MY103526A - Process for producing stereoregular polymers having a narrow molecular weight distribution - Google Patents

Process for producing stereoregular polymers having a narrow molecular weight distribution

Info

Publication number
MY103526A
MY103526A MYPI88000520A MYPI19880520A MY103526A MY 103526 A MY103526 A MY 103526A MY PI88000520 A MYPI88000520 A MY PI88000520A MY PI19880520 A MYPI19880520 A MY PI19880520A MY 103526 A MY103526 A MY 103526A
Authority
MY
Malaysia
Prior art keywords
molecular weight
weight distribution
stereoregular polymers
excess
carbon atoms
Prior art date
Application number
MYPI88000520A
Other languages
English (en)
Inventor
Converse Brady 111 Robert
Noshay Allen
Tai Liu Han
Gregory Stakem Francis
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Publication of MY103526A publication Critical patent/MY103526A/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00Polymerisation catalysts
    • C08F4/42Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44Metals; 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
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/901Monomer 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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polyamides (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Polymerisation Methods In General (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Graft Or Block Polymers (AREA)
MYPI88000520A 1987-05-19 1988-05-16 Process for producing stereoregular polymers having a narrow molecular weight distribution MY103526A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/051,853 US5093415A (en) 1987-05-19 1987-05-19 Process for producing stereoregular polymers having a narrow molecular weight distribution

Publications (1)

Publication Number Publication Date
MY103526A true MY103526A (en) 1993-07-31

Family

ID=21973766

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI88000520A MY103526A (en) 1987-05-19 1988-05-16 Process for producing stereoregular polymers having a narrow molecular weight distribution

Country Status (20)

