TW354792B - Olefin polymerization catalyst and process for preparing polypropylene and propylene block copolymer - Google Patents

Olefin polymerization catalyst and process for preparing polypropylene and propylene block copolymer

Info

Publication number
TW354792B
TW354792B TW083107329A TW83107329A TW354792B TW 354792 B TW354792 B TW 354792B TW 083107329 A TW083107329 A TW 083107329A TW 83107329 A TW83107329 A TW 83107329A TW 354792 B TW354792 B TW 354792B
Authority
TW
Taiwan
Prior art keywords
olefin polymerization
polymerization catalyst
block copolymer
catalyst component
propylene block
Prior art date
Application number
TW083107329A
Other languages
English (en)
Chinese (zh)
Inventor
Tetsunori Shinozaki
Mamoru Kioka
Original Assignee
Mitsui Petrochemical Ind
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 Mitsui Petrochemical Ind filed Critical Mitsui Petrochemical Ind
Application granted granted Critical
Publication of TW354792B publication Critical patent/TW354792B/zh

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
    • C08F4/60—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 together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • 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
    • C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
    • C08F297/06—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type
    • C08F297/08—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins
    • C08F297/083—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins the monomers being ethylene or propylene
    • 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
    • C08F10/04—Monomers containing three or four carbon atoms
    • C08F10/06—Propene
    • 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
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/04—Monomers containing three or four carbon atoms
    • C08F210/06—Propene
    • 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
    • C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F110/04—Monomers containing three or four carbon atoms
    • C08F110/06—Propene
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
    • 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
    • Y10S526/904—Monomer polymerized in presence of transition metal containing catalyst at least part of which is supported on a polymer, e.g. prepolymerized catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Graft Or Block Polymers (AREA)
TW083107329A 1993-08-13 1994-08-11 Olefin polymerization catalyst and process for preparing polypropylene and propylene block copolymer TW354792B (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP20138893 1993-08-13
JP20138993 1993-08-13
JP20431193 1993-08-18
JP20430993 1993-08-18
JP20431093 1993-08-18

Publications (1)

Publication Number Publication Date
TW354792B true TW354792B (en) 1999-03-21

Family

ID=27529285

Family Applications (1)

Application Number Title Priority Date Filing Date
TW083107329A TW354792B (en) 1993-08-13 1994-08-11 Olefin polymerization catalyst and process for preparing polypropylene and propylene block copolymer

Country Status (7)

Country Link
US (4) US5618886A (US06214939-20010410-M00002.png)
EP (2) EP0641807B1 (US06214939-20010410-M00002.png)
KR (2) KR0182339B1 (US06214939-20010410-M00002.png)
CN (7) CN1049898C (US06214939-20010410-M00002.png)
CA (1) CA2130009C (US06214939-20010410-M00002.png)
DE (2) DE69429198T2 (US06214939-20010410-M00002.png)
TW (1) TW354792B (US06214939-20010410-M00002.png)

