ZA883535B - 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
ZA883535B
ZA883535B ZA883535A ZA883535A ZA883535B ZA 883535 B ZA883535 B ZA 883535B ZA 883535 A ZA883535 A ZA 883535A ZA 883535 A ZA883535 A ZA 883535A ZA 883535 B ZA883535 B ZA 883535B
Authority
ZA
South Africa
Prior art keywords
molecular weight
weight distribution
stereoregular polymers
excess
carbon atoms
Prior art date
Application number
ZA883535A
Other languages
English (en)
Inventor
Robert Converse Brady Iii
Converse Brady Robert Iii
Francis Gregory Stakem
Gregory Stakem Francis
Han Tai Liu
Tai Liu Han
Allen Noshay
Noshay Allen
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 ZA883535B publication Critical patent/ZA883535B/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
    • 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
    • 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
    • Y10S526/901—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)
  • 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)
  • Manufacturing Of Micro-Capsules (AREA)
  • Polymerisation Methods In General (AREA)
  • Graft Or Block Polymers (AREA)
  • Polyamides (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
ZA883535A 1987-05-19 1988-05-18 Process for producing stereoregular polymers having a narrow molecular weight distribution ZA883535B (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
ZA883535B true ZA883535B (en) 1989-01-25

Family

ID=21973766

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA883535A ZA883535B (en) 1987-05-19 1988-05-18 Process for producing stereoregular polymers having a narrow molecular weight distribution

Country Status (20)

Country Link
US (1) US5093415A (sk)
EP (1) EP0291958B1 (sk)
JP (1) JPH0725836B2 (sk)
KR (1) KR930008452B1 (sk)
AT (1) ATE88193T1 (sk)
AU (1) AU603444B2 (sk)
BR (1) BR8802429A (sk)
CA (1) CA1302640C (sk)
CZ (1) CZ281856B6 (sk)
DD (1) DD274230A5 (sk)
DE (1) DE3880193T2 (sk)
ES (1) ES2039504T3 (sk)
FI (1) FI92837C (sk)
GR (1) GR3008144T3 (sk)
IN (1) IN171145B (sk)
MY (1) MY103526A (sk)
NO (1) NO173142C (sk)
NZ (1) NZ224679A (sk)
SK (1) SK279707B6 (sk)
ZA (1) ZA883535B (sk)

