There is provided an active energy curable composition which is suitable as an ink composition for multicoat printing such as multi-color coating. The active energy curable ink composition for multicoat printing comprises (A) a urethane compound comprising a reaction product of a polyol component with a polyisocyanate component having no aromatic ring structure, (B) a resin having an acid value of 5 to 100 mgKOH/g and (C) a reactive diluent having radically polymerizable double bond, in which at least one of the compound (A) and the resin (B) has a radically polymerizable double bond, and only a compound having 1 to 3 radically polymerizable double bonds and having a surface tension of not more than 39 mN/m (at 20°C) is used as the reactive diluent (C).
本发明提供了一种活性能量固化组合物,该组合物适用于多色涂料等多涂层印刷的油墨组合物。这种用于多色涂料印刷的活性能量固化油墨组合物包括:(A) 由多元醇组分与无芳香环结构的多
异氰酸酯组分的反应产物组成的聚
氨酯化合物;(B) 酸值为 5 至 100 mgKOH/g 的
树脂;(C) 具有可辐射聚合双键的活性稀释剂、其中,化合物(A)和
树脂(B)中至少有一种具有可辐射聚合的双键,只有具有 1 至 3 个可辐射聚合的双键且表面张力不超过 39 mN/m(20°C 时)的化合物才可用作反应性稀释剂(C)。