Country Link
US (1) US5093415A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0291958B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPH0725836B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR930008452B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) ATE88193T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU603444B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR8802429A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1302640C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CZ (1) CZ281856B6 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DD (1) DD274230A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3880193T2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES2039504T3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FI (1) FI92837C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GR (1) GR3008144T3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IN (1) IN171145B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
MY (1) MY103526A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NO (1) NO173142C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NZ (1) NZ224679A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SK (1) SK339588A3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ZA (1) ZA883535B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (150)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0322798B1 (en) * 1987-12-26 1994-03-02 Toho Titanium Co. Ltd. A solid catalyst component for the polymerization of olefins and an olefin polymerization catalyst
CN1038284A (zh) * 1988-04-29 1989-12-27 联合碳化公司 高纯度α-烯烃聚合物的制备方法
ATE70071T1 (de) * 1988-05-12 1991-12-15 Union Carbide Corp Verfahren zur herstellung statistischer copolymere.
KR900004776A (ko) * 1988-09-26 1990-04-13 티모시 엔.비숍 α-올레핀 중합체의 제법
BR9005444A (pt) * 1989-10-31 1991-09-17 Union Carbide Chem Plastic Processo para a preparacao de copolimeros aleatorios
FI905363A7 (fi) * 1989-10-31 1991-05-01 Union Carbide Chemical & Plastics Menetelmä satunnaiskopolymeerien valmistamiseksi
DE4030379A1 (de) * 1990-09-26 1992-04-02 Basf Ag Polymerwachse des propylens mit hoher haerte und kristallinitaet
US5317036A (en) * 1992-10-16 1994-05-31 Union Carbide Chemicals & Plastics Technology Corporation Gas phase polymerization reactions utilizing soluble unsupported catalysts
US5318842A (en) * 1992-12-03 1994-06-07 Himont Incorporated Biaxially oriented propylene polymer film or sheet articles
EP0605380A3 (en) * 1992-12-22 1994-10-26 Fina Technology Optimal co-catalyst / external electron donor molar ratio in the polymerization of propylene.
US6489411B1 (en) * 1993-06-30 2002-12-03 Fina Technology, Inc. Catalyst formulation and polymerization processes
US6005049A (en) * 1993-07-19 1999-12-21 Union Carbide Chemicals & Plastics Technology Corporation Process for the production of polypropylene
DE69431444T2 (de) * 1993-12-06 2003-06-05 Sumitomo Chemical Co., Ltd. Alphaolefinpolymere, Katalysator zur Alphaolefinpolymerisation und Verfahren zur Herstellung von Alphaolefinpolymeren
EP0696616A3 (en) * 1994-07-11 1999-01-13 Tonen Chemical Corporation Polypropylene resin composition
USH1722H (en) * 1995-05-05 1998-04-07 Goode; Mark Gregory Process for producing polypropylene impact block copolymers
US5738745A (en) * 1995-11-27 1998-04-14 Kimberly-Clark Worldwide, Inc. Method of improving the photostability of polypropylene compositions
AR005066A1 (es) 1995-12-15 1999-04-07 Union Carbide Chem Plastic Un procedimiento para hacer un homopolimero, copolimero o terpolimero de polietileno con ramificacion de cadena larga, una composicion de polietilenoasi obtenida y un articulo de pelicula o moldeado por inyeccion que comprende dicha composicion.
