Phenoneazo dyes
    41.
    发明授权
    Phenoneazo dyes 失效
    PHENONEAZO DYES

    公开(公告)号:US5151506A

    公开(公告)日:1992-09-29

    申请号:US568087

    申请日:1990-08-16

    CPC分类号: B41M5/388 C09B29/363

    摘要: Phenoneazo dyes of the formula ##STR1## where R.sup.1 is substituted or unsubstituted C.sub.1 -C.sub.4 -alkyl or substituted phenyl,R.sup.2 is cyano, carbamoyl or acetyl,R.sup.3 is substituted or unsubstituted C.sub.1 -C.sub.4 -alkyl or C.sub.3 -C.sub.12 -alkyl which is interrupted by from 1 to 3 oxygen atoms and may be substituted, andR.sup.4 is hydrogen or C.sub.1 -C.sub.4 -alkyl,are useful for thermal transfer processes and for dyeing or printing synthetic fabrics.

    摘要翻译: 其中R 1是取代或未取代的C 1 -C 4 - 烷基或取代的苯基,R 2是氰基,氨基甲酰基或乙酰基,R 3是被中断的取代或未取代的C 1 -C 4 - 烷基或C 3 -C 12 - 烷基的苯偶氮染料 1至3个氧原子并且可以被取代,并且R 4是氢或C 1 -C 4 - 烷基,可用于热转移过程和用于染色或印刷合成织物。