发明申请
- 专利标题： PROCESS FOR THE PREPARATION OF HIGH PURITY PROPYLENE POLYMERS
- 专利标题（中）： 制备高纯丙烯聚合物的方法
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申请号： US13879998申请日： 2011-10-17
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公开(公告)号： US20130203948A1公开(公告)日： 2013-08-08
- 发明人: Joachim T.M. Pater , Simona Guidotti , Alessandro Mignogna , Giampiero Morini , Gianni Vitale
- 申请人： Joachim T.M. Pater , Simona Guidotti , Alessandro Mignogna , Giampiero Morini , Gianni Vitale
- 申请人地址： IT Milano
- 专利权人： Basell Poliolefine Italia S.r.l.
- 当前专利权人： Basell Poliolefine Italia S.r.l.
- 当前专利权人地址： IT Milano
- 优先权： EP10187998.8 20101019
- 国际申请： PCT/EP2011/068084 WO 20111017
- 主分类号： C08F10/06
- IPC分类号： C08F10/06
摘要：
A process for the preparation of high purity propylene polymers carried out in the presence of a catalyst comprising the product obtained by reacting:—an organo-aluminium compound, with—a solid catalyst component comprising Mg, Ti and electron donor compound selected from specific diolesters, said process being carried out employing an organo-aluminum/propylene ratio equal to or lower than 1.75 mmole/kg.
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