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    • 24. 发明授权
    • Process for dyeing differential-dyeing polyamide fibres
    • 染色差染染色聚酰胺纤维的工艺
    • US4514187A
    • 1985-04-30
    • US513596
    • 1983-07-14
    • Hans U. SchutzHelmut RaisinThys Bouwknegt
    • Hans U. SchutzHelmut RaisinThys Bouwknegt
    • C09B1/34D06P3/04D06P3/06D06P3/82
    • C09B1/34D06P3/06D06P3/8209Y10S534/01Y10S8/924
    • The present invention relates to a process for the differential dyeing of such polyamide fibres and materials containing polyamide fibres as are made of components which differ in dyeability, or mixtures of polyamide fibres, with dyes or dye mixtures, which comprises using for dyeing these materials an aqueous liquor which contains a dye of the formula ##STR1## in which A.sub.1 is hydrogen or C.sub.1-4 alkyl and R is a C.sub.2-5 -alkanoyl, C.sub.3-6 -alkenoyl, (C.sub.1-4 -alkoxy)carbonyl, phenoxycarbonyl, C.sub.1-4 -alkylsulfonyl or phenylsulfonyl radical which can be substituted in the alkyl, alkenyl, alkoxy, phenoxy or phenyl moiety, or a mixture of a dye of the formula (1) with a monosulfo-containing anthraquinone dye, and to those dyes of the formula (1) in which A.sub.1 is as defined above and R is a C.sub.1-4 -alkylsulfonyl or phenylsulfonyl radical which can be substituted in the phenyl moiety by C.sub.1-4 -alkyl.Even at low dyeing temperatures, the process of the invention gives ombre effects rich in contrast and, on admixture of other suitable acid dyes, multicolor effects on polyamide fibres which are suitable for differential dyeing.
    • 本发明涉及这样的聚酰胺纤维和含有聚酰胺纤维的材料的不同染色方法,所述聚酰胺纤维由染色性不同的组分或聚酰胺纤维与染料或染料混合物组成的组分制成,其中包括用于将这些材料染色 含有式(1)的染料的水溶液,其中A1是氢或C1-4烷基,R是C2-5-烷酰基,C3-6-烯酰基,(C1-4-烷氧基)羰基,苯氧基羰基 可以在烷基,链烯基,烷氧基,苯氧基或苯基部分取代的C 1-4 - 烷基磺酰基或苯基磺酰基,或式(1)的染料与单磺酸的蒽醌染料的混合物,以及这些染料 的式(1)的化合物,其中A 1如上所定义,R是可以在苯基部分被C 1-4 - 烷基取代的C 1-4 - 烷基磺酰基或苯基磺酰基。 即使在低染色温度下,本发明的方法也产生了丰富的造影效果,并且与其它合适的酸性染料混合,对于适用于不同染色的聚酰胺纤维具有多色效果。
    • 27. 发明授权
    • Reduced-staining colorant system
    • 减色染料系统
    • US4110238A
    • 1978-08-29
    • US655346
    • 1976-02-05
    • Robert J. Lala
    • Robert J. Lala
    • C09B1/28C09B1/34C09B67/42C11D3/40C11D3/42D06P1/20D06P1/40C09B1/32
    • C09B67/0071C09B1/28C09B1/34C11D3/40C11D3/42D06P1/20D06P1/40
    • A dye composition is disclosed together with methods for its use and detergent compositions employing the combination. The dye composition is a mixture of anthraquinone dyes suitable for use with liquid laundry detergents. The composition substantially reduces the undesirable fabric staining characteristic of a detergent in which the dye is employed, while still retaining the ability to blue the fabric. Further, the color value of the detergent product is maintained at a desirable level. The composition is a combination of an oil soluble dye such as 1,4-bis(2-ethylhexylamino)-anthraquinone (C.I. Solvent Blue 58) with a water soluble dye such as 1-amino-2-sulfo, 4-(2-sulfo-para toluidino) anthraquinone sodium salt (C.I. Acid Blue 145) and/or 1,4-bis(3-sodium sulfonate mesitylidino) anthraquinone (C.I. Acid Blue 80).
    • 公开了染料组合物及其使用方法和采用该组合的洗涤剂组合物。 染料组合物是适用于液体衣物洗涤剂的蒽醌染料的混合物。 该组合物基本上减少了其中使用染料的洗涤剂的不期望的织物染色特性,同时仍然保持蓝色织物的能力。 此外,洗涤剂产品的颜色值保持在期望的水平。 该组合物是油溶性染料如1,4-双(2-乙基己基氨基) - 蒽醌(CI溶剂蓝58)与水溶性染料如1-氨基-2-磺基,4-(2- 磺基对甲苯胺基)蒽醌钠盐(CI酸性蓝145)和/或1,4-双(3-磺酸钠均质基)蒽醌(CI酸性蓝80)。