Abstract: A coloring composition for inkjet textile printing, containing water and a dye represented by Formula (I) [R1 represents H, halogen, alkyl, aralkyl, aryl, heteroaryl, alkoxy, or cyano; R2 represents H, halogen, cyano, —COOR6, —COR7, —CONR8R9, or an ionic hydrophilic group; R3 represents alkyl, aralkyl, alkenyl, alkynyl, aryl, or heteroaryl; each of R4 and R5 independently represents H, alkyl, cycloalkyl, aralkyl, alkenyl, alkynyl, aryl, or heteroaryl; R15 represents H or a substituent; X represents alkyl, cycloalkyl, aralkyl, aryl, heteroaryl, —COR12, or —CONR13R14; R6 represents alkyl, aryl, or heteroaryl; each of R7 to R14 independently represents H, alkyl, aryl, or heteroaryl; and a number of ionic hydrophilic groups in one molecule is from 1 to 5].

Abstract: The present invention relates to storage stable aqueous dye dispersions, comprising (a) 2.0 to 30.0% by weight, based on the sum of (a), (b) and (c), of a dye of the formula (3) in which KK is a residue of a coupling component; (b) 0.1 to 20.0 % by weight, based on the sum of (a), (b) and (c), of at least one additive selected from the group consisting of wetting agents, dispersing agents, rheology modifiers, and preservatives; and (c) 50.0 to 97.9% by weight, based on the sum of (a), (b) and (c), of water. The invention moreover relates to a process for their preparation and the use thereof for the dyeing, in particular of paper.

Abstract: The present invention relates to azo dyes of the formula (1) in which R, M, and Y are defined as stated in claim 1, to dye mixtures comprising them, to processes for preparing them, and to their use.

Abstract: The present invention relates to a composition comprising at one photocatalyst and at least one azo dyestuff and/or at least one triphenylmethane dyestuff, which produces in the CIElab color coordinate system a relative hue angle of 220-320°, to a detergent composition, a fabric softener composition as well as to a shading.

Abstract: The present invention relates to storage stable aqueous dye dispersions, comprising (a) 2.0 to 30.0% by weight, based on the sum of (a), (b) and (c), of a dye of the formula (3) in which KK is a residue of a coupling component; (b) 0.1 to 20.0 % by weight, based on the sum of (a), (b) and (c), of at least one additive selected from the group consisting of wetting agents, dispersing agents, rheology modifiers, and preservatives; and (c) 50.0 to 97.9% by weight, based on the sum of (a), (b) and (c), of water. The invention moreover relates to a process for their preparation and the use thereof for the dyeing, in particular of paper.

Abstract: The present invention relates storage stable aqueous dye solutions comprising a) 5 to 30% by weight of a dye of the formula in which K is a residue of a coupling component of the acetoacetanilide, pyridone, pyrazolone or pyrimidine series and M is hydrogen, an alkali metal or alkaline earth metal, ammonium or alkyl ammonium, b) 0.05 to 5% by weight of one or more compounds of the formula or a residue of the formula in which A, X, Y, R, P and Q are defined herein, c) an organic or an inorganic base or mixtures thereof, d) if desired, further additives and e) water, a process for their preparation and the use thereof for the dyeing, in particular of paper.

Abstract: Use of the customary dyes for the type of fibre in question and using the customary dyeing and/or printing processes for the type of fibre in question for minimally reducing, retaining or increasing the NIR reflectance, preferably increasing the NIR reflectance, in the region of electromagnetic radiation of wavelength 700 nm to 1100 nm of textile material in relation to the undyed and untreated textile material, characterized in that metal-free dyes are used.

Abstract: The present invention concerns concentrated storage-stable aqueous dye solutions comprising a) 5% to 30% by weight of a dye of the formula ?where K is a coupling component of the acetoacetanilide, pyridone, pyrazolone or pyrimidine series, and b) 0.1 to 0.9 mol of aminoalkoxy alcohols or monoalkanolamines per mole of dye of the formula (1) and c) 0 to 3 mol of trialkanolamine per mole of dye of the formula (1).

Abstract: Compounds of the general formula (I) a process for their preparation and their use for dyeing and/or printing organic substrates.

Abstract: The present invention relates to dyes of formula (1) that are soluble in organic solvents, wherein Cat+ is an organic cation, to a process for their preparation and to their use in the production of colored plastics or polymeric color particles, printing colorants, printing pastes and printing inks.

