Mixed phosphinimine catalyst

Details Mixed phosphinimine catalyst Mixed phosphinimine catalyst

C - Chemistry, Metallurgy

08

F

C08F 4/649 (2006.01) C08F 4/02 (2006.01) C08F 4/6592 (2006.01) C08F 10/02 (2006.01)

Patent

CA 2278042

A supported catalyst for the polymerization of olefins, especially ethylene, has at least two catalyst components having different propagation and/or termination constants. Each catalyst component must have at least one phosphinimine ligand. The polymer produced according to this invention has a broad molecular weight distribution. Catalysts according to this invention have a very surprising and desirable hydrogen response.

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