Liquid crystal material containing disazo dyestuffs

Details Liquid crystal material containing disazo dyestuffs Liquid crystal material containing disazo dyestuffs

1981-12-14

1984-01-17

Gron, Teddy S.

Compositions

Liquid crystal compositions

Containing pleochroic dye

350349, C09K 334, G02F 113

Patent

active

044263120

ABSTRACT:
Liquid crystal material containing a disazo dyestuff of formula ##STR1## in which R.sub.1 designates alkyl, aralkyl, cycloalkyl, aryl, alkylsulphonyl, aralkylsulphonyl, cycloalkylsulphonyl, arylsulphonyl, acyl or a R--NH--CO-- or R--O--CO-- group,
in which

REFERENCES:
patent: 4128497 (1978-12-01), Cole, Jr. et al.
patent: 4137193 (1979-01-01), Osman et al.
patent: 4145114 (1979-03-01), Coates et al.
patent: 4308161 (1981-12-01), Aftergut et al.
patent: 4308162 (1981-12-01), Cole, Jr. et al.
patent: 4308163 (1981-12-01), Aftergut et al.
patent: 4308164 (1981-12-01), Aftergut et al.
patent: 4350603 (1982-09-01), Aftergut et al.
patent: 4359398 (1982-11-01), Cole, Jr. et al.
patent: 4394070 (1983-07-01), Brown et al.
patent: 4395350 (1983-07-01), Boller et al.
Seki, H., et al., Abstracts of the 8th Int. Liq. Cryst. Conf., Kyoto, Japan, L-1P (Jul. 1980).
Bloom, A., et al., Mol. Cryst. Liq. Cryst., vol. 41 (left)., pp. 1-4 (1977).
Bloom, A., et al., Mol. Cryst. Liq. Cryst., vol. 40, pp. 213-221 (1977).
Jones, et al., Mol. Cryst. Liq. Cryst., vol. 60, pp. 99-110 (1980).
Gognard, J., et al., Mol Cryst. Liq. Cryst., vol. 68, pp. 207-229 (1981).
Cox, R. J., Mol. Cryst. Liq. Cryst. vol. 55, pp. 1-32 (1979).
Seki, H., et al., JPN. J. Appl. Phys., vol. 21, No. 1, pp. 191-192 (1982).

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