| abstract |
A supported activator comprising the product of the combination of an ion exchange laminar silicate, an organoaluminum compound and a heterocyclic compound, wherein the heterocyclic compound is represented by the formula: ** Formula ** where each of X2, X3, X4, X5, X6 and X7 are independently hydrogen, halogen, an alkyl group, a halogenated or partially halogenated alkyl group, an aryl group, an alkoxide group, a halogenated or partially halogenated alkoxide group, an aryloxide group, a halogenated aryloxide group or partially halogenated, an alkyl group substituted with aryl, or an alkyl group substituted with aryl halogenated or partially halogenated. |