Liquid crystal materials having a formula containing a diphenyle

Compositions – Liquid crystal compositions

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260465D, 560 73, 560108, 568744, 568745, 350350S, 568315, 568323, 568331, C07C 6976, C07C12160, C09K 334

Patent

active

042127629

ABSTRACT:
Novel mesomorphic substances, constituting, in certain temperature ranges, nematic or smectic liquid crystals which are compounds of the formula: ##STR1## wherein R.sub.1 is an alkyl or alkoxy group containing 1 to 10 atoms of carbon;

REFERENCES:
patent: 4035056 (1977-07-01), Coates et al.
patent: 4065489 (1977-12-01), Steinstrasser et al.
patent: 4112239 (1978-09-01), Dubois et al.
Nash et al., Mol Cryst. Liq. Cryst., vol. 25 pp. 299-321 (1974). _
Blackwell et al., J. Chem. Soc., pp. 366-373 (1963). _

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