| 摘要 |
Compounds of the formula <IMAGE> and mixtures thereof, wherein each Mt is independently copper, nickel or cobalt, each Pc is the phthalocyanine radical, each R4 is independently hydrogen, C1-4alkyl or C1-4alkyl monosubstituted by hydroxy, each R5 and R6 is independently C1-4alkyl; C1-4alkyl monosubstituted by halo, cyano, hydroxy or phenyl; or C5-6cycloalkyl, each W1 is independently -A-(+)NR1R2R3 An(-) or -A-NR2R3, wherein R1 is hydrogen; C1-4alkyl; C1-4alkyl monosubstituted by halo, cyano, hydroxy or phenyl; or C5-6cycloalkyl, and each of R2 and R3 is independently C1-4alkyl; C1-4alkyl monosubstituted by halo, cyano, hydroxy or phenyl; or C5-6cycloalkyl, Y is a divalant radical linked to each of the two quarternized nitrogen atoms by an aliphatic carbon atom, each M is independently hydrogen or a non-chromophoric cation, each of m and m' is independently 0 or 1, each of n and n' is independently 1, 2 or 3, and p is 1 or 2, with the provisos that m+n+p</=4, and m'+n'+p</=4, wherein each A is independently linear or branched C2-6alkylene or linear or branched C3-6alkylene monosubstituted by hydroxy, and each An(-) is independently a non-chromophoric anion, liquid and solid dye compositions comprising them and their use for dyeing and printing hydroxy group- and nitrogen-containing organic substrates, particularly textile materials comprising cellulose, especially cotton, bast fibres, leather and paper. |
