| 摘要 |
PROBLEM TO BE SOLVED: To provide a curable composition capable of forming a cured product excellent in excoriation resistance, molding processability and oil resistant cosmetic property.SOLUTION: There is provided a curable composition containing (A) urethane (meth)acrylate having a number average molecular weight of 5000 to 30000 obtained by reacting (a), (b) and (c) and having no yield point in a tensile stress-strain curve figure measuring a cured article thereof at 23°C and fracture point elongation of 200% or more, and (B) block aliphatic isocyanate with a weight ratio of the (A) urethane (meth)acrylate and the (B) block aliphatic isocyanate of 95:5 to 70:30. (a) chain aliphatic polycarbonate diol having a number average molecular weight of 300 to 900. (b) (meth)acrylic acid ester having a hydroxyl group and a (meth)acryloyl oxy group in an alicyclic diisocyanate (c) molecule. |
