A radiation curable coating comprising:
A. an oligomer of Formula I:
wherein: R1 is hydrogen or methyl;
Y is a divalent urethane residue;
B. an acrylic ultra-violet light absorber of Formula IV:
wherein R4 is alkyl or hydroxy alkylene. Preferably the coating composition contains a vinyl monomer copolymerizable with the oligomer. The process for curing the coating and laminates containing the coating are also disclosed.
一种可辐射固化的涂层,包括: A. 式 I 的低聚物:其中:R1 是氢或甲基;Y 是二价聚
氨酯残基; B. 式 IV 的
丙烯酸紫外线吸收剂:其中 R4 是烷基或羟基亚烷基。 涂层组合物最好含有可与低聚物共聚的
乙烯基单体。 还公开了固化涂层的工艺和含有涂层的层压板。