Process for the dyeing or printing of nitrogen containing textile materials
    2.
    发明授权
    Process for the dyeing or printing of nitrogen containing textile materials 失效
    含氮纺织材料的染色或印花工艺

    公开(公告)号:US3907495A

    公开(公告)日:1975-09-23

    申请号:US40542773

    申请日:1973-10-11

    Applicant: HOECHST AG

    CPC classification number: D06P3/10 Y10S8/917 Y10S8/924

    Abstract: Process for dyeing or printing nitrogen containing native or synthetic fibrous materials, such as wool, silk or fibres of polyamide, which comprises the dyeing or printing of the said fibrous materials with a water-soluble dyestuff of the formula

    IN WHICH F represents the rest of a monoazo- or 1-amino-4phenyl-amino-anthraquinone-2-sulfonic acid dyestuff, Y represents a direct linkage or one of the groups

    OR

    Z represents a hydrogen atom or an alkali metal atom or the ammonium group, and n represents the integer 1, 2 or 3, at a temperature between about 20* and about 115* C and at a pH-value between about 4.0 and about 7.5, the dyeings and prints so prepared being distinguished by very good fastness to processing and fastness to wear, such as fastness to wet and fastness to light.

    Abstract translation: 含有天然或合成纤维材料(如羊毛,丝绸或聚酰胺纤维)的含氮染色或印刷方法,其包括用式IN的水溶性染料染色或印刷所述纤维材料,其中F 单 - 或1-氨基-4-苯基 - 氨基 - 蒽醌-2-磺酸染料,Y表示直接键或基团之一或Z表示氢原子或碱金属原子或铵基,n表示 代表整数1,2或3,在约20至约115℃的温度和约4.0至约7.5的pH值之间,所制备的染色和印花的特征在于非常好的加工牢度和牢度 穿着,如坚牢耐湿,耐光。

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