Ultraviolet curable ink composition
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United States of America Patent
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-
Jul 14, 1987
Grant Date -
N/A
app pub date -
Jun 3, 1986
filing date -
Jun 5, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An ultraviolet curable ink composition comprising, as main components, (A) a polyurethane poly(meth)acrylate obtained by reacting a polyisocyanate compound of the formula: ##STR1## wherein R.sub.1 is a hydrogen atom or a methyl group, and n is an integer of from 1 to 20, with a hydroxyl group-containing (meth)acrylate, and having, in one molecule, at least two (meth)acryloyl groups and at least two urethane bonds, (B) a radical polymerizable low molecular weight compound, and (C) a photopolymerization initiator.
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