STABLE AQUEOUS LIQUID COMPOSITIONS OF REACTIVE DYES

An aqueous liquid dye composition comprising 5 to 50% by weight of a mixture of at least one dye represented by the following formula (I), (I) wherein A is a phenylene or naphthylene group unsubstituted or substituted by at least one member selected from methyl, methoxy, sulfo and carboxy, R is meth...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: NORIAKI YAMAUCHI, YUTAKA KAYANE
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An aqueous liquid dye composition comprising 5 to 50% by weight of a mixture of at least one dye represented by the following formula (I), (I) wherein A is a phenylene or naphthylene group unsubstituted or substituted by at least one member selected from methyl, methoxy, sulfo and carboxy, R is methyl or carboxy, Y1, Y2 and Y3 independently of one another are each hydrogen, chloro, methyl or sulfo, and Z is a group splittable by the action of an alkali, and at least one dye represented by the following formula (II), (II) where A, R, Y1 Y2 and Y3 are as defined above, which can be stored for a long period of time even at lower temperatures such as 5 DEG C. or lower without crystallization of the dye.