The disclosure provides a polymerization process for producing ethylene based polymers comprising polymerizing ethylene and optionally one or more a-olefins in the presence of one or more first catalyst systems and optionally one or more second catalyst systems in a reactor system having one or more reactors, wherein the first catalyst system comprises; (a) one or more procatalysts comprising a metal-ligand complex of formula (I) below.
                            本公开提供了一种生产
乙烯基聚合物的聚合工艺,该工艺包括在具有一个或多个反应器的反应器系统中,在一种或多种第一催化剂体系和一种或多种第二催化剂体系的存在下,聚合
乙烯和任选的一种或多种a-烯烃,其中第一催化剂体系包括:(a) 一种或多种原催化剂,包括下式(I)的
金属-
配体络合物。