| 摘要 |
<P>PROBLEM TO BE SOLVED: To obtain a low-viscosity composition curable with active energy rays, capable of forming a cured material layer having excellent transparencey, a low cure shrinkage, excellent light transmittance, and an excellent ability to protect a recording film. <P>SOLUTION: The composition contains a urethane (meth)acrylate compound (A) obtained by reacting (a1) an epoxy di(meth)acrylate compound, (a2) at least one diol compound selected from polyether diol compounds, polyester diol compounds, and polycarbonate diol compounds, (a3) a diisocyanate compound, and (a4) a hydroxylated (meth)acrylate, an ethylenically unsaturated compound (B) other than the compound (A), and a photopolymerization initiator (C). <P>COPYRIGHT: (C)2004,JPO |
