Piperidine derivative, liquid crystal composition and liquid crystal display device
申请人:JNC CORPORATION
公开号:US10053425B2
公开(公告)日:2018-08-21
To provide a compound having an effect for preventing photolysis of a liquid crystal composition, and having a high solubility in the liquid crystal composition, a liquid crystal composition containing the compound, and a liquid crystal display device including the composition. The compound is represented by formula (1), the liquid crystal composition contains the compound, and the liquid crystal display device includes the composition.
In formula (1), R1, R2, R3 and R4 are independently hydrogen or alkyl having 1 to 4 carbons; ring A1 and ring A2 are independently 1,4-cyclohexylene, 1,4-phenylene or the like; Z1, Z2 and Z3 are independently a single bond, alkylene or the like; and n is 0, 1 or 2.
提供一种具有防止液晶组合物光解作用且在液晶组合物中具有高溶解度的化合物、一种含有该化合物的液晶组合物以及一种包括该组合物的液晶显示设备。该化合物由式(1)表示,液晶组合物含有该化合物,液晶显示设备包括该组合物。
在式 (1) 中,R1、R2、R3 和 R4 独立地为氢或具有 1 至 4 个碳原子的烷基;环 A1 和环 A2 独立地为 1,4-环己烯、1,4-亚苯基或类似物;Z1、Z2 和 Z3 独立地为单键、亚烷基或类似物;n 为 0、1 或 2。