Catalyst for polymerization or copolymerization of olefins, preparation and use of the same
申请人:Sun Xiuli
公开号:US20050004331A1
公开(公告)日:2005-01-06
Catalysts and catalyst systems useful for the olefin polymerization and copolymerization, and their synthesis procedure and usage are disclosed. These catalyst are a kind of novel complexes formed by transition metal from group 3 to group 11 and multidentate ligand, wherein the catalysts have the following formula: