Azo dyestuffs and liquid crystal material containing azo dyestuf

Details Azo dyestuffs and liquid crystal material containing azo dyestuf Azo dyestuffs and liquid crystal material containing azo dyestuf

1986-10-03

1988-09-13

Gron, Teddy S.

Compositions

Liquid crystal compositions

Containing pleochroic dye

350349, 534577, G02F 113, C09K 1900

Patent

active

047708093

ABSTRACT:
Liquid crystal material containing at least one dyestuff of the formula ##STR1## in which A=the radical of an azo dyestuff,

REFERENCES:
patent: 4426312 (1984-01-01), Claussen
patent: 4483914 (1984-11-01), Naito et al.
patent: 4519935 (1985-05-01), Claussen
patent: 4600527 (1986-07-01), Imazeki et al.
patent: 4606991 (1986-08-01), Kawata et al.
patent: 4610803 (1986-09-01), Claussen

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