Process for the preparation of polypropylene
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United States of America Patent
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Jun 7, 2011
Grant Date -
Mar 5, 2009
app pub date -
Apr 16, 2007
filing date -
Apr 18, 2006
priority date (Note) -
Expired
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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.
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