EP1345994A1 - Melanges noirs de colorants azo reagissant avec les fibres et leur utilisation pour la coloration d'un materiau fibreux contenant des groupes hydroxy et/ou carbonamide - Google Patents

Melanges noirs de colorants azo reagissant avec les fibres et leur utilisation pour la coloration d'un materiau fibreux contenant des groupes hydroxy et/ou carbonamide

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Publication number
EP1345994A1
EP1345994A1 EP01272014A EP01272014A EP1345994A1 EP 1345994 A1 EP1345994 A1 EP 1345994A1 EP 01272014 A EP01272014 A EP 01272014A EP 01272014 A EP01272014 A EP 01272014A EP 1345994 A1 EP1345994 A1 EP 1345994A1
Authority
EP
European Patent Office
Prior art keywords
dyes
dye
hydrogen
general formula
methoxy
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP01272014A
Other languages
German (de)
English (en)
Inventor
Jörg DANNHEIM
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dystar Textilfarben GmbH and Co Deutschland KG
Original Assignee
Dystar Textilfarben GmbH and Co Deutschland KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dystar Textilfarben GmbH and Co Deutschland KG filed Critical Dystar Textilfarben GmbH and Co Deutschland KG
Publication of EP1345994A1 publication Critical patent/EP1345994A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0033—Blends of pigments; Mixtured crystals; Solid solutions
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0033—Blends of pigments; Mixtured crystals; Solid solutions
    • C09B67/0046—Mixtures of two or more azo dyes
    • C09B67/0051—Mixtures of two or more azo dyes mixture of two or more monoazo dyes
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0033—Blends of pigments; Mixtured crystals; Solid solutions
    • C09B67/0046—Mixtures of two or more azo dyes
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
    • D06P1/38—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using reactive dyes
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
    • D06P3/02—Material containing basic nitrogen
    • D06P3/04—Material containing basic nitrogen containing amide groups
    • D06P3/14—Wool
    • D06P3/148—Wool using reactive dyes
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
    • D06P3/02—Material containing basic nitrogen
    • D06P3/04—Material containing basic nitrogen containing amide groups
    • D06P3/24—Polyamides; Polyurethanes
    • D06P3/248—Polyamides; Polyurethanes using reactive dyes
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
    • D06P3/58—Material containing hydroxyl groups
    • D06P3/60—Natural or regenerated cellulose
    • D06P3/66—Natural or regenerated cellulose using reactive dyes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/001—Modification of pulp properties
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • D21C9/005—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives organic compounds

