Invention Grant
US08865846B2 Metallocene and half sandwich dual catalyst systems for producing broad molecular weight distribution polymers
有权
茂金属和半夹心双重催化剂体系，用于生产宽分子量分布聚合物
- Patent Title: Metallocene and half sandwich dual catalyst systems for producing broad molecular weight distribution polymers
- Patent Title (中): 茂金属和半夹心双重催化剂体系，用于生产宽分子量分布聚合物
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Application No.: US13625898Application Date: 2012-09-25
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Publication No.: US08865846B2Publication Date: 2014-10-21
- Inventor: Errun Ding , Qing Yang , Youlu Yu , Lloyd W. Guatney , Jim B. Askew
- Applicant: Chevron Phillips Chemical Company LP
- 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: C08F4/642
- IPC: C08F4/642 ; C08F4/643 ; C08F4/6592 ; C08L23/00 ; C08L23/04 ; C08L23/10 ; C08F4/659 ; C08F10/00
Abstract:
Disclosed herein are polymerization processes for the production of olefin polymers. These polymerization processes can use a dual catalyst system containing a zirconium or hafnium based metallocene compound and a titanium based half-metallocene compound containing an indenyl group.
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