| 摘要 |
<p>PURPOSE:The titled oligomer, containing a reaction product of (meth)acrylic acid with rosin glycidyl ester, diisocyanate and reaction product of (meth)acrylic acid with a diepoxide, having improved curing rate, flexibility, etc., and useful for printing ink, etc. CONSTITUTION:An oligomer obtained by incorporating (A) a reaction product of (meth)acrylic acid with rosin glycidyl ester with (B) a diisocyanate, e.g. isophorone diisocyanate, (C) a reaction product of (meth)acrylic acid with a diepoxide, e.g. 1,6-hexanedol diglycidyl ether and, as necessary, (D) a hydroxyl group-containing acrylic acid ester.</p> |
