Liquid crystalline medium, useful for e.g. electro-opticals, liquid crystal on silicon, projection systems, monitors and notebooks, comprises a triphenyl compound

摘要

Liquid crystalline medium comprises a triphenyl compound (I). Liquid crystalline medium comprises a triphenyl compound of formula (I). R : halo or unsubstituted 1-15C alkyl or alkoxy, where one or more CH 2 groups are replaced by -C?=C, CF 2O, CH=CH, cyclobutane compound of formula (Iy), cyclobutane compound of formula (Iz), O, COO or OCO (where O is not directly connected); X : F, Cl, CN, SF 5, SCN, NCS, haloalkyl, haloalkenyl, haloalkoxy or halo 6C-alkenyloxy; and Y 1, Y 2H or F. [Image].