Patent ID: 6410476
Filing Date: 2002-06-25
Classification: C08F,Y10S

Abstract:
A catalyst system comprising a metallocene catalyst component of general formula Râ€³(CpRm)(Cpâ€²Râ€²n)MQ2 supported on an inert support, wherein Cp is a cyclopentadienyl moiety, Cpâ€² is a substituted fluorenyl ring, Râ€³ is a structural bridge imparting stereorigidity to the component; each R is independently hydrogen or a hydrocarbyl having 1 to 20 carbon atoms in which 0&lE;m&lE;4; each Râ€² is independently â€”SiRâ€²â€³3 in which each Râ€²â€³ is independently hydrogen or a hydrocarbyl having 1 to 20 carbon atoms, and in which 0