Halogenated organic particles for catalyst supports
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United States of America Patent
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Jul 18, 2006
Grant Date -
Apr 7, 2005
app pub date -
Mar 17, 2004
filing date -
Mar 28, 2003
priority date (Note) -
Expired
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Abstract
Polymeric supports, which have been treated with a halosulfonic acid, increase the activity of single-site catalysts used with aluminoxane co-catalysts, resulting in improved ethylene polymerization. The present invention seeks to provide polymeric catalyst supports which have been treated with halosulfonic acid for improved activity.
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