Process for activation of titanium and vanadium catalysts...

Details Process for activation of titanium and vanadium catalysts... Process for activation of titanium and vanadium catalysts...

C - Chemistry, Metallurgy

07

F

260/433, 260/367

C07F 5/00 (2006.01)

Patent

CA 1296346

ABSTRACT OF THE DISCLOSURE The specification describes a complex consisting essentially of the reaction product of a divalent magnesium halide; a Lewis acid having the formula RmAlXn or RmBXn wherein R is an alkyl or aromatic radical, each radical having 1 to 12 carbon atoms and each R being alike or different; X is a halogen atom; m is an integer from 0 to 3; n is an integer from 0 to 3; and m+n equals 3; and an electron donor compound selected from the group consisting of alkyl esters or alkyls and aromatic carboxylic acids and alkyl and cycloalkyl ethers, each compound having 2 to 12 carbon atoms. The complex is useful for activation of ethylene polymerization catalysts.

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