Compositions – Liquid crystal compositions – Containing nonsteryl liquid crystalline compound of...
Patent
1988-07-18
1990-10-30
Rollins, John W.
Compositions
Liquid crystal compositions
Containing nonsteryl liquid crystalline compound of...
549450, 549451, 558389, 558398, 558399, 558411, 558414, 558416, 558419, 558420, 558423, 558426, 558430, 558431, 558454, 560 1, 560 55, 560 59, 560 65, 560110, 560112, 560116, 560118, 560125, 560126, 560180, 562887, 564152, 564155, 25229961, 25229963, 25229966, 350350R, 350350S, C09K 1910, C09K 1930, C07D31726, G02F 113
Patent
active
049667262
ABSTRACT:
The new compounds produced from a molecular structural element with two chirality centers and at least one mesogenic structural element are defined by the general formula (I) ##STR1## in which the symbols have the following meaning: Y.sup.1 =H, (C.sub.1 -C.sub.10)alkyl, MC--CH.sub.2 or MC--CO, MC denoting the molecular radical of a mesogenic carboxylic acid after splitting off a COOH group,
REFERENCES:
patent: 4264148 (1981-04-01), Gobl-Wunsch et al.
patent: 4584120 (1986-04-01), Fujii et al.
patent: 4650600 (1987-03-01), Heppke et al.
patent: 4673529 (1987-06-01), Sugimori et al.
patent: 4686289 (1987-08-01), Huynh-Ba et al.
Gunaratne Manel
Scherowsky Gunter
Catchpole W.
Hoechst Aktiengesellschaft
Rollins John W.
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