申请人:The Dow Chemical Company
公开号:US06015868A1
公开(公告)日:2000-01-18
Group 4 metal complexes comprising an indenyl group substituted in the 2 or 3 position with at least one group selected from hydrocarbyl, fluoro-substituted hydrocarbyl, hydrocarbyloxy-substituted hydrocarbyl, dialkylamino-substituted hydroacrbyl, silyl, germyl and mixtures thereof, said indenyl group further being covalently bonded to the metal by means of a divalent ligand group, catalytic derivatives thereof and their use as olefin polymerization catalysts are disclosed.
揭示了一种包含在2或3位置被至少一种羟基烃基、氟代烃基、羟基烃氧基烃基、二烷基氨基取代的烃基、硅基、锗基和它们的混合物中选择的羟基烃基的茚基取代的第4族金属配合物,所述的茚基通过二价配体基团与金属形成共价键,并揭示了其催化衍生物及其作为烯烃聚合催化剂的用途。