发明名称 RED DYE MIXTURES AND THEIR USE: DYEING NATURAL OR SYNTHETIC POLYAMIDES
摘要 The invention relates to a dye mixture containing a dye of the formula <IMAGE> (1) in which R1 is methyl or ethyl and at least one dye of the formula <IMAGE> (2) in which R2 is substituted or unsubstituted C1-C8alkyl is halogen, benzoylamino which unsubstituted or substituted in the phenyl ring by halogen, or 1-azacycloheptane-N-sulfonyl or <IMAGE> in which R5 is C114 C8alkyl or phenyl which is unsubstituted or substituted by C1-C4alkyl, and R6 is hydrogen or C1-C8alkyl, R3 is hydrogen, halogen or C1-C8alkyl, and R4 is hydrogen or halogen. The dye mixture is distinguished by generally good properties, in particular by good exhaustion.
申请公布号 US5090964(A) 申请公布日期 1992.02.25
申请号 US19900615536 申请日期 1990.11.19
申请人 CIBA-GEIGY CORPORATION 发明人 MAEUSEZAHL, DIETER
分类号 C09B67/22;D06P3/06 主分类号 C09B67/22
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