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)
  • Polyamides (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Graft Or Block Polymers (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Polymerisation Methods 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 (pt)
EP (1) EP0291958B1 (pt)
JP (1) JPH0725836B2 (pt)
KR (1) KR930008452B1 (pt)
AT (1) ATE88193T1 (pt)
AU (1) AU603444B2 (pt)
BR (1) BR8802429A (pt)
CA (1) CA1302640C (pt)
CZ (1) CZ281856B6 (pt)
DD (1) DD274230A5 (pt)
DE (1) DE3880193T2 (pt)
ES (1) ES2039504T3 (pt)
FI (1) FI92837C (pt)
GR (1) GR3008144T3 (pt)
IN (1) IN171145B (pt)
MY (1) MY103526A (pt)
NO (1) NO173142C (pt)
NZ (1) NZ224679A (pt)
SK (1) SK279707B6 (pt)
ZA (1) ZA883535B (pt)

Families Citing this family (146)

* 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
JPH01313510A (ja) * 1988-04-29 1989-12-19 Union Carbide Corp 高純度α―オレフィンポリマーの製造方法
DE68900495D1 (de) * 1988-05-12 1992-01-16 Union Carbide Corp Verfahren zur herstellung statistischer copolymere.
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
KR100298102B1 (ko) * 1992-12-22 2001-10-24 치어즈 엠. 노우드 프로필렌단량체를중합시켜폴리프로필렌을제조하는방법,이를위한촉매및프로필렌중합용촉매의제조방법
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
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.
FI104089B (fi) 1996-11-15 1999-11-15 Borealis As Prosessi propeenin homo- tai kopolymeerien valmistamiseksi
US6635715B1 (en) * 1997-08-12 2003-10-21 Sudhin Datta Thermoplastic polymer blends of isotactic polypropylene and alpha-olefin/propylene copolymers
WO2002083754A1 (en) * 2001-04-12 2002-10-24 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
US7232871B2 (en) * 1997-08-12 2007-06-19 Exxonmobil Chemical Patents Inc. Propylene ethylene polymers and production process
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
ES2196637T3 (es) 1997-12-23 2003-12-16 Borealis Tech Oy Complejo soluble de dihaluro de magnesio, preparacion y uso.
EP1522553B1 (en) * 1998-07-01 2007-04-11 ExxonMobil 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
US6825146B2 (en) * 2001-05-29 2004-11-30 Union Carbide Chemicals & Plastics Technology Corporation Olefin polymerization catalyst compositions and method of preparation
CN100564400C (zh) * 2001-05-29 2009-12-02 联合碳化化学及塑料技术有限责任公司 烯烃聚合催化剂组合物和制备方法
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
EP1444276A1 (en) 2001-11-06 2004-08-11 Dow Global Technologies, Inc. Isotactic propylene copolymers, their preparation and use
US6906160B2 (en) * 2001-11-06 2005-06-14 Dow Global Technologies Inc. Isotactic propylene copolymer fibers, 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
DE60335459D1 (de) * 2002-04-24 2011-02-03 Symyx Solutions Inc Verbrückte bi-aromatische liganden, komplexe, katalysatoren, verfahren zur polymerisierung und entstehende polymere
US7060848B2 (en) * 2002-04-24 2006-06-13 Symyx Technologies, Inc. Bridged bi-aromatic catalysts, complexes, and methods of using the same
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
CA2499951C (en) 2002-10-15 2013-05-28 Peijun Jiang 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
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
US20050148742A1 (en) * 2004-01-02 2005-07-07 Hagerty Robert O. Method for controlling sheeting in gas phase reactors
US7193017B2 (en) * 2004-08-13 2007-03-20 Univation Technologies, Llc High strength biomodal polyethylene compositions
US7387980B2 (en) * 2004-09-22 2008-06-17 Symyx Technologies, Inc. Methods of using heterocycle-amine ligands, compositions, complexes, and catalysts
US7256296B2 (en) * 2004-09-22 2007-08-14 Symyx Technologies, Inc. Heterocycle-amine ligands, compositions, complexes, and catalysts
US8093341B2 (en) * 2004-10-28 2012-01-10 Dow Global Technologies Llc 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
