Patent ID: 7803887
Filing Date: 2010-09-28
Classification: C07D,C07F,C08F,Y10S

Abstract:
1. A bridged metallocene compound of formula (I) wherein: M is an atom of a transition metal selected from group 4 or the actinide group in the Periodic Table of Elements; X, equal to or different from each other, is hydrogen, a halogen, R, OR, OSO R is a linear or branched, cyclic or acyclic, C R′ is a C L is a divalent bridging group selected from a C R T R n is 1, 2 or 3; T R W is an aromatic 5 or 6 membered ring optionally comprising at least one heteroatom belonging to groups 15-16 of the Periodic Table of Elements, wherein the valence of each atom of said 5 or 6 membered ring is substituted with hydrogen, or is optionally substituted with at least one R R