ZA899969B - Catalyst for regulating the molecular weight distribution of ethylene polymers - Google Patents

Catalyst for regulating the molecular weight distribution of ethylene polymers

Info

Publication number
ZA899969B
ZA899969B ZA899969A ZA899969A ZA899969B ZA 899969 B ZA899969 B ZA 899969B ZA 899969 A ZA899969 A ZA 899969A ZA 899969 A ZA899969 A ZA 899969A ZA 899969 B ZA899969 B ZA 899969B
Authority
ZA
South Africa
Prior art keywords
regulating
catalyst
molecular weight
weight distribution
ethylene polymers
Prior art date
Application number
ZA899969A
Other languages
English (en)
Inventor
Sun-Chueh Kao
Kao Sun-Chueh
Frederick John Karol
John Karol Frederick
Original Assignee
Union Carbide Chem Plastic
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 Chem Plastic filed Critical Union Carbide Chem Plastic
Publication of ZA899969B publication Critical patent/ZA899969B/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
    • C08F4/06—Metallic compounds other than hydrides and other than metallo-organic compounds; Boron halide or aluminium halide complexes with organic compounds containing oxygen
    • C08F4/20—Metallic compounds other than hydrides and other than metallo-organic compounds; Boron halide or aluminium halide complexes with organic compounds containing oxygen of antimony, bismuth, vanadium, niobium or tantalum
    • 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

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)
ZA899969A 1988-12-30 1989-12-28 Catalyst for regulating the molecular weight distribution of ethylene polymers ZA899969B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/292,268 US4999327A (en) 1988-12-30 1988-12-30 Catalyst for regulating the molecular weight distribution of ethylene polymers

Publications (1)

Publication Number Publication Date
ZA899969B true ZA899969B (en) 1990-10-31

Family

ID=23123939

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA899969A ZA899969B (en) 1988-12-30 1989-12-28 Catalyst for regulating the molecular weight distribution of ethylene polymers

Country Status (17)

Country Link
US (1) US4999327A (xx)
EP (1) EP0376348A3 (xx)
JP (1) JPH02263807A (xx)
KR (1) KR940006448B1 (xx)
CN (1) CN1044282A (xx)
AR (1) AR244253A1 (xx)
AU (1) AU613549B2 (xx)
BR (1) BR8906837A (xx)
CA (1) CA2006897A1 (xx)
FI (1) FI896358A0 (xx)
HU (1) HU208328B (xx)
MY (1) MY105053A (xx)
NO (1) NO895321L (xx)
NZ (1) NZ231990A (xx)
PH (1) PH26505A (xx)
PT (1) PT92764A (xx)
ZA (1) ZA899969B (xx)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3834088A1 (de) * 1988-10-07 1990-04-12 Basf Ag Verfahren zum herstellen von homopolymerisaten des ethens sowie copolymerisaten des ethens mit hoeheren (alpha)-monoolefinen mittels eines ziegler-katalysatorsystems
DE3834130A1 (de) * 1988-10-07 1990-04-12 Basf Ag Verfahren zum herstellen von homopolymerisaten des ethens sowie copolymerisaten des ethens mit hoeheren (alpha)-monoolefinen mittels eines ziegler-katalysator-systems
US5055534A (en) * 1989-12-28 1991-10-08 Union Carbide Chemicals And Plastics Technology Corporation Preparation of very low molecular weight polyethylene in a fluidized bed
US5177042A (en) * 1989-12-29 1993-01-05 Union Carbide Chemicals And Plastics Technology Corporation High activity vanadium-based catalyst
US5034366A (en) * 1989-12-29 1991-07-23 Union Carbide Chemicals And Plastics Technology Corporation High activity vanadium-based catalyst
US5030605A (en) * 1989-12-29 1991-07-09 Union Carbide Chemicals And Plastics Technology Corporation Catalyst for regulating the molecular weight distribution of ethylene polymers
DE4008732A1 (de) * 1990-03-19 1991-09-26 Basf Ag Uebergangsmetall-katalysatorkomponente fuer ein ziegler-katalysatorsystem und dessen verwendung
US5773537A (en) * 1992-05-19 1998-06-30 Basf Aktiengesellschaft Ziegler-natta catalyst systems containing specific organosilicon compounds
US6268447B1 (en) 1998-12-18 2001-07-31 Univation Technologies, L.L.C. Olefin polymerization catalyst
US6103657A (en) 1997-07-02 2000-08-15 Union Carbide Chemicals & Plastics Technology Corporation Catalyst for the production of olefin polymers
US6323148B1 (en) 1998-12-04 2001-11-27 Equistar Chemicals, Lp Ethylene polymerization catalyst and catalyst system
US6303719B1 (en) 1998-12-18 2001-10-16 Univation Technologies Olefin polymerization catalyst system
JP2004521168A (ja) * 2000-12-28 2004-07-15 ユニベーション・テクノロジーズ・エルエルシー 重合触媒系、重合方法及び得られるポリマー
US20040249093A1 (en) * 2003-06-09 2004-12-09 Lynch Michael W. Polyolefins with high levels of long chain branching
CN102718908B (zh) * 2011-03-31 2014-05-28 中国石油化工股份有限公司 一种乙丙共聚催化体系及应用
CN113754813A (zh) * 2020-06-05 2021-12-07 中国石油化工股份有限公司 一种烯烃-烯烃醇共聚物的制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57182303A (en) * 1981-05-07 1982-11-10 Nippon Oil Co Ltd Production of polyolefin
US4451688A (en) * 1981-12-03 1984-05-29 Nippon Oil Company, Limited Process for preparing polyolefins
US4550094A (en) * 1982-02-16 1985-10-29 Sumitomo Chemical Company, Limited Solid catalyst component for olefin polymerization
US4508842A (en) * 1983-03-29 1985-04-02 Union Carbide Corporation Ethylene polymerization using supported vanadium catalyst
JPH07678B2 (ja) * 1985-07-24 1995-01-11 三菱油化株式会社 エチレン共重合体の製造法
US4831000A (en) * 1988-01-15 1989-05-16 Mobil Oil Corporatiion Catalyst composition for preparing high density or linear low density olefin polymers of controlled molecular weight distribution
US4954471A (en) * 1988-11-28 1990-09-04 Exxon Chemical Patents Inc. Homogeneous or supported vanadium based catalyst for olefin polymerization
JP2538659B2 (ja) * 1988-12-28 1996-09-25 花王株式会社 感熱記録材料

Also Published As

Publication number Publication date
CA2006897A1 (en) 1990-06-30
NZ231990A (en) 1991-02-26
KR940006448B1 (ko) 1994-07-20
CN1044282A (zh) 1990-08-01
MY105053A (en) 1994-07-30
JPH02263807A (ja) 1990-10-26
PH26505A (en) 1992-08-07
FI896358A0 (fi) 1989-12-29
HU208328B (en) 1993-09-28
NO895321D0 (no) 1989-12-29
KR900009708A (ko) 1990-07-05
AU613549B2 (en) 1991-08-01
EP0376348A2 (en) 1990-07-04
AR244253A1 (es) 1993-10-29
US4999327A (en) 1991-03-12
EP0376348A3 (en) 1991-07-03
AU4760490A (en) 1990-07-05
BR8906837A (pt) 1990-09-18
PT92764A (pt) 1990-07-31
HU896823D0 (en) 1990-03-28
NO895321L (no) 1990-07-02
HUT53917A (en) 1990-12-28

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