Hoechst Aktiengesellschaft

Dystar Textilfarben Gmbh & Co. Deutschland Kg

Hoechst Celanese Corporation

Dy Star Textilfarben Gmbh & Co.

Dystar Colours Distribution Gmbh

Uwe Reiher

Werner H Russ

Hartmut Springer

Christian Schumacher

Stefan Meier

Ronald Pedemonte

Walter Helmling

Joachim Steckelberg

Joachim Eichhorn

Ron Pedemonte

Günther Schwaiger

Christina Schumacher

David Brunetti

Hans-Walter Stein

Martin Kunz

Guenther Schwaiger

Werner Russ

The present invention relates to dyes of the general formula (1) where M and X are each as defined in claim 1, dye mixtures comprising one or more of the dyes of the general formula (1) and also one or more further fiber-reactive dyes, processes for their preparation, their use and printing inks comprising same.

Reactive dyestuff, method for production thereof and use of the same

The present invention relates to a dye mixture which comprises at least one dye of the general formula (I) and at least one dye of the general formula (II) in which D, D, W, W, Y, Y, Rto R, M, m and n are defined as indicated in claim 1, to processes for preparing them, to their use, and to inks comprising them for digital printing.

Mixtures of fiber-reactive azo dyes, their production and their use

Reactive dye mixtures for low-salt dyeing

The present invention comprises a dye mixture comprising one or more, such as one, two or three, disazo dyes conforming to the general formula (1), one or more, such as one, two or three, dyes.

Dye mixtures of fiber-reactive azo dyes and use thereof for dyeing material containing hydroxy-and/or carboxamido groups

Described are fiber-reactive water-soluble azo compounds which contain a group of the general formula (2)

Fiber-reactive azo compounds, processes for their preparation and their use as dyes

A dye mixture comprising at least two dyes of the formula (1) ##STR1## in which: D is phenyl or naphthyl which is substituted by 1, 2 or 3, sulfo groups

Mixture of fiber-reactive azo dyes, process for preparing them and their

Fiber-reactive triphendioxazine dyes, preparation thereof and use thereof Novel triphenoxazine dyes of the formula (1) ##STR1## where M is hydrogen or an alkali metal, m and n are each 1 or 2 and Y is 2,4,6-trifluoropyrimidinyl or a radical of the formula (3) ##STR2## where Z is fluorine, --NH.sub.2, C.sub.1 -C.sub.4 -alkylamino which may be hydroxy- or sulfo-substituted, N,N-di(C.sub.1 -C.sub.4 -alkyl)amino which may be hydroxy- or sulfo-substituted, phenylamino which may be C.sub.1 -C.sub.4 -alkyl-, C.sub.1 -C.sub.4 -alkoxy-, halogen-, hydroxy-, ureido-, acetylamino-, carboxy-, sulfo- or sulfomethyl-substituted, N-(C.sub.1 -C.sub.4 -alkyl)-N-phenylamino, sulfonaphthylamino, cyanoamino or N-morpholino, are notable for high color strengths, high brilliance and high fastnesses.

Fiber-reactive triphendioxazine dyes, preparation thereof and use thereof

Anthraquinone compounds having the formula (1) ##STR1## are useful as fiber-reactive dyes for dyeing hydroxy and/or carboxamido-containing material, especially fiber material such as cellulose, wool and synthetic polyamide. In one embodiment, X is cyanoamino and Y is .beta.-sulfatoethylsulfonylphenylamino.

Water-soluble anthraquinone compounds, preparation thereof and use

There are described novel monoazo dyes of the below-indicated and formula (1) which have fiber-reactive properties and are used as dyes for dyeing hydroxy- and/or carboxamido-containing material, in particular fiber material, such as wool and synthetic polyamide and in particular cellulose fiber materials, such as cotton. ##STR1## X, Y, M and m are as defined in claim 1.

2-amino-8-hydroxy-6-sulfonaphtalene-containing monoazo reactive dyes

Fiber-reactive triphenodioxazine dyes

The present invention is directed to a dioxazine dye which provides brilliant reddish blue dyeings possessing superior fastness properties and high tinctorial strength.

Water-soluble fiber-reactive disazo compounds of the formula (1) given and defined below are described, which compounds serve as dyes for dyeing and printing hydroxy- and/or carboxamido-containing material, in particular fiber material, such as wool and synthetic polyamide and, in particular, cellulose fiber materials, such as cotton. ##STR1## In this formula M is hydrogen or an alkali metal, the groups Y--SO.sub.2 -- and --SO.sub.2 --Y.sup.0 are fiber-reactive groups from the vinylsulfone series, m is 1 or 2, n is zero or 1, R is a group of the formula (2) or (3) ##STR2## in which R.sup.A is lower alkyl which may be substituted, or is phenyl which may be substituted by sulfo, carboxy, lower alkyl and/or lower alkoxy, X is chlorine, fluorine, hydroxy, alkoxy, cycloalkoxy or alkoxy of 3 to 8 carbon atoms whose alkyl radical is interrupted by --O--, --NH--, --CO--NH-- or --NH--CO--, or is benzyloxy, sulfomethoxy, .beta.-sulfoethoxy, amino, alkylamino, cycloalkylamino or alkylamino of 3 to 8 carbon atoms whose alkyl radical is interrupted by one of the abovementioned hereto groups, or is benzylamino, sulfomethylamino, .beta.-sulfoethylamino or cyanoamino, Z is chlorine, fluorine or a group of the formula (4a) (4b), (4c) (4d) ##STR3## in which alk is alkylene which is interrupted by one or two of the abovementioned hetero groups, the group --SO.sub.2 ---Y.sup.1 is a fiber-reactive group from the vinylsulfonyl series, R.sup.1 is hydrogen, carboxy, sulfo or a fiber-reactive group from the vinylsulfone series, R.sup.2 is hydrogen, lower alkyl, lower alkoxy, chlorine, bromine, carboxy, sulfo or nitro, R.sup.3 is hydrogen, lower alkyl, lower alkoxy, chlorine, bromine, carboxy or sulfo, and p is 1 or 2.

Water-soluble disazo compounds, process for their preparation and their

There are described azo compounds which possess fiber-reactive groups and have valuable dye properties and are capable of dyeing hydroxy- and/or carboxamido-containing materials, in particular fiber materials, such as cellulose fibers and natural and synthetic polyamide such as wool, in strong, fast shades. They conform to the formula (1) ##STR1## where D is phenyl or naphthyl which are each substituted, at least one of these substituents being a water-solubilizing group or containing a water-solubilizing group;

Water-soluble azo compounds, having a fibre-reactive triazenylamino group

Water-soluble azo compounds of the general formula D--N.dbd.N--K are described, which have advantageous fiber-reactive dye properties and dye carboxamido-containing and in particular hydroxy-containing materials, such as wool and in particular cellulose fiber materials, in hues which have high color strength and good fastness properties. In the formula D--N.dbd.N--K, the symbols have the following meanings:

Water-soluble azo compounds containing a fiber-reactive group of the

Water-soluble azo compounds corresponding to the general formula D--N.dbd.N--K which have advantageous fiber-reactive dyestuff properties and dye materials containing carboxamide groups and in particular materials containing hydroxy groups, such as wool and in particular cellulose fiber materials, in deep fast shades are described. In the formula D--N.dbd.N--K:

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Hofheim, Germany

Uwe Reiher