Invention Grant
US08013177B2 Method and system for forming a precursor compound for non-bridged unsymmetric polyolefin polymerization catalyst
有权
用于形成非桥联不对称聚烯烃聚合催化剂的前体化合物的方法和系统
- Patent Title: Method and system for forming a precursor compound for non-bridged unsymmetric polyolefin polymerization catalyst
- Patent Title (中): 用于形成非桥联不对称聚烯烃聚合催化剂的前体化合物的方法和系统
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Application No.: US12466229Application Date: 2009-05-14
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Publication No.: US08013177B2Publication Date: 2011-09-06
- Inventor: Qing Yang , Richard M. Buck , Rex E. Murray
- Applicant: Qing Yang , Richard M. Buck , Rex E. Murray
- Applicant Address: US TX The Woodlands
- Assignee: Chevron Phillips Chemical Company LP
- Current Assignee: Chevron Phillips Chemical Company LP
- Current Assignee Address: US TX The Woodlands
- Agency: Fletcher Yoder
- Main IPC: C07F7/00
- IPC: C07F7/00 ; C08F4/76
Abstract:
The present techniques relates generally to polyolefin catalysts and, more specifically, to preparing a precursor compound for an unsymmetric metallocene catalyst, for using the precursor compound to prepare catalysts, and for employing the precursor compounds to prepare catalysts for polyolefin polymerizations.
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