申请人:SEIKO EPSON CORPORATION
公开号:EP0447565A1
公开(公告)日:1991-09-25
A 1,3-dioxane derivative represented by general formula (I), wherein R is a straight-chain alkyl group having 1 to 10 carbon atoms, A is a single bond or a -CH₂CH₂- group, n is 0 or 1 and the cyclohexane ring and the 1,3-dioxane ring are each in the trans configuration and having very high dielectric anisotropy and small birefringence and, particularly in the form of a liquid-crystal composition containing the same, being-capable of providing a liquid crystal display drivable at a low voltage and having a wide visual angle when applied to a liquid crystal display.
一种由通式(I)表示的 1,3-二氧六环衍生物,其中 R 是具有 1 至 10 个碳原子的直链烷基,A 是单键或-CH₂CH₂-基团,n 是 0 或 1,环己烷环和 1,3-二氧六环各自为反式构型,具有极高的介电各向异性和极小的双折射,特别是以含有该衍生物的液晶组合物的形式出现、特别是以含有上述成分的液晶组合物的形式,能够提供可在低电压下驱动的液晶显示器,并在应用于液晶显示器时具有宽视角。