Definitions

  • the invention is in the technical field of fiber-reactive dyes.
  • the best known black reactive dye is the one with the Color Index designation C.I. Reactive Black 5, a disazo dye with the 3,6-disulfo-1-amino-8-naphthol as the bivalent coupling component and 4- (ß-sulfoethylsulfonyl) aniline as the two diazo components; however, the shade of this dye is rather a cloudy navy blue.
  • C.I. Reactive Black 5 a disazo dye with the 3,6-disulfo-1-amino-8-naphthol as the bivalent coupling component and 4- (ß-sulfoethylsulfonyl) aniline as the two diazo components; however, the shade of this dye is rather a cloudy navy blue.
  • it In order to obtain deep black colorations with it, it must be mixed with orange or red coloring, but more advantageously with yellow and red coloring in small amounts. With these settings, possible metamerism problems (different evening colors) can also be taken into account.
  • Dye mixtures found which contain one or more, such as 2, 3 or 4, disazo dyes corresponding to general formula (1), one or more, such as 2, 3 or 4, monoazo dyes corresponding to general formula (3), one or more, such as 2 or 3, monoazo dyes of the general formulas (4) and / or (4a), optionally one or two monoazo dyes of the general formula (2) and optionally one or more, such as 2 or 3, monoazo dyes of the general formula (3a).
  • M is hydrogen or an alkali metal such as lithium, sodium and potassium;
  • R 1 is hydrogen, methyl, ethyl, methoxy or ethoxy, sulfo or carboxy, preferably methoxy and hydrogen and in particular hydrogen;
  • R 2 is hydrogen, methyl, ethyl, methoxy or ethoxy, sulfo or carboxy, preferably hydrogen;
  • R 3 is hydrogen, methyl, ethyl, methoxy or ethoxy, sulfo or carboxy, preferably methoxy and hydrogen and in particular hydrogen;
  • R 4 is hydrogen, methyl, ethyl, methoxy or ethoxy, sulfo or carboxy, preferably hydrogen;
  • R 5 is hydrogen, methyl, ethyl, methoxy or ethoxy, sulfo or carboxy, preferably methoxy and hydrogen and in particular hydrogen;
  • R 6 is hydrogen, methyl, ethyl, methoxy or ethoxy, sulfo or carboxy, preferably hydrogen;
  • R 7 is hydrogen, methyl, ethyl, methoxy or ethoxy, preferably methoxy and hydrogen and in particular hydrogen;
  • R 8 is hydrogen, methyl, ethyl, methoxy or ethoxy, sulfo or carboxy, preferably hydrogen;
  • R 9 is methyl, ethyl or an amino group which is optionally substituted by an alkyl radical such as methyl or ethyl;
  • R 10 hydrogen, methyl, ethyl, methoxy or ethoxy, sulfo or carboxy, preferably methoxy and hydrogen and in particular hydrogen
  • R 1 1 is hydrogen, methyl, ethyl, methoxy or ethoxy, sulfo or carboxy, preferably hydrogen; Y each, independently of one another, vinyl, ß-chloroethyl, ß-thiosulfatoethyl or ß-sulfatoethyl; X fluorine or chlorine; n 1, 2 or 3;
  • Z ' is alkanoyl of 2 to 5 carbon atoms, such as propionyl and acetyl, or
  • R and R 13 are hydrogen, methyl, ethyl, methoxy or ethoxy, sulfo or carboxy, preferably methoxy and hydrogen and in particular hydrogen.
  • a sulfo group is a group of the general formula -SO 3 M, a
  • Carboxy group a group of the general formula -COOM, one, each with M of the meaning given above.
  • the groups Y-SO 2 - are preferably bonded to the benzene radical in the meta or para position to the azo groups or amino groups.
  • Y-SO 2 - vinylsulfonyl is preferred and ß-sulfatoethylsulfonyl is particularly preferred.
  • Residues of diazo components in the general formulas (1) to (4a) and phenyl in Z 'of the formula (4) substituted by a radical R 12 and R 13 are, for example, 2-sulfo-4- ( ⁇ -sulfatoethylsulfonyl) phenyl, 2 -Carboxy-4- (ß-sulfatoethylsulfonyDphenyl, (3- (ß-sulfatoethylsulfonyl) -phenyl, 4- (ß-sulfatoethylsulfonyD-phenyl, 2-methyl-5-methoxy-4- (ß-sulfatoethylsulfonyl) phenyl, 2- Methoxy-5- (ß-sulfatoethylsulfonyl) phenyl and 2,5-dimethoxy-4- (ß-sulfatoethylsulfonyD-phenyl and their vinylsulf
  • the dyes of the formulas (1) to (4a), especially with the same chromophore, can have different fiber-reactive groups -SO 2 -Y within the meaning of Y.
  • the dye mixtures can contain dyes of the same chromophore in which the fiber-reactive groups -SO 2 -Y are, on the one hand, vinylsulfonyl groups and, on the other hand, ß-chloroethylsulfonyl or ß-thiosulfatoethylsulfonyl or preferably ß-sulfatoethylsulfonyl groups.
  • the dye mixtures contain the respective dye components in the form of a vinylsulfonyl dye
  • the amount of dye in the respective vinylsulfonyl dye relative to the particular ß-chloro or ß-thiosulfato or ß-sulfatoethylsulfonyl dye is preferably up to about 80 mol%, based on the respective dye chromophore.
