PIPERIDINE DERIVATIVE, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE
申请人:JNC CORPORATION
公开号:US20170158961A1
公开(公告)日:2017-06-08
Provided is a compound having an effect on 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 uses the composition.
In formula (1), R
1
, R
2
, R
3
and R
4
are independently hydrogen or alkyl having 1 to 4 carbons; R
5
is hydrogen, hydroxy, oxy radical, alkyl having 1 to 10 carbons or alkoxy having 1 to 10 carbons; ring A
1
is 1,4-cyclohexylene, 1,4-cyclohexenylene or the like; Z
1
and Z
2
are independently a single bond or alkylene having 1 to 10 carbons; and a is 0, 1, 2 or 3.
提供一种对防止液晶组合物的光解具有影响并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包括该组合物的液晶显示装置。该化合物由公式(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。在公式(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;R5为氢、羟基、氧自由基、具有1至10个碳原子的烷基或具有1至10个碳原子的烷氧基;环A1为1,4-环己基、1,4-环己烯基或类似物;Z1和Z2独立地为单键或具有1至10个碳原子的烷基;a为0、1、2或3。