Process for producing olefin polymers or copolymers

Details Process for producing olefin polymers or copolymers Process for producing olefin polymers or copolymers

C - Chemistry, Metallurgy

08

F

400/2057, 402/43

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

Patent

CA 1154197

ABSTRACT OF THE DISCLOSURE Improved process for producing olefin polymer or copolymer characterized by using (I) a solid catalyst com- ponent (A) which is the product of reaction of (a) a magnesium compound in the liquid state having no reducing ability with (b) a titanium compound in the liquid state is the presence of an electron donor having no active hydrogen said magnesium compound (a) being a liquid magnesium compound or a solution of a magnesium compound or being obtained by contacting the magnesium compound with at least one electron donor selected from the group consisting of alcohols, organic carboxylic acids, aldehydes, amines and mixtures thereof, or the product of reaction or the magnesium compound (a) with the titanium compound (b) in the absence or the electron donor having no active hydrogen atom followed by treatment with the electron donor having no active hydrogen atom, and (II) the mole ratio of the compound (a) to the compound (b), calculated as a metal atoms, is at least about 2.

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