Abstract: The present invention relates to processes for mono-, di- or trichromatic dyeing or printing of natural or synthetic polyamide fiber materials, these processes utilizing a) blue-dyeing dye mixture, b) a red-dyeing dye mixture and/or c) a yellow-dyeing dye mixture, and also blue-dyeing, red-dyeing and yellow-dyeing dye mixtures and processes for their preparation.

Abstract: The invention relates to novel azo dyestuffs of formula (I), the use of such compounds and/or mixtures for printing recording materials, especially paper or papery substrates, textile fiber materials, plastic films and plastic transparencies by the inkjet printing process and also to the recording materials printed thereby

Abstract: The present invention relates to azo dyes of formula (1) which are soluble in organic solvents, wherein R1 is —CN, —COOR5, —CONR6R7 or a heterocyclic ring, R2 is unsubstituted or substituted alkyl, unsubstituted or substituted aryl, —CF3, —COOR5, —CONR6R7 or —COR5, R3 is hydrogen, —SO3M, alkyl, alkoxy, alkylcarbonyl, —NO2 or halogen, R4 is substituted aryl, substituted heteroaryl or an aryl-N?N-aryl radical, wherein one or both of the aryl radicals in aryl-N?N-aryl is/are unsubstituted or substituted, or a radical heteroaryl-N?N-heteroaryl, wherein one or both of the heteroaryl radicals in heteroaryl-N?N-heteroaryl is/are unsubstituted or substituted, R5 is hydrogen, alkyl or unsubstituted or substituted aryl, R6 is hydrogen, alkyl or unsubstituted or substituted aryl, R7 is hydrogen, alkyl or unsubstituted or substituted aryl, M+ is a cation, n is a number 1, 2 or 3 and m is a number 1, 2 or 3, to a process for the preparation thereof and to the use thereof in the production of colored plastics or polymeric

Abstract: The present invention is drawn to magenta dye blends and magenta ink-jet inks that can be used in ink sets for creating photo quality images. The dye blend can comprise a nickel-containing azo dye blended with a rhodamine dye at a 1:80 to 125:4 weight ratio.

Abstract: The present invention is drawn to dye sets for formulating ink-jet ink sets, and to specific ink sets. The dye set can comprise cyan colorant including a phthalocyanine dye; magenta colorant including a copper- or nickel-containing azo dye; and yellow colorant including at least one of Yellow 1189 dye and Yellow 104 dye yellow colorant having the structure Formula 1: wherein R1 is H, SO3M, COOM, or SO2NH2; and wherein R2 is H, SO3M, COOM, or SO2NH2; and wherein R3 is H or CH3; and wherein n and m are 2, 3, 4, 5 or 6; and wherein M is H, Na, Li, K, ammonium, ammonium substituted with alkyl or combinations thereof. Optionally, a cyan triarylmethine dye such as Acid Blue 9, or another similar cyan dye, can be blended with the phthalocyanine dye; a rhodamine dye can be blended with the copper- or nickel-containing azo dye; and/or Acid Yellow 17 or Acid Yellow 23 can be blended with Formula 1.

Abstract: Granular compacts (G) of a mixture of (A) at least one water-soluble dye or optical brightener, and (B) extender and, optionally, (C) at least one hydrophilic surfactant and/or (D) further additives, additionally containing (E) a dust-binding oil, are low-dust dry formulations of high bulk density which feature good dissolution, transportation and storage properties and are outstandingly suitable for the dyeing of the respective substrates.

Abstract: The aqueous dye solutions of the composition shown in claim 1 are distinguished by a good storage stability and are suitable for dyeing paper in red color shades.

Abstract: According to the invention there are provided fiber-reactive dyestuffs which are compounds of the formula (I) 1

Abstract: The invention relates to a method for printing fibrous textile materials using the ink-jet printing technique, wherein the fibrous materials are printed with an aqueous ink that comprises at least one acid dye according to claim 1 and that has a viscosity of from 1 to 40 mPa·s.

