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    • 1. 发明授权
    • Reduction or prevention of dye bleeding
    • 减少或预防染色出血
    • US08262742B2
    • 2012-09-11
    • US11982871
    • 2007-11-06
    • Aaron Frank Self
    • Aaron Frank Self
    • D06P5/02C09B67/00
    • D06P3/24D06M15/412D06P3/241D06P3/242D06P3/8209Y10T428/2933Y10T428/2938Y10T428/2964
    • The present invention relates to a method of applying dye and stainblocker to a substrate comprising cationically dyeable fibers which reduces or eliminates the need for subsequent reapplication of dye. The present invention solves the problem of cationic dye removal resulting from stainblocker application by providing a method wherein application of stainblocker precedes the application of dye to a substrate comprising cationically dyeable fibers. Surprisingly, the invention provides a method wherein the effectiveness of cationic dye application is improved when preceded by stainblocker application compared to stainblocker application preceded by cationic dye application. The substrate comprising cationically dyeable fibers preferably further comprises acid dyeable fibers wherein even more preferably, said cationically dyeable fibers and acid dyeable fibers are attached to a backing to form a carpet.
    • 本发明涉及一种将染料和防污剂施用于包含阳离子可染色纤维的底物的方法,其减少或消除了随后重新施用染料的需要。 本发明解决了通过提供一种方法,其中将防污染剂施加于包含阳离子可染色纤维的底物之前的染色剂施加之前的方法解决了由防污染剂施用产生的阳离子染料去除问题。 令人惊奇的是,本发明提供了一种方法,其中阳离子染料施用的有效性在先于防污剂施用之前与在阳离子染料施用之前的防污染剂应用相比得到改善。 包含阳离子可染色纤维的基质优选还包含可酸性染色纤维,其中甚至更优选地,所述阳离子可染色纤维和酸可染色纤维连接到背衬以形成地毯。
    • 6. 发明授权
    • Method of dyeing wool with acid dyestuffs
    • 用酸性染料染色羊毛的方法
    • US4622045A
    • 1986-11-11
    • US655843
    • 1984-09-28
    • Josef FrauenknechtKarl Zeller
    • Josef FrauenknechtKarl Zeller
    • D06P3/16D06P3/82D06P1/39
    • D06P3/8271D06P3/16D06P3/8209Y10S8/917
    • The invention provides a process for dyeing a textile substrate comprising wool fibres, which process comprises bringing the substrate into contact with an aqueous dyebath containing an acid dyestuff or a mixture of acid dyestuffs having(a) a build-up power on wool of from 90 to 98% at pH 4.5; together with(b) a migrating ability on wool of from 25 to 40%, at pH 4.5;(a) and (b) being determined under specific conditions, in the presence of a levelling agent which is the alkoxylation product of an amine substituted by a fatty saturated or unsaturated residue, the aqueous dyebath containing a mixture of acid dyestuffs when the substrate is a wool/synthetic polyamide fibre blend.These dyestuffs give level, fast and reproducible dyeings of a high quality.
    • 本发明提供了一种用于染色包含羊毛纤维的织物基底的方法,该方法包括使基底与含有酸性染料或酸性染料的混合物的水性染浴相接触,所述染料具有(a)羊毛上的积聚能力为90 至98%; 以及(b)羊毛的迁移能力为25至40%,pH为4.5; (a)和(b)在特定条件下,在作为被脂肪饱和或不饱和残基取代的胺的烷氧基化产物的流平剂存在的情况下测定,所述含水染料浴含有酸性染料的混合物, 羊毛/合成聚酰胺纤维混纺。 这些染料可以提供高品质的水平,快速和可再现的染色。