A photocrosslinkable liquid crystalline polymer comprising a vinyl backbone having from 60 to 100 mole percent of recurring pendant groups comprising an alkyl or alkoxy light-sensitive cinnamate component connected to the vinyl backbone through (a) a component which provides stiffness and rod-like character to the cinnamate component and (b) a spacer group having from 7 to 14 atoms.
一种光交联液晶聚合物,包括具有60至100摩尔百分比的反复出现的侧基,该侧基包括连接到
乙烯骨架上的烷基或烷氧基光敏的
肉桂酸酯组分,通过(a)提供刚度和棒状特性给
肉桂酸酯组分的组分和(b)具有7至14个原子的间隔基团。