Abstract: Process for dyeing or printing paper, films of plastic or fibre material containing hydroxyl groups or containing nitrogen with reactive dyes, which comprises using at least one reactive dye of the formula (1) from the following group a) and at least one reactive dye from the following groups b), c) and d): a) green- or blue-dyeing reactive dyes of the formula (1) b) blue-dyeing reactive dyes of the formula (2) or (3) c) red-dyeing reactive dyes of the formula (4) d) yellow- or orange-dyeing reactive dyes of the formula (5)

Abstract: This invention relates to a process for the preparation of storage-stable dye dispersions of alkali metal salts of anionic azo direct dyes by(a) preparing an aqueous slurry of an alkali metal salt of an azo direct dye, said salt having a solubility in water at 25.degree. C. of about 0.1 to about 15% by weight, by azo coupling one or more aromatic diazonium salts with one or more couplers while maintaining a pH of at least about 5 by adding a basic alkali metal compound in the absence of a nitrogen-containing base;(b) optionally, stirring the aqueous slurry at a temperature of about 5.degree. C. to about 100.degree. C. for up to about six hours;(c) optionally, adjusting the temperature of the aqueous slurry to about 5.degree. C. to about 40.degree. C.; and(d) adding to the aqueous slum/a viscosity enhancing agent in an amount sufficient to obtain a viscosity, determined at a temperature of about 20.degree. to about 25.degree. C.

Abstract: A single bath process for exhaust dyeing polyester and cotton fiber blends by the use of a fiber reactive, vinyl sulfone dye in admixture with a disperse dye under alkaline pH conditions.

Abstract: A black reactive dye composition comprising a black reactive dye of the formula (I) and multiple mono ##STR1## azo reactive dye. The black reactive dye composition is suitable for exhaust dyeing, printing, discharge printing and continuous dyeing.

Abstract: Acidic monoazo dyestuffs of formula I ##STR1## and their salts wherein the symbols R.sub.1 to R.sub.6, which possess the significances given in claim 1. These dyestuffs are suitable for dyeing or printing textile material consisting of natural or synthetic polyamides.

Abstract: Disazo dyes are disclosed which are particularly suitable for dyeing paper.Paper is dyed with these dyes in greenish-yellow or yellow to red shades of good fastness properties.

Abstract: A process for the coloration of a substrate, especially a textile, comprising the steps of:(a) applying to the substrate a mixture comprising an aqueous solvent and a water-soluble dye comprising molecules which contain a nucleophilic group and an electrophilic group; and(b) heating or basifying or heating and basifying the dye thereby causing molecules of the dye to join together.Also claimed are dyes, polymers and oligomers.

Abstract: An improved reactive dyestuff mixture comprises at least one monochlorotriazine dyestuff 1 and at least one monofluorotriazine dyestuff 2 and/or fluorochloropyrimidine dyestuff 3, and if appropriate additional dyestuffs having the formulae given in the description.

Abstract: The invention relates to a process for dyeing natural or synthetic polyamide fiber material from an aqueous liquor, in the presence of a levelling assistant and in the presence or absence of an alkali metal fluorosilicate or ammonium fluorosilicate, which process comprises the use of a mixture of the dyes of formulae (1), (2) and (3) or a mixture of the dyes of formulae (4) and (5), or a mixture which contains the dye of formula (6) together with at least one dye of formulae (7), (8) and (9), which dyes of fomaulae (1) to (9) are as defined in claim 1.The inventive process is suitable for dyeing natural or synthetic polyamide fiber material to give dyeings of fiber and surface levelness having good fastness properties.

Abstract: The invention relates to a dye mixture comprising at least one dye of the formula ##STR1## in which R.sub.1 and R.sub.2, independently of one another, are hydrogen or substituted or unsubstituted C.sub.1 -C.sub.8 alkyl or phenyl, R.sub.3 is hydrogen or substituted or unsubstituted C.sub.1 -C.sub.8 alkyl, C.sub.5 -C.sub.7 cycloalkyl or phenyl, R.sub.4 is hydrogen or a radical of the formula ##STR2## R.sub.5 is hydrogen or substituted or unsubstituted C.sub.1 -C.sub.8 alkyl or phenyl, and benzene rings I and II may be further substituted, together with at least one dye of the formulae (2) to (6) given in the description.The dye mixtures are suitable for the dyeing or printing of natural and synthetic polyamide fibre materials, in particular in combination with other dyes.

Abstract: The invention relates to dye mixtures which contain dyes of the formulae ##STR1## and to dyes of the formula ##STR2## in which A.sub.1, A.sub.2, A.sub.3, B, B.sub.1, R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, Z.sub.1, Z.sub.2, X.sub.1, X.sub.2 and X.sub.3 are as defined in claim 1. The dyes and dye mixtures are distinguished by generally good properties and produce dyeings and prints having good wet and light fastness properties.

