Patent ID: 7129305

Claim:
A polymerization process comprising combining in a reactor olefins of 2 to 30 carbon atoms with a catalyst composition, the catalyst composition comprised of: a) a catalyst precursor represented by one of the formulae selected from the group consisting of: where a is 1; T is a chemical moiety having 1 to 100 atoms, or hydrogen; M is an element selected from Groups 3 to 7 of the Periodic Table of the Elements; Z is a coordination ligand; each L is a monovalent, bivalent, or trivalent anionic ligand; n is an integer from 1 to 6; m is an integer from 0 to 5; Y is nitrogen; J is nitrogen; wherein the ring to which J is part of is a five or six member ring; R can be independently hydrogen, or a non-bulky or a bulky substituent; and b is an integer from 0 to 20; and b) an activating cocatalyst wherein T is selected from: wherein Y is shown for convenience.