发明名称 CATALYSTS FOR PRODUCING BROAD MOLECULAR WEIGHT DISTRIBUTION POLYOLEFINS IN THE ABSENCE OF ADDED HYDROGEN.
摘要 The present invention provides a polymerization process utilizing a dual metallocene catalyst system for the production of broad or bimodal molecular weight distribution polymers, generally, in the absence of added hydrogen. Polymers produced from the polymerization process are also provided, and these polymers can have a Mn in a range from about 9,000 to about 30,000 g/mol, and a short chain branch content that decreases as molecular weight increases.
申请公布号 MX336179(B) 申请公布日期 2016.01.06
申请号 MX20120015222 申请日期 2011.07.05
申请人 CHEVRON PHILLIPS CHEMICAL COMPANY LP.* 发明人 QING YANG;YOULU YU;TONY R. CRAIN;MAX P. MCDANIEL
分类号 C08F4/6592;B01J27/135;B01J31/16;C08F10/00 主分类号 C08F4/6592
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