abstract |
The present invention provides a cocatalyst comprising (a) a solid catalyst precursor comprising a Group IVB, VB, or Group VIB transition metal compound, a magnesium compound, and aliphatic polyketone particles, and (b) aluminum alkyl, aluminoxane, or mixtures thereof. The present invention relates to a catalyst composition for olefin homopolymerization or copolymerization and an olefin monopolymerization or copolymerization process. |