DE69320070D1 - 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
DE69320070D1
DE69320070D1 DE69320070T DE69320070T DE69320070D1 DE 69320070 D1 DE69320070 D1 DE 69320070D1 DE 69320070 T DE69320070 T DE 69320070T DE 69320070 T DE69320070 T DE 69320070T DE 69320070 D1 DE69320070 D1 DE 69320070D1
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Prior art keywords
support material
mixing
time sufficient
temperature
change
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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 - Lifetime
Application number
DE69320070T
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English (en)
Other versions
DE69320070T2 (de
Inventor
Lee Spencer
Brian W S Kolthammer
Miriam P Ripplinger
Jeffrey Wooster
Pak-Wing Chum
Jacqueline Ann Degroot
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Dow Chemical Co
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Dow Chemical Co
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Publication of DE69320070D1 publication Critical patent/DE69320070D1/de
Publication of DE69320070T2 publication Critical patent/DE69320070T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
DE1993620070 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 Expired - Lifetime DE69320070T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/854,175 US5231151A (en) 1991-01-18 1992-03-20 Silica supported transition metal catalyst
PCT/US1993/002751 WO1993019105A2 (en) 1992-03-20 1993-03-17 Silica supported transition metal catalyst

Publications (2)

Publication Number Publication Date
DE69320070D1 true DE69320070D1 (de) 1998-09-03
DE69320070T2 DE69320070T2 (de) 1998-12-10

Family

ID=25317940

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1993620070 Expired - Lifetime DE69320070T2 (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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JPH07507819A (ja) 1995-08-31
CA2132447C (en) 2006-04-25
US5231151A (en) 1993-07-27
TW327177B (en) 1998-02-21
WO1993019105A3 (en) 1993-11-11
WO1993019105A2 (en) 1993-09-30
FI944338A0 (fi) 1994-09-19
KR100256460B1 (ko) 2000-05-15
JP2002256027A (ja) 2002-09-11
ATE169034T1 (de) 1998-08-15
US5487938B1 (en) 1997-11-18
US5420090A (en) 1995-05-30
DE69320070T2 (de) 1998-12-10
KR950700944A (ko) 1995-02-20
FI111376B (fi) 2003-07-15
AU1994097A (en) 1997-08-21
AU704251B2 (en) 1999-04-15
JP2002284904A (ja) 2002-10-03
FI944338A (fi) 1994-11-18
CA2132447A1 (en) 1993-09-30
JP3306663B2 (ja) 2002-07-24
EP0705282B1 (de) 1998-07-29
AU677184B2 (en) 1997-04-17
US5487938A (en) 1996-01-30
JP3626935B2 (ja) 2005-03-09
EP0705282A1 (de) 1996-04-10
ES2118952T3 (es) 1998-10-01
AU3933293A (en) 1993-10-21

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