Bifunational catalysis system for preparing ultralow-density polyethyleen (ULDPE) by ethylene polymerization


Application Number: 00105796
Application Date: 2000.04.11
Publication Number: 1317503
Publication Date: 2001.10.17
Priority Information:
International: C08F4/642;C08F110/02
Applicant(s) Name: Inst of Chemistry, Chinese Academy of Sciences
Address:
Inventor(s) Name: Liu Zhongyang;Zhao Jian;Hu Youliang
Patent Agency Code: 00000
Patent Agent:
Abstract A dual-function catalyst system for preparing ultralow-density polyethylene (ULDPE) by ethylene polymerization is composed of bipolymerizing catalyst (Ti(OR)4) and co-catalyst (EtInd2ZrCl2, Me2SiInd2ZrCl2, C5Me4Me3SiIndt-BuNiCl2, or Cp2Zrcl2). Its advantage is higher catalytic activity.

Category: Uncategorized