  • such dye Mixtures are preferred in which the proportion of the vinylsulfonyl dyes to the ß-sulfatoethylsulfonyl dyes in a molar ratio between 2:98 and 80:20.
  • the proportions of the dye (s) (1) are 30% by weight to 90% by weight, preferably 40% by weight to 80% by weight, of the dye (s) (2) 0% by weight to 10% by weight % by weight, preferably 1% by weight to 10% by weight, of the dye (s) (4) and / or (4a) 6% by weight to 40% by weight, preferably 10% by weight to 35% by weight, and of the dye or dyes (3) and (3a) 2% by weight to 25% by weight, preferably 4% by weight to 20% by weight.
  • the dye mixtures according to the invention can be present as a preparation in solid or in liquid (dissolved) form.
  • they generally contain the electrolyte salts which are customary in water-soluble and in particular fiber-reactive dyes, such as sodium chloride, potassium chloride and sodium sulfate, and can also contain the auxiliaries which are customary in commercial dyes, such as buffer substances which adjust a pH in aqueous solution between 3 and 7 such as sodium acetate, sodium borate, sodium hydrogen carbonate, sodium dihydrogen phosphate and disodium hydrogen phosphate, small amounts of siccatives or solubility-improving agents, such as the known naphthalenesulfonic acid-formaldehyde condensation products, or, if they are in liquid, aqueous solution (including the content of thickeners , as they are common with printing pastes), substances that ensure the durability of these preparations, such as mold-preventing agents.
  • the electrolyte salts which are customary in water-soluble and in particular fiber-re
  • the dye mixtures according to the invention are present as dye powders containing electrolyte salts with a total dye content of 20 to 70% by weight, based on the dye powder or the preparation.
  • These dye powder / preparations can also contain the abovementioned buffer substances in a total amount of up to 5% by weight, based on the dye powder.
  • the total dye content in these aqueous solutions is up to about 50% by weight, for example between 5 and 40% by weight, the electrolyte salt content in these aqueous solutions preferably being below 10% by weight.
  • the aqueous solutions can generally contain the abovementioned buffer substances in an amount of up to 5% by weight, preferably up to 2% by weight.
  • the dyes of the general formulas (1) to (4a) are known, for example, from German Pat. Nos. 960 534 and 965 902 and US Pat. No. 4,257,770, European Patents No. 0 032 1 87, 0 094 055, 0 073 481, 0 056 975, 0 021 105, 0 957137 and 0 061 1 51 are known or can be prepared analogously to the procedures described there.
  • the dye mixtures according to the invention can be prepared in a customary manner, for example by mechanical mixing of the individual dyes or of mixtures of 2 or 3 such individual dyes with the other individual dyes in the form of their dye powder or aqueous solutions. If the dye mixtures according to the invention are prepared by mechanical mixing of the individual dyes, any necessary adjusting agents, dedusting agents or other auxiliaries which are customary in dyeing technology and are customary in the dye preparations used for this purpose are added during the mixing.
  • Dye solutions and their dye concentrations to the desired dye mixture in aqueous form can also be synthesis solutions which can be obtained from the synthesis of the individual components or, if the synthesis permits, from the synthesis of mixtures of individual dyes.
  • the aqueous solutions thus obtained by mixing the individual dye solutions (synthesis solutions) with the dye mixtures according to the invention can then be used as a liquid preparation for liquid use directly, if appropriate after filtration, concentration and / or addition of a buffer or other auxiliaries.
  • the powdered or granular dye mixtures according to the invention of the desired composition and setting can also be obtained from them, for example by spray drying and, if necessary, in a fluidized bed.
  • the dye mixtures according to the invention provide deep black dyeings with good color build-up and, according to the application and fixing methods described in the art for fiber-reactive dyes, on fiber materials containing hydroxyl and / or carbonamide groups in particular good washability of unfixed dye components from the colored materials.
  • the present invention thus also relates to the use of the dye mixtures according to the invention for dyeing (including printing) hydroxyl and / or carbonamide-containing fiber materials or processes for dyeing such fiber materials using a dye mixture according to the invention by applying the dye mixture in dissolved form to the substrate and the dyes are fixed on the fiber by the action of an alkaline agent or by heat or by both measures.
