Stabilization of dyeings of polyamide fibres
    4.
    发明授权
    Stabilization of dyeings of polyamide fibres 失效
    聚酰胺纤维染色稳定

    公开(公告)号:US5356443A

    公开(公告)日:1994-10-18

    申请号:US117847

    申请日:1993-09-07

    CPC分类号: D06P1/96 D06P1/628 D06P3/24

    摘要: A process for enhancing the thermal and/or photochemical stability of dyeings on dimensionally stabilised polyamide fibres, which comprises treating the polyamide fibre material, before the fixation step for producing defined, resilient forms and dimensions, in aqueous medium with a compound of formula I(A-Y-).sub.n Z(-W).sub.m (1)wherein A, W, Y, Z, n and m are as defined in claim 1.

    摘要翻译: 一种用于提高尺寸稳定的聚酰胺纤维上的染色的热和/或光化学稳定性的方法,其包括在具有式I化合物的水性介质中制备限定的弹性形式和尺寸的固定步骤之前处理聚酰胺纤维材料( AY-)nZ(-W)m(1)其中A,W,Y,Z,n和m如权利要求1所定义。