To provide a liquid crystal display device, in which favorable transparency when no voltage is applied and favorable scattering property when a voltage is applied are achieved, and the adhesion between the liquid crystal layer and the vertical liquid crystal alignment film is high.
A liquid crystal display device, which comprises a liquid crystal layer formed by disposing a liquid crystal composition between a pair of substrates provided with an electrode and irradiating the liquid crystal composition with ultraviolet rays and curing it by an ultraviolet irradiation apparatus in such a state that the liquid crystal composition partly or entirely shows liquid crystallinity, and at least one of the substrates being provided with a liquid crystal alignment film to vertically align a liquid crystal, wherein the liquid crystal composition contains a liquid crystal, a curable resin, a bifunctional monomer and a monomer having at least one polar group selected from the group consisting of a hydroxy group, a carboxy group and a phosphoric acid group, and the liquid crystal alignment film is a liquid crystal alignment film obtained from a liquid crystal aligning agent containing a polymer having a specific side chain structure.
为了提供一种液晶显示装置,该装置在不施加电压时具有良好的透明性,在施加电压时具有良好的散射特性,而且液晶层与垂直液晶排列膜之间的附着力很高。
一种液晶显示装置,它包括通过在一对带有电极的基板之间放置液晶组合物,并用紫外线照射液晶组合物,然后用紫外线照射装置将其固化,使液晶组合物部分或全部呈现液晶状态而形成的液晶层,以及至少在其中一个基板上提供用于垂直排列液晶的液晶排列膜、其中,液晶组合物包含液晶、可固化
树脂、双官能团单体和至少有一个极性基团的单体,该极性基团选自由羟基、羧基和
磷酸基组成的组,而液晶配向膜是由液晶配向剂获得的液晶配向膜,该液晶配向剂包含具有特定侧链结构的聚合物。