The object of the present invention is to provide an alignment layer material for forming a liquid crystal alignment layer having an excellent adhesion to a glass substrate, having less dependency of display characteristics on the viewing angle with a high contrast.
A composition used for an alignment layer material comprising a mixture of a polymer (A) which is a block copolymer containing a siloxane compound as a constituting component, and a homopolymer or copolymer (B) having the following repeating unit (1):
is disclosed.
本发明的目的是提供一种配向层材料,用于形成液晶配向层,该材料与
玻璃基板的附着力极佳,显示特性对视角的依赖性较小,对比度高。
用于配向层材料的组合物由聚合物(A)和均聚物或共聚物(B)的混合物组成,聚合物(A)是一种嵌段共聚物,含有
硅氧烷化合物作为构成成分,均聚物或共聚物(B)具有以下重复单元(1):
的均聚物或共聚物(B)的混合物。