C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
C07F 7/00 (2006.01) C07C 49/675 (2006.01) C07F 7/02 (2006.01) C07F 9/00 (2006.01) C07F 11/00 (2006.01) C07F 17/00 (2006.01) C08F 4/74 (2006.01) C08F 10/00 (2006.01) C08F 4/659 (2006.01) C08F 4/6592 (2006.01)
Patent
CA 2084017
A very effective catalyst system for olefin polymerization comprises a cocatalyst, preferably an aluminoxane, and a metallocene of the formula I See Formula I in which, preferably, M1 is Zr or Hf, R1 and R2 are halogen or alkyl, R3 is alkyl, R4 to R10 are alkyl or hydrogen and R11 is a (substituted) alkylene or heteroatom bridge.
Dolle Volker
Kuber Frank
Rohrmann Jurgen
Winter Andreas
Basell Polyolefine Gmbh
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Hoechst Aktiengesellschaft
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