Supported catalyst system, process for its preparation and its use for the polymerization of olefins
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United States of America Patent
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Jan 23, 2001
Grant Date -
N/A
app pub date -
Jun 5, 1997
filing date -
Jun 5, 1996
priority date (Note) -
Expired
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Abstract
The present invention relates to a supported catalyst system which comprises at least one metallocene component and at least one cocatalyst component and at least one modified inorganic oxide of silicon, aluminum or mixtures thereof, wherein the modified oxide contains organic silicon radicals containing at least one of the groups nitrogen, fluorine, phosphorus or sulfur.
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