Classifications

• • 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
• • 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
  • D06P1/44—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 insoluble pigments or auxiliary substances, e.g. binders
  • D06P1/60—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 insoluble pigments or auxiliary substances, e.g. binders using compositions containing polyethers
  • D06P1/607—Nitrogen-containing polyethers or their quaternary derivatives
  • D06P1/6076—Nitrogen-containing polyethers or their quaternary derivatives addition products of amines and alkylene oxides or oxiranes
• • 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
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10S516/00—Colloid systems and wetting agents; subcombinations thereof; processes of
  • Y10S516/01—Wetting, emulsifying, dispersing, or stabilizing agents
  • Y10S516/07—Organic amine, amide, or n-base containing
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10S8/00—Bleaching and dyeing; fluid treatment and chemical modification of textiles and fibers
  • Y10S8/916—Natural fiber dyeing
  • Y10S8/917—Wool or silk

Definitions

• the present invention relates to a new method for fiber and flat level dyeing of wool with reactive dyes, the material dyed by the new method and a means for carrying out the method.
• the present invention thus relates to a process for fiber and area-level dyeing of wool with reactive dyes in the presence of an auxiliary mixture, which is characterized in that an aqueous liquor is used for dyeing these materials which contains at least one reactive dye and an auxiliary mixture as component ( a) at least one compound of the formula and as component (b) at least one compound of the formula contains what R1 and R2 independently of one another are an aliphatic radical having 12 to 24 carbon atoms, A ⁇ and A ′ ⁇ an anion, Z1, Z2, Z'1 and Z'2 independently of one another are hydrogen, SO3M or PO3M, where M is hydrogen, alkali metal or ammonium, t1 and t2 are 1 or 0 if t1 and t2 are 0, Z1, Z2, Z'1 and Z'2 is hydrogen or Z1, Z2, Z'1 and Z'2 which is one radical hydrogen and the other SO3M or PO3M, m1, n1, p1 and q1 are integers, the sum of
• the present method is particularly suitable for producing light to medium shades.
• auxiliary mixture as component (c) can be a nonionic compound of the formula wherein R "is an alkyl or alkenyl radical having 12 to 22 carbon atoms and x and y are integers, the sum of x and y being 80 to 140.
• auxiliaries which comprise a compound of the formula as component (a) as component (b) at least one compound of the formula and contain as component (c) a compound of formula (2), wherein R3 and R4 independently of one another are an aliphatic radical having 12 to 24 carbon atoms, Q1 and Q′1 independently of one another are C1 to C4-alkyl or -CH2-CO-NH2, Z3, Z4, Z′3 and Z′4 independently of one another are hydrogen or SO3M, M hydrogen, alkali metal or ammonium, m2, n2, p2 and q2 are integers, the sum of (