A radiation curable composition containing a) a free radical polymerizable composition containing at least 95 wt% relative to the free radical polymerizable composition of one or more monofunctional (meth)acrylates, wherein at least 80 wt% of the one or more monofunctional (meth)acrylates consist of monofunctional (meth)acrylates including at least one five or six membered acetal ring in their structure; and b) at least one acetal containing polymer having a plurality of repeating units according to Formula (I):
wherein R1 and R2 are independently selected from the group consisting of a hydrogen, an alkyl group, an alkenyl group, an alkynyl group, an aralkyl group, an alkaryl group, an aryl group and a heteoraryl group.
一种可辐射固化的组合物,其中含有 a) 可自由基聚合的组合物,相对于可自由基聚合的组合物,至少含有 95 wt%的一种或多种单官能团(
甲基)
丙烯酸酯,其中至少 80 wt%的一种或多种单官能团(
甲基)
丙烯酸酯由单官能团(
甲基)
丙烯酸酯组成,在其结构中至少包括一个五或六个成员的
缩醛环;以及 b) 至少一种含
缩醛的
聚合物,其具有符合式(I)的多个
重复单元:
其中 R1 和 R2 独立地选自
氢、烷基、
烯基、炔基、芳烷基、烷芳基、芳基和硬脂酰基组成的组。