MX9709501A - Proceso para transicionar entre catalizadores de polimerizacion incompatibles. - Google Patents

Proceso para transicionar entre catalizadores de polimerizacion incompatibles.

Info

Publication number
MX9709501A
MX9709501A MX9709501A MX9709501A MX9709501A MX 9709501 A MX9709501 A MX 9709501A MX 9709501 A MX9709501 A MX 9709501A MX 9709501 A MX9709501 A MX 9709501A MX 9709501 A MX9709501 A MX 9709501A
Authority
MX
Mexico
Prior art keywords
transitioning
polymerization catalysts
incompatible
incompatible polymerization
relates
Prior art date
Application number
MX9709501A
Other languages
English (en)
Other versions
MXPA97009501A (es
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 MXPA97009501A publication Critical patent/MXPA97009501A/es
Publication of MX9709501A publication Critical patent/MX9709501A/es

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Polymerisation Methods In General (AREA)

Abstract

Esta invencion se refiere a un proceso para transicionar entre sistemas catalizadores de polimerizacion que son incompatibles entre sí. Particularmente, la invencion se refiere a un proceso para transicionar de una reaccion de polimerizacion de olefinas que utiliza un sistema catalizador Ziegler-Natta tradicional a una reaccion de polimerizacion de olefinas que utiliza un sistema catalizador de metaloceno.
MX9709501A 1995-06-05 1996-05-30 Proceso para transicionar entre catalizadores de polimerizacion incompatibles. MX9709501A (es)

Applications Claiming Priority (3)

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
US08461799 1995-06-05
PCT/US1996/007974 WO1996039450A1 (en) 1995-06-05 1996-05-30 Process for transitioning between incompatible polymerization catalysts

Publications (2)

Publication Number Publication Date
MXPA97009501A MXPA97009501A (es) 1998-04-01
MX9709501A true MX9709501A (es) 1998-04-30

Family

ID=23833977

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9709501A MX9709501A (es) 1995-06-05 1996-05-30 Proceso para transicionar entre catalizadores de polimerizacion incompatibles.

Country Status (15)

