- 专利标题: Spray-dried zirconocene catalyst system
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申请号: US16971455申请日: 2019-03-22
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公开(公告)号: US11485802B2公开(公告)日: 2022-11-01
- 发明人: Wesley R. Mariott , Roger L. Kuhlman , Phuong A. Cao , C. Dale Lester , Chuan He , Swapnil B. Chandak , Pradeep Jain , John F. Szul
- 申请人: Dow Global Technologies LLC
- 申请人地址: US MI Midland
- 专利权人: Dow Global Technologies LLC
- 当前专利权人: Dow Global Technologies LLC
- 当前专利权人地址: US MI Midland
- 国际申请: PCT/US2019/023498 WO 20190322
- 国际公布: WO2019/190897 WO 20191003
- 主分类号: C08F4/6592
- IPC分类号: C08F4/6592 ; C08F210/16 ; C08F110/02 ; C08F4/659
摘要:
A spray-dried zirconocene catalyst system comprising a zirconocene catalyst and a hydrophobic fumed silica, which supports the zirconocene catalyst. A spray-drying method of making same. Polyolefins; methods of making and using same; and articles containing same.
公开/授权文献
- US20210032377A1 SPRAY-DRIED ZIRCONOCENE CATALYST SYSTEM 公开/授权日:2021-02-04
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