Polymerization of polyol allyl carbonate using polymerization initiators of short and long half lives
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United States of America Patent
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Aug 2, 1983
Grant Date -
N/A
app pub date -
Nov 19, 1981
filing date -
Nov 19, 1981
priority date (Note) -
Expired
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Abstract
Disclosed is a liquid composition of a polyol(allyl carbonate) monomer; a first, low initiation temperature, short half life, polymerization initiator; and, a second, high initiation temperature, long half life, polymerization initiator. Optionally, a photochromic agent may be present. Also disclosed is a method of polymerizing the composition, and the polymerizate prepared thereby.
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