Abstract: A water-soluble reactive dye of the formula:D.sup.1 --Z.sup.1 --NR.sup.1 --T--NR.sup.2 --Z.sup.2 --D.sup.2 (1)whereineach of D.sup.1 and D.sup.2, independently, represents the radical of a water-soluble chromophoric compound,each of Z.sup.1 and Z.sup.2, independently, represents a triazine or pyrimidine residue carrying an atom or group imparting fibre-reactivity to the dye,R.sup.1 represents an optionally substituted alkyl radical,R.sup.2 represents hydrogen or an optionally substituted alkyl radical, andT represents a 1,3- or 1,4-phenylene radical which may carry one or more substitutents selected from halogen, alkyl, alkoxy, acylamino, nitro and carboxy.

Abstract: Aqueous solutions containing, each percentage being based on the weight of the aqueous solution,a) from 5 to 20% by weight of the dye of the formula ##STR1## (calculated as free acid) where cat.sup..sym. is a mixture of cations comprising from 5 to 50 mol % of lithium ions, from 5 to 40 mol % of diethanolammonium ions and from 20 to 90 mol % of triethanolammonium ions, andb) from 0 to 15% of urea, are useful for dyeing paper stock.

Abstract: Dyestuff mixtures containing one or more dyestuffs of the formula ##STR1## and one or more dyestuffs of the formula ##STR2## in which the substituents have the meanings given in the description are highly suitable for producing green cotton dyeings.

Abstract: Concentrated dye solutions of dyes of the formula (1) shown in claim are described.The dye solutions are distinguished by a good storage stability and are suitable, in particular, for dyeing paper.

Abstract: The invention relates to a dye mixture containing a dye of the formula ##STR1## and a dye of the formula ##STR2## where R is cyclohexyl or phenyl, which may each be substituted by C.sub.1 -C.sub.4 alkyl, acetylamino, N-C.sub.1 -C.sub.4 alkylacetylamino, benzoylamino, ureido or by phenylsulfonylamino or phenylsulfonyloxy which may be substituted in the phenyl ring by C.sub.1 -C.sub.4 alkyl.Said dye mixture is suitable for dyeing and printing natural or synthetic polyamide materials, in particular in combination with other dyes and in particular from short liquors. The mixture is notable for generally good properties, in particular good dyeing properties and good solubility.

Abstract: A process for dyeing or printing cellulosic textile fibre materials by the trichromatic technique, which process comprises dyeing or printing said materials from an aqueous liquor with at least one red or reddish brown dyeing dye of formula ##STR1## and at least one yellow or orange dyeing dye of formula ##STR2## and at least one blue dyeing dye of formula ##STR3## wherein A.sub.1, A.sub.2, (B.sub.2).sub.1-3, R.sub.1, R.sub.2, R.sub.3, (R.sub.4).sub.1-2, (X).sub.1-2, (T.sub.1).sub.1-2, (T.sub.2).sub.1-2, (Y).sub.1-3 and Z in formulae (1) to (7) are as defined in claim 1.The process of this invention is suitable for dyeing or printing cellulosic fibre materials.

Abstract: A process for the trichromatic dyeing or printing of natural and synthetic polyamide fibre materials, which comprises using at least one red dye of the formula ##STR1## in which D,R.sub.1,R.sub.2,R.sub.3,R.sub.4 and n are as defined in claim 1, together with at least one yellow or orange dye of the formula ##STR2## in which B.sub.1,B.sub.2,E.sub.1 and X are as defined in claim 1, or ##STR3## in which Z.sub.1,Z.sub.2 and Z.sub.3 are as defined in claim 1, or mixtures of dyes of the formulae (2) and (3), or a yellow dye of the formula ##STR4## in which W.sub.1,W.sub.2,W.sub.3 and W.sub.4 are as defined in claim 1, or mixtures of dyes of the formulae (2),(3) and (4) and at least one blue dye of the formula ##STR5## in which one Y and Z.sub.4 are as defined in claim 1 are used. The process according to the invention is suitable for dying natural or synthetic polyamide materials from aqueous liquor or for printing with printing pastes; and in particular for dyeing from short liquors.

Abstract: Concentrated dye solutions of the formula (1) shown in claim 1 are described.The dye solutions are notable for a long shelf life and are suitable in particular for dyeing paper.

Abstract: 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), ##STR1## 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, Y.sub.1, Y.sub.2 and Y.sub.3 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), ##STR2## where A, R, Y.sub.1 Y.sub.2 and Y.sub.3 are as defined above, which can be stored for a long period of time even at lower temperatures such as 5.degree. C. or lower without crystallization of the dye.