Families Citing this family (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW354792B (en) 1993-08-13 1999-03-21 Mitsui Petrochemical Ind Olefin polymerization catalyst and process for preparing polypropylene and propylene block copolymer
CA2162946C (en) * 1994-11-21 2004-01-06 Kazuyuki Watanabe Propylene block copolymer and process for producing the same
IT1275867B1 (it) * 1995-03-07 1997-10-24 Enichem Elastomers Procedimento per l'ottenimento di copolimeri elastomerici etilene- propilene ad alta purezza e distribuzione dei pesi molecolari
DE19545499A1 (de) * 1995-12-06 1997-06-12 Basf Ag Verbesserte statistische Propylencopolymerisate
IT1282691B1 (it) * 1996-02-27 1998-03-31 Montell North America Inc Processo per la preparazione di copolimeri random del propilene e prodotti cosi' ottenuti
US5859143A (en) * 1996-04-18 1999-01-12 Mitsubishi Chemical Corporation Process for continuously producing propylene-based block copolymer
CA2256707C (en) * 1996-05-27 2004-12-21 Mitsui Chemicals, Incorporated Crystalline polypropylene, process for preparing the same, polypropylene composition, and thermoformed article
US6403708B2 (en) 1996-05-27 2002-06-11 Mitsui Chemicals Inc Crystalline polypropylenes, process for preparing thereof, polypropylene compositions, and thermoformed products
JP3358441B2 (ja) * 1996-06-04 2002-12-16 住友化学工業株式会社 ポリプロピレンブロック共重合体
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
KR100444618B1 (ko) 1997-05-30 2004-08-18 미쓰이 가가쿠 가부시키가이샤 폴리프로필렌 수지조성물 및 사출성형품
JPH1112316A (ja) * 1997-06-26 1999-01-19 Toho Titanium Co Ltd オレフィン類重合用固体触媒成分及び触媒
WO2000026259A1 (en) 1998-11-04 2000-05-11 Montell Technology Company Bv Components and catalysts for the polymerization of olefins
SG80673A1 (en) * 1999-02-25 2001-05-22 Sumitomo Chemical Co Catalyst component, catalyst for olefin polymerization, process for producing olefin polymer and use of organosilicon compound
KR100546499B1 (ko) * 1999-05-27 2006-01-26 삼성토탈 주식회사 에틸렌 중합 및 공중합용 촉매
KR100524293B1 (ko) 1999-05-27 2005-10-26 삼성토탈 주식회사 에틸렌 중합 및 공중합용 촉매
EP1218423B1 (en) * 1999-10-02 2005-03-16 Borealis Technology Oy Modified supported catalysts for the polymerization of olefins
ATE336529T1 (de) 2000-02-08 2006-09-15 Exxonmobil Chem Patents Inc Schlagzähe propylencopolymerisate
US6384142B1 (en) * 2000-02-08 2002-05-07 Exxonmobil Chemical Patents Inc. Propylene impact copolymers
US6770586B2 (en) * 2000-04-24 2004-08-03 Toho Titanium Co., Ltd. Solid catalyst component and catalyst for olefins polymerization
JP5122054B2 (ja) 2000-05-12 2013-01-16 バセル テクノロジー カンパニー ビー．ブイ． オレフィン重合用の予備重合触媒成分
KR100387734B1 (ko) * 2000-06-17 2003-06-18 삼성종합화학주식회사 올레핀 중합용 촉매 및 중합방법
AU2002225662A1 (en) 2000-11-07 2002-05-21 Symyx Technologies, Inc. Substituted pyridyl amine ligands, complexes and catalysts therefrom; processes for producing polyolefins therewith
KR100389476B1 (ko) * 2000-11-09 2003-06-27 삼성종합화학주식회사 에틸렌 중합체 및 공중합체 제조방법
KR100389477B1 (ko) * 2000-11-09 2003-06-27 삼성종합화학주식회사 에틸렌 중합체 및 공중합체 제조방법
KR100389475B1 (ko) * 2000-11-09 2003-06-27 삼성종합화학주식회사 에틸렌 중합 또는 공중합용 촉매의 제조 방법
KR100389962B1 (ko) * 2000-11-10 2003-07-02 삼성종합화학주식회사 에틸렌 중합 또는 공중합용 촉매의 제조 방법
KR100421551B1 (ko) * 2000-12-16 2004-03-09 삼성아토피나주식회사 올레핀 전중합 촉매 및 이를 이용한 올레핀 중합방법
EP1358223A4 (en) * 2000-12-22 2005-01-05 Samsung General Chemicals Co CHELATE CATALYST FOR OLEFIN POLYMERIZATION AND OLEFIN POLYMERIZATION METHOD USED
KR100431637B1 (ko) * 2000-12-22 2004-05-17 삼성아토피나주식회사 올레핀 중합방법 및 고용융장력의 수지조성물
EP1362131A4 (en) * 2000-12-22 2005-03-02 Samsung General Chemicals Co POLYPROPYL FLAME RETARDANT COMPOSITION
KR100530794B1 (ko) 2001-06-21 2005-11-23 삼성토탈 주식회사 에틸렌 중합 및 공중합용 촉매
WO2003106514A2 (en) 2002-06-13 2003-12-24 Basell Poliolefine Italia S.P.A. Process for the preparation of ethylene copolymers
US7091292B2 (en) * 2002-04-24 2006-08-15 Symyx Technologies, Inc. Bridged bi-aromatic catalysts, complexes, and methods of using the same
JP4371305B2 (ja) * 2002-04-24 2009-11-25 シミックス・ソルーションズ・インコーポレーテッド 架橋ビス芳香族リガンド、錯体、触媒、または、重合方法およびそれにより得られるポリマー
