Ethylene polymerization was conducted in a single autoclave with supported non-metallocene single site-BCG composite catalyst to prepare bimodal high density polyethylene (bimodal HDPE).

• 用负载化的非茂单活性中心催化剂和工业上聚乙烯气相法BCG催化剂复合,在单釜中进行了双峰高密度聚乙烯(双峰HDPE)的合成实验。