Patent ID: 6086639
Filing Date: 2000-07-11
Classification: C09B,D06P,Y10S

Abstract:
A dye mixture comprising one or more disazo dyes conforming to the general formula (1), ##STR19## one or more monoazo dyes conforming to the general formula (2), ##STR20## and one or more dyes of the general formula (4) ##STR21## wherein R.sup.1 and R.sup.2 are independently from one another hydrogen, methyl, ethyl, methoxy, ethoxy, hydroxy, sulfo or carboxy,R.sup.3 is methyl, carboxy or methoxycarbonyl,Y is in each instance, independently of the others, vinyl or is ethyl which is substituted in the .beta.-position by a substituent which is eliminated by the action of an alkali, forming the vinyl group andM is hydrogen or an alkali metal.