| abstract |
The invention provides a complex catalyst suitable for catalyzing the polymerization or copolymerization of ethylenically unsaturated addition monomers, wherein said catalyst is a reaction product of: A) at least one metal complex represented by formula 3, 4 and 5: (see Formula 3) (see Formula 4) (see formula 5) and B) at least one activator selected from: a) C1-30 organoboron or organoaluminum compounds, b) polymeric or oligomeric alumoxanes, c) non-polymeric compatible, non-coordinating, ion-forming compounds, and d) hydrocarbyl sodium, hydrocarbyl lithium, hydrocarbyl zinc, hydrocarbyl magnesium halide and dihydrocarbyl magnesium; wherein A) and B) are brought together in a reaction medium at a temperature from -78°C to 250°C. |