Processes for the preparation of a polìmero olefìnico and for the preparation of a catalyst supported polìmero olefìnico, catalyst supported, and uses a catalyst.Activator of catalyst or catalyst prec

摘要

Process for the preparation of a polu00ecmero olefu00ecnico and for the preparation of a catalyst supported polu00ecmero olefu00ecnico, catalyst supported, and uses a catalyst.Activator of catalyst or catalyst precursor.The invention relates to a process for the preparation of a polymer olefu00ednico,In the polymerization of olefin is effected in a plurality of stages of polymerization reaction in the presence of a catalyst material for polymerization of olefin.Characterized in that the said catalyst material comprises at least two different types of active sites of polymerization.