US7060848B2 (en) * 2002-04-24 2006-06-13 Symyx Technologies, Inc. Bridged bi-aromatic catalysts, complexes, and methods of using the same
WO2003095504A1 (fr) * 2002-05-10 2003-11-20 Idemitsu Kosan Co., Ltd. Compose catalyseur solide pour polymerisation d'olefines, catalyseurs pour polymerisation d'olefines et procede de production de polymeres d'olefines
US20040166337A1 (en) * 2003-02-20 2004-08-26 Toray Plastics (America), Inc. Biaxially oriented polypropylene high barrier metallized film for packaging
JP2005320362A (ja) * 2004-05-06 2005-11-17 Toho Catalyst Co Ltd オレフィン類重合用触媒およびオレフィン類の重合方法
WO2006011334A1 (ja) * 2004-07-28 2006-02-02 Mitsui Chemicals, Inc. オレフィン重合用触媒及び該触媒を用いる重合方法
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
US7705157B2 (en) * 2004-12-16 2010-04-27 Symyx Solutions, Inc. Phenol-heterocyclic ligands, metal complexes, and their uses as catalysts
US7977435B2 (en) 2006-07-12 2011-07-12 Lin Chon-Yie Propylene polymer compositions and processes for making the same
US8281332B2 (en) * 2007-05-02 2012-10-02 Google Inc. Animated video overlays
WO2009029487A1 (en) 2007-08-24 2009-03-05 Dow Global Technologies, Inc. Self-limiting catalyst system with controlled aluminum rto sca ratio and method
US20090096130A1 (en) * 2007-09-28 2009-04-16 Advanced Composites, Inc. Thermoplastic polyolefin material with high surface gloss
BRPI0822601B1 (pt) 2008-04-24 2020-12-01 Borealis Ag copolímeros de polipropileno heterofásico com elevada pureza, seu processo de produção, e artigo
US20090286944A1 (en) * 2008-05-15 2009-11-19 Symyx Technologies, Inc. Select phenol-heterocycle ligands, metal complexes formed therefrom, and their uses as catalysts
EP2315789B1 (en) * 2008-08-21 2015-09-02 W.R. Grace & CO. - CONN. Catalyst composition with mixed selectivity control agent and polymerisation method using it
JP5474069B2 (ja) * 2008-08-21 2014-04-16 ダウ グローバル テクノロジーズ エルエルシー 高メルトフローのプロピレン耐衝撃コポリマー及び方法
ES2445100T3 (es) * 2008-09-22 2014-02-28 Mitsui Chemicals, Inc. Copolímero en bloque a base de propileno y composición que contiene dicho copolímero, y cuerpo moldeado obtenido del mismo
JP5454107B2 (ja) * 2008-12-25 2014-03-26 住友化学株式会社 プロピレン系ブロック共重合体の製造方法
RU2011131780A (ru) * 2008-12-29 2013-02-10 ДАУ ГЛОБАЛ ТЕКНОЛОДЖИЗ ЭлЭлСи Каталитическая композиция с донором электронов на основе фосфора
US20100267882A1 (en) * 2009-04-15 2010-10-21 Advanced Composites, Inc. Polyolefin Compositions
EP2537868B1 (en) * 2011-06-21 2016-08-10 Borealis AG Process for the manufacture of alpha-nucleated polypropylene
WO2015107708A1 (ja) 2014-01-20 2015-07-23 東邦チタニウム株式会社 オレフィン類重合用固体触媒成分、その製造方法、オレフィン類重合用触媒およびオレフィン類重合体の製造方法
US9382351B2 (en) 2014-02-07 2016-07-05 Eastman Chemical Company Amorphous propylene-ethylene copolymers
US10647795B2 (en) 2014-02-07 2020-05-12 Eastman Chemical Company Adhesive composition comprising amorphous propylene-ethylene copolymer and polyolefins
US10308740B2 (en) 2014-02-07 2019-06-04 Eastman Chemical Company Amorphous propylene-ethylene copolymers
US10696765B2 (en) 2014-02-07 2020-06-30 Eastman Chemical Company Adhesive composition comprising amorphous propylene-ethylene copolymer and propylene polymer
US10723824B2 (en) 2014-02-07 2020-07-28 Eastman Chemical Company Adhesives comprising amorphous propylene-ethylene copolymers
US11267916B2 (en) 2014-02-07 2022-03-08 Eastman Chemical Company Adhesive composition comprising amorphous propylene-ethylene copolymer and polyolefins
CN105884971B (zh) * 2014-09-05 2019-03-15 中国石油化工股份有限公司 一种链烯烃-环烯烃共聚物
US11427660B2 (en) 2016-08-17 2022-08-30 Formosa Plastics Corporation, Usa Organosilicon compounds as electron donors for olefin polymerization catalysts and methods of making and using same
US20210317242A1 (en) * 2018-09-28 2021-10-14 Borealis Ag Process for producing a prepolymerized solid ziegler-natta catalyst
EP3966258A4 (en) * 2019-05-10 2023-05-24 W. R. Grace & Co.-Conn ACTIVE CATALYST COMPONENTS FOR OLEFIN POLYMERIZATION

