Metal complexes, catalysts derived therefrom, and polymerization processes using the same, characterized by the presence of one or more nitrogen and boron containing, anionic 5-membered cyclic ligand groups, especially 1,2-azaborolyl groups, are disclosed.
本发明揭示了含有一种或多种含氮和含
硼的阴离子5元环
配体基团,特别是1,2-氮
硼杂环基团的
金属配合物、由此得到的催化剂以及使用它们的聚合过程。