ATE200297T1 - Herstellung von polyethylen mit bimodaler molekulargewichtsverteilung - Google Patents

Herstellung von polyethylen mit bimodaler molekulargewichtsverteilung

Info

Publication number
ATE200297T1
ATE200297T1 AT97953880T AT97953880T ATE200297T1 AT E200297 T1 ATE200297 T1 AT E200297T1 AT 97953880 T AT97953880 T AT 97953880T AT 97953880 T AT97953880 T AT 97953880T AT E200297 T1 ATE200297 T1 AT E200297T1
Authority
AT
Austria
Prior art keywords
chromium
molecular weight
weight distribution
catalyst
around
Prior art date
Application number
AT97953880T
Other languages
English (en)
Inventor
Guy Debras
Philippe Bodart
Original Assignee
Fina Research
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 Fina Research filed Critical Fina Research
Application granted granted Critical
Publication of ATE200297T1 publication Critical patent/ATE200297T1/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
    • C08F10/02—Ethene
    • 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
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
AT97953880T 1996-12-20 1997-12-19 Herstellung von polyethylen mit bimodaler molekulargewichtsverteilung ATE200297T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP96120697A EP0849294A1 (de) 1996-12-20 1996-12-20 Herstellung von Polyethylen mit breiter Molekulargewichtsverteilung
PCT/EP1997/007178 WO1998028348A1 (en) 1996-12-20 1997-12-19 Production of polyethylene having a bimodal molecular weight distribution

Publications (1)

Publication Number Publication Date
ATE200297T1 true ATE200297T1 (de) 2001-04-15

Family

ID=8223538

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97953880T ATE200297T1 (de) 1996-12-20 1997-12-19 Herstellung von polyethylen mit bimodaler molekulargewichtsverteilung

Country Status (9)

Country Link
US (2) US6417131B1 (de)
EP (2) EP0849294A1 (de)
JP (1) JP2001506695A (de)
AT (1) ATE200297T1 (de)
DE (1) DE69704501T2 (de)
DK (1) DK0946611T3 (de)
ES (1) ES2157610T3 (de)
PT (1) PT946611E (de)
WO (1) WO1998028348A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0849294A1 (de) * 1996-12-20 1998-06-24 Fina Research S.A. Herstellung von Polyethylen mit breiter Molekulargewichtsverteilung
US7943700B2 (en) * 2002-10-01 2011-05-17 Exxonmobil Chemical Patents Inc. Enhanced ESCR of HDPE resins
GB0720983D0 (en) 2007-10-26 2007-12-05 Ineos Silicas Ltd Catalyst particles their preparation and use

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1745495A1 (de) * 1967-01-31 1971-09-30 Union Carbide Corp Verfahren zur Herstellung eines Katalysatorkomplexes,insbesondere zur Herstellung von Polyaethylen
US4025707A (en) * 1974-03-28 1977-05-24 Phillips Petroleum Company Mixed hydrocarbyloxide treated catalyst activated at different temperatures
US4276399A (en) * 1978-11-17 1981-06-30 National Petro Chemicals Corp. Supported catalyst from chromium for olefin polymerization
DE3329016A1 (de) * 1983-08-11 1985-02-28 Basf Ag, 6700 Ludwigshafen Verfahren zum herstellen von polymerisaten des ethylens mittels eines kieselsaeure-xerogel/chromtrioxid-katalysators
JPH02105806A (ja) * 1988-10-13 1990-04-18 Nippon Oil Co Ltd エチレン重合体の製造方法
US5237025A (en) 1990-10-09 1993-08-17 Phillips Petroleum Company Process for making bimodal polyolefins using two independent particulate catalysts
EP0611378B1 (de) * 1991-11-04 1998-12-16 CHEVRON U.S.A. Inc. Olefinpolymerisation mittels aluminoxan/chrom-katalysator
EP0849294A1 (de) * 1996-12-20 1998-06-24 Fina Research S.A. Herstellung von Polyethylen mit breiter Molekulargewichtsverteilung

Also Published As

Publication number Publication date
JP2001506695A (ja) 2001-05-22
WO1998028348A1 (en) 1998-07-02
ES2157610T3 (es) 2001-08-16
PT946611E (pt) 2001-09-28
DE69704501T2 (de) 2002-03-28
DK0946611T3 (da) 2001-07-09
US20020147285A1 (en) 2002-10-10
US6417131B1 (en) 2002-07-09
EP0946611B1 (de) 2001-04-04
EP0849294A1 (de) 1998-06-24
EP0946611A1 (de) 1999-10-06
DE69704501D1 (de) 2001-05-10

Similar Documents

Publication Publication Date Title
DE69822746D1 (de) Herstellung von Polyäthylen mit einer breiten Molekulargewichtsverteilung
DE60036695D1 (de) Herstellung von polyethylen mit breiter molekulargewichtsverteilung
ATE206142T1 (de) Verfahren zur herstellung von polyethylen mit breiter molekulargewichtsverteilung
AU6373198A (en) High temperature solution polymerization process
ATE194994T1 (de) Polymerisationsverfahren in einer reaktorenreihe
DE69523308D1 (de) Polymerisationskatalysatorsystem, ihre herstellung und verwendung
MY108973A (en) Polyethylene copolymer and polymerization process
DE3766262D1 (de) Einsatz von antistatika zur vermeidung von belagbildung bei der herstellung von ultrahochmolekularem polyethylen in gasphasenreaktoren.
DE69704501D1 (de) Herstellung von polyethylen mit bimodaler molekulargewichtsverteilung
ATE240356T1 (de) Ethylenpolymerisation
ATE222267T1 (de) Herstellung von polyethylen mit bimodaler molekulargewichtsverteilung
DE69318430D1 (de) Ein verfahren zur herstellung eines ungesättigten ethylen copolymers
DE69809886D1 (de) Herstellung von schlagfestem polyethylen
McDaniel et al. Linear, Very Low Density Polyethylene Polymerization Process and Products Thereof
Ohi et al. Process for Producing Polyethylenes
CA2226183A1 (en) Single reactor bimodal hmw-hdpe film resin with improved bubble stability