  • Materials containing hydroxyl groups are natural or synthetic materials containing hydroxyl groups, such as cellulose fiber materials, also in the form of paper, or their regenerated products and polyvinyl alcohols.
  • Cellulose fiber materials are preferably cotton, but also other vegetable fibers, such as linen, hemp, jute and ramie fibers; Regenerated cellulose fibers are, for example, cellulose and viscose rayon.
  • Materials containing carbonamide groups are, for example, synthetic and natural polyamides and polyurethanes, in particular in the form of fibers, for example wool and other animal hair, silk, leather, polyamide-6,6, polyamide-6, polyamide-1 1 and polyamide-4.
  • the dye mixtures according to the invention are used by generally known processes for dyeing and printing fiber materials in accordance with the known application techniques for fiber-reactive dyes. Since the dyes of the dye mixtures according to the invention show very good combination behavior with one another, the dye mixtures according to the invention can also be used advantageously in the exhaust dyeing process.
  • cellulose fibers by the exhaust process from a long liquor at temperatures between 40 and 105 ° C, optionally at temperatures up to 1 30 ° C under pressure, and if appropriate in the presence of customary dyeing auxiliaries using acid-binding agents and, if appropriate, neutral ones Salts, such as sodium chloride or sodium sulfate, dyeings in very good color yields and with excellent color build-up and the same shade.
  • the procedure can be such that the material is introduced into the warm bath and this is gradually heated to the desired dyeing temperature and the dyeing process is completed at this temperature.
  • the stripping of the dyes If desired, accelerating neutral salts can only be added to the bath after the actual dyeing temperature has been reached.
  • cellulose fibers - which can either be carried out in one phase, for example by printing with a sodium bicarbonate or another acid-binding agent and printing paste containing the colorant and by subsequent steaming at 100 to 103 ° C, or the two-phase, for example by printing with neutral or weakly acidic printing paste containing the colorant and subsequent fixing either by passing the printed goods through a hot electrolyte-containing alkaline bath or by padding with an alkaline electrolyte-containing pad liquor with subsequent lingering of this treated material or subsequent steaming or subsequent treatment with dry heat, can be carried out - high-color prints with a good state of the contours and a clear white background.
  • the acid-binding agents and the fixation of the dyes on the cellulose fibers are, for example, water-soluble basic salts of the alkali metals and the alkaline earth metals of inorganic or organic acids, and also compounds which release alkali in the heat.
  • the alkali metal hydroxides and alkali metal salts of weak to moderately strong inorganic or organic acids are to be mentioned, the alkali compounds preferably referring to the sodium and potassium compounds.
  • Examples of such acid-binding agents are sodium hydroxide, potassium hydroxide, sodium carbonate, sodium bicarbonate, potassium carbonate, sodium formate, sodium dihydrogen phosphate and disodium hydrogen phosphate.
  • Dye mixtures with the acid-binding agents if appropriate under the action of heat, the dyes are chemically bound to the cellulose fiber; in particular the cellulose stains show after the usual aftertreatment by rinsing to remove unfixed ones Dye portions have excellent wet fastness properties, especially since unfixed dye portions can be easily washed out because of their good cold water solubility.
  • the dyeings on polyurethane and polyamide fibers are usually carried out from an acidic environment.
  • acetic acid and / or ammonium sulfate and / or acetic acid and ammonium acetate or sodium acetate can be added to the dyebath in order to obtain the desired pH.
  • conventional leveling aids such as those based on
  • the material to be dyed is introduced into the bath at a temperature of around 40 ° C, agitated there for some time, the dyebath is then adjusted to the desired weakly acidic, preferably weakly acetic acid pH value, and the actual dyeing is carried out at one temperature performed between 60 and 98 ° C.
  • the dyeings can also be carried out at boiling temperature or at temperatures up to 120 ° C (under pressure).
  • Parts by weight relate to parts by volume in the ratio of kilograms to liters.
  • the formulas of the dyes are given in part in the form of the free acid; the quantitative parts refer to the acid form.
