Azo compound and dye polarizing film containing the same

Details Azo compound and dye polarizing film containing the same Azo compound and dye polarizing film containing the same

C - Chemistry, Metallurgy

09

B

C09B 31/08 (2006.01) C09B 31/22 (2006.01) C09B 45/28 (2006.01) G02B 5/30 (2006.01) G02F 1/1335 (2006.01)

Patent

CA 2655743

Disclosed is an azo compound represented by the formula (1) below, a salt thereof, or a copper complex salt compound thereof. (1) (In the formula, R1 and R2 independently represent a hydrogen atom, a sulfonic acid group, a lower alkyl group or a lower alkoxyl group; R3-R6 independently represent a hydrogen atom, a lower alkyl group or a lower alkoxyl group; R7 represents a lower alkyl group or a lower alkoxyl group; and n represents 0 or 1.)

Cette invention concerne un composé azo de formule (1), l'un de ses sels ou un composé salin de complexe de cuivre dudit composé. Dans la formule (1), R1 et R2 représentent indépendamment un atome d'hydrogène, un groupe acide sulfonique, un groupe alkyle inférieur ou un groupe alkoxyle inférieur ; R3 à R6 représentent indépendamment un atome d'hydrogène, un groupe alkyle inférieur ou un groupe alkoxyle inférieur ; R7 représente un groupe alkyle inférieur ou un groupe alkoxyle inférieur ; et n vaut 0 ou 1.

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