ES378916A1 - Supported allyl chromium polymerisation catalysts - Google Patents

Supported allyl chromium polymerisation catalysts

Info

Publication number
ES378916A1
ES378916A1 ES378916A ES378916A ES378916A1 ES 378916 A1 ES378916 A1 ES 378916A1 ES 378916 A ES378916 A ES 378916A ES 378916 A ES378916 A ES 378916A ES 378916 A1 ES378916 A1 ES 378916A1
Authority
ES
Spain
Prior art keywords
polymerisation catalysts
allylchrome
chromium
supported
allyl chromium
Prior art date
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
Application number
ES378916A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
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 Corp filed Critical Union Carbide Corp
Publication of ES378916A1 publication Critical patent/ES378916A1/en
Expired legal-status Critical Current

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
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C07C2/02—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons
    • C07C2/04—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons by oligomerisation of well-defined unsaturated hydrocarbons without ring formation
    • C07C2/06—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons by oligomerisation of well-defined unsaturated hydrocarbons without ring formation of alkenes, i.e. acyclic hydrocarbons having only one carbon-to-carbon double bond
    • C07C2/08—Catalytic processes
    • C07C2/26—Catalytic processes with hydrides or organic compounds
    • C07C2/32—Catalytic processes with hydrides or organic compounds as complexes, e.g. acetyl-acetonates
    • C07C2/34—Metal-hydrocarbon complexes
    • 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
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • C07C2531/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • C07C2531/22—Organic complexes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

A process for preparing an allylchrome catalyst for the polymerization of ethylene, comprising reducing at least a portion of a pi-allylchrome (III) complex to the valence (II) state of chromium and depositing the reduced allylchrome complex on a support with a large specific surface. (Machine-translation by Google Translate, not legally binding)
ES378916A 1968-12-17 1970-04-22 Supported allyl chromium polymerisation catalysts Expired ES378916A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US78447868A 1968-12-17 1968-12-17
US87856669A 1969-11-20 1969-11-20

Publications (1)

Publication Number Publication Date
ES378916A1 true ES378916A1 (en) 1973-01-16

Family

ID=27120287

Family Applications (2)

Application Number Title Priority Date Filing Date
ES374607A Expired ES374607A1 (en) 1968-12-17 1969-12-16 Supported allyl chromium polymerisation catalysts
ES378916A Expired ES378916A1 (en) 1968-12-17 1970-04-22 Supported allyl chromium polymerisation catalysts

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES374607A Expired ES374607A1 (en) 1968-12-17 1969-12-16 Supported allyl chromium polymerisation catalysts

Country Status (8)

Country Link
BE (1) BE743199A (en)
CA (1) CA930497A (en)
DE (1) DE1963256A1 (en)
ES (2) ES374607A1 (en)
FR (1) FR2026371A1 (en)
GB (1) GB1298220A (en)
NL (1) NL6918920A (en)
SE (1) SE363339B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4540758A (en) * 1973-08-03 1985-09-10 Union Carbide Corporation Polymerization of ethylene with supported π allyl chromium complexes
GB8919925D0 (en) * 1989-09-04 1989-10-18 Bp Chem Int Ltd Chromium-containing complex polymerisation catalyst
GB8919924D0 (en) * 1989-09-04 1989-10-18 Bp Chem Int Ltd Chromium-containing complex polymerisation catalyst

Also Published As

Publication number Publication date
NL6918920A (en) 1970-06-19
FR2026371A1 (en) 1970-09-18
ES374607A1 (en) 1972-03-01
DE1963256A1 (en) 1970-07-16
BE743199A (en) 1970-06-16
GB1298220A (en) 1972-11-29
SE363339B (en) 1974-01-14
CA930497A (en) 1973-07-17

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