Families Citing this family (147)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4970186A (en) * 1987-12-26 1990-11-13 Toho Titanium Co., Ltd. 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
ES2026714T3 (es) * 1988-05-12 1992-05-01 Union Carbide Corporation Procedimiento para preparar copolimeros al azar.
JPH02120302A (ja) * 1988-09-26 1990-05-08 Union Carbide Chem & Plast Co Inc α―オレフィン重合体の製造法
MY104507A (en) * 1989-10-31 1994-04-30 Union Carbide Chemicals And Plastics Co Inc Process for the preparation of random copolymers.
BR9005444A (pt) * 1989-10-31 1991-09-17 Union Carbide Chem Plastic Processo para a preparacao de copolimeros aleatorios
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
EP0844259B1 (en) * 1993-12-06 2002-09-25 Sumitomo Chemical Company, Limited Alpha-olefin polymers, alpha olefin-polymerizing catalyst and process for producing alpha-olefin polymers
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
HUP9603449A3 (en) 1995-12-15 2000-03-28 Union Carbide Chem Plastic Process for production of long-chain branched polyolefins, polyethylene composition and product
FI104089B1 (fi) 1996-11-15 1999-11-15 Borealis As Prosessi propeenin homo- tai kopolymeerien valmistamiseksi
US7232871B2 (en) * 1997-08-12 2007-06-19 Exxonmobil Chemical Patents Inc. Propylene ethylene polymers and production process
US6635715B1 (en) 1997-08-12 2003-10-21 Sudhin Datta Thermoplastic polymer blends of isotactic polypropylene and alpha-olefin/propylene copolymers
US6921794B2 (en) * 1997-08-12 2005-07-26 Exxonmobil Chemical Patents Inc. Blends made from propylene ethylene polymers
US5968865A (en) * 1997-12-10 1999-10-19 Union Carbide Chemicals & Plastics Technology Corporation Electron donor containing compositions
US6124507A (en) 1997-12-10 2000-09-26 Union Carbide Chemicals & Plastics Technology Corporation Electron donors
US6875721B1 (en) 1997-12-23 2005-04-05 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
FI981717A (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
EP1390417B1 (en) 2001-04-12 2010-10-20 ExxonMobil Chemical Patents Inc. Process for polymerizing propylene and ethylene in solution
US6825146B2 (en) * 2001-05-29 2004-11-30 Union Carbide Chemicals & Plastics Technology Corporation Olefin polymerization catalyst compositions and method of preparation
WO2002096957A1 (en) * 2001-05-29 2002-12-05 Union Carbide Chemicals & Plastics Technology Corporation Olefin polymerization catalyst compositions and method of preparation
US6960635B2 (en) * 2001-11-06 2005-11-01 Dow Global Technologies Inc. Isotactic propylene copolymers, their preparation and use
EP1444276A1 (en) 2001-11-06 2004-08-11 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
US6906160B2 (en) * 2001-11-06 2005-06-14 Dow Global Technologies Inc. Isotactic propylene copolymer fibers, 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
US7060848B2 (en) * 2002-04-24 2006-06-13 Symyx Technologies, Inc. Bridged bi-aromatic catalysts, complexes, and methods of using the same
WO2003091262A1 (en) * 2002-04-24 2003-11-06 Symyx Technologies, Inc. Bridged bi-aromatic ligands, complexes, catalysts and processes for polymerizing and poymers therefrom
US7091292B2 (en) * 2002-04-24 2006-08-15 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
AU2003304716A1 (en) 2002-10-15 2005-11-25 Exxonmobil Chemical Patents Inc. Polyolefin adhesive compositions and articles made therefrom
US7459500B2 (en) * 2002-11-05 2008-12-02 Dow Global Technologies Inc. Thermoplastic elastomer compositions
US7579407B2 (en) * 2002-11-05 2009-08-25 Dow Global Technologies Inc. Thermoplastic elastomer compositions
US7365039B2 (en) * 2003-03-21 2008-04-29 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
US7985811B2 (en) * 2004-01-02 2011-07-26 Univation Technologies, Llc Method for controlling sheeting in gas phase reactors
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
US7193017B2 (en) * 2004-08-13 2007-03-20 Univation Technologies, Llc High strength biomodal polyethylene compositions
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
US7256296B2 (en) * 2004-09-22 2007-08-14 Symyx Technologies, Inc. Heterocycle-amine ligands, compositions, complexes, and catalysts
WO2006049857A1 (en) 2004-10-28 2006-05-11 Dow Global Technologies Inc. Method of controlling a polymerization reactor
US7705157B2 (en) * 2004-12-16 2010-04-27 Symyx Solutions, 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
US7989562B2 (en) 2006-10-03 2011-08-02 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
WO2009029486A2 (en) 2007-08-24 2009-03-05 Dow Global Technologies Inc. Gas-phase polymerization process
US10322394B2 (en) 2007-08-24 2019-06-18 W. R. Grace & Co.-Conn. Catalyst composition with mixed selectivity control agent and method
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
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
RU2515900C2 (ru) 2008-12-18 2014-05-20 Юнивейшн Текнолоджиз, Ллк Способ обработки зародышевого слоя реакции полимеризации
US20110256632A1 (en) 2009-01-08 2011-10-20 Univation Technologies, Llc Additive for Polyolefin Polymerization Processes
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
US8859696B2 (en) 2009-10-19 2014-10-14 Sasol Technology (Pty) Limited Oligomerisation of olefinic compounds with reduced polymer formation
EP2510019A2 (en) 2009-12-07 2012-10-17 Univation Technologies, LLC Methods for reducing static charge of a catalyst and methods for using the catalyst to produce polyolefins
US8211819B2 (en) * 2009-12-21 2012-07-03 Basf Corporation Internal and external donor compounds for olefin polymerization catalysts
WO2011103280A1 (en) 2010-02-18 2011-08-25 Univation Technologies, Llc Methods for operating a polymerization reactor
KR20130026531A (ko) 2010-02-22 2013-03-13 유니베이션 테크놀로지즈, 엘엘씨 폴리올레핀 생산물을 생산하기 위한 촉매 시스템 및 이의 사용 방법
MY157091A (en) 2010-04-13 2016-04-29 Univation Tech Llc Polymer blends and films made therefrom
RU2564301C2 (ru) 2010-07-16 2015-09-27 Юнивейшн Текнолоджиз, Ллк Системы и способы измерения накопления частиц на поверхностях реактора
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
KR101854945B1 (ko) 2010-12-17 2018-05-04 유니베이션 테크놀로지즈, 엘엘씨 폴리올레핀 퍼지 기체 생성물로부터 탄화수소를 회수하기 위한 시스템 및 방법
BR112013016116B1 (pt) 2010-12-22 2020-04-28 Univation Tech Llc processo de polimerização e sistema catalisador
WO2013028283A1 (en) 2011-08-19 2013-02-28 Univation Technologies, Llc Catalyst systems and methods for using same to produce polyolefin products
