Halogen substituted metallocene compounds are described and comprise one or more monocyclic or polycyclic ligands that are pi-bonded to the metal atom and include at least one halogen substituent directly bonded to an sp
2
carbon atom at a bondable ring position of the ligand, wherein the or at least one ligand has one or more ring heteroatoms in its cyclic structure. When combined with a suitable activator, these compounds show activity in the polymerization of olefins, such as ethylene and propylene.
本文描述了卤代
金属茂基化合物,包括一个或多个单环或多环
配体,这些
配体与
金属原子π键结合,并在
配体的可结合环位置的一个sp2碳原子上直接连接至少一个卤素取代基,其中至少一个
配体在其环状结构中具有一个或多个环异原子。当与适当的活化剂结合时,这些化合物表现出在聚合烯烃(如
乙烯和
丙烯)中的活性。