Document Type and Number:
Japanese Patent JPS6119672
Kind Code:
B2
Abstract:
A dye compound suitable for use in solution with a liquid crystal material is characterized by one of the following formulae: +tr (III) a derivative of (I) or (II) containing one or more simple lateral substituents or bridging groups on the benzene rings: where n1, n2, n3 are integers in the range 0 to 4, A is azo or azoxy, X is cyano, or nitro and Y1 and Y2 are one of the following: hydrogen, alkoxy, arylalkoxy or NR2R1 where R1 and R2 are alkyl, substituted alkyl or alkylene groups.
Inventors:
DEIBITSUDO KOTSU
JOOJI UIRIAMU GUREI
DEIMIIN JERAADO MAKUDONERU
JOOJI UIRIAMU GUREI
DEIMIIN JERAADO MAKUDONERU
Application Number:
JP7208776A
Publication Date:
May 19, 1986
Filing Date:
June 17, 1976
Export Citation:
Assignee:
SECR DEFENCE BRIT
International Classes:
C09B29/00; C09B31/00; C09B31/30; C09B33/00; C09B35/00; C09B43/08; C09B43/10; C09B67/44; C09K19/60; G02F1/13; G02F1/137
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