Patent ID: 7605105
Filing Date: 2009-10-20
Classification: C07F,C08F

Abstract:
1. An olefin polymerization catalyst system comprising an activator and a transition metal ligand complex having the following formula: wherein R 1 and R 2 (each occurrence) independently represent an aryl, alkyl, or cycloalkyl group having up to 20 carbon atoms; R 3 and R 4 (each occurrence) independently represent an aryl, alkyl, or cycloalkyl group having up to 20 carbon atoms; R 5 represents an aryl, alkyl, or cycloalkyl group having up to 20 carbon atoms, provided that R 4 and R 5 may be joined to form a cyclic structure; R 6 represents an alkyl or aryl group having up to 20 carbon atoms; and Mt represents a transition metal selected from the group consisting of Groups 7, 8, 9, 10, 11, and 12 of the Periodic Table of the Elements.