Invention Grant
- Patent Title: Silica-coated alumina activator-supports for metallocene catalyst compositions
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Application No.: US17124605Application Date: 2020-12-17
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Publication No.: US11208514B2Publication Date: 2021-12-28
- 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 ; B01J27/00 ; B01J27/12 ; B01J27/16 ; B01J31/14 ; B01J31/16 ; B01J31/18 ; B01J31/22 ; B01J35/00 ; C08F4/6592 ; B01J27/053 ; B01J27/10 ; C08F4/659
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
- US20210102018A1 Silica-Coated Alumina Activator-Supports For Metallocene Catalyst Compositions Public/Granted day:2021-04-08
Information query