EP2750797B1 (en) 2011-11-08 2020-04-01 Univation Technologies, LLC Methods of preparing a catalyst system
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
EP4039366A1 (en) 2012-12-28 2022-08-10 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
EP3033348B1 (en) 2013-08-12 2017-11-29 Saudi Basic Industries Corporation Catalyst system for polymerisation of an olefin
PL3068809T3 (pl) 2013-11-15 2021-07-19 W.R. Grace & Co. - Conn. Polimer na bazie propylenu z częścią o zmniejszonej masie cząsteczkowej
EP3083719B1 (en) 2013-12-20 2018-12-19 Saudi Basic Industries Corporation Catalyst system for polymerization of an olefin
EP3083722B1 (en) 2013-12-20 2021-11-10 Saudi Basic Industries Corporation Catalyst system for polymerisation of an olefin
CN105940022B (zh) 2013-12-20 2018-07-31 沙特基础工业公司 用于烯烃聚合的催化剂体系
WO2015091982A1 (en) 2013-12-20 2015-06-25 Saudi Basic Industries Corporation Catalyst system for polymerisation of an olefin
EP3083819B1 (en) 2013-12-20 2019-01-30 Saudi Basic Industries Corporation Polyolefin composition
CN105849179B (zh) 2013-12-20 2019-11-12 沙特基础工业公司 多相丙烯共聚物
BR112016014183B1 (pt) 2013-12-20 2021-10-05 Saudi Basic Industries Corporation Poliolefina, sistema de catalisador para polimerização de uma olefina, processos para a preparação dos mesmos e artigo moldado de poliolefina
US9926391B2 (en) 2013-12-20 2018-03-27 Saudi Basic Industries Corporation Catalyst system for polymerization of an olefin
CA2943378C (en) 2014-04-02 2023-09-12 Univation Technologies, Llc Continuity compositions and methods of making and using the same
EP3247548B1 (en) 2015-01-21 2021-09-01 Univation Technologies, LLC Methods for controlling polymer chain scission
WO2016118566A1 (en) 2015-01-21 2016-07-28 Univation Technologies, Llc Methods for gel reduction in polyolefins
ES2852023T3 (es) 2015-03-10 2021-09-10 Univation Tech Llc Composiciones de catalizador secadas por pulverización, métodos para su preparación y uso en procedimientos de polimerización de olefinas
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
CN108137718B (zh) 2015-08-07 2020-07-14 Sabic环球技术有限责任公司 用于烯烃聚合的方法
US10696756B2 (en) 2015-08-07 2020-06-30 Sabic Global Technologies B.V. Process for the polymerization of olefins
WO2017025327A1 (en) 2015-08-07 2017-02-16 Sabic Global Technologies B.V. Process for the polymerization of olefins
US10611864B2 (en) 2015-09-22 2020-04-07 Sabic Global Technologies B.V. Synthesis of substituted amidobenzoate compounds, the compounds obtained and the use thereof as phthalate free internal electron donor for polymerization of olefins
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
CN109937213B (zh) 2016-09-08 2021-03-02 Sabic环球技术有限责任公司 通过不连续添加热失控减少剂制备聚烯烃的方法
US10975183B2 (en) 2016-09-09 2021-04-13 Exxonmobil Chemical Patents Inc. Pilot plant scale semi-condensing operation
US11542349B2 (en) 2016-12-12 2023-01-03 SABIC Global Technologies B.V Process for manufacture of low emission homopolymer or random polypropylene
US10995158B2 (en) 2016-12-12 2021-05-04 Sabic Global Technologies B.V. Process for manufacture of low emission heterophasic polypropylene
CN110168011B (zh) 2016-12-12 2022-07-29 Sabic环球技术有限责任公司 包含包围着玻璃丝的热塑性聚合物护套的具有降低的排放的粒料
EP3551694B1 (en) 2016-12-12 2021-02-24 SABIC Global Technologies B.V. Heterophasic propylene copolymer
EP3333222A1 (en) 2016-12-12 2018-06-13 SABIC Global Technologies B.V. Composition comprising heterophasic propylene copolymer
WO2018118258A1 (en) 2016-12-20 2018-06-28 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
EP3788081A1 (en) 2018-05-02 2021-03-10 ExxonMobil Chemical Patents Inc. Methods for scale-up from a pilot plant to a larger production facility
CN114402024A (zh) 2019-08-27 2022-04-26 Sabic环球技术有限责任公司 多相丙烯共聚物组合物
WO2021130122A1 (en) 2019-12-24 2021-07-01 Sabic Global Technologies B.V. Polymer composition with a high heat deflection temperature
US20230038583A1 (en) 2019-12-24 2023-02-09 Sabic Global Technologies B.V. Heterophasic propylene copolymer composition
CN114929799B (zh) 2019-12-24 2024-08-20 Sabic环球技术有限责任公司 具有优异的刚度保持性和优异表面品质的泡沫制品
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
EP3650495A3 (en) 2020-02-14 2020-05-27 SABIC Global Technologies B.V. Film comprising heterophasic propylene copolymer composition
EP3650494A3 (en) 2020-02-14 2020-05-27 SABIC Global Technologies B.V. Matte film comprising heterophasic propylene copolymer composition
US20230071198A1 (en) 2020-02-14 2023-03-09 Sabic Global Technologies B.V. Film comprising heterophasic propylene copolymer composition
WO2021191466A1 (en) 2020-03-27 2021-09-30 Sabic Global Technologies B.V. Polymer composition having improved impact strength at low temperatures
CN116234837A (zh) 2020-07-22 2023-06-06 埃克森美孚化学专利公司 聚烯烃组合物及其制品
EP4259669A1 (en) 2020-12-08 2023-10-18 ExxonMobil Chemical Patents Inc. High density polyethylene compositions with long-chain branching
WO2022128795A1 (en) 2020-12-18 2022-06-23 Sabic Global Technologies B.V. Polymer composition with high gloss, low shrinkage and high impact resistance
CN116670226A (zh) 2020-12-28 2023-08-29 Sabic环球技术有限责任公司 具有高的多轴抗冲击性和改进的虎纹行为的聚丙烯组合物
US20240209124A1 (en) 2021-04-30 2024-06-27 Exxonmobil Chemical Patents Inc. Processes for transitioning between different polymerization catalysts in a polymerization reactor
WO2023081577A1 (en) 2021-11-02 2023-05-11 Exxonmobil Chemical Patents Inc. Polyethylene compositions, articles thereof, and methods thereof
CN118369358A (zh) 2021-12-09 2024-07-19 Sabic环球技术有限责任公司 用于烯烃聚合的催化剂体系
WO2023117789A1 (en) 2021-12-21 2023-06-29 Sabic Global Technologies B.V. High impact polypropylene composition
WO2023174732A1 (en) 2022-03-14 2023-09-21 Sabic Global Technologies B.V. Heterophasic propylene copolymer composition
WO2023174731A1 (en) 2022-03-14 2023-09-21 Sabic Global Technologies B.V. Injection molding process
WO2023217945A1 (en) 2022-05-13 2023-11-16 Sabic Global Technologies B.V. Heterophasic polypropylene composition with low emission
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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
GB2143834B (en) * 1983-07-20 1987-06-03 Toho Titanium Co Ltd Polymerization catalyst
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
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
CA1311741C (en) * 1987-05-04 1992-12-22 Robert C. Job Preparation of olefin polymerization catalyst component

