申请人:CHISSO CORPORATION
公开号:EP0306917A2
公开(公告)日:1989-03-15
A nematic liquid crystal composition for multiplex drive display elements having superior characteristics, particularly a steep voltage-transmittance characteristic, is provided which composition comprises:
(1) 10 to 50% by weight of a first component comprising compound(s) of the formula
(I) wherein R₁ is 1-8C alkyl and
(2) 20 to 90% by weight of a second component comprising compounds of the following formulas (II), (III), (IV), (V) and (VI), the respective contents of which are 0-40, 0-50, 0-40, 0-40 and 0-40% by weight, the total weight of the first and second components being 60% by weight or more:
wherein R₂ is 1-10C alkyl, R₃ is 1-10C alkyl or alkoxy and
is
or
提供了一种用于多路驱动显示元件的向列液晶组合物,该组合物具有优异的特性,尤其是陡峭的电压-透射特性,该组合物包括
(1) 10%至 50%(按重量计)的第一组分,包括式 (I) 中的化合物
(I) 其中 R₁ 是 1-8C 烷基和
(2) 20%至 90%(按重量计)的第二组份,第二组份包括以下式(II)、(III)、 (IV)、(V)和(VI)的化合物,其含量分别为 0-40%、0-50%、0-40%、0-40% 和 0-40%(按重量计),第一和第二组份的总重量为 60%(按重量计)或以上:
其中 R₂ 是 1-10C 烷基,R₃ 是 1-10C 烷基或烷氧基,并且
是
或