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    • 1. 发明授权
    • Mixtures of azo dyes for navy to black shades
    • 用于海军至黑色阴影的偶氮染料的混合物
    • US5393308A
    • 1995-02-28
    • US125826
    • 1993-09-24
    • Arno LangeVolker BachClemens GrundHelmut ReicheltPaul Richter
    • Arno LangeVolker BachClemens GrundHelmut ReicheltPaul Richter
    • C09B67/22C09B29/00D06P3/54
    • C09B67/0046Y10S8/922
    • There are described dye mixtures containinga) an azo dye of the formula I ##STR1## where Hal is chlorine or bromine, b) the azo dye of the formula II ##STR2## where L is allyl or optionally hydrogen, and c) an azo dye of the formula III and/or IV ##STR3## where R.sup.1 is nitro or substituted or unsubstituted C.sub.1 -C.sub.4 -alkylsulfonyl,R.sup.2 and R.sup.3 are each hydrogen, chlorine or bromine,R.sup.4 and R.sup.5 are each hydrogen or chlorine,R.sup.6 and R.sup.7 are each hydrogen, phenyl or substituted or unsubstituted C.sub.1 -C.sub.4 -alkyl,X.sup.1 is hydrogen, hydroxyl, methoxy, acetylamino or nitro,X.sup.2, X.sup.3, X.sup.4 and X.sup.5 are each hydrogen, methyl or methoxy, andX.sup.6 is hydroxyl, 2-hydroxyethoxy, formyl or methoxycarbonylamino,dye preparations containing the novel dye mixtures, and the use of the novel dye mixtures for dyeing or printing polyesters in textile form.
    • 描述了染料混合物,其包含a)式I的偶氮染料,其中Hal是氯或溴,b)式II的偶氮染料(II),其中L是烯丙基或任选的氢 ,和c)式III和/或IV的偶氮染料(III)其中R 1是硝基或取代或未取代的C 1 -C 4 - 烷基磺酰基,R 2和R 3各自是氢,氯或 溴,R 4和R 5各自为氢或氯,R 6和R 7各自为氢,苯基或取代或未取代的C 1 -C 4 - 烷基,X 1为氢,羟基,甲氧基,乙酰氨基或硝基,X 2,X 3,X 4和X 5为 氢,甲基或甲氧基,X6是羟基,2-羟基乙氧基,甲酰基或甲氧基羰基氨基,含有新染料混合物的染料制剂,以及使用新型染料混合物以纺织形式染色或印刷聚酯。