GB1014429A - Pyridine complexes and their use as olefin polymerization catalysts - Google Patents

Pyridine complexes and their use as olefin polymerization catalysts

Info

Publication number
GB1014429A
GB1014429A GB37106/63A GB3710663A GB1014429A GB 1014429 A GB1014429 A GB 1014429A GB 37106/63 A GB37106/63 A GB 37106/63A GB 3710663 A GB3710663 A GB 3710663A GB 1014429 A GB1014429 A GB 1014429A
Authority
GB
United Kingdom
Prior art keywords
pyridine
polymerization
catalyst
aluminium
amines
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
GB37106/63A
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.)
Montedison SpA
Original Assignee
Montedison SpA
Montecatini Societa Generale per lIndustria Mineraria e Chimica SpA
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 Montedison SpA, Montecatini Societa Generale per lIndustria Mineraria e Chimica SpA filed Critical Montedison SpA
Publication of GB1014429A publication Critical patent/GB1014429A/en
Expired legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/003Compounds containing elements of Groups 4 or 14 of the Periodic Table without C-Metal linkages

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)

Abstract

The invention is for a stereospecific polymerization catalyst for olefins and its use for polymerization in the absence of water and oxygen, comprising one or more Group I, II or III organometallic compounds, especially aluminium trialkyl or alkyl halide, and a coordination complex (see Division C2) formed by the addition of pyridine to a substantially equimolar amount of titanium trichloride. The polymerization of ethylene or propylene are the preferred embodiments in preferably a hydrocarbon solvent. The examples describe the polymerization of ethylene and propylene using a catalyst comprising TiCl3/pyridine with diethyl aluminium monochloride or aluminium triethyl. The description refers to activators, e.g. pyridine, amines, phosphines, arsines, bismuthines and/or ethers which may be added to the catalyst, specifies as molecular weight regulators hydrogen, diethyl zinc or mixtures thereof and states the use of water, mineral acids, alkalis, alcohols, amines, organic sulphites, dialdehydes, diketones, oximes, lactones, amides and alkylene carbonates as agents for "clarification" of the polymer slurry.ALSO:Co-ordination complexes are made by adding, preferably in a solvent or a dispersing medium for the products, pyridine to a substantially equimolar amount of titanium trichloride. In the example toluene is employed as dispersing medium and the reaction carried out under dry nitrogen yields a gelly, oxygen and/or moisture-sensitive precipitate, which may be employed as a component of an olefin polymerization catalyst (see Division C3).
GB37106/63A 1962-09-25 1963-09-20 Pyridine complexes and their use as olefin polymerization catalysts Expired GB1014429A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1900462 1962-09-25

Publications (1)

Publication Number Publication Date
GB1014429A true GB1014429A (en) 1965-12-22

Family

ID=11153757

Family Applications (1)

Application Number Title Priority Date Filing Date
GB37106/63A Expired GB1014429A (en) 1962-09-25 1963-09-20 Pyridine complexes and their use as olefin polymerization catalysts

Country Status (2)

Country Link
GB (1) GB1014429A (en)
NL (1) NL298044A (en)

Also Published As

Publication number Publication date
NL298044A (en) 1900-01-01

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