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    • 74. 发明授权
    • Process for the non-aqueous continuous dyeing and printing of fibre material made from synthetic polyamide
    • 非水性连续染色和合成聚酰胺纤维材料印刷工艺
    • US3787180A
    • 1974-01-22
    • US3787180D
    • 1971-04-09
    • CIBA GEIGY AG
    • WEGMULLER HKLEEMANN A
    • C09B69/04D06P1/92D06P1/68
    • D06P1/924C09B69/04D06P1/928Y10S8/924Y10S8/938
    • A process for the non-aqueous, continuous dyeing or printing of synthetic polyamide fibre material is disclosed, which comprises impregnating or printing this material with a solution of at least one dye salt consisting of the anionic radical of an anionic dyestuff and the cationic radical of an isothiourea derivative capable of salt formation, in a halogenated aliphatic hydrocarbon, optionally containing thickener, on its own or in admixture with a liquid, water-soluble organic solvent, removing excess dye liquor from the material and fixing the dyestuff by a heat treatment of the impregnated or printed fibre material at temperatures below the softening point of the fibre material, thereby obtaining a finished dyeing or print on said fibre material. By this process, on the stated fibre material are obtained deeply coloured, even and well developed dyeings having good fastness properties, such as fastness to wet processing, rubbing and dry cleaning.
    • 公开了一种用于合成聚酰胺纤维材料的非水性,连续染色或印刷的方法,其包括用至少一种由阴离子染料的阴离子基团组成的染料盐和阳离子基团的溶液浸渍或印刷该材料 在卤代脂族烃中任选地含有增稠剂的异硫脲衍生物,其独立地或与液体的水溶性有机溶剂混合,从材料中除去多余的染液并通过热处理固定染料 在低于纤维材料的软化点的温度下浸渍或印刷的纤维材料,从而在所述纤维材料上获得最终的染色或印刷。 通过该方法,在所述纤维材料上得到深色,均匀且发达的具有良好牢度性能的染色剂,例如湿法加工,摩擦和干洗的坚牢度。