WO2008042182A1 (en) 2006-10-03 2008-04-10 Univation Technologies, Llc Method for preventing catalyst agglomeration based on production rate changes
US20100210795A1 (en) * 2007-03-06 2010-08-19 Michel Clarembeau Gas-phase propylene polymerization process using staged addition of aluminum alkyl
US8281332B2 (en) * 2007-05-02 2012-10-02 Google Inc. Animated video overlays
PL2185599T3 (pl) 2007-08-24 2019-07-31 W.R. Grace & Co. - Conn Samoograniczający system katalityczny o kontrolowanym stosunku glinu do SCA i sposób
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
JP5628809B2 (ja) 2008-08-21 2014-11-19 ダウ グローバル テクノロジーズ エルエルシー 混合された選択性制御剤を含む触媒組成物及び該触媒組成物を使用する重合方法
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
ES2408589T3 (es) 2008-12-18 2013-06-21 Univation Technologies, Llc Método para tratamiento de un lecho de siembra para una reacción de polimerización
WO2010080871A1 (en) 2009-01-08 2010-07-15 Univation Technologies, Llc Additive for gas phase polymerization processes
US20110256632A1 (en) 2009-01-08 2011-10-20 Univation Technologies, Llc Additive for Polyolefin Polymerization Processes
GB0906680D0 (en) * 2009-04-17 2009-06-03 Univ Surrey A low-k material
CA2777230C (en) 2009-10-19 2015-12-22 Sasol Technology (Pty) Limited Oligomerisation of olefinic compounds with reduced polymer formation
CN102712701A (zh) 2009-12-07 2012-10-03 尤尼威蒂恩技术有限责任公司 减少催化剂的静电荷的方法和使用该催化剂生产聚烯烃的方法
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
ES2693720T3 (es) 2010-02-22 2018-12-13 Univation Technologies, Llc Sistemas catalíticos y métodos para usar los mismos para producir productos poliolefínicos
MY157091A (en) 2010-04-13 2016-04-29 Univation Tech Llc Polymer blends and films made therefrom
WO2012009215A1 (en) 2010-07-16 2012-01-19 Univation Technologies, Llc Systems and methods for measuring static charge on particulates
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
WO2012015898A1 (en) 2010-07-28 2012-02-02 Univation Technologies, Llc Systems and methods for measuring velocity of a particle/fluid mixture
EP2630170B1 (en) * 2010-10-19 2015-04-22 Basell Poliolefine Italia S.r.l. Catalyst system for the polymerization of olefins
EP2651982B1 (en) 2010-12-17 2018-04-11 Univation Technologies, LLC Systems and methods for recovering hydrocarbons from a polyolefin purge gas product
WO2012087560A1 (en) 2010-12-22 2012-06-28 Univation Technologies, Llc Additive for polyolefin polymerization processes
WO2013028283A1 (en) 2011-08-19 2013-02-28 Univation Technologies, Llc Catalyst systems and methods for using same to produce polyolefin products
WO2013070601A2 (en) 2011-11-08 2013-05-16 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
ES2918582T3 (es) 2012-12-28 2022-07-19 Univation Tech Llc Catalizador soportado con fluidez mejorada
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
BR112016002870B1 (pt) 2013-08-12 2020-11-24 Saudi Basic Industries Corporation Sistema catalisador para polimerizacao de uma olefina, seu processo de preparação, processo para preparar uma poliolefina, poliolefina obtenivel do mesmo, artigo moldado e uso
SG11201603245QA (en) 2013-11-15 2016-05-30 Grace W R & Co Propylene-based polymer with reduced high-molecular weight portion
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
MX2016008034A (es) 2013-12-20 2017-03-03 Saudi Basic Ind Corp Composicion de poliolefina.
CN105849179B (zh) 2013-12-20 2019-11-12 沙特基础工业公司 多相丙烯共聚物
MX2016008041A (es) 2013-12-20 2017-03-03 Saudi Basic Ind Corp Sistema catalizador para polimerizacion de una olefina.
WO2015091966A1 (en) 2013-12-20 2015-06-25 Saudi Basic Industries Corporation Catalyst system for polymerization of an olefin
MX2016008022A (es) 2013-12-20 2017-05-10 Saudi Basic Ind Corp Sistema catalizador para polimerizacion de una olefina.
