Nano-linked metallocene catalyst compositions and their...

Catalyst – solid sorbent – or support therefor: product or process – Zeolite or clay – including gallium analogs – Including organic component

Reexamination Certificate

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C502S102000, C502S103000, C502S152000, C502S155000, C502S158000, C526S113000, C526S116000, C526S118000, C526S125800, C526S156000

Reexamination Certificate

active

07863210

ABSTRACT:
The present invention provides polymerization catalyst compositions employing novel dinuclear metallocene compounds. Methods for making these new dinuclear metallocene compounds and for using such compounds in catalyst compositions for the polymerization and copolymerization of olefins are also provided.

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