Chloride process for making catalyst

Details Chloride process for making catalyst Chloride process for making catalyst

C - Chemistry, Metallurgy

08

F

C08F 10/02 (2006.01) C08F 2/34 (2006.01) C08F 4/02 (2006.01) C08F 4/646 (2006.01)

Patent

CA 2267939

The present invention provides a novel process for preparing a catalyst, preferably free of electron donor, useful in gas phase polymerization of olefins having a broad polydispersity. The catalyst is prepared by contacting a dehydrated silica support with a first alkylaluminum compound, an organic chloride, a second alkylaluminum compound and an alkylmagnesium compound, and a source of titanium.

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