- 专利标题： Silica-coated alumina activator-supports for metallocene catalyst compositions
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申请号： US17124605申请日： 2020-12-17
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公开(公告)号： US11208514B2公开(公告)日： 2021-12-28
- 发明人: Max P. McDaniel , Qing Yang , Randy S. Muninger , Elizabeth A. Benham , Kathy S. Clear
- 申请人： Chevron Phillips Chemical Company LP
- 申请人地址： US TX The Woodlands
- 专利权人： Chevron Phillips Chemical Company LP
- 当前专利权人： Chevron Phillips Chemical Company LP
- 当前专利权人地址： US TX The Woodlands
- 代理机构： Merchant & Gould P.C.
- 主分类号： C08F210/16
- IPC分类号： 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
摘要：
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.
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