Lactic acid derivative, liquid crystal composition containing sa

Compositions – Liquid crystal compositions – Containing nonsteryl liquid crystalline compound of...

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25229901, 25229967, 25229968, 25229961, 350350S, 560 59, 560 66, 560 73, 562469, 562473, C09K 1952, C09K 1912, C09K 1920, G02F 113

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048122599

ABSTRACT:
An optically active lactic acid derivative represented by the following formula (Ia) or (Ib): ##STR1## wherein R is a linear, branched or cyclic saturated or unsaturated hydrocarbon group having 1-16 carbon atoms, R.sup.1 is an alkyl group having 4-16 carbon atoms, m and n are respectively 1 or 2, k is 0 or 1, and C* is an asymmetric carbon atom. A liquid crystal composition containing the lactic acid derivative and a liquid crystal device using the liquid crystal composition are also disclosed.

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patent: 4650600 (1987-03-01), Heppke et al.
patent: 4695650 (1987-09-01), Walba et al.
patent: 4744918 (1988-05-01), Heppke et al.
patent: 4775223 (1958-10-01), Yoshinaga et al.

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