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    • 39. 发明授权
    • Black-dyeing inks and their use
    • 黑染油墨及其用途
    • US06500247B1
    • 2002-12-31
    • US09495803
    • 2000-02-01
    • Urs LehmannAlthanassios TzikasMarcel Frick
    • Urs LehmannAlthanassios TzikasMarcel Frick
    • C09D1100
    • C09D11/32C09B43/16C09B62/04C09B62/4403C09B67/0041C09B67/0046C09D11/17C09D11/18C09D11/328D06P5/30
    • Black-dyeing aqueous inks having good black shades without a shade change in artificial light and outstanding lightfastness comprising 20 to 95% by weight of at least one dye (A), together with 5 to 80% by weight of at least one dye chosen from the group consisting of (B) and (C), based on the total weight of the dyes (A), (B) and (C) in the ink, and 1 to 40% by weight of a water-miscible organic solvent, based on the total weight of the ink, the dye (A) containing, as the colouring part of the molecule, one or more radicals of the formula (I), (II), (III) or (IV) the dye (B) containing, as the colouring part of the molecule, one or more mono- or disazo radicals containing sulfo groups or one or more radicals of the formula (V), (VI), (VII) or (VIII) and the dye (C) containing, as the colouring part of the molecule, one or more mono- or disazo radicals containing sulfo groups or one or more radicals of the formulae (V), (VI), (VII) or (VII) and one or more radicals of the formulae (I), (II), (III) or (IV), in which the substituents are as defined herein.
    • 具有良好黑色阴影的黑色染料水性墨水,人造光线下没有变化,并且具有优异的耐光性,其包含20至95重量%的至少一种染料(A),以及5-80重量%的至少一种选自 由(B)和(C)组成的组,基于油墨中染料(A),(B)和(C)的总重量,和1〜40重量%的水混溶性有机溶剂, 基于油墨的总重量,含有分子的着色部分的一种或多种式(I),(II),(III)或(IV)的染料(B )包含作为分子的着色部分的一个或多个含有磺基的单或双偶氮基或一个或多个式(V),(VI),(VII)或(VIII)的基团和染料(C )包含作为分子的着色部分的一个或多个含有磺基的单或双偶氮基或一个或多个式(Ⅴ),(Ⅵ),(Ⅶ)或(Ⅶ)的基团和一个或多个基团 的式(I),( II),(III)或(IV),其中取代基如本文所定义。