申请人:HITACHI, LTD.
公开号:EP0162437A2
公开(公告)日:1985-11-27
A liquid crystal compound of the formula:
wherein
R2 is preferably C7-14 alkyl;
X1 is -COO- or -OCO;
Y1 is
Y2 is
; and
Z is -N02 or -CN, shows a smectic phase, is large in positive dielectric anisotropy and can give a liquid crystal composition (5) suitable for use in a thermal address display device.
式中 R2 最好是 C7-14 烷基;X1 是-COO-或-OCO;Y1 是 Y2 是;Z 是-N02 或-CN 的液晶化合物,显示出胶粘相,正电各向异性大,可以得到适用于热敏地址显示装置的液晶组合物(5)。