The present invention relates to a copolymer for the photoalignment of liquid crystals comprising a photoreactive group as given below in formula (I), compositions thereof, and its use for optical and electro optical devices, especially liquid crystal devices (LCDs).
本发明涉及一种共聚物,用于
液晶的光定向,包括以下式子(I)中给出的光反应性基团,以及其组合物,以及其在光学和电光设备,特别是
液晶设备(LCD)中的使用。