Process for producing macromolecular monomer
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United States of America Patent
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Sep 15, 1992
Grant Date -
N/A
app pub date -
Aug 27, 1991
filing date -
Aug 28, 1990
priority date (Note) -
Expired
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Abstract
A process for producing a macromolecular monomer, which comprises anionic polymerization of a (meth)acrylic acid ester monomer by using, as a polymerization initiator, a compound represented by the following general formula [I]: ##STR1## wherein M.sup.+ is a quaternary ammonium ion; .phi.is a phenylene group; R.sub.1 and R.sub.2 are each an electron withdrawing group stabilizing the carbanion C.sup.-, or one of them is said electron withdrawing group and the other is an alkyl group of 1-6 carbon atoms or a phenyl group; and n is an integer of 0-6.
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