Abstract: Paper is colored by a process in which a compound which, in the form of the free acid, is of the formula I ##STR1## where, in each case independently of one another, A is unsubstituted or methyl substituted C.sub.1 -C.sub.6 -alkylene or vinylene,R is each hydrogen or C.sub.1 -C.sub.4 -alkyl,X is each --CO-- or --SO.sub.2 --,K is each a cationic group andY is hydrogen, chlorine or bromine.

Abstract: A process for the coloration of a union of polyester and cellulosic textile materials which comprises applying thereto a liquor or paste containing a disperse dye and a dye containing a cellulose reactive group having a quaternary nitrogen substituent, or the precursors of such a dye, and thereafter heating the textile material at such a temperature and for such a period as to fix the dye on the textile material, characterized in that the pH of the liquor or paste is from 5.8 to 8.0.

Abstract: A monoazo compound of the following formula, ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are independently hydrogen or alkyl, R.sub.4 is alkyl or carboxy, A is ##STR2## in which R.sub.5 is hydrogen, methyl, methoxy, ethoxy, sulfo or carboxy, X is hydrogen or sulfo, n is 0 or 1, and the asterisked linkage bonds to the azo group, B.sub.1 and B.sub.2 are independently phenylene or naphthylene, W is hydrogen, carbamoyl, sulfoalkyl, cyano, sulfo, chloro or bromo, and Y.sub.1 and Y.sub.2 are independently --CH.dbd.CH.sub.2, --CH.sub.2 CH.sub.2 OSO.sub.3 H or the like, which is useful for dyeing hydroxy group- or carbonamide group-containing materials in a deep yellow color excellent in various fastness properties such as light fastness, perspiration-light fastness and chlorine fastness.

Abstract: Compounds of the formula ##STR1## in free acid or salt form and internal, external and acid addition salts thereof, whereinK is ##STR2## wherein R.sub.3 -R.sub.5, R.sub.20, R.sub.21 and X-Z are as defined in the specification,each of Q.sub.1 and Q.sub.2 is independently hydrogen or --SO.sub.3 M.sub.1,each R.sub.1 and R.sub.2 is independently hydrogen, C.sub.1-4 alkyl, C.sub.1-4 alkoxy or --COOM, andn is 0 or 1,wherein each M and M.sub.1 is independently hydrogen or a nonchromophoric cation, with the provisos that (i) the compound contains at least one --SO.sub.3 M or --SO.sub.3 M.sub.1 group, (ii) when K is a gruop of Formula (a), at least one of R.sub.4 and R.sub.5 is hydrogen, (iii) the total number of anionic groups equals or exceeds the total number of basic and cationic groups, (iv) the positive charge of each cationic group is balanced by the negative charge of an --SO.sub.3.sup..crclbar. or --COO.sup..crclbar.

Abstract: A trichromatic dye combination especially suited for the continuous dyeing of synthetic polyamide materials; the system including an acid red dye component, an acid blue dye component and an acid yellow dye component, each of said dye components being selected on the basis of minimum and compatible cold strike and compatible on tone strike rates.The trichromatic combination according to the invention dyes synthetic polyamide fibers from aqueous liquors, producing level dyeings having excellent fastness properties including good lightfastness and good ozone fastness.

Abstract: A monoazo pyridone compound of the following formula, ##STR1## wherein X is a member selected from hydrogen, halogeno, alkyl, alkoxy, alkylcarbonyl, alkoxycarbonyl, aralkoxycarbonyl, alkylsulfonyl, arylsulfonyl, carbamoyl, sulfamoyl or cyano, and R is alkyl, alkenyl, cycloalkyl, phenyl or anilino, with the provisos that X is a member selected from those defined above except for hydrogen, chloro, methyl and methoxy when R is ethyl, and X is a member selected from those defined above except for alkyl when R is iso-butyl, which is stable under dyeing conditions, and useful for dyeing hydrophobic fiber materials to give dyed products of a deep, fast and brilliant color of greenish yellow to orange.

Abstract: Reactive dyes of the formula ##STR1## in which D is the radical of a diazo component of the benzene, naphthalene, azobenzene, naphthylazobenzene, azonaphthalene or phenylazonaphthalene series, K is the radical of a coupling component of the benzene or naphthalene series or of the heterocyclic series, except a pyrazolone radical, R.sub.1 and R.sub.2, independently of each other, are each hydrogen or an unsubstituted or substituted C.sub.1-4 -alkyl radical, and X.sub.1 and X.sub.2, independently of each other, are each unsubstituted or substituted aminofluoro-s-triazinyl, are particularly suitable for dyeing and printing cellulose-containing fibre materials and produce, in high dyeing yield, dyeings and prints having good fastness properties.