  • the dyes are used in the form which is customary for water-soluble dyes as an alkali metal salt powder which contains electrolyte salt (for example sodium chloride and sodium sulfate).
  • electrolyte salt for example sodium chloride and sodium sulfate.
  • an aqueous solution such as, for example, an aqueous solution obtainable from synthesis, with 14 parts of the navy blue-coloring disazo dye of the formula A.
  • These solutions may also contain or contain electrolyte salts such as sodium chloride or conventional auxiliaries such as buffers and surfactants) are mixed together.
  • the aqueous dye mixture according to the invention obtained can be used directly for dyeing or can be converted into the solid form by spray drying and optionally granulation.
  • the dye mixture according to the invention provides dyeings and prints with good washability of unfixed dye components and good fastness to wet lying in a deep black, which does not nuance between daylight and evening light, using the application and fixing methods customary in the art for fiber-reactive dyes, for example on cellulose fiber materials.
  • an aqueous solution such as an aqueous solution obtainable from the synthesis, with 14 parts of the marine blue-coloring disazo dye of the formula (A) and 1 part of the red-coloring monoazo dye of the formula (B), 10 parts of an aqueous solution, such as one from the Synthetic aqueous solution containing 4 parts of the red monoazo dye of formula (C) and 33.8 parts of an aqueous solution such as an aqueous solution obtainable from synthesis containing 4.83 parts of the gold-yellow monoazo dye of formula (E)
  • Electrolyte salts such as sodium chloride
  • auxiliaries such as, for example, buffers and surfactants
  • the aqueous dye mixture according to the invention obtained can be used directly for dyeing or can be converted into the solid form by spray drying and optionally granulation.
  • the dye mixture according to the invention provides dyeings and prints with good washability of unfixed dye components and good fastness to wet lying in a deep black, which does not nuance between daylight and evening light, using the application and fixing methods customary in the art for fiber-reactive dyes, for example on cellulose fiber materials.
  • the aqueous dye mixture obtained according to the invention can be used directly for dyeing or can be converted into the solid form by spray drying and optionally granulation.
  • the dye mixture according to the invention provides dyeings and prints with good washability of unfixed dye components and good fastness to wet lying in a deep black, which does not nuance between daylight and evening light, using the application and fixing methods customary in the art for fiber-reactive dyes, for example on cellulose fiber materials.
  • an aqueous solution such as, for example, an aqueous solution obtainable from synthesis, with 14 parts of the navy blue-coloring disazo dye of the formula A.
  • These solutions may also contain or contain electrolyte salts such as sodium chloride or conventional auxiliaries such as buffers and surfactants) are mixed together.
  • the aqueous dye mixture according to the invention obtained can be used directly for dyeing or can be converted into the solid form by spray drying and optionally granulation.
  • the dye mixture according to the invention provides for in the art for fiber-reactive dyes customary application and fixation processes, for example on cellulose fiber materials, dyeings and prints with good washability of unfixed dye components and good fastness to wet lying in a deep black, which does not shade between daylight and evening light.
  • Example 1 or 2 The procedure is as in Example 1 or 2, but using 50 parts of an aqueous solution with 14 parts of the dye of the formula (A) and 1 part of the dye of the formula (B), 10 parts of an aqueous solution of 1 part of the Dye of the formula (C), 1 part of the dye of the formula (C2) and 35 parts of an aqueous solution with 6.9 parts of the dye of the formula (E)
  • the aqueous dye mixture according to the invention obtained can be used directly for dyeing or can be converted into the solid form by spray drying and optionally granulation.
  • the dye mixture according to the invention provides dyeings and prints with good washability, using the application and fixing processes customary in the art for fiber-reactive dyes, for example on cellulose fiber materials unfixed dye components and good wet fastness in a deep black, which does not nuance between daylight and evening light.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Coloring (AREA)

