| abstract |
The present invention provides a compound represented by the general formula (1): Fb-Z n (1) [Where Fb is a sulfo group-containing mono-, di- or poly-azo dye; heavy metal complex mono-, di- or tri-azo dye; or anthraquinone, azomethine, phenazine, stilbene, triphenylmethane, xanthene Thioxanthene, nitroaryl, naphthoquinone, pyrenequinone, perylenetetracarbimide, formazan, copper formazan, phthalocyanine, copper phthalocyanine, nickel phthalocyanine, cobalt phthalocyanine, aluminum phthalocyanine dye; or triphenedioxazine dye; n is 1, 2 or 3; Z is the general formula (2) Embedded image Wherein Q, W, R, X 1 , X 2 and X 3 are as defined in claim 1), wherein the aqueous ink formulation comprises one or more reactive dyes; It relates to the preparation and use of these dyes. |