Ligands, complex compounds and their use for polymerising...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...

Reexamination Certificate

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C526S127000, C526S172000, C502S155000, C502S167000

Reexamination Certificate

active

06900278

ABSTRACT:
Complexes of the formula I,where M is an element of group 6 to 10 of the Period Table of the Elements, preferably Ni, can be used for the polymerization and copolymerization of olefins, for example in suspension polymerisation processes, gas-phase polymerization processes, bulk polymerization processes or emulsion polymerization processes.

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