Abstract: An aqueous liquid dye composition comprising 5 to 50% by weight of a reactive dye represented by the following formula, ##STR1## wherein D denotes a sulfo group-containing organic dye residue, R.sub.1 and R.sub.2 independently of one another denote a hydrogen atom or a C.sub.1 to C.sub.4 alkyl group unsubstituted or substituted with a halogen atom or a hydroxyl, cyano, C.sub.1 to C.sub.4 alkoxy, carboxy, carbamoyl, C.sub.1 to C.sub.4 alkoxycarbonyl, C.sub.1 to C.sub.4 alkylcarbonyloxy, sulfo or sulfamoyl group, A denotes a phenylene group unsubstituted or substituted with one or two members selected from methyl, ethyl, methoxy, ethoxy, chlorine, bromine and sulfo, or a naphthylene group unsubstituted or substituted with one sulfo group, X denotes a halogen atom, and Y is a group of --SO.sub.2 CH.dbd.CH.sub.2 or --SO.sub.2 CH.sub.2 CH.sub.2 Z in which Z is a splittable group by the action of an alkali, 0.1 to 10% by weight of .epsilon.

Abstract: Metal-free compounds of the formula ##STR1## 1:1 and 1:2 metal complexes thereof, and acid addition salts of metal-free compounds of said formula and 1:1 and 1:2 metal complexes thereof, whereinB is hydrogen; C.sub.1-4 alkyl; C.sub.1-4 alkyl monosubstituted by C.sub.1-4 alkoxy; C.sub.2-4 alkyl substituted by hydroxy; C.sub.5-6 cycloalkyl; C.sub.5-6 cycloalkyl substituted by 1 to 3 C.sub.1-4 alkyl groups; phenyl(C.sub.1-3 alkyl); phenyl(C.sub.1-3 alkyl) the phenyl group of which is substituted by 1 to 3 substituents selected from C.sub.1-4 alkyl, C.sub.1-4 alkoxy and halo; --A--NH--R.sub.2 ; --A'.sub.4 --N(R.sub.7).sub.2 ; --A.sub.4 --N.sup..sym. (R.sub.8).sub.2 R.sub.9 A.sup..crclbar. or --N(R.sub.7).sub.2,R is hydrogen; C.sub.1-4 alkyl; C.sub.5-6 cycloalkyl; C.sub.5-6 cycloalkyl substituted by 1 or 2 C.sub.

Abstract: Monoazo compounds of formula ##STR1## wherein R.sub.1 is a coupling component radical,R.sub.1 is C.sub.1-6 alkyl; C.sub.1-6 alkyl substituted by 1 or 2 substituents selected from chloro, cyano, hydroxy, C.sub.1-4 alkoxy, phenyl and phenyl substituted by 1 or 2 substituents selected from chloro, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, carboxy, sulfo, sulfamoyl and acetamido; C.sub.5-7 cycloalkyl; C.sub.5-7 cycloalkyl substituted by 1 to 3 C.sub.1-4 alkyl groups; phenyl; phenyl substituted by 1 to 3 substituents selected from chloro, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, acetamido (maximum of 1), carboxy (maximum of 1), sulfo (maximum of 1) and --SO.sub.2 NR.sub.7 R.sub.8 (maximum of 1); 1- or 2-naphthyl or 1- or 2-naphthyl substituted by sulfo,whereineach of R.sub.7 and R.sub.8 is independently hydrogen; C.sub.1-4 alkyl; C.sub.1-4 alkyl monosubstituted by hydroxy or phenyl; cyclohexyl; phenyl or phenyl monosubstituted by chloro, methyl or methoxy, or--NR.sub.7 R.sub.

Abstract: Process for the continuous trichromatic dyeing of synthetic polyamide materials which comprises using at least one blue-dyeing fibre-reactive sulfo-containing anthraquinone dye together with at least one red-dyeing sulfo-containing azo dye and at least one yellow- or orange-dyeing sulfo-containing azo dye.The process according to the invention is suitable for the continuous dyeing of synthetic polyamide materials from aqueous liquors, producing level dyeings having good fastness properties, in particular good ozone fastness.