Process for producing ethylene polymers

Details Process for producing ethylene polymers Process for producing ethylene polymers

C - Chemistry, Metallurgy

08

F

252/105, 402/643

C08F 4/64 (2006.01) C08F 10/00 (2006.01) C08F 10/02 (2006.01)

Patent

CA 1193243

ABSTRACT OF THE DISCLOSURE A catalyst for polymerizing ethylene and ?-olefins and process for producing ethylene polymers which comprises homopolymerizing ethylene or copolymerizing ethylene and other olefins in the presence of a catalyst comprising a catalyst component and an organoaluminum compound, said catalyst component being obtained mechanically copulverizing (A) a magnesium halide and (B) magnesium hydrocarbyloxide at a molar ratio of B/A = 0.5 to 1.5 and subsequently bringing the resulting pulverized product into contact with a tetravalent titanium halide in the presence of a hydrocarbon and/or halogenated hydrocarbon.

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