Liquid crystal composition

Details Liquid crystal composition Liquid crystal composition

1975-08-04

1978-04-04

Padgett, Benjamin R.

Compositions

Liquid crystal compositions

252408, 350350, C09K 334, G02F 113

Patent

active

040826864

ABSTRACT:
A nematic liquid crystal composition comprising at least one of the compounds of the formula, ##STR1## wherein X is methyl or chlorine, Y is a normal-C.sub.n H.sub.2n+1 group wherein n is an integer of 1 to 8, provided that when X is methyl n is an integer of 2 to 8, and when X is chlorine n is an integer of 1 to 6. The nematic liquid crystal composition is operable over a wide temperature range.

REFERENCES:
patent: 3655270 (1972-04-01), Creagh
patent: 3731986 (1973-05-01), Fergason
patent: 3838059 (1974-09-01), Wong
patent: 3965029 (1976-06-01), Arora
patent: 3970579 (1976-07-01), Taylor
patent: 3997463 (1976-12-01), Narusawa et al.
Elliott, G., et al., Electronics Letters, vol. 9, No. 17, pp. 399-401 (Aug. 23, 1973).
Arora, S. L. et al., Mol. Cryst. Liq. Cryst., vol. 10, pp. 243-257 (1970).
Kast, Landolt-Bornstein, 6th Ed., Springer-Verlag, Berlin, vol. 2, part 2a, pp. 266-267, 309-310 (1960).
Creagh, L. T., Proc. IEEE, vol. 61, No. 7, pp. 814-822. (July 1973).

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