Invention Grant
- Patent Title: Silica-coated alumina activator-supports for metallocene catalyst compositions
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Application No.: US15494674Application Date: 2017-04-24
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Publication No.: US10239975B2Publication Date: 2019-03-26
- Inventor: Max P. McDaniel , Qing Yang , Randy S. Muninger , Elizabeth A. Benham , Kathy S. Clear
- 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: C08F210/16
- IPC: C08F210/16 ; C08F10/02 ; C08F110/02 ; C08F210/06 ; C08F210/08 ; C08F4/02 ; C01B33/26 ; B01J27/00 ; B01J27/053 ; B01J27/10 ; B01J27/12 ; B01J27/16 ; B01J31/14 ; B01J31/16 ; B01J31/18 ; B01J31/22 ; B01J35/00 ; C08F4/659 ; C08F4/6592
Abstract:
Silica-coated alumina activator-supports, and catalyst compositions containing these activator-supports, are disclosed. Methods also are provided for preparing silica-coated alumina activator-supports, for preparing catalyst compositions, and for using the catalyst compositions to polymerize olefins.
Public/Granted literature
- US20170233510A1 Silica-Coated Alumina Activator-Supports For Metallocene Catalyst Compositions Public/Granted day:2017-08-17
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