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ATE169034T1 - Verwendung der veränderung des mg:ti verhältnisses in einem katalysator zur änderung oder kontrolle der verteilung der kurzen ketten in ethylencopolymeren - Google Patents

Verwendung der veränderung des mg:ti verhältnisses in einem katalysator zur änderung oder kontrolle der verteilung der kurzen ketten in ethylencopolymeren

Info

Publication number
ATE169034T1
ATE169034T1 AT93908549T AT93908549T ATE169034T1 AT E169034 T1 ATE169034 T1 AT E169034T1 AT 93908549 T AT93908549 T AT 93908549T AT 93908549 T AT93908549 T AT 93908549T AT E169034 T1 ATE169034 T1 AT E169034T1
Authority
AT
Austria
Prior art keywords
support material
mixing
time sufficient
temperature
titanium compound
Prior art date
Application number
AT93908549T
Other languages
English (en)
Inventor
Lee Spencer
Brian W S Kolthammer
Miriam P Ripplinger
Jeffrey J Wooster
Pak-Wing Steve Chum
Jacqueline Ann Degroot
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Application granted granted Critical
Publication of ATE169034T1 publication Critical patent/ATE169034T1/de

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
    • 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
    • C08F4/42—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
    • C08F4/65—Pretreating the metal or compound covered by group C08F4/64 before the final contacting with the metal or compound covered by group C08F4/44
    • C08F4/652—Pretreating with metals or metal-containing compounds
    • C08F4/655—Pretreating with metals or metal-containing compounds with aluminium or compounds thereof
    • 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
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/91—Product with molecular orientation
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers

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)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
AT93908549T 1992-03-20 1993-03-17 Verwendung der veränderung des mg:ti verhältnisses in einem katalysator zur änderung oder kontrolle der verteilung der kurzen ketten in ethylencopolymeren ATE169034T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/854,175 US5231151A (en) 1991-01-18 1992-03-20 Silica supported transition metal catalyst

Publications (1)

Publication Number Publication Date
ATE169034T1 true ATE169034T1 (de) 1998-08-15

Family

ID=25317940

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93908549T ATE169034T1 (de) 1992-03-20 1993-03-17 Verwendung der veränderung des mg:ti verhältnisses in einem katalysator zur änderung oder kontrolle der verteilung der kurzen ketten in ethylencopolymeren

Country Status (12)

Country Link
US (3) US5231151A (de)
EP (1) EP0705282B1 (de)
JP (3) JP3306663B2 (de)
KR (1) KR100256460B1 (de)
AT (1) ATE169034T1 (de)
AU (2) AU677184B2 (de)
CA (1) CA2132447C (de)
DE (1) DE69320070T2 (de)
ES (1) ES2118952T3 (de)
FI (1) FI111376B (de)
TW (1) TW327177B (de)
WO (1) WO1993019105A2 (de)

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CA2132447C (en) 2006-04-25
FI111376B (fi) 2003-07-15
US5487938B1 (en) 1997-11-18
US5487938A (en) 1996-01-30
WO1993019105A2 (en) 1993-09-30
JP3626935B2 (ja) 2005-03-09
DE69320070D1 (de) 1998-09-03
EP0705282B1 (de) 1998-07-29
KR950700944A (ko) 1995-02-20
TW327177B (en) 1998-02-21
AU3933293A (en) 1993-10-21
FI944338A7 (fi) 1994-11-18
AU704251B2 (en) 1999-04-15
FI944338A0 (fi) 1994-09-19
US5231151A (en) 1993-07-27
WO1993019105A3 (en) 1993-11-11
JP2002256027A (ja) 2002-09-11
JP2002284904A (ja) 2002-10-03
AU1994097A (en) 1997-08-21
AU677184B2 (en) 1997-04-17
US5420090A (en) 1995-05-30
JPH07507819A (ja) 1995-08-31
ES2118952T3 (es) 1998-10-01
DE69320070T2 (de) 1998-12-10
KR100256460B1 (ko) 2000-05-15
EP0705282A1 (de) 1996-04-10
JP3306663B2 (ja) 2002-07-24
CA2132447A1 (en) 1993-09-30

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