FI104089B1 (fi) 1996-11-15 1999-11-15 Borealis As Prosessi propeenin homo- tai kopolymeerien valmistamiseksi
JP3688078B2 (ja) * 1996-11-20 2005-08-24 三井化学株式会社 オレフィン重合用触媒、予備重合触媒、オレフィンの重合方法
US6635715B1 (en) * 1997-08-12 2003-10-21 Sudhin Datta Thermoplastic polymer blends of isotactic polypropylene and alpha-olefin/propylene copolymers
US7232871B2 (en) * 1997-08-12 2007-06-19 Exxonmobil Chemical Patents Inc. Propylene ethylene polymers and production process
US6921794B2 (en) * 1997-08-12 2005-07-26 Exxonmobil Chemical Patents Inc. Blends made from propylene ethylene polymers
US6124507A (en) 1997-12-10 2000-09-26 Union Carbide Chemicals & Plastics Technology Corporation Electron donors
US5968865A (en) * 1997-12-10 1999-10-19 Union Carbide Chemicals & Plastics Technology Corporation Electron donor containing compositions
WO1999033843A1 (en) 1997-12-23 1999-07-08 Borealis Technology Oy Soluble magnesium dihalide complex, preparation and use
EP1098934A1 (en) * 1998-07-01 2001-05-16 Exxon Chemical Patents Inc. Elastic blends comprising crystalline polymer and crystallizable polymers of propylene
FI981717A7 (fi) 1998-08-07 2000-02-08 Borealis As Katalysaattorikomponentti, joka käsittää magnesiumia, titaania, halogeenia ja elektronidonorin, sen valmistus ja käyttö
US6429270B2 (en) 1998-09-14 2002-08-06 Union Carbide Chemicals & Plastics Technology Corporation Process for preparing olefin polymerization catalyst mixture
US6566294B2 (en) 2000-12-21 2003-05-20 Exxonmobil Chemical Patents Inc. Multi-donor catalyst system for the polymerization of olefins
JP5156167B2 (ja) 2001-04-12 2013-03-06 エクソンモービル・ケミカル・パテンツ・インク プロピレン−エチレンポリマー及び製造法
US6825146B2 (en) * 2001-05-29 2004-11-30 Union Carbide Chemicals & Plastics Technology Corporation Olefin polymerization catalyst compositions and method of preparation
JP2004527636A (ja) * 2001-05-29 2004-09-09 ユニオン・カーバイド・ケミカルズ・アンド・プラスチックス・テクノロジー・コーポレーション オレフィン重合触媒組成物及びその製造方法
SG147306A1 (en) 2001-11-06 2008-11-28 Dow Global Technologies Inc Isotactic propylene copolymers, their preparation and use
US6943215B2 (en) 2001-11-06 2005-09-13 Dow Global Technologies Inc. Impact resistant polymer blends of crystalline polypropylene and partially crystalline, low molecular weight impact modifiers
US6960635B2 (en) * 2001-11-06 2005-11-01 Dow Global Technologies Inc. Isotactic propylene copolymers, their preparation and use
US6927256B2 (en) 2001-11-06 2005-08-09 Dow Global Technologies Inc. Crystallization of polypropylene using a semi-crystalline, branched or coupled nucleating agent
US6906160B2 (en) 2001-11-06 2005-06-14 Dow Global Technologies Inc. Isotactic propylene copolymer fibers, their preparation and use
US6869904B2 (en) * 2002-04-24 2005-03-22 Symyx Technologies, Inc. Bridged bi-aromatic ligands, catalysts, processes for polymerizing and polymers therefrom
US7091292B2 (en) 2002-04-24 2006-08-15 Symyx Technologies, Inc. Bridged bi-aromatic catalysts, complexes, and methods of using the same
US7060848B2 (en) * 2002-04-24 2006-06-13 Symyx Technologies, Inc. Bridged bi-aromatic catalysts, complexes, and methods of using the same
US7223822B2 (en) 2002-10-15 2007-05-29 Exxonmobil Chemical Patents Inc. Multiple catalyst and reactor system for olefin polymerization and polymers produced therefrom
AU2003302033A1 (en) 2002-10-15 2004-06-15 Exxonmobil Chemical Patents Inc. Multiple catalyst system for olefin polymerization and polymers produced therefrom
US7579407B2 (en) * 2002-11-05 2009-08-25 Dow Global Technologies Inc. Thermoplastic elastomer compositions
US7459500B2 (en) * 2002-11-05 2008-12-02 Dow Global Technologies Inc. Thermoplastic elastomer compositions
