发明申请
US20060020096A1 Transition metal compound, ligand system, catalyst system and its use for the polymerization and copolymerization of olefins 有权
过渡金属化合物,配体体系,催化剂体系及其在烯烃聚合和共聚合中的应用

Transition metal compound, ligand system, catalyst system and its use for the polymerization and copolymerization of olefins
摘要:
A process for the polymerization of olefins, in particular a process for the copolymerization of propylene with further olefins, is carried out in the presence of highly active catalyst systems comprising specifically selected metallocenes, in particular ones which bear different substituents in position 2 position 4 on an indenyl ligand. Novel polypropylene copolymers can be obtained by this process.
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