Dyeing of polyamide textiles and anthraquinone dyestuffs therefor
    1.
    发明授权
    Dyeing of polyamide textiles and anthraquinone dyestuffs therefor 失效
    聚酰胺纺织品和蒽醌染料的染色

    公开(公告)号:US4188187A

    公开(公告)日:1980-02-12

    申请号:US893730

    申请日:1978-04-05

    CPC分类号: C09B1/343 D06P1/40 Y10S8/924

    摘要: A process for dyeing or printing natural or synthetic polyamide textile substrates comprising employing, as dyestuff, a compound of formula I, ##STR1## in which R is hydrogen, methyl or ethyl,R.sub.1 is hydrogen, methyl or ethyl, andthe ring A is unsubstituted or monosubstituted by halogen, (C.sub.1-2)alkyl, (C.sub.1-2)alkoxy or alkyl(C.sub.1-2)carbonylamino or disubstituted by methyl groups,in free acid or salt form.

    摘要翻译: 一种用于染色或印刷天然或合成聚酰胺纺织品基材的方法,其包括使用式I化合物作为染料,其中R是氢,甲基或乙基,R 1是氢,甲基或乙基,环A 被卤素,(C1-2)烷基,(C1-2)烷氧基或烷基(C1-2)羰基氨基单取代或被甲基二取代的游离酸或盐形式单取代。