WO2004094487A1 (en) * 2003-03-21 2004-11-04 Dow Global Technologies, Inc. Morphology controlled olefin polymerization process
KR100472771B1 (ko) * 2003-08-30 2005-03-14 주식회사 일렘테크놀러지홀딩스 고입체규칙성 폴리부텐-1 중합체 및 이의 고활성 제조방법
US20050148742A1 (en) * 2004-01-02 2005-07-07 Hagerty Robert O. 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
US7985811B2 (en) * 2004-01-02 2011-07-26 Univation Technologies, Llc Method for controlling sheeting in gas phase reactors
US7193017B2 (en) * 2004-08-13 2007-03-20 Univation Technologies, Llc High strength biomodal polyethylene compositions
US7256296B2 (en) * 2004-09-22 2007-08-14 Symyx Technologies, Inc. Heterocycle-amine ligands, compositions, complexes, and catalysts
WO2006036748A2 (en) * 2004-09-22 2006-04-06 Symyx Technologies, Inc. Heterocycle-amine ligands, compositions, complexes, and catalysts, and methods of making and using the same
EP1805229A1 (en) 2004-10-28 2007-07-11 Dow Gloval Technologies Inc. Method of controlling a polymerization reactor
WO2006066126A2 (en) * 2004-12-16 2006-06-22 Symyx Technologies, Inc. Phenol-heterocyclic ligands, metal complexes, and their uses as catalysts
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
US7312279B2 (en) * 2005-02-07 2007-12-25 Univation Technologies, Llc Polyethylene blend compositions
US7947797B2 (en) 2005-09-14 2011-05-24 Univation Technologies, Llc Method for operating a gas-phase reactor at or near maximum production rates while controlling polymer stickiness
US20070109911A1 (en) * 2005-11-16 2007-05-17 Neubauer Anthony C High speed and direct driven rotating equipment for polyolefin manufacturing
EP1803747A1 (en) 2005-12-30 2007-07-04 Borealis Technology Oy Surface-modified polymerization catalysts for the preparation of low-gel polyolefin films
WO2008042182A1 (en) 2006-10-03 2008-04-10 Univation Technologies, Llc Method for preventing catalyst agglomeration based on production rate changes
EP2118147A1 (en) * 2007-03-06 2009-11-18 Ineos USA, LLC Gas-phase propylene polymerization process using staged addition of aluminum alkyl
US8281332B2 (en) * 2007-05-02 2012-10-02 Google Inc. Animated video overlays
RU2470947C2 (ru) * 2007-08-24 2012-12-27 ДАУ ГЛОБАЛ ТЕКНОЛОДЖИЗ ЭлЭлСи Самоограничивающаяся каталитическая система с регулируемым соотношением алюминия и sca и способ
TW200936564A (en) * 2007-11-15 2009-09-01 Univation Tech Llc Methods for the removal of impurities from polymerization feed streams
US20090286944A1 (en) * 2008-05-15 2009-11-19 Symyx Technologies, Inc. Select phenol-heterocycle ligands, metal complexes formed therefrom, and their uses as catalysts
BRPI0912917A8 (pt) 2008-08-21 2017-09-19 Dow Global Technologies Llc Composição de catalisador
CN101724111B (zh) * 2008-10-24 2012-02-01 中国石油化工股份有限公司 一种宽分子量分布聚丙烯的制备方法及其聚合物
EP2358767B1 (en) 2008-12-18 2013-02-20 Univation Technologies, LLC Method for seed bed treatment for a polymerization reaction
KR101698618B1 (ko) 2009-01-08 2017-01-20 유니베이션 테크놀로지즈, 엘엘씨 폴리올레핀 중합 방법을 위한 첨가제
WO2010080871A1 (en) 2009-01-08 2010-07-15 Univation Technologies, Llc Additive for gas phase polymerization processes
GB0906680D0 (en) * 2009-04-17 2009-06-03 Univ Surrey A low-k material
MY149647A (en) 2009-10-19 2013-09-30 Sasol Tech Pty Ltd Oligomerisation of olefinic compounds with reduced polymer formation
BR112012013675A2 (pt) 2009-12-07 2016-04-19 Univation Tech Llc métodos para a produção de carga estática de um catalisador e métodos para o uso do catalisador para produzir poliolefinas
US8211819B2 (en) * 2009-12-21 2012-07-03 Basf Corporation Internal and external donor compounds for olefin polymerization catalysts
ES2543635T3 (es) 2010-02-18 2015-08-20 Univation Technologies, Llc Métodos para operación de un reactor de polimerización
