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    • 5. 发明授权
    • Reactive dyes having an allylsulfonyl or propargylesulfonyl group
    • 具有聚乙二醇醚或丙烷磺酸基团的反应性染料
    • US5231171A
    • 1993-07-27
    • US806262
    • 1991-12-13
    • Claus MarschnerMatthias NiedenbrueckBernd SiegelManfred PatschKlaus Pandl
    • Claus MarschnerMatthias NiedenbrueckBernd SiegelManfred PatschKlaus Pandl
    • C09B62/44C09B62/443C09B62/78
    • C09B62/4401C09B62/443C09B62/78
    • Reactive dyes useful for dyeing or printing hydroxyl- or nitrogen-containing substrates have the formula ##STR1## where Rg is a radical of the formula ##STR2## Ar is the radical of a benzene or naphthalene ring, Z.sup.1 and Z.sup.2 are each hydrogen, substituted or unsubstituted C.sub.1 -C.sub.4 -alkyl, substituted or unsubstituted phenyl, C.sub.1 -C.sub.4 -alkoxy, carboxyl, C.sub.1 -C.sub.4 -alkoxycarbonyl, cyano, halogen or hydroxysulfonyl,Z.sup.3, Z.sup.4 and Z.sup.5 are each hydrogen, substituted or unsubstituted C.sub.1 -C.sub.4 -alkyl or substituted or unsubstituted phenyl,U is a group which is detachable under alkaline reaction conditions,X is in case a) the radical of a chromophore or in case b) the radical of a coupling component to which may additionally be attached, via an azo bridge, the radical of a diazo component and which may have additional reactive groups, andL is in case a) a bridge member or in case b) an azo bridge.
    • 可用于染色或印刷含羟基或含氮底物的活性染料具有式(I)其中R g是下式的基团:其中R a是苯或萘环的基团,Z 1和Z 2分别为 氢,取代或未取代的C 1 -C 4 - 烷基,取代或未取代的苯基,C 1 -C 4 - 烷氧基,羧基,C 1 -C 4 - 烷氧基羰基,氰基,卤素或羟基磺酰基,Z 3,Z 4和Z 5各自为氢, C 4 - 烷基或取代或未取代的苯基,U是在碱性反应条件下可分离的基团,X是在a)发色团的基团的情况下,或在b)可以另外附着的偶合组分的基团的情况下, 通过偶氮桥,重氮组分的基团并且可以具有额外的反应性基团,并且L是在a)桥构件的情况下或在b)偶氮桥中的情况下。