Invention Grant
- Patent Title: Process for the preparation of polypropylene
- Patent Title (中): 制备聚丙烯的方法
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Application No.: US12282426Application Date: 2007-04-16
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Publication No.: US07956148B2Publication Date: 2011-06-07
- Inventor: Eberhard Ernst , Manfred Stadlbauer
- Applicant: Eberhard Ernst , Manfred Stadlbauer
- Applicant Address: FI Porvoo
- Assignee: Borealis Technology Oy
- Current Assignee: Borealis Technology Oy
- Current Assignee Address: FI Porvoo
- Agency: Fay Sharpe LLP
- Priority: EP06008014 20060418
- International Application: PCT/EP2007/003333 WO 20070416
- International Announcement: WO2007/118696 WO 20071025
- Main IPC: C08F4/6592
- IPC: C08F4/6592 ; C08F4/42 ; B01J31/22
Abstract:
The present invention relates to a process for the preparation of polypropylene using a catalyst system of low porosity, the catalyst system comprising an asymmetric catalyst, wherein the catalyst system has a porosity of less than 1.40 ml/g.
Public/Granted literature
- US20090062494A1 Process for the Preparation of Polypropylene Public/Granted day:2009-03-05
Information query
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