Prepolymerization method of α-olefin
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United States of America Patent
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May 24, 2005
Grant Date -
Apr 1, 2004
app pub date -
Oct 18, 2001
filing date -
Nov 9, 2000
priority date (Note) -
Expired
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Abstract
The present invention relates to a method for the prepolymerization of α-olefin in the presence of a catalyst system which comprises (a) a magnesium supported solid complex titanium catalyst and (b) an organometallic compound of metal of Group I or III of the Periodic Table, characterized in that an inert solvent having high viscosity with molecular weight of 300 g/mole or more is used as a reaction medium.
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