Liquid crystal composition and liquid crystal display device

Details Liquid crystal composition and liquid crystal display device Liquid crystal composition and liquid crystal display device

1993-12-17

1995-09-26

Harris, C.

Compositions

Liquid crystal compositions

Containing pleochroic dye

25229962, 2522997, 359103, C09K 1900, C09K 1932, C09K 1936, G02F 113

Patent

active

054532175

ABSTRACT:
A liquid crystal composition comprising a fluorine liquid crystal material and at least one azo dichroic dye selected from each of the groups (A), (B), (C) and (D) represented by the following general formulae (I)-(IV): ##STR1##

REFERENCES:
patent: 4426312 (1984-01-01), Claussen et al.
patent: 4490015 (1984-12-01), Kawarada et al.
patent: 4507221 (1985-03-01), Imazeki et al.
patent: 4528113 (1985-07-01), Imazeki et al.
patent: 4600527 (1986-07-01), Imezeki et al.
patent: 4721779 (1988-01-01), Etzbach
patent: 4737310 (1988-04-01), Imazeki et al.
patent: 4935160 (1990-06-01), Scheuble et al.

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