| 摘要 |
A metallocene compound of general formula (I): LGZMXp, wherein L is a divale nt group, Z is a moiety of formula (II), wherein R?3~ and R?4~ are selected fro m hydrogen and hydrocarbon groups; A and B are selected from S, O or CR?5~, wherein R?5~ is selected from hydrogen and hydrocarbon groups, either A or B being different from CR?5~; G is a moiety of formula (III), wherein R?6~, R?7~, R?8~ and R?9~ are selected from hydrogen and hydrocarbon groups, M is an atom of a transition metal, X is selected from a halogen atom, a R?10~, OR?10~, OSO~2?CF~3?, OCOR~10?, SR?10~, NR?10~~2? or PR?10~~2? group, wherein the substituents R?10~ is hydrogen and a hydrocarbon group; p is an integer from 0 to 3. |