RU2563032C2 (ru) 2010-02-22 2015-09-20 Юнивейшн Текнолоджиз, Ллк Каталитические системы и способы их применения для получения полиолефиновых продуктов
WO2011129956A1 (en) 2010-04-13 2011-10-20 Univation Technologies, Llc Polymer blends and films made therefrom
CN103097015B (zh) 2010-07-16 2015-11-25 尤尼威蒂恩技术有限责任公司 测量反应器表面上颗粒积聚的系统与方法
WO2012009215A1 (en) 2010-07-16 2012-01-19 Univation Technologies, Llc Systems and methods for measuring static charge on particulates
WO2012015898A1 (en) 2010-07-28 2012-02-02 Univation Technologies, Llc Systems and methods for measuring velocity of a particle/fluid mixture
ES2542080T3 (es) * 2010-10-19 2015-07-30 Basell Poliolefine Italia S.R.L. Sistema catalizador para la polimerización de olefinas
US9181361B2 (en) 2010-12-17 2015-11-10 Univation Technologies, Llc Systems and methods for recovering hydrocarbons from a polyolefin purge gas product
RU2577324C2 (ru) 2010-12-22 2016-03-20 Юнивейшн Текнолоджиз, Ллк Добавка для способов полимеризации полиолефина
WO2013028283A1 (en) 2011-08-19 2013-02-28 Univation Technologies, Llc Catalyst systems and methods for using same to produce polyolefin products
ES2798272T3 (es) 2011-11-08 2020-12-10 Univation Tech Llc Métodos de preparación de un sistema catalítico
US10273315B2 (en) 2012-06-20 2019-04-30 Chevron Phillips Chemical Company Lp Methods for terminating olefin polymerizations
CA2800056A1 (en) 2012-12-24 2014-06-24 Nova Chemicals Corporation Polyethylene blend compositions
EP2938434B1 (en) 2012-12-28 2022-05-04 Univation Technologies, LLC Supported catalyst with improved flowability
CN104277160B (zh) * 2013-07-04 2016-06-29 中国石油化工股份有限公司 一种用于生产窄分子量分布聚乙烯的催化剂
WO2015022298A1 (en) 2013-08-12 2015-02-19 Saudi Basic Industries Corporation Catalyst system for polymerisation of an olefin
KR102296621B1 (ko) 2013-11-15 2021-08-31 더블유.알. 그레이스 앤드 캄파니-콘. 고분자량 부분이 감소된 프로필렌계 중합체
US10696829B2 (en) 2013-12-20 2020-06-30 Saudi Basic Industries Corporation Heterophasic propylene copolymer
MX2016008039A (es) 2013-12-20 2017-05-12 Saudi Basic Ind Corp Sistema catalizador para polimerizacion de una olefina.
WO2015091982A1 (en) 2013-12-20 2015-06-25 Saudi Basic Industries Corporation Catalyst system for polymerisation of an olefin
BR112016013611B1 (pt) 2013-12-20 2021-01-05 Saudi Basic Industries Corporation composto, composição e artigo de poliolefina, copolímero de propileno heterofásico e seus usos
CN106164111B (zh) 2013-12-20 2018-12-18 沙特基础工业公司 用于烯烃聚合的催化剂体系
EA032114B1 (ru) 2013-12-20 2019-04-30 Сауди Бейсик Индастриз Корпорейшн Каталитическая система для полимеризации олефинов
MX2016008036A (es) 2013-12-20 2017-03-03 Saudi Basic Ind Corp Sistema catalizador para polimerizacion de una olefina.
CN105934449B (zh) 2013-12-20 2018-07-10 沙特基础工业公司 用于烯烃聚合的催化剂组合物
EP3747913B1 (en) 2014-04-02 2024-04-17 Univation Technologies, LLC Continuity compositions and olefin polymerisation method using the same
SG11201705607QA (en) 2015-01-21 2017-08-30 Univation Tech Llc Methods for controlling polymer chain scission
WO2016118566A1 (en) 2015-01-21 2016-07-28 Univation Technologies, Llc Methods for gel reduction in polyolefins
WO2016145179A1 (en) 2015-03-10 2016-09-15 Univation Technologies, Llc Spray dried catalyst compositions, methods for preparation and use in olefin polymerization processes
US10519256B2 (en) 2015-04-27 2019-12-31 Univation Technologies, Llc Supported catalyst compositions having improved flow properties and preparation thereof
EP3307820B1 (en) 2015-06-12 2019-10-02 SABIC Global Technologies B.V. Process for manufacture of low emission polypropylene
US10696756B2 (en) 2015-08-07 2020-06-30 Sabic Global Technologies B.V. Process for the polymerization of olefins
