申请人:Voskoboynikov Z. Alexander
公开号:US20060160967A1
公开(公告)日:2006-07-20
A metallocene compound comprising a transition metal, a first substituted or unsubstituted indenyl or fluorenyl ligand pi-bonded to the transition metal, a second monoanionic ligand bonded to the transition metal, and a divalent bridging group bonded to the indenyl ligand and said second monoanionic ligand, wherein said bridging group is connected to the four, five, six or seven position of the indenyl ligand or to the one, two, three, four, five, six, seven or eight position of the fluorenyl ligand, and wherein at least one of one of the first and second ligands comprises at least one halogen substituent directly bonded to any sp
2
carbon atom at a bondable ring position of the ligand.
一种包括过渡金属的金属茂化合物,其中包括第一种取代或未取代的茚或芴配体与过渡金属形成π键结合,第二种单阴离子配体与过渡金属结合,以及与茚配体和所述第二种单阴离子配体结合的二价桥连基,其中所述桥连基连接到茚配体的4、5、6或7位置或芴配体的1、2、3、4、5、6、7或8位置,并且第一和第二配体中的至少一个包括直接连接到配体的可键合环位的任何sp2碳原子的至少一个卤素取代基。