Process for the polymerization of olefins
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United States of America Patent
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Aug 29, 2006
Grant Date -
Jul 14, 2005
app pub date -
Feb 28, 2003
filing date -
Mar 8, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A process for the (co) polymerization of olefins of formula CH.sub.2.dbd.CHR wherein R is a hydrogen atom, a methyl or an ethyl radical, carried out in the presence of a system comprising (a) solid catalyst component comprising a compound of Ti or V not containing Metal-.pi. bonds, Mg, halogen and optionally an electron donor compound; (b) an Al-alkyl compound; and (c) one or more non-polymerizing olefins in an amount up to 1.2% by mol with respect to the total olefins present in the reactor.
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