Liquid crystal Schiffs bases

Details Liquid crystal Schiffs bases Liquid crystal Schiffs bases

1975-09-08

1977-11-15

Padgett, Benjamin R.

Compositions

Liquid crystal compositions

252 637, 252300, 252408, 350150, 350160LC, C09K 334, C02F 113

Patent

active

040584771

ABSTRACT:
Liquid crystal substances or compounds of the formula ##STR1## wherein R is as hereinafter set forth, as well as compositions and electro-optical apparatuses containing them are described.

REFERENCES:
patent: 3499702 (1970-03-01), Goldmacher et al.
patent: 3731986 (1973-05-01), Fergason
patent: 3795436 (1974-03-01), Boller et al.
patent: 3796479 (1974-03-01), Helfrich et al.
patent: 3815972 (1974-06-01), Hsieh
patent: 3915883 (1975-10-01), Vanmeter et al.
patent: 3927064 (1975-12-01), Boller et al.
patent: 3963313 (1976-06-01), Boller et al.
Boller, A., et al., Proc. of the IEEE, pp. 1002-1003 (Aug. 1972).
Castellano et al., J. Org. Chem., vol. 33, pp. 3501-3504 (1968).
Schadt, M., J. Chem. Phys., vol. 56, No. 4, pp. 1494-1497, (2/15/72).

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