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MY111171A - Activation of catalyst in ethylene polymerization at high temperatures. - Google Patents

Activation of catalyst in ethylene polymerization at high temperatures.

Info

Publication number
MY111171A
MY111171A MYPI92001789A MYPI19921789A MY111171A MY 111171 A MY111171 A MY 111171A MY PI92001789 A MYPI92001789 A MY PI92001789A MY PI19921789 A MYPI19921789 A MY PI19921789A MY 111171 A MY111171 A MY 111171A
Authority
MY
Malaysia
Prior art keywords
aluminium
alkyl
component
catalyst
ethylene
Prior art date
Application number
MYPI92001789A
Inventor
George Zboril Vaclav
John Brown Stephen
Kurt Ungar Reginald
Original Assignee
Du Pont Canada
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 Du Pont Canada filed Critical Du Pont Canada
Publication of MY111171A publication Critical patent/MY111171A/en

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
    • C08F10/00Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/02Ethene
    • 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
    • C08F210/00Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16Copolymers of ethene with alpha-alkenes, e.g. EP rubbers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Polymerisation Methods In General (AREA)

Abstract

A SOLUTION PROCESS FOR THE PREPARATION OF HIGH MOLECULAR WEIGHT POLYMERS OF ALPHA-OLEFINS SELECTED FROM THE GROUP CONSISTING OF HOMOPOLYMERS OF ETHYLENE AND COPOLYMERS OF ETHYLENE AND C3- C12 HIGHER ALPHA-OLEFINS, BY POLYMERIZATION OF ETHYLENE AND/ OR MIXTURES EHYLENE AND C3- C12 HIGHER ALPHA-OLEFINS IN THE PRESENCE OF A CATALYTIC AMOUNT OF A TITANIUM-CONTAINING COORDINATION CATALYSTIN AN INERT SOLVENT AT A TEMPERATURE IN EXCESS OF 105?C IS DISCLOSED. THE IMPROVEMENT IS CHARACTERIZED IN THAT:@@(A)THE CATALYST IS ACTIVATED WITH A SOLUTION OF ALKOXYALKYL ALUMINIUM IN INERT SOLVENT; AND @(B)THE PROCESS IS OPERATED AT LEAST IIN PART AT A TEMPERATURE OF AT LEAST 180?. IN AN EMBODIMENT, THE COORDINATION CATALYST IS FORMED FROMED FROM A FIRST COMPONENT AND A SECOND COMPONENT, THE FIRST COMPONENT CONTAINING TITANIUM AND SECOND COMPONENT BEING SELECTED FROM THE GROUP CONSISTING OF ALKOXY ALUMINIUM ALKYL AND MIXTURES OF ALKYL ALUMINIUM AND ALKOXYALKYL ALUMINIUM. THE ALUMINIUM ALKYL IS OF THE FORMULA AIRNX3-N AND THE ALKOXY ALKYL ALUMINIUM IIS OF THE FORMULA AIR''MOR"3-M'' IN WHICH EACH OF R, R'' MAY BE THE SAME OF DIFFERENT AND IS ALKYL OR ARYL 1-20 CARBON ATOMS, X IS HALOGEN, N IS 1-3 AND M IS 0.2.
MYPI92001789A 1991-10-03 1992-10-02 Activation of catalyst in ethylene polymerization at high temperatures. MY111171A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919121019A GB9121019D0 (en) 1991-10-03 1991-10-03 Activation of catalyst in ethylene polymerization at high temperatures

Publications (1)

Publication Number Publication Date
MY111171A true MY111171A (en) 1999-09-30

Family

ID=10702362

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI92001789A MY111171A (en) 1991-10-03 1992-10-02 Activation of catalyst in ethylene polymerization at high temperatures.

