发明名称 Polymerization catalysts for producing polymers with low melt elasticity
摘要 The present techniques relate to catalyst compositions, methods, and polymers encompassing a Group 4 metallocene compound comprising bridgingη5-cyclopentadienyl-type ligands, typically in combination with a cocatalyst, and a activator. The compositions and methods presented herein include ethylene polymers with low melt elasticity.
申请公布号 US8119553(B2) 申请公布日期 2012.02.21
申请号 US20070904735 申请日期 2007.09.28
申请人 YANG QING;MCDANIEL MAX P.;MARTIN JOEL L.;YU YOULU;ROHLFING DAVID C.;JENSEN MICHAEL D.;CHEVRON PHILLIPS CHEMICAL COMPANY LP 发明人 YANG QING;MCDANIEL MAX P.;MARTIN JOEL L.;YU YOULU;ROHLFING DAVID C.;JENSEN MICHAEL D.
分类号 B01J31/38;B01J31/00 主分类号 B01J31/38
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