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    • 9. 发明授权
    • Copper complexes of substituted sulfophenyl-azo-phenyl-azo-naphthalene
sulfonic acids containing a heterocyclic fiber-reactive group
    • 含有杂环纤维反应性基团的取代的磺基苯基 - 偶氮 - 苯基 - 偶氮 - 萘磺酸的铜络合物
    • US4128544A
    • 1978-12-05
    • US734277
    • 1976-10-20
    • Lukas Schneider
    • Lukas Schneider
    • C09B62/032C09B45/28C09B62/08C09B62/24D06P1/382
    • C09B62/032
    • Complexes of the formula ##STR1## WHEREIN V is hydroxy or amino, one of X.sub.1 and X.sub.2 is sulfo and the other is --NHR.sub.3, wherein R.sub.3 is heterocyclyl containing at least one substituent cleavable as an anion, preferably a halopyrimidyl or halotriazinyl group,Y is methyl, methoxy, ethoxy or methoxyethoxy,Z is hydrogen, methyl or methoxy,M is 0 or 1, andN is 2 or 3,WITH THE PROVISO THAT THE --N.dbd.N-- and --O--Cu--O-- groups are bound to adjacent positions of the naphthalene ring, are useful for the dyeing or printing of natural or regenerated cellulosic fibres. The obtained dyeings and prints possess notable stability in alkaline medium and fastness to light and satisfactory fastness to wet treatments, chlorine and peroxide. The dyes possess notable build-up and fixation.
    • 式(VI)其中V是羟基或氨基的络合物,X 1和X 2之一是磺基,另一个是-NHR 3,其中R 3是含有至少一个可以作为阴离子切割的取代基的杂环基,优选卤代嘧啶基或卤代三嗪基,Y 是甲基,甲氧基,乙氧基或甲氧基乙氧基,Z是氢,甲基或甲氧基,M是0或1,并且N为2或3,条件是-N = N-和-O-Cu-O-基团是 结合到萘环的相邻位置,可用于天然或再生纤维素纤维的染色或印刷。 获得的染色和印花在碱性介质中具有显着的稳定性,耐光牢度和耐湿处理,氯和过氧化物的牢固性。 染料具有显着的聚集和固色作用。