US10759883B2 (en) 2015-08-07 2020-09-01 Sabin Global Technologies B.V. Process for the polymerization of olefins
EP3331923B1 (en) 2015-08-07 2021-02-17 SABIC Global Technologies B.V. Process for the polymerization of olefins
CN108349873B (zh) 2015-09-22 2022-12-23 Sabic环球技术有限责任公司 取代的酰胺基苯甲酸酯化合物的合成及其作为不含邻苯二甲酸酯的内给电子体的用途
EP3181625A1 (en) 2015-12-18 2017-06-21 SABIC Global Technologies B.V. Composition comprising heterophasic propylene copolymer
WO2018046395A1 (en) 2016-09-08 2018-03-15 Sabic Global Technologies B.V. Process of preparing polyolefin with the discontinuous addition of a thermal runaway reducing agent
EP3510056B2 (en) 2016-09-08 2023-07-19 SABIC Global Technologies B.V. Process of preparing polyolefin with the discontinuous addition of a thermal runaway reducing agent
US10975183B2 (en) 2016-09-09 2021-04-13 Exxonmobil Chemical Patents Inc. Pilot plant scale semi-condensing operation
EP3551695B1 (en) 2016-12-12 2023-09-06 SABIC Global Technologies B.V. Pellet comprising thermoplastic polymer sheath surrounding glass filaments having reduced emissions
CN110198963B (zh) 2016-12-12 2022-06-24 Sabic环球技术有限责任公司 制造低排放异相聚丙烯的方法
EP3333222A1 (en) 2016-12-12 2018-06-13 SABIC Global Technologies B.V. Composition comprising heterophasic propylene copolymer
EP3551694B1 (en) 2016-12-12 2021-02-24 SABIC Global Technologies B.V. Heterophasic propylene copolymer
CN110248968B (zh) 2016-12-12 2022-05-27 Sabic环球技术有限责任公司 制造低排放均聚物或无规聚丙烯的方法
US11186654B2 (en) 2016-12-20 2021-11-30 Exxonmobil Chemical Patents Inc. Methods for controlling start up conditions in polymerization processes
CN110431158A (zh) 2017-02-07 2019-11-08 埃克森美孚化学专利公司 减少齐格勒-纳塔催化剂的催化剂活性损失的方法
US11459408B2 (en) 2018-05-02 2022-10-04 Exxonmobil Chemical Patents Inc. Methods for scale-up from a pilot plant to a larger production facility
CN112055719B (zh) 2018-05-02 2022-11-25 埃克森美孚化学专利公司 从中试装置放大到较大生产设施的方法
EP4021975B1 (en) 2019-08-27 2024-04-10 SABIC Global Technologies, B.V. Heterophasic propylene copolymer composition
US20230056504A1 (en) 2019-12-24 2023-02-23 Sabic Global Technologies B.V. Foamed article with excellent stiffness preservation and superior surface quality
CN114867780B (zh) 2019-12-24 2024-06-07 Sabic环球技术有限责任公司 具有低光泽的多相丙烯共聚物组合物
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WO2024126366A1 (en) 2022-12-15 2024-06-20 Sabic Global Technologies B.V. Polypropylene composition with improved ductility/ multi-axial impact at low temperature
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Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5883006A (ja) * 1981-11-13 1983-05-18 Mitsui Petrochem Ind Ltd オレフインの重合方法
FR2541683B1 (fr) * 1983-02-28 1986-05-09 Ato Chimie Procede pour la preparation d'un solide hydrocarbone actif utilisable pour polymeriser des olefines, et procede de synthese d'un polymere ou copolymere olefinique faisant appel audit solide hydrocarbone actif comme systeme
JPS6044507A (ja) * 1983-08-23 1985-03-09 Toho Titanium Co Ltd オレフィン類重合用触媒成分
GB2143834B (en) * 1983-07-20 1987-06-03 Toho Titanium Co Ltd Polymerization catalyst
US4535068A (en) * 1983-09-20 1985-08-13 Shell Oil Company Olefin polymerization catalyst compositions and polymerization process
JPS60139706A (ja) * 1983-12-27 1985-07-24 Toho Titanium Co Ltd オレフイン類重合用触媒成分
JPS61126109A (ja) * 1984-11-22 1986-06-13 Toho Titanium Co Ltd オレフイン類重合用触媒成分および触媒
ZA882999B (en) * 1987-05-04 1988-11-01 Shell Oil Company Preparation of olefin polymerization catalyst component

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EP0291958B1 (en) 1993-04-14
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ATE88193T1 (de) 1993-04-15
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EP0291958A3 (en) 1989-11-15
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