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4522982A (en) * 1983-06-06 1985-06-11 Exxon Research & Engineering Co. Isotactic-stereoblock polymers of alpha-olefins and process for producing the same
CA1235543A (en) * 1984-09-12 1988-04-19 Norio Kashiwa Process for producing propylene block copolymer
CA1310955C (en) * 1987-03-13 1992-12-01 Mamoru Kioka Process for polymerization of olefins and polymerization catalyst
DE68913375T3 (de) * 1988-06-17 2002-05-02 Mitsui Chemicals Inc Olefinpolymerisationsverfahren und dabei anwendbarer Polymerisationskatalysator.
KR930001064B1 (ko) * 1988-09-13 1993-02-15 미쓰이 세끼유 가가꾸 고오교오 가부시끼가이샤 올레핀중합용 촉매성분 및 그 제조방법, 올레핀중합용 촉매 및 올레핀의 중합방법
IT1227258B (it) * 1988-09-30 1991-03-28 Himont Inc Componenti e catalizzatori per la polimerizzazione di olefine
IT1227259B (it) * 1988-09-30 1991-03-28 Himont Inc Catalizzatori per la polimerizzazione di olefine.
IT1241093B (it) * 1990-03-30 1993-12-29 Himont Inc Componenti e catalizzatori per la polimerizzazione di olefine
ATE156843T1 (de) * 1990-04-13 1997-08-15 Mitsui Petrochemical Ind Festes titan enthaltendes katalysatorbestandteil und katalysator für olefinpolymerisation, vorpolymerisierte olefinpolymerisationskatalysator und verfahren für olefinpolymerisation
US5726262A (en) * 1990-04-13 1998-03-10 Mitsui Petrochemical Industries, Ltd. Solid titanium catalyst component for olefin polymerization, olefin polymerization catalyst, prepolymerized polyolefin-containing catalyst and method of olefin polymerization
DE4114833A1 (de) * 1990-05-16 1991-11-28 Basf Ag Ziegler-natta-katalysatorsysteme mit siliciumorganischen verbindungen
IT1245250B (it) * 1991-03-27 1994-09-13 Himont Inc Componenti e catalizzatori per la polimerizzazione di olefine
IT1262933B (it) * 1992-01-31 1996-07-22 Montecatini Tecnologie Srl Processo per la polimerizzazione in fase gas di alfa-olefine
US5308818A (en) * 1992-06-08 1994-05-03 Fina Technology, Inc. Catalyst system for the polymerization of olefins
JP3280477B2 (ja) * 1992-08-31 2002-05-13 三井化学株式会社 オレフィン重合用固体状チタン触媒成分の調製方法
TW354792B (en) 1993-08-13 1999-03-21 Mitsui Petrochemical Ind Olefin polymerization catalyst and process for preparing polypropylene and propylene block copolymer