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

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO301331B1 (no) * 1996-03-05 1997-10-13 Borealis As Fremgangsmåte for skifting av katalysator ved suspensjonspolymerisasjon av olefiner
FR2772384B1 (fr) * 1997-12-16 2000-02-04 Bp Chemicals Snc Procede de demarrage d'une polymerisation d'olefine en phase gazeuse
FR2772383B1 (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
AU4019500A (en) * 1999-03-31 2000-10-16 Chevron Phillips Chemical Company Lp Process for changing between incompatible polymerization catalysts
AR023992A1 (es) * 1999-10-22 2002-09-04 Univation Tech Llc Metodos para introducir catalizadores multiples en un reactor en fase de gas o de suspension y un metodo para controlar un producto de polimerizacion producido usando dos o mas catalizadores
US6372868B1 (en) * 1999-12-07 2002-04-16 Univation Technologies, Llc Start up methods for multiple catalyst systems
JP5568701B2 (ja) * 2000-03-06 2014-08-13 イネオス ユーロープ リミテッド オレフィン重合の際のシートおよび凝集体の減少方法
US6388027B1 (en) 2000-10-24 2002-05-14 Union Carbide Chemicals & Plastics Technology Corporation Transition strategy for the production of sticky polymers
US20040087743A1 (en) * 2001-03-27 2004-05-06 Xinlai Bai Gas phase process for polymers with group 4 metal complex catalyst addition
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
US7275543B2 (en) 2002-09-20 2007-10-02 Baxter International Inc. Coupler member for joining dissimilar materials
US6897269B2 (en) * 2002-12-27 2005-05-24 Univation Technologies, Llc Processes for transitioning between Ziegler-Natta and alumoxane-based single-site polymerization catalysts
EP1576016A4 (en) * 2002-12-27 2006-02-08 Univation Tech Llc METHOD OF TRANSITIONING INTERMEDIATE POLYMERIZATION CATALYSTS AND SINGLE-SITE POLYMERIZATION CATALYSTS IN ALUMOXAN BASE
US6858684B2 (en) * 2002-12-30 2005-02-22 Univation Technologies, Llc Processes for transitioning between various polymerization catalysts
US6949612B2 (en) * 2002-12-31 2005-09-27 Univation Technologies, Llc Processes for transitioning between metallocene and Ziegler-Natta polymerization catalysts
US6867270B2 (en) * 2002-12-31 2005-03-15 Univation Technologies, Llc Process for transitioning between incompatible catalysts using a substantially contaminant free seedbed
EP1578813B1 (en) * 2002-12-31 2006-11-29 Univation Technologies, LLC Method for transitioning from a catalyst to an incompatible catalyst in a gas-phase reactor
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
CN101137433A (zh) * 2005-03-31 2008-03-05 尤尼威蒂恩技术有限责任公司 由温度数据的频谱评价反应器流化质量和可操作性的方法和系统
EP1767549A1 (en) 2005-09-20 2007-03-28 Ineos Europe Limited Polymerisation catalysts
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
MX2012000254A (es) 2009-06-29 2012-01-25 Chevron Philips Chemical Company Lp El uso de catalizadores de depuracion de hidrogeno para controlar niveles de hidrogeno y peso molecular de polimero en un reactor de polimerizacion.
KR101741855B1 (ko) 2009-06-29 2017-05-30 셰브론 필립스 케미컬 컴퍼니 엘피 용융지수 감소 및 중합체 생성률 증가를 위한 이중 메탈로센 촉매시스템
US8716414B2 (en) 2009-11-06 2014-05-06 Lg Chem, Ltd. Mixed metallocene catalyst composition and method for preparing polyolefin using the same
KR101442364B1 (ko) 2009-12-18 2014-09-17 토탈 리서치 앤드 테크놀로지 펠루이 에틸렌 중합 반응을 개선하는 방법
EP2383298A1 (en) † 2010-04-30 2011-11-02 Ineos Europe Limited Polymerization process
US9376517B2 (en) * 2011-12-28 2016-06-28 Ineos Europe Ag Polymerisation process
US9896520B2 (en) * 2014-04-28 2018-02-20 Basell Polyolefine Gmbh Methods for controlling aluminum alkyl feed to a slurry polymerization process
CN106459283B (zh) 2014-05-27 2019-05-31 Sabic环球技术有限责任公司 在不相容的催化剂之间转变的方法
CN107207649B (zh) 2014-12-22 2020-06-23 Sabic环球技术有限责任公司 不相容催化剂之间的转换方法
BR112017013299A2 (pt) * 2014-12-22 2018-01-02 Sabic Global Technologies Bv processo de transição entre catalisadores incompatíveis
EP3274374B1 (en) 2015-03-24 2018-10-24 SABIC Global Technologies B.V. Process for transitioning between incompatible catalysts
CN108699168B (zh) 2015-12-22 2021-04-27 Sabic环球技术有限责任公司 用于不相容催化剂之间转换的方法
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
EP4341304A1 (en) * 2021-05-18 2024-03-27 Basell Polyolefine GmbH Process for preparing an olefin polymer comprising withdrawing a gaseous sample for analyzing
WO2025078081A1 (en) 2023-10-09 2025-04-17 Sabic Global Technologies B.V. Process for transitioning between incompatible catalysts

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4433122A (en) * 1982-05-03 1984-02-21 Monsanto Company Stopping/restarting free radical polymerizations
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
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
DE4241530C2 (de) * 1992-12-10 1999-03-25 Buna Sow Leuna Olefinverb Gmbh Verfahren zur Herstellung von Polyethylen hoher Dichte
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
JPH11504972A (ja) 1999-05-11
JP3177682B2 (ja) 2001-06-18
US5672666A (en) 1997-09-30
EP0830393B1 (en) 2002-09-25
DE69623957T2 (de) 2003-01-23
CA2219856C (en) 2006-10-31
EA199800005A1 (ru) 1998-08-27
CN1187207A (zh) 1998-07-08
WO1996039450A1 (en) 1996-12-12
BR9609361A (pt) 1999-05-18
TW353084B (en) 1999-02-21
DE69623957D1 (de) 2002-10-31
AR002335A1 (es) 1998-03-11
EP0830393A1 (en) 1998-03-25
AU700247B2 (en) 1998-12-24
KR100427158B1 (ko) 2004-06-16
ZA964538B (en) 1997-08-21
CA2219856A1 (en) 1996-12-12
EA000403B1 (ru) 1999-06-24
CN1145646C (zh) 2004-04-14
KR19990022334A (ko) 1999-03-25
AU5952196A (en) 1996-12-24

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