Azo compounds
    32.
    发明授权
    Azo compounds 失效
    偶氮化合物

    公开(公告)号:US4273555A

    公开(公告)日:1981-06-16

    申请号:US73426

    申请日:1979-09-07

    CPC classification number: C09B35/60 D06P3/62 D06P3/8242 D06P3/8266

    Abstract: An azo compound which in the free acid form is represented by the following formula: ##STR1## where R.sub.1 stands for methyl, ethyl, R.sub.2 stands for hydrogen, methyl, methoxy or ethoxy, R.sub.3 stands for hydrogen or methyl, and K stands for ##STR2## wherein the benzene nucleus A may be further substituted by methyl, amino, acetylamino or methoxy or: ##STR3## wherein these naphthalene neuclei may be further substituted by hydroxy, amino or acetylamino, also a process for preparing the azo compound and a dyeing method using said azo compound.

    Abstract translation: 游离酸形式的偶氮化合物由下式表示:其中R1代表甲基,乙基,R2代表氢,甲基,甲氧基或乙氧基,R3代表氢或甲基, 并且K代表,其中苯核A可进一步被甲基,氨基,乙酰氨基或甲氧基取代,或者:其中这些萘核可进一步被羟基,氨基或乙酰氨基取代,也是制备 偶氮化合物和使用所述偶氮化合物的染色方法。

    METHOD OF DYEING HIGH PERFORMANCE FABRICS
    38.
    发明申请
    METHOD OF DYEING HIGH PERFORMANCE FABRICS 审中-公开
    高性能织物的染色方法

    公开(公告)号:US20130174357A1

    公开(公告)日:2013-07-11

    申请号:US13783444

    申请日:2013-03-04

    Abstract: There is provided a process of dyeing yarn or cloth comprising fibres, comprising dyeing at least part of the fibres with at least two types of dyestuff that dye the same fibres substantially the same colour. One of the types of dyestuff chemically bonds with or is at least partially incorporated into the fibre structure and the other type of dyestuff does not chemically bond with or become at least partially incorporated into the fibre structure.

    Abstract translation: 提供了一种染色包含纤维的纱线或布料的方法,包括用至少两种类型的染料将至少部分纤维染色,所述染料染色相同的纤维基本上相同的颜色。 与纤维结构化学键合或至少部分地结合到纤维结构中的染料类型之一和其它类型的染料不与纤维结构化学键合或至少部分地结合到纤维结构中。

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