The structure of the metallocene had an important influence on the maximum activity of the comonomer effect.
共聚催化剂的结构对整个原位共聚体系活性的影响比较明显。
The studies on high performance PE mainly focused on the comonomer effect and accelerating effect in the polymerization process;
高性能PE的研究主要集中在聚合过程中的“共单体效应”和“促进效应”；
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