发明授权
- 专利标题： Processes for transitioning between chrome-based and mixed polymerization catalysts
- 专利标题（中）： 铬基和混合聚合催化剂之间过渡的方法
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申请号： US10715651申请日： 2003-11-17
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公开(公告)号： US06841630B2公开(公告)日： 2005-01-11
- 发明人: Kersten Anne Terry , Mark Gregory Goode , Daniel E. Wente , John Chirillo, Jr. , Simon Mawson , Jose Fernando Cevallos-Candau
- 申请人： Kersten Anne Terry , Mark Gregory Goode , Daniel E. Wente , John Chirillo, Jr. , Simon Mawson , Jose Fernando Cevallos-Candau
- 申请人地址： US TX Houston
- 专利权人： Univation Technologies, LLC
- 当前专利权人： Univation Technologies, LLC
- 当前专利权人地址： US TX Houston
- 代理商 Kevin M. Faulkner
- 主分类号： C08F2/00
- IPC分类号： C08F2/00 ; C08F2/34 ; C08F2/38 ; C08F4/659 ; C08F4/6592 ; C08F10/00 ; C08F210/16
摘要：
Processes for transitioning among polymerization catalyst systems, preferably catalyst systems, which are incompatible with each other. Particularly, processes for transitioning among olefin polymerization reactions utilizing silyl-chromate catalyst systems and metallocene catalyst systems.
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