Provided are a compound having an effect on preventing photolysis of a liquid crystal composition, and high solubility in the liquid crystal composition, a liquid crystal composition containing the compound and a liquid crystal display device including the composition.
A compound is represented by formula (1), a liquid crystal composition contains the compound and a liquid crystal display device uses the composition.
In formula (1), for example, R1 is alkyl having 1 to 10 carbons; R2 is hydrogen, hydroxy, oxy radical or alkyl; ring A1, ring A2 and ring A3 are independently 1,4-cyclohexylene, 1,4-phenylene or pyridine-2,5-diyl; Z1 and Z2 are independently a single bond or alkylene; and a and b are independently 0 or 1.
提供了一种对防止液晶组合物的光解具有影响的化合物,具有高溶解度在液晶组合物中,一种含有该化合物的液晶组合物,以及包括该组合物的液晶显示装置。 该化合物由式(1)表示,液晶组合物含有该化合物,液晶显示装置使用该组合物。 在式(1)中,例如,R1是具有1至10个碳的烷基;R2是氢、羟基、氧基或烷基;环A1、环A2和环A3分别是1,4-环己亚甲基、1,4-苯亚甲基或
吡啶-2,5-二亚甲基;Z1和Z2分别是单键或烷基;a和b分别是0或1。