Black dye mixtures of fiber-reactive azo dyes, methods for their preparation and use thereof for dyeing hydroxy-and/or carboxamido-containing fiber material

Year	Description
2001	Invention patented by Joachim Steckelberg and Ronald Pedemonte on November 25th, 2001. Abstract: A dye mixture comprising a disazo dye conforming to the general formula (1), ##STR1## and one or more monoazo dyes conforming to the general formula ##STR2## and a dye of the general formula (3) ##STR3## wherein Y, M R.sup.1 to R.sup.12 and L.sup.1 to L.sup.3 are defined as given in claim 1.
Source: selected by the editor from original sources.

Invention: Black dye mixtures of fiber-reactive azo dyes, methods for their preparation and use thereof for dyeing hydroxy-and/or carboxamido-containing fiber material