Catalytic composition and its preparation and use for...

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Plural component system comprising a - group i to iv metal...

Reexamination Certificate

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C502S162000, C502S167000, C526S113000, C526S117000, C526S171000, C526S172000, C526S319000, C556S028000

Reexamination Certificate

active

11140287

ABSTRACT:
A catalytic composition, including a cationic metal-pair complex, is disclosed, along with a method for its preparation. A method for the polymerization of ethylenically unsaturated monomers using the catalytic composition, and the addition polymers produced thereby are also disclosed.

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