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MY103526A (en) 1993-07-31
NO173142B (no) 1993-07-26
FI882323A0 (fi) 1988-05-18
EP0291958B1 (en) 1993-04-14
KR930008452B1 (ko) 1993-09-04
FI882323A (fi) 1988-11-20
KR880013987A (ko) 1988-12-22
ES2039504T3 (es) 1993-10-01
DD274230A5 (de) 1989-12-13
JPH0725836B2 (ja) 1995-03-22
FI92837C (fi) 1995-01-10
CZ281856B6 (cs) 1997-03-12
AU1633688A (en) 1988-11-24
ATE88193T1 (de) 1993-04-15
BR8802429A (pt) 1988-12-13
EP0291958A3 (en) 1989-11-15
JPS6454008A (en) 1989-03-01
AU603444B2 (en) 1990-11-15
DE3880193T2 (de) 1993-08-05
SK339588A3 (en) 1999-02-11
EP0291958A2 (en) 1988-11-23
SK279707B6 (sk) 1999-02-11
NZ224679A (en) 1990-05-28
NO173142C (no) 1993-11-03
GR3008144T3 (sk) 1993-09-30
DE3880193D1 (de) 1993-05-19
FI92837B (fi) 1994-09-30
CZ339588A3 (en) 1996-12-11
US5093415A (en) 1992-03-03
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NO882159D0 (no) 1988-05-18
NO882159L (no) 1988-11-21

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