Supported constrained geometry olefin polymerization catalysts

Details Supported constrained geometry olefin polymerization catalysts Supported constrained geometry olefin polymerization catalysts

2005-02-22

2005-02-22

Rabago, Roberto (Department: 1713)

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Plural component system comprising a - group i to iv metal...

C502S103000, C502S117000, C502S152000, C502S155000

Reexamination Certificate

active

06858557

ABSTRACT:
Metal complexes having constrained geometry and a process for preparation thereof, addition polymerization catalysts formed therefrom, processes for preparation of such addition polymerization catalysts, methods of use, and novel polymers formed thereby, including ElPE resins and pseudo-random copolymers, are disclosed and claimed.

REFERENCES:
patent: 4808561 (1989-02-01), Welborn, Jr.
patent: 5055438 (1991-10-01), Canich

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