Abstract

L'invention concerne des mélanges de colorants azo réagissant avec les fibres, avec lesquels on obtient des colorations noires, y compris des impressions, sur des matériaux fibreux contenant des groupes hydroxy et/ou carbonamide, tels que des matériaux fibreux cellulosiques, la laine et des fibres de polyamide synthétique. Ces mélanges de colorants se caractérisent par le fait qu'ils contiennent au moins un colorant disazo correspondant à la formule générale (1), au moins un colorant monoazo correspondant à la formule générale (3), au moins un colorant monoazo correspondant à la formule générale (4) et/ou à la formule générale (4a), éventuellement au moins un colorant monoazo (2) et éventuellement au moins un colorant monoazo correspondant à la formule générale (3a), conformément à la revendication 1.
EP01272014A 2000-12-22 2001-12-15 Melanges noirs de colorants azo reagissant avec les fibres et leur utilisation pour la coloration d'un materiau fibreux contenant des groupes hydroxy et/ou carbonamide Withdrawn EP1345994A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10064496A DE10064496A1 (de) 2000-12-22 2000-12-22 Schwarze Farbstoffmischungen von faserreaktiven Azofarbstoffen und ihre Verwendung zum Färben von hydroxy- und/oder carbonamidgruppenhaltigem Fasermaterial
DE10064496 2000-12-22
PCT/EP2001/014840 WO2002051944A1 (fr) 2000-12-22 2001-12-15 Melanges noirs de colorants azo reagissant avec les fibres et leur utilisation pour la coloration d'un materiau fibreux contenant des groupes hydroxy et/ou carbonamide

Publications (1)

Publication Number Publication Date
EP1345994A1 true EP1345994A1 (fr) 2003-09-24

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EP01272014A Withdrawn EP1345994A1 (fr) 2000-12-22 2001-12-15 Melanges noirs de colorants azo reagissant avec les fibres et leur utilisation pour la coloration d'un materiau fibreux contenant des groupes hydroxy et/ou carbonamide

Country Status (12)

Country Link
US (1) US7015335B2 (fr)
EP (1) EP1345994A1 (fr)
JP (1) JP2004528400A (fr)
KR (1) KR20030064866A (fr)
CN (1) CN1222578C (fr)
BR (1) BR0116419A (fr)
CA (1) CA2428054A1 (fr)
DE (1) DE10064496A1 (fr)
HK (1) HK1062575A1 (fr)
MX (1) MXPA03005662A (fr)
TW (1) TWI251013B (fr)
WO (1) WO2002051944A1 (fr)

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GB0124842D0 (en) 2001-10-17 2001-12-05 Clariant Int Ltd Improvements relating to organic compounds
GB0226151D0 (en) * 2002-11-08 2002-12-18 Dystar Textilfarben Gmbh & Co Dye mixtures of fibre-reactive azo dyes and use thereof for dyeing material containing hydroxy-and/or carboxamido groups
WO2005040285A1 (fr) * 2003-10-20 2005-05-06 Ciba Specialty Chemicals Holding Inc. Melanges de colorants reactifs et leur utilisations
DE102004017977A1 (de) * 2004-04-14 2005-11-10 Dystar Textilfarben Gmbh & Co. Deutschland Kg Mischungen von faserreaktiven Azofarbstoffen, ihre Herstellung und Verwendung
JP2006063202A (ja) * 2004-08-27 2006-03-09 Sumitomo Chemical Co Ltd 反応染料組成物及び該組成物を用いる染色又は捺染方法
CN100362056C (zh) * 2005-02-05 2008-01-16 明德国际仓储贸易(上海)有限公司 黑色墨水染料组成物
CN102453355B (zh) * 2010-10-28 2013-12-04 上海雅运纺织化工股份有限公司 黄色活性染料组合物及其在纤维上的染色应用
CN104448920B (zh) * 2014-12-03 2018-02-02 泰兴锦云染料有限公司 一种可以作为反应性藏青染料的化合物及其制备方法
CN107345082A (zh) * 2016-05-05 2017-11-14 中山上如化工有限公司 一种具有水洗怀旧功能的活性染料组合物

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DE10064496A1 (de) 2002-07-04
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CN1478133A (zh) 2004-02-25
JP2004528400A (ja) 2004-09-16
CA2428054A1 (fr) 2003-05-05
US7015335B2 (en) 2006-03-21
US20040049019A1 (en) 2004-03-11
HK1062575A1 (en) 2004-11-12
MXPA03005662A (es) 2003-10-06
KR20030064866A (ko) 2003-08-02

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