Disazo dyestuffs containing a bridging group and at least one quaternary ammonium group
    5.
    发明授权
    Disazo dyestuffs containing a bridging group and at least one quaternary ammonium group 失效
    包含一个桥梁组和至少一个四分之一氨基酸组的DISAZO DYESTUFFS

    公开(公告)号:US3635940A

    公开(公告)日:1972-01-18

    申请号:US3635940D

    申请日:1968-05-21

    Applicant: CIBA LTD

    Abstract: DISAZO COMPOUNDS OF THE FORMULA

    D-N=N-A-N(-R'')-R"

    D-N=N-(A-N-(-R'')-R")-Z-(N(-R'')(-R")-A)-N=N-D

    IN WHICH D REPRESENTS THE RESIDUE OF A MONOCYCLIC OR BICYCLIC DIAZO COMPONENT, A REPRESENTS AN ARYLENE RESIDUE AND R'' AND R" EACH REPRESENTS AN ALKYL RESIDUE, ARE LINKED TOGETHER VIA THEIR COUPLING COMPONENTS THROUGH A BIFUNCTIONAL BRIDGING GROUP Z WHICH HAS NO DYESTUFF CHARACTERTISTICS AND WHICH CONTAINS AT LEAST ONE QUATERNATED NITROGEN ATOM. THE COMPOUNDS ARE USEFUL FOR DYEING AND PRINTING SYNTHETIC FIBERS, AND PRODUCE INTENSE AND LEVEL DYEINGS POSSESSING GOOD FASTNESS TO LIGHT, WASHING, PERSPIRATION AND SUBLIMATION.

    Abstract translation: 双偶氮化合物,其中两个通式为I的单偶氮染料分子代表杂环重氮组分的残基,A表示亚芳基,R'和R“各自表示烷基残基,通过其偶联组分通过 双官能桥基Z,其没有染料特性并且含有至少一个季铵化氮原子。 该化合物用于染色合成纤维如聚氯乙烯,表现出良好的光照和耐洗牢度。

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