| 摘要 |
<p>Colorant mixtures containing a pigment of the formula I <IMAGE> where R<1> is hydrogen, halogen, C1-C4-alkyl, C1-C4-alkoxy, trifluoromethyl or nitro, R<2> is hydrogen, halogen or nitro, R<3> is hydrogen or C1-C4-alkyl, R<4> is cyano, carbamoyl or acetyl, R<5> is hydrogen, or C1-C10-alkyl, which may be substituted by hydroxyl and/or interrupted by one or two oxygen atoms, or is C5-C7-cycloalkyl, and R<6> is hydrogen, halogen, C1-C4-alkyl, C1-C4-alkoxy or nitro, and a basic dye of the formula II <IMAGE> where R<1>, R<2>, R<3> and R<4> are each as defined above, X<1> is hydrogen, C1-C10-alkyl, which may be substituted by hydroxyl and/or interrupted by one or two oxygen atoms, C5-C7-cycloalkyl or the radical L-A, where L is straight-chain or branched C1-C6-alkylene and A is an amino-containing radical, and X<2> is hydrogen, halogen, C1-C4-alkyl, C1-C4-alkoxy, nitro or the radical L-A, where L and A are each as defined above, with the proviso that at least one of the two radicals X<1> and X<2> is L-A, and use thereof in printing inks.</p> |
