Polymerization process for producing propylene copolymers
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United States of America Patent
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Nov 11, 2008
Grant Date -
Jun 7, 2007
app pub date -
Oct 5, 2006
filing date -
May 4, 2001
priority date (Note) -
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Abstract
The invention provides a process for the preparation of a propylene polymer in which proplylene and a comonomer copolymerizable therewith and of greater molecular weight than propylene are polymerized in a single site catalyst catalized polymerization reaction, characterized in that said polymerization reaction is effected at least in part at a temperature of at least 70.degree. C.
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