Also Published As

Publication number Publication date
EP0854156A2 (en) 1998-07-22
KR950005850A (ko) 1995-03-20
CN1111643A (zh) 1995-11-15
CN1112375C (zh) 2003-06-25
CN1125831C (zh) 2003-10-29
CA2130009A1 (en) 1995-02-14
CN1132866C (zh) 2003-12-31
CN1112376C (zh) 2003-06-25
DE69432779D1 (de) 2003-07-10
US6214939B1 (en) 2001-04-10
CN1231295A (zh) 1999-10-13
US20010044375A1 (en) 2001-11-22
CN1231293A (zh) 1999-10-13
KR0182339B1 (ko) 1999-05-15
CN1231294A (zh) 1999-10-13
CA2130009C (en) 1998-09-22
CN1239105A (zh) 1999-12-22
EP0641807A3 (en) 1995-04-26
EP0641807B1 (en) 2003-06-04
CN1232829A (zh) 1999-10-27
DE69429198D1 (de) 2002-01-03
CN1245813A (zh) 2000-03-01
US6271166B1 (en) 2001-08-07
US6537942B2 (en) 2003-03-25
DE69432779T2 (de) 2004-05-13
EP0854156A3 (en) 1998-08-12
EP0641807A2 (en) 1995-03-08
DE69429198T2 (de) 2002-08-14
CN1049898C (zh) 2000-03-01
EP0854156B1 (en) 2001-11-21
KR0163665B1 (en) 1999-01-15
CN1169846C (zh) 2004-10-06
CN1112379C (zh) 2003-06-25
US5618886A (en) 1997-04-08

Similar Documents

Publication Publication Date Title
TW354792B (en) Olefin polymerization catalyst and process for preparing polypropylene and propylene block copolymer
MY109753A (en) Process for polymerizing olefins and catalyst for polymerizing olefins.
DE3275097D1 (en) Process for producing a propylene block copolymer, and moulded articles of such a copolymer
EP0350170A3 (en) Process for polymerising olefins and polymerisation catalyst therefor
CA2024593A1 (en) New carrier catalyst for the polymerization of ethylene
CA2152552A1 (en) Process for preparing cycloolefin copolymers
AU3824993A (en) Olefin polymerization catalyst, process for its preparation, and its use
CA2294384A1 (en) Olefin polymerization process
PL288512A1 (en) Solid component of a catalyst for polymerization of olefins and method of polymerizing olefins using such catalist
EP0662484A3 (en) Olefin polymerization catalysts
CA2248767A1 (en) Copolymers of ethylene and geminally disubstituted olefins
CA2053266A1 (en) Polymerization process and catalyst
EP0397122A3 (en) Olefin polymerization catalyst and process for producing ethylene copolymers
CA2278282A1 (en) Olefin copolymers from bridged bis(arylamido) group 4 catalyst compounds
AU2974089A (en) Olefin polymerization catalyst and process for the polymerization of olefins
FR2738826B1 (fr) Alcoxysilacycloalcanes, leur procede de preparation et leur utilisation pour la polymerisation des olefines
MX9202725A (es) Proceso para la preparacion de polimeros a base de dieno conjugado de estructura modificada y producto obtenido mediante tal proceso.
CA2267937A1 (en) Split aluminum addition process for making catalyst
CA2037609A1 (en) Solid catalyst component for use in polymerization of a-olefins
EP0395391A3 (en) Catalyst component for producing crystalline polymers and a process for producing the catalyst
EP0461268A4 (en) Process for producing olefin polymerization catalyst component and polyolefin
MY113243A (en) Process for preparing a ziegler-natta catalyst
EP0283958A3 (en) Olefin polymer and process for production thereof
JPS55133408A (en) Polymerization of olefin
CA2194178A1 (en) Catalyst system for the polymerization of ethylene