| abstract |
(57) [Summary] (Modified) [Objective] To provide a liquid crystal mixture having a low melting point and a wide Sc phase range, particularly a liquid crystal mixture suitable for a FLC mixture. A liquid crystal mixture comprising components A, B and C. A. Compounds of formula (I) and / or formula (II): B. Compound of formula (III): C. Compound of formula (IV): R 1 -O-CO-O-(-A 1 ) a (-M 1 ) b (-A 2 ) c (-M 2 ) d (-A 3 ) e (-O) f −R 2 (IV) (wherein R 1 , R 2 , R 1 and R 2 are alkyl groups, and A 1 to A 3 is 1,4-phenylene, pyridine-2,5-diyl, Pyrimidine-2,5-diyl, trans-1,4-cyclohexylene or 1,3,4-thiadiazole-2,5-diyl, M 1 to M 3 are —CO—, —CO—O—, -O- CO -, - CH 2 -O - , - O-CH 2 - or -CH 2 - CH 2 —, X 1 to X 4 are CH or N, and 6 The number of N atoms in the member ring is 0, 1 or 2, a, b, c, d, e and f are 0 or 1. ). |