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    • 93. 发明专利
    • Mixtures of fiber-reactive azo dyes, production thereof and use thereof
    • ZA200509695B
    • 2006-08-30
    • ZA200509695
    • 2005-11-30
    • DYSTAR TEXTILFARBEN GMBH & CO
    • MEIER STEFANREIHER UWERUSS WERNERSCHUMACHER CHRISTIAN
    • C09B20060101C09B62/026C09D20060101C09D11/02D06P20060101
    • Dye mixture (A) comprises diazenyl dye compound (I) and phenylazo dye compound (II). Dye mixture (A) comprises diazenyl dye compound of formula (I) and phenylazo dye compound of formula (II). M : H or alkali metal; m : 1-3; D : benzol or naphthalene; Y, Y 1>, Y 2>vinyl or ethyl, in which beta -position is substituted with alkali eliminatable substituents; R 1>H, 1-4C alkyl, 1-4C alkoxy or sulfo; R 2>amino or 1-4C alkyl (substituted with carboxy, sulfo or -SO 2-Y 2>); R 3>H, Cl, 1-4C alkyl, 1-4C alkoxy or sulfo; R 4>H, 1-4C alkyl or 1-4C alkoxy; Z : fiber reactive groups (halopyrimidine, dichloroquinoxaline or halotriazine) optionally carries a sulfonyl compound of formula (-NR 5>-B 1>-SO 2-Y); R 5>H or 1-4C alkyl; and B 1>4-6C alkylene (optionally interrupted by heteroatoms), phenylene or 2-4C alkylene. Independent claims are also included for: (1) a method for coloring hydroxy- and/or carbonamide group containing material (preferably synthetic material), comprising applying dyes on the material and followed by heating and/or with alkaline active agents, where the dyes used are (A) as colorants; (2) aqueous printing ink for textile printing after ink-jet procedure, comprising 0.01-40 wt.% of (A) related on the total weight of the ink; (3) a method for printing on textile fiber materials after ink-jet procedure, comprising one of the aqueous printing inks; and (4) natural or regenerated cellulose fibers, leathers, wool, silk, polyamide or polyurethane fibers, digitally printed with aqueous printing inks. [Image].