WO2015091983A1 (en) 2013-12-20 2015-06-25 Saudi Basic Industries Corporation Catalyst system for polymerization of an olefin
BR112016013799B1 (pt) 2013-12-20 2022-02-22 Saudi Basic Industries Corporation Pró-catalisador para a polimerização de uma olefina, seu processo de preparação, uso de benzamida de fórmula x e processo de preparação de poliolefinas
EP3747913B1 (en) 2014-04-02 2024-04-17 Univation Technologies, LLC Continuity compositions and olefin polymerisation method using the same
US10471641B2 (en) 2015-01-21 2019-11-12 Univation Technologies, Llc Methods for controlling polymer chain scission
EP3247547B1 (en) 2015-01-21 2023-03-22 Univation Technologies, LLC Methods for gel reduction in polyolefins
SG11201707037TA (en) 2015-03-10 2017-09-28 Univation Tech Llc Spray dried catalyst compositions, methods for preparation and use in olefin polymerization processes
CN107531840B (zh) 2015-04-27 2022-11-18 尤尼威蒂恩技术有限责任公司 具有改进流动特性的负载型催化剂组合物及其制备
US10435552B2 (en) 2015-06-12 2019-10-08 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
US10745499B2 (en) 2015-08-07 2020-08-18 Sabic Global Technologies B.V. Process for the polymerization of olefins
EP3331924B1 (en) 2015-08-07 2019-08-21 SABIC Global Technologies B.V. Process for the polymerization of olefins
EP3353146B1 (en) 2015-09-22 2023-10-25 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
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
WO2018048472A1 (en) 2016-09-09 2018-03-15 Exxonmobil Chemical Patents Inc. Pilot plant scale semi-condensing operation
US10995158B2 (en) 2016-12-12 2021-05-04 Sabic Global Technologies B.V. Process for manufacture of low emission heterophasic polypropylene
CN110050028B (zh) 2016-12-12 2021-12-07 Sabic环球技术有限责任公司 异相丙烯共聚物
EP3551674A1 (en) 2016-12-12 2019-10-16 SABIC Global Technologies B.V. Process for manufacture of low emission homopolymer or random polypropylene
EP3333222A1 (en) 2016-12-12 2018-06-13 SABIC Global Technologies B.V. Composition comprising heterophasic propylene copolymer
WO2018108929A1 (en) 2016-12-12 2018-06-21 Sabic Global Technologies B.V. Pellet comprising thermoplastic polymer sheath surrounding glass filaments having reduced emissions
WO2018118258A1 (en) 2016-12-20 2018-06-28 Exxonmobil Chemical Patents Inc. Methods for controlling start up conditions in polymerization processes
WO2018147931A1 (en) 2017-02-07 2018-08-16 Exxonmobil Chemical Patents Inc. Processes for reducing the loss of catalyst activity of a ziegler-natta catalyst
EP3788082A1 (en) 2018-05-02 2021-03-10 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
WO2021037590A1 (en) 2019-08-27 2021-03-04 Sabic Global Technologies B.V. Heterophasic propylene copolymer composition
US20230014149A1 (en) 2019-12-24 2023-01-19 Sabic Global Technologies B.V. Heterophasic propylene copolymer composition with low gloss
CN114867781A (zh) 2019-12-24 2022-08-05 Sabic环球技术有限责任公司 具有高热变形温度的聚合物组合物
US20230038583A1 (en) 2019-12-24 2023-02-09 Sabic Global Technologies B.V. Heterophasic propylene copolymer composition
CN114929799A (zh) 2019-12-24 2022-08-19 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
WO2021160773A1 (en) 2020-02-14 2021-08-19 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
EP3650495A3 (en) 2020-02-14 2020-05-27 SABIC Global Technologies B.V. Film comprising heterophasic propylene copolymer composition
KR20220158252A (ko) 2020-03-27 2022-11-30 사빅 글로벌 테크놀러지스 비.브이. 저온에서 개선된 충격 강도를 갖는 폴리머 조성물
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
CN116615501A (zh) 2020-12-18 2023-08-18 Sabic环球技术有限责任公司 具有高光泽、低收缩和高抗冲击性的聚合物组合物
WO2022144251A1 (en) 2020-12-28 2022-07-07 Sabic Global Technologies B.V. Polypropylene composition with high multi-axial impact resistance and improved tiger stripe behaviour
CN117098785A (zh) 2021-04-30 2023-11-21 埃克森美孚化学专利公司 用于聚合反应器中不同聚合催化剂之间的转变的方法
WO2023081577A1 (en) 2021-11-02 2023-05-11 Exxonmobil Chemical Patents Inc. Polyethylene compositions, articles thereof, and methods thereof
WO2023104940A1 (en) 2021-12-09 2023-06-15 Sabic Global Technologies B.V. Catalyst system for polymerization of an olefin
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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
CA1311741C (en) * 1987-05-04 1992-12-22 Robert C. Job Preparation of olefin polymerization catalyst component

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NO882159D0 (no) 1988-05-18
FI92837C (fi) 1995-01-10
EP0291958A2 (en) 1988-11-23
JPH0725836B2 (ja) 1995-03-22
EP0291958A3 (en) 1989-11-15
NO882159L (no) 1988-11-21
CZ281856B6 (cs) 1997-03-12
IN171145B (pt) 1992-08-01
BR8802429A (pt) 1988-12-13
SK339588A3 (en) 1999-02-11
CA1302640C (en) 1992-06-02
NO173142C (no) 1993-11-03
SK279707B6 (sk) 1999-02-11
FI882323A (fi) 1988-11-20
MY103526A (en) 1993-07-31
DD274230A5 (de) 1989-12-13
US5093415A (en) 1992-03-03
KR930008452B1 (ko) 1993-09-04
FI92837B (fi) 1994-09-30
NZ224679A (en) 1990-05-28
NO173142B (no) 1993-07-26
KR880013987A (ko) 1988-12-22
GR3008144T3 (pt) 1993-09-30
JPS6454008A (en) 1989-03-01
CZ339588A3 (en) 1996-12-11
DE3880193D1 (de) 1993-05-19
AU603444B2 (en) 1990-11-15
EP0291958B1 (en) 1993-04-14
FI882323A0 (fi) 1988-05-18
ES2039504T3 (es) 1993-10-01
DE3880193T2 (de) 1993-08-05
ATE88193T1 (de) 1993-04-15
AU1633688A (en) 1988-11-24

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