Carbazole photoinitiators for the photopolymerization of unsaturated compounds
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United States of America Patent
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Dec 10, 1991
Grant Date -
N/A
app pub date -
Jul 8, 1985
filing date -
Jul 10, 1984
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Expired
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Abstract
Photopolymerizable prepolymer compositions are provided comprising an unsaturated compound having at least one ethylenic double bond that is photopolymerizable to form a polymer, and a photoinitiator having one of the formulae: ##STR1##
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