Process for preparing a cycloolefin copolymer

Details Process for preparing a cycloolefin copolymer Process for preparing a cycloolefin copolymer

C - Chemistry, Metallurgy

08

F

C08F 232/00 (2006.01) C07F 17/00 (2006.01) C08F 4/64 (2006.01) C08F 4/68 (2006.01) C08F 10/00 (2006.01) C08F 210/02 (2006.01)

Patent

CA 2192771

The present invention relates to a process for preparing a cycloolefin copolymer by polymerization of at least one cyclic olefin and at least one acyclic olefin in the presence of a catalyst comprising at least one metallocene compound of the formula I, Image where L is a n-ligand, L' is a .pi.-ligand, T is a bridge between L and L', M is a tetravalent transition metal, m is 1 or 2 and R1, R2, R3 and R4 are, independently of one another, identical or different and are each a hydrogen atom or a C1-C20- hydrocarbon radical.

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