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FI942427L - Katalysatorbärare och katalysator för polymerisation av alfa-olefiner, förfaranden för framställning av dessa och polymerisation av alfa-olefiner i närvaro av denna katalysator - Google Patents

Katalysatorbärare och katalysator för polymerisation av alfa-olefiner, förfaranden för framställning av dessa och polymerisation av alfa-olefiner i närvaro av denna katalysator Download PDF

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Publication number
FI942427L
FI942427L FI942427A FI942427A FI942427L FI 942427 L FI942427 L FI 942427L FI 942427 A FI942427 A FI 942427A FI 942427 A FI942427 A FI 942427A FI 942427 L FI942427 L FI 942427L
Authority
FI
Finland
Prior art keywords
catalyst
olefins
alpha
polymerization
preparation
Prior art date
Application number
FI942427A
Other languages
English (en)
Finnish (fi)
Other versions
FI942427A0 (sv
FI112244B (sv
Inventor
Jean-Louis Costa
Vincent Laurent
Philippe Francois
Dirk Vercammen
Original Assignee
Solvay
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 Solvay filed Critical Solvay
Publication of FI942427A0 publication Critical patent/FI942427A0/sv
Publication of FI942427L publication Critical patent/FI942427L/sv
Application granted granted Critical
Publication of FI112244B publication Critical patent/FI112244B/sv

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    • 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
    • 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
    • C08F4/02—Carriers therefor
    • C08F4/027—Polymers
    • 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
    • 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
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/65908—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an ionising compound other than alumoxane, e.g. (C6F5)4B-X+
    • 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
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/6592—Component 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
    • C08F4/65922—Component 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 containing at least two cyclopentadienyl rings, fused or not
    • C08F4/65925—Component 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 containing at least two cyclopentadienyl rings, fused or not two cyclopentadienyl rings being mutually non-bridged
    • 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
    • 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
    • Y10S526/908—Containing catalyst of specified particle size
    • 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
    • Y10S526/943—Polymerization with metallocene catalysts

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  • 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)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
FI942427A 1993-05-25 1994-05-25 Katalysatorbärare och katalysator för polymerisation av alfa-olefiner, förfaranden för framställning av dessa och polymerisation av alfa-olefiner i närvaro av denna katalyt FI112244B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE9300539 1993-05-25
BE9300539A BE1007040A3 (fr) 1993-05-25 1993-05-25 Support de catalyseur et catalyseur de polymerisation des alpha-olefines; procedes pour leur obtention et polymerisation des alpha-olefines en presence du catalyseur.

Publications (3)

Publication Number Publication Date
FI942427A0 FI942427A0 (sv) 1994-05-25
FI942427L true FI942427L (sv) 1994-11-26
FI112244B FI112244B (sv) 2003-11-14

Family

ID=3887068

Family Applications (1)

Application Number Title Priority Date Filing Date
FI942427A FI112244B (sv) 1993-05-25 1994-05-25 Katalysatorbärare och katalysator för polymerisation av alfa-olefiner, förfaranden för framställning av dessa och polymerisation av alfa-olefiner i närvaro av denna katalyt

Country Status (25)

