The present invention relates to liquid-crystalline compounds having two fluorinated biphenyl units, a terminal trifluoromethyl or trifluoromethoxy group and a —CF
2
O— bridge between the two fluorinated biphenyl units. The invention also relates to liquid-crystalline media prepared therewith and to liquid-crystal display devices (LC displays) containing these media.
本发明涉及具有两个
氟代
联苯单元、末端三
氟甲基或三
氟甲氧基基团以及两个
氟代
联苯单元之间的—
CF2O—桥的液晶化合物。本发明还涉及使用这些化合物制备的液晶介质以及包含这些介质的液晶显示器件(LC显示器)。