Alpha-olefin polymerization catalyst system which contains an aromatic silane compound
申请人:——
公开号:US20010016635A1
公开(公告)日:2001-08-23
Aromatic silane compounds containing at least an aromatic ring bound directly to the silicon atom, wherein the aromatic ring has at least one substituent located in the ortho position selected from C
1-10
hydrocarbon groups, are useful as electron donors in olefin polymerization catalysts for the production of polyolefins having a stereoblock content of from about 7 to about 25%.
含有至少一个芳香环直接连接到硅原子的芳香硅烷化合物,在芳香环中至少有一个取代基位于邻位,所述取代基选自C1-10烃基,可用作烯烃聚合催化剂中的电子供体,用于生产具有约7%至约25%的立体块含量的聚烯烃。