Country Link
US (4) US5556893A (sv)
EP (1) EP0627447B1 (sv)
JP (1) JPH06329715A (sv)
KR (1) KR100314793B1 (sv)
CN (1) CN1078892C (sv)
AT (1) ATE178617T1 (sv)
AU (1) AU681125B2 (sv)
BE (1) BE1007040A3 (sv)
BR (1) BR9402065A (sv)
CA (1) CA2124176A1 (sv)
CZ (1) CZ289915B6 (sv)
DE (1) DE69417621T2 (sv)
DK (1) DK0627447T3 (sv)
ES (1) ES2132322T3 (sv)
FI (1) FI112244B (sv)
HK (1) HK1013658A1 (sv)
HU (1) HU221058B1 (sv)
NO (1) NO308168B1 (sv)
PH (1) PH31214A (sv)
RO (1) RO112875B1 (sv)
RU (1) RU2131439C1 (sv)
SG (1) SG54161A1 (sv)
SK (1) SK281610B6 (sv)
TW (1) TW294617B (sv)
ZA (1) ZA943656B (sv)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1007040A3 (fr) * 1993-05-25 1995-02-28 Solvay Support de catalyseur et catalyseur de polymerisation des alpha-olefines; procedes pour leur obtention et polymerisation des alpha-olefines en presence du catalyseur.
FR2717816B1 (fr) 1994-03-23 1996-04-26 Atochem Elf Sa Composante catalytique pour la polymérisation des oléfines obtenue par impregnation d'un prépolymère par une solution d'une composante catalytique. Prépolymère et polymère obtenus à partir de ladite composante catalytique.
US6107230A (en) * 1998-05-18 2000-08-22 Phillips Petroleum Company Compositions that can produce polymers
US6300271B1 (en) 1998-05-18 2001-10-09 Phillips Petroleum Company Compositions that can produce polymers
US6165929A (en) 1998-05-18 2000-12-26 Phillips Petroleum Company Compositions that can produce polymers
BR9910611B1 (pt) * 1998-05-18 2009-05-05 processo para produção de uma composição de catalisador.
BE1012364A3 (fr) 1998-12-22 2000-10-03 Solvay Procede pour la preparation d'une composition catalytique pour la polymerisation des alpha-olefines, composition catalytique obtenue et procede de polymerisation utilisant une telle composition catalytique
BE1012363A3 (fr) * 1998-12-22 2000-10-03 Solvay Procede pour la preparation d'un catalyseur pour la polymerisation des alpha-olefines, catalyseur obtenu et procede de polymerisation utilisant un tel catalyseur.
BE1012568A3 (fr) * 1999-03-24 2000-12-05 Solvay Procede pour la polymerisation des alphaolefines.
ITMI991552A1 (it) * 1999-07-14 2001-01-14 Licio Zambon Componenti di catalizzatori per la polimerizzazione di olefine
US6403520B1 (en) 1999-09-17 2002-06-11 Saudi Basic Industries Corporation Catalyst compositions for polymerizing olefins to multimodal molecular weight distribution polymer, processes for production and use of the catalyst
US6750302B1 (en) 1999-12-16 2004-06-15 Phillips Petroleum Company Organometal catalyst compositions
US7183332B2 (en) * 2000-12-22 2007-02-27 Basell Poliolefine Italia S.P.A. Process for the preparation of porous polymers and polymers obtainable thereof
EP1231224B1 (en) * 2001-02-07 2004-08-11 Saudi Basic Industries Corporation Catalyst composition for polymerization of olefins and method for preparing the same
US7022793B2 (en) * 2001-11-27 2006-04-04 Basell Polyolefine Gmbh Process for the treatment of polymer compositions
EP1448625A1 (en) * 2001-11-27 2004-08-25 Basell Poliolefine Italia S.p.A. Porous polymers of propylene
WO2003051619A1 (en) * 2001-12-19 2003-06-26 Pirelli Pneumatici S.P.A. Elastomeric semifinished product for the production of a tyre liner, and tyre provided with said liner
US20040005445A1 (en) * 2002-07-02 2004-01-08 Ou Yang David T. Colored multi-layer films and decorative articles made therefrom
EP1380601B1 (en) * 2002-07-12 2005-05-25 Saudi Basic Industries Corporation Supported Ziegler - metallocene catalyst composition and process for olefin polymerization and olefin copolymerization with alpha olefins using novel catalyst systems
US7223822B2 (en) 2002-10-15 2007-05-29 Exxonmobil Chemical Patents Inc. Multiple catalyst and reactor system for olefin polymerization and polymers produced therefrom
WO2005108442A1 (en) 2002-10-15 2005-11-17 Exxonmobil Chemical Patents Inc. Polyolefin adhesive compositions and articles made therefrom
US7550528B2 (en) 2002-10-15 2009-06-23 Exxonmobil Chemical Patents Inc. Functionalized olefin polymers
US7541402B2 (en) 2002-10-15 2009-06-02 Exxonmobil Chemical Patents Inc. Blend functionalized polyolefin adhesive
US7700707B2 (en) 2002-10-15 2010-04-20 Exxonmobil Chemical Patents Inc. Polyolefin adhesive compositions and articles made therefrom
US6933353B2 (en) * 2003-07-07 2005-08-23 Equistar Chemicals, Lp Olefin polymerization process
WO2005023889A1 (en) * 2003-09-11 2005-03-17 Basell Polyolefine Gmbh Multistep process for preparing heterophasic propylene copolymers
EP2753648A1 (en) * 2011-09-05 2014-07-16 PTT Global Chemical Public Company Limited High activity olefin polymerization catalyst comprising boron-containing silica support and the preparation thereof
US8937139B2 (en) 2012-10-25 2015-01-20 Chevron Phillips Chemical Company Lp Catalyst compositions and methods of making and using same
US8895679B2 (en) 2012-10-25 2014-11-25 Chevron Phillips Chemical Company Lp Catalyst compositions and methods of making and using same
US9034991B2 (en) 2013-01-29 2015-05-19 Chevron Phillips Chemical Company Lp Polymer compositions and methods of making and using same
US8877672B2 (en) 2013-01-29 2014-11-04 Chevron Phillips Chemical Company Lp Catalyst compositions and methods of making and using same
CN114591455B (zh) * 2020-12-03 2023-10-31 中国石油天然气股份有限公司 催化剂及其制备方法、烯烃聚合催化剂体系

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4098979A (en) * 1970-12-29 1978-07-04 Sumitomo Chemical Company, Limited Method for preparing easily processable polyolefin granule
BE791676A (fr) * 1971-12-08 1973-05-21 Solvay Procédé pour la polymérisation des oléfines
LU65954A1 (sv) * 1972-08-25 1974-03-07
SU492298A1 (ru) 1973-07-24 1975-11-25 Институт нефтехимического синтеза им.А.В.Топчиева АН СССР Катализатор дл полимеризации и сополимеризации этилена, -олефинов и сопр женных и несопр женных диенов
US4161462A (en) * 1973-07-24 1979-07-17 Bocharov Jury N Catalyst for (co) polymerization of ethylene, aplha-olefines, conjugated and non-conjugated dienes, a method of preparing same
GB1554444A (en) * 1976-07-09 1979-10-24 Ici Ltd Polymerization of -olefin monomers
LU77489A1 (sv) * 1977-06-06 1979-01-19
DE3026762C2 (de) * 1980-07-15 1985-04-25 Akzo Gmbh, 5600 Wuppertal Verfahren zum Herstellen von porösem, pulverförmigem Polypropylen und Verwendung der Verfahrensprodukte
FR2567526B1 (fr) * 1984-07-13 1987-02-06 Atochem Procede de preparation d'une nouvelle composante de metal de transition sur support polymere pour un systeme catalytique de polymerisation d'olefines
DE3671022D1 (de) * 1985-06-11 1990-06-13 Mitsubishi Petrochemical Co Katalysatorbestandteil zur polymerisation von olefinen.
US5641843A (en) * 1985-12-24 1997-06-24 Mitsui Petrochemical Industries, Ltd. Process for polymerization of alpha-olefins
US4900706A (en) * 1987-03-17 1990-02-13 Sumitomo Chemical Company, Limited Process for producing olefin polymers and catalyst used therein
JPH072798B2 (ja) * 1987-10-28 1995-01-18 住友化学工業株式会社 オレフィン重合用固体触媒成分
IT1217744B (it) * 1988-05-31 1990-03-30 Himont Inc Componenti e catalizzatori per la polimerizzazione di olefine
US5236962A (en) * 1989-04-28 1993-08-17 Himont Incorporated Crystalline propylene polymers and copolymers in the form of spherical particles at high porosity
SG42868A1 (en) * 1989-05-08 1997-10-17 Sumitomo Chemical Co Process for producing solid catalyst for use in polymerization of olefins
BE1003968A3 (fr) * 1990-11-08 1992-07-28 Solvay Solide catalytique utilisable pour la polymerisation stereospecifique des alpha-olefines, procede pour le preparer et procede pour polymeriser des alpha-olefines en sa presence
JP3124317B2 (ja) * 1991-06-28 2001-01-15 三菱化学株式会社 オレフィン重合用触媒
EP0598543B1 (en) * 1992-11-10 1997-01-15 Mitsubishi Chemical Corporation Method for producing Alpha-olefin polymers
BE1007040A3 (fr) * 1993-05-25 1995-02-28 Solvay Support de catalyseur et catalyseur de polymerisation des alpha-olefines; procedes pour leur obtention et polymerisation des alpha-olefines en presence du catalyseur.

Also Published As

Publication number Publication date
FI942427A0 (sv) 1994-05-25
AU681125B2 (en) 1997-08-21
HUT69050A (en) 1995-08-28
AU6322594A (en) 1994-12-01
CZ289915B6 (cs) 2002-04-17
CA2124176A1 (fr) 1994-11-26
BE1007040A3 (fr) 1995-02-28
SG54161A1 (en) 2001-12-19
KR100314793B1 (ko) 2002-06-22
ATE178617T1 (de) 1999-04-15
DE69417621T2 (de) 1999-10-21
EP0627447A1 (fr) 1994-12-07
DE69417621D1 (de) 1999-05-12
HU9401573D0 (en) 1994-08-29
NO308168B1 (no) 2000-08-07
TW294617B (sv) 1997-01-01
RO112875B1 (ro) 1998-01-30
SK60594A3 (en) 1995-02-08
US5756613A (en) 1998-05-26
HK1013658A1 (en) 1999-09-03
DK0627447T3 (da) 1999-10-25
PH31214A (en) 1998-05-05
US5556893A (en) 1996-09-17
CN1100343A (zh) 1995-03-22
US20010014727A1 (en) 2001-08-16
RU2131439C1 (ru) 1999-06-10
BR9402065A (pt) 1994-12-20
JPH06329715A (ja) 1994-11-29
CZ127094A3 (en) 1994-12-15
NO941923L (no) 1994-11-28
CN1078892C (zh) 2002-02-06
ES2132322T3 (es) 1999-08-16
ZA943656B (en) 1995-01-26
FI112244B (sv) 2003-11-14
NO941923D0 (no) 1994-05-24
EP0627447B1 (fr) 1999-04-07
US6221802B1 (en) 2001-04-24
HU221058B1 (hu) 2002-07-29
US6524986B2 (en) 2003-02-25
SK281610B6 (sk) 2001-05-10

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Owner name: SOLVAY POLYOLEFINS EUROPE-BELGIUM

MA Patent expired