Country Status (15)

Country Link
EP (1) EP0606285A1 (en)
JP (1) JPH06511035A (en)
KR (1) KR100245204B1 (en)
CN (1) CN1033812C (en)
AU (1) AU2585892A (en)
BR (1) BR9206588A (en)
CA (1) CA2119737C (en)
GB (1) GB9121019D0 (en)
IN (1) IN178304B (en)
MX (1) MX9205650A (en)
MY (1) MY111171A (en)
RU (1) RU2119925C1 (en)
TR (1) TR28911A (en)
TW (1) TW206242B (en)
WO (1) WO1993007188A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6506866B2 (en) 1994-11-17 2003-01-14 Dow Global Technologies Inc. Ethylene copolymer compositions
FR2741080B1 (en) * 1995-11-14 1998-09-18 Atochem Elf Sa PROCESS FOR THE POLYMERIZATION OF OLEFINS IN THE PRESENCE OF AN ORGANIC ALUMINUM DERIVATIVE
JPH09309926A (en) 1996-05-17 1997-12-02 Dow Chem Co:The Production of ethylene copolymer
CA2234188C (en) * 1998-04-07 2006-07-11 Nova Chemicals Ltd. Heat treatment of ziegler-natta catalysts to increase activity in solution polymerization process
AR018359A1 (en) 1998-05-18 2001-11-14 Dow Global Technologies Inc HEAT RESISTANT ARTICLE, CONFIGURED, IRRADIATED AND RETICULATED, FREE FROM A SILANAN RETICULATION AGENT
DE10010811A1 (en) * 2000-03-08 2001-09-13 Basf Ag Production of polymers with a high flash point, useful as gas hydrate inhibitors, comprises removing the polymerization initiator solvent after polymerization
US6391986B1 (en) 2000-12-05 2002-05-21 Union Carbide Chemicals & Plastics Technology Corporation Control of solution catalyst droplets
CA2347410C (en) * 2001-05-11 2009-09-08 Nova Chemicals Corporation Solution polymerization process catalyzed by a phosphinimine catalyst
EP1425344B1 (en) 2001-08-31 2005-01-26 Dow Global Technologies Inc. Multimodal polyethylene material
DE10360845A1 (en) 2003-12-20 2005-07-21 Corovin Gmbh Soft fleece based on polyethylene
ES2496140T3 (en) * 2004-06-16 2014-09-18 Dow Global Technologies Llc Method to identify Ziegler-Natta cocatalysts
US9481748B2 (en) * 2014-08-12 2016-11-01 Nova Chemicals (International) S.A. Ziegler-Natta catalyst for high temperature polymerization
CA3007381C (en) 2018-06-06 2025-10-07 Nova Chemicals Corporation Off-line filter free ziegler-natta catalyst preparation
CN114957530B (en) * 2022-06-28 2023-09-29 杭州双安科技有限公司 A solution polymerization method of ethylene and α-olefins

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4342855A (en) * 1980-08-27 1982-08-03 Idemitsu Kosan Company Limited Process for the production of polyethylene
US4681924A (en) * 1982-12-29 1987-07-21 National Distillers And Chemical Corporation Catalyst systems for polymerizations at high temperatures
NL8700322A (en) * 1987-02-11 1988-09-01 Stamicarbon CATALYST SYSTEM FOR (CO) POLYMERIZATION OF ETHENE IN SOLUTION.

Also Published As

Publication number Publication date
TR28911A (en) 1997-07-17
TW206242B (en) 1993-05-21
CA2119737C (en) 2003-06-03
MX9205650A (en) 1993-04-01
WO1993007188A1 (en) 1993-04-15
JPH06511035A (en) 1994-12-08
AU2585892A (en) 1993-05-03
CN1033812C (en) 1997-01-15
EP0606285A1 (en) 1994-07-20
RU2119925C1 (en) 1998-10-10
GB9121019D0 (en) 1991-11-13
RU94021921A (en) 1996-06-27
BR9206588A (en) 1995-11-21
CA2119737A1 (en) 1993-04-15
KR100245204B1 (en) 2000-02-15
CN1070919A (en) 1993-04-14
IN178304B (en) 1997-03-22

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