申请人:Chisso Corporation
公开号:EP0205340A1
公开(公告)日:1986-12-17
A novel liquid crystal ester compound which is useful as a component for TN type nematic liquid crystal composition, raising its nematic-isotropic liquid phase-isotropic liquid . phase transition point without increasing its viscosity and a liquid crystal composition containing the same are provided, which ester compound is expressed by the formula
wherein R' represents an alkyl group or an alkoxy group each of 1 to 10 carbon atoms;
represents
; Y represents -COO- or -OCO-; any of
represent
n represents 0 or 1; and Z represents an alkyl group or an alkoxy group each of 1 to 10 carbon atoms, or a halogen atom of F, Cf or Br.
本发明提供了一种新型液晶酯化合物,它可用作 TN 型向列液晶组合物的成分,在不增加其粘度的情况下提高其向列-各向同性液相-各向异性液相......相转变点,并提供了含有该化合物的液晶组合物,该酯化合物由式表示
其中 R'代表烷基或烷氧基,每个烷氧基含有 1 至 10 个碳原子;
代表
Y代表-COO-或-OCO-; 其中任何一个代表
代表
n 代表 0 或 1;以及 Z 代表 1 至 10 个碳原子的烷基或烷氧基,或 F、Cf 或 Br 的卤素原子。