
KR100427158B1 (ko) 2004-06-16
AR002335A1 (es) 1998-03-11
KR19990022334A (ko) 1999-03-25
EP0830393B1 (fr) 2002-09-25
EA000403B1 (ru) 1999-06-24
CA2219856A1 (fr) 1996-12-12
TW353084B (en) 1999-02-21
MX9709501A (es) 1998-04-30
JPH11504972A (ja) 1999-05-11
WO1996039450A1 (fr) 1996-12-12
US5672666A (en) 1997-09-30
AU700247B2 (en) 1998-12-24
BR9609361A (pt) 1999-05-18
JP3177682B2 (ja) 2001-06-18
CA2219856C (fr) 2006-10-31
AU5952196A (en) 1996-12-24
CN1187207A (zh) 1998-07-08
CN1145646C (zh) 2004-04-14
EA199800005A1 (ru) 1998-08-27

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