Invention Grant
- Patent Title: Half-metallocene catalyst compositions and their polymer products
- Patent Title (中): 半茂金属催化剂组合物及其聚合物产品
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Application No.: US12172805Application Date: 2008-07-14
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Publication No.: US07884165B2Publication Date: 2011-02-08
- Inventor: Max P. McDaniel , Matthew G. Thorn , Elizabeth A. Benham
- Applicant: Max P. McDaniel , Matthew G. Thorn , Elizabeth A. Benham
- 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: Merchant & Gould, P.C.
- Main IPC: C08F4/02
- IPC: C08F4/02 ; C08F4/642 ; C08F4/6592 ; B01J31/22
Abstract:
The present invention provides polymerization catalyst compositions employing half-metallocene compounds with a heteroatom-containing ligand bound to the transition metal. Methods for making these hybrid metallocene compounds and for using such compounds in catalyst compositions for the polymerization and copolymerization of olefins are also provided.
Public/Granted literature
- US20100010174A1 HALF-METALLOCENE CATALYST COMPOSITIONS AND THEIR POLYMER PRODUCTS Public/Granted day:2010-01-14
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