DE3850616D1 - Fester Katalysator für Olefinpolymerisation. - Google Patents

Fester Katalysator für Olefinpolymerisation.

Info

Publication number
DE3850616D1
DE3850616D1 DE3850616T DE3850616T DE3850616D1 DE 3850616 D1 DE3850616 D1 DE 3850616D1 DE 3850616 T DE3850616 T DE 3850616T DE 3850616 T DE3850616 T DE 3850616T DE 3850616 D1 DE3850616 D1 DE 3850616D1
Authority
DE
Germany
Prior art keywords
solid catalyst
olefin
catalyst
olefin polymerization
producing
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE3850616T
Other languages
English (en)
Other versions
DE3850616T3 (de
DE3850616T2 (de
Inventor
Toshiyuki Tsutsui
Ken Yoshitsugu
Akinori Toyota
Norio Kashiwa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsui Chemicals Inc
Original Assignee
Mitsui Petrochemical Industries Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=14636963&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3850616(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Mitsui Petrochemical Industries Ltd filed Critical Mitsui Petrochemical Industries Ltd
Publication of DE3850616D1 publication Critical patent/DE3850616D1/de
Application granted granted Critical
Publication of DE3850616T2 publication Critical patent/DE3850616T2/de
Publication of DE3850616T3 publication Critical patent/DE3850616T3/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C08F4/60Metals; 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
    • C08F4/62Refractory metals or compounds thereof
    • C08F4/68Vanadium, niobium, tantalum or compounds thereof
    • 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
    • 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
    • C08F110/00Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F110/02Ethene
    • 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
    • C08F4/60Metals; 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
    • C08F4/62Refractory metals or compounds thereof
    • C08F4/64Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/65912Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an organoaluminium compound
    • 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
    • C08F4/60Metals; 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
    • C08F4/62Refractory metals or compounds thereof
    • C08F4/64Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/65916Component covered by group C08F4/64 containing a transition metal-carbon bond supported on a carrier, e.g. silica, MgCl2, polymer
    • 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
    • C08F4/60Metals; 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
    • C08F4/62Refractory metals or compounds thereof
    • C08F4/64Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/6592Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
    • 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
    • Y10S526/904Monomer polymerized in presence of transition metal containing catalyst at least part of which is supported on a polymer, e.g. prepolymerized catalysts
    • 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
    • Y10S526/941Synthetic resins or natural rubbers -- part of the class 520 series having the transition metal bonded directly to carbon
    • 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
    • Y10S526/943Polymerization with metallocene catalysts
DE3850616T 1987-05-13 1988-05-12 Fester Katalysator für Olefinpolymerisation. Expired - Fee Related DE3850616T3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62114409A JP2538595B2 (ja) 1987-05-13 1987-05-13 オレフイン重合用固体触媒

Publications (3)

Publication Number Publication Date
DE3850616D1 true DE3850616D1 (de) 1994-08-18
DE3850616T2 DE3850616T2 (de) 1994-10-20
DE3850616T3 DE3850616T3 (de) 2002-09-12

Family

ID=14636963

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3850616T Expired - Fee Related DE3850616T3 (de) 1987-05-13 1988-05-12 Fester Katalysator für Olefinpolymerisation.

Country Status (8)

Country Link
US (1) US5126301A (de)
EP (1) EP0294942B2 (de)
JP (1) JP2538595B2 (de)
KR (1) KR920001319B1 (de)
CN (1) CN1013581B (de)
AT (1) ATE108460T1 (de)
CA (1) CA1314536C (de)
DE (1) DE3850616T3 (de)

Families Citing this family (63)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5654248A (en) * 1986-08-26 1997-08-05 Mitsui Petrochemical Industries, Ltd. Catalyst for polymerizing alpha-olefins and process for polymerization
ATE177759T1 (de) * 1986-09-24 1999-04-15 Mitsui Chemicals Inc Verfahren zur olefinpolymerisation
CA1304746C (en) * 1987-08-31 1992-07-07 The Dow Chemical Company Preparation of polyhydrocarbylaluminoxanes
US5451204A (en) * 1988-07-22 1995-09-19 Yoon; Inbae Multifunctional devices for endoscopic surgical procedures
DE3916555A1 (de) 1989-05-20 1990-11-22 Hoechst Ag Verfahren zur herstellung von ethylenpolymeren
KR100186779B1 (ko) * 1989-10-30 1999-05-15 제이. 씨. 디트 레이트 메탈로센 촉매반응을 이용하여 조절된 형태학적 특성을 갖는 폴리올레핀 플러프를 제조하는 방법
CA2071706C (en) * 1991-06-20 1996-09-17 Junichi Imuta Catalyst for olefin polymerization, process for the polymerization of olefin, and transition metal compound employable for the catalyst
JP3378598B2 (ja) * 1991-10-28 2003-02-17 シエル・インターナシヨナル・リサーチ・マートスハツペイ・ベー・ヴエー 触媒組成物
DE69224600T2 (de) * 1991-11-12 1998-08-27 Nippon Oil Co Ltd Katalysatorbestandteile für Olefinpolymerisation
US5362824A (en) * 1991-12-13 1994-11-08 Mobil Oil Corporation Olefin polymerization catalysts
US5461017A (en) * 1991-12-13 1995-10-24 Mobil Oil Corporation Olefin polymerization catalysts
FI112233B (fi) * 1992-04-01 2003-11-14 Basell Polyolefine Gmbh Katalyytti olefiinipolymerointia varten, menetelmä sen valmistamiseksi ja sen käyttö
US6043401A (en) * 1992-05-26 2000-03-28 Bp Amoco Corporation Reactive, low molecular weight, viscous poly(1-olefins) and copoly(1-olefins) and their method of manufacture
US5688887A (en) * 1992-05-26 1997-11-18 Amoco Corporation Reactive, low molecular weight, viscous poly(1-olefins) and copoly(1-olefins) and their method of manufacture
WO1993024539A1 (en) * 1992-05-26 1993-12-09 Amoco Corporation Reactive, low molecular weight, viscous poly(1-olefins) and copoly(1-olefins) and their method of manufacture
JPH06100614A (ja) * 1992-08-06 1994-04-12 Mitsui Petrochem Ind Ltd オレフィン重合用触媒およびこれを用いるオレフィンの重合方法
JP3202349B2 (ja) * 1992-09-22 2001-08-27 三菱化学株式会社 触媒組成物およびそれを用いるオレフィンの重合法
US5449650A (en) * 1992-12-08 1995-09-12 Mitsubishi Petrochemical Company Limited Catalyst components for polymerization of olefins and use thereof
GB9300934D0 (en) * 1993-01-19 1993-03-10 Bp Chem Int Ltd Metallocene complexes
TW298593B (de) * 1993-02-12 1997-02-21 Hoechst Ag
IT1264680B1 (it) 1993-07-07 1996-10-04 Spherilene Srl Catalizzatori supportati per la polimerizzazione delle olefine
US5397757A (en) * 1993-10-27 1995-03-14 Mobil Oil Corporation Cocatalysts for metallocene-based olefin polymerization catalyst systems
US5491207A (en) * 1993-12-14 1996-02-13 Exxon Chemical Patents Inc. Process of producing high molecular weight ethylene-α-olefin elastomers with an indenyl metallocene catalyst system
DE4344672C1 (de) * 1993-12-27 1995-06-14 Basf Ag Verfahren zur Herstellung von Polymerisaten des Ethylens durch Suspensionspolymerisation
US6391817B1 (en) 1993-12-28 2002-05-21 Exxonmobil Chemical Patents Inc. Method for producing a prepolymerized catalyst
US5466648A (en) * 1994-06-28 1995-11-14 Quantum Chemical Corporation Supported alpha-olefin dimerization catalyst
JP3349277B2 (ja) * 1994-07-26 2002-11-20 新日本石油株式会社 ポリオレフィンの製造方法
TW454020B (en) 1994-08-09 2001-09-11 Mitsui Chemicals Inc Olefin polymerization catalyst
DE4436113A1 (de) 1994-10-10 1996-04-11 Hoechst Ag Metallocenverbindung
US5670589A (en) * 1995-02-08 1997-09-23 Phillips Petroleum Company Organoaluminoxy product, catalyst systems, preparation, and use
US5882750A (en) * 1995-07-03 1999-03-16 Mobil Oil Corporation Single reactor bimodal HMW-HDPE film resin with improved bubble stability
CN1047388C (zh) * 1995-07-14 1999-12-15 中国石油化工总公司 负载型金属茂类化合物/铝氧烷催化剂的制备
DE19527652A1 (de) * 1995-07-28 1997-01-30 Hoechst Ag Metallocenverbindung
US6486089B1 (en) 1995-11-09 2002-11-26 Exxonmobil Oil Corporation Bimetallic catalyst for ethylene polymerization reactions with uniform component distribution
CA2163681C (en) * 1995-11-24 2007-02-13 Daryll G. Harrison Supported monocyclopentadienyl zirconium catalyst
WO1997021745A1 (fr) * 1995-12-08 1997-06-19 Kaneka Corporation Resine de polyolefine greffee et composition de resine thermoplastique la contenant
US5856255A (en) * 1996-01-22 1999-01-05 Albemarle Corporation Preparation of supported auxiliary catalysts at elevated temperature and pressure in a closed vessel
US6417130B1 (en) 1996-03-25 2002-07-09 Exxonmobil Oil Corporation One pot preparation of bimetallic catalysts for ethylene 1-olefin copolymerization
US6225426B1 (en) * 1996-04-10 2001-05-01 Uniroyal Chemical Company, Inc. Process for producing polyolefin elastomer employing a metallocene catalyst
DE19615953A1 (de) * 1996-04-22 1997-10-23 Basf Ag Verfahren zur Herstellung von Polymerisaten von Alk-1-enen in Gegenwart eines geträgerten Metallocenkatalysatorsystems und eines Antistatikums
US5739368A (en) * 1996-05-10 1998-04-14 Albemarle Corporation Use of heat treated alumoxanes in preparing supported catalysts
AU3505497A (en) * 1996-07-15 1998-02-09 Mobil Oil Corporation Comonomer pretreated bimetallic catalyst for blow molding and film applications
US6051525A (en) * 1997-07-14 2000-04-18 Mobil Corporation Catalyst for the manufacture of polyethylene with a broad or bimodal molecular weight distribution
US6153551A (en) 1997-07-14 2000-11-28 Mobil Oil Corporation Preparation of supported catalyst using trialkylaluminum-metallocene contact products
DE69821528T2 (de) 1997-12-08 2004-07-01 Albemarle Corp. Katalysatorzusammensetzungen mit gesteigertem leistungsvermögen
US6551955B1 (en) 1997-12-08 2003-04-22 Albemarle Corporation Particulate group 4 metallocene-aluminoxane catalyst compositions devoid of preformed support, and their preparation and their use
US6677265B1 (en) 1997-12-08 2004-01-13 Albemarle Corporation Process of producing self-supported catalysts
KR100380018B1 (ko) 1998-04-09 2003-10-04 주식회사 엘지화학 메탈로센담지촉매및이를이용한올레핀중합방법
KR100358225B1 (ko) 1998-04-09 2003-01-24 주식회사 엘지화학 조촉매의 재순환이 가능한 메탈로센 촉매 중합 방법
JP3322641B2 (ja) 1998-09-09 2002-09-09 丸善石油化学株式会社 オレフィン重合用固体触媒及びこれを用いたオレフィン系重合体の製造方法
US6225427B1 (en) 1998-10-15 2001-05-01 Uniroyal Chemical Company, Inc. Olefin polymerization process employing metallocene catalyst provided by cocatalyst activation of a metallocene procatalyst
GB9826874D0 (en) * 1998-12-07 1999-01-27 Borealis As Process
US6281155B1 (en) 1999-11-19 2001-08-28 Equistar Chemicals, L.P. Supported olefin polymerization catalysts
US7074736B2 (en) * 2000-10-31 2006-07-11 Rohm And Haas Company Hydrozirconated matrix and process for polyolefin production
CN1275985C (zh) * 2001-11-30 2006-09-20 埃克森美孚化学专利公司 用非单中心/单中心催化剂结合物制备的乙烯/α-烯烃共聚物及其制备方法和用途
WO2004005360A2 (en) * 2002-07-09 2004-01-15 Basell Polyolefine Gmbh Catalyst system for the polymerization of olefins
JP3961910B2 (ja) 2002-07-12 2007-08-22 丸善石油化学株式会社 オレフィン重合用触媒及びそれを用いたオレフィンの重合方法
AU2003293887A1 (en) 2002-12-16 2004-07-09 Basell Polyolefine Gmbh Preparation of supported catalyst systems containing reduced amounts of aluminoxanes
EP1462464A1 (de) * 2003-03-25 2004-09-29 Borealis Technology Oy Metallocenkatalysatoren, Verfahren zur Herstellung von Polyolefinen damit
JP4133772B2 (ja) 2003-12-01 2008-08-13 丸善石油化学株式会社 オレフィン重合用触媒及びそれを用いたオレフィンの重合方法
US7601255B2 (en) 2006-09-06 2009-10-13 Chemtura Corporation Process for removal of residual catalyst components
BRPI0703586B1 (pt) 2007-10-19 2018-02-06 Braskem S.A Catalisador metaloceno suportado, e, copolímeros de etileno com alfa-olefinas de alto e ultra alto peso molecular
US8067652B2 (en) 2009-08-13 2011-11-29 Chemtura Corporation Processes for controlling the viscosity of polyalphaolefins

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4295991A (en) * 1978-09-26 1981-10-20 Exxon Research & Engineering Co. Titanium trichloride catalyst component and the process for the production thereof
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
ZA844157B (en) * 1983-06-06 1986-01-29 Exxon Research Engineering Co Process and catalyst for polyolefin density and molecular weight control
JPH0639496B2 (ja) * 1985-06-03 1994-05-25 旭化成工業株式会社 オレフインの重合方法
US4701432A (en) * 1985-11-15 1987-10-20 Exxon Chemical Patents Inc. Supported polymerization catalyst

Also Published As

Publication number Publication date
EP0294942B1 (de) 1994-07-13
US5126301A (en) 1992-06-30
DE3850616T3 (de) 2002-09-12
JP2538595B2 (ja) 1996-09-25
CN88103902A (zh) 1988-12-14
CA1314536C (en) 1993-03-16
KR880013990A (ko) 1988-12-22
EP0294942A1 (de) 1988-12-14
JPS63280703A (ja) 1988-11-17
ATE108460T1 (de) 1994-07-15
DE3850616T2 (de) 1994-10-20
EP0294942B2 (de) 2002-05-08
CN1013581B (zh) 1991-08-21
KR920001319B1 (ko) 1992-02-10

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: MITSUI CHEMICALS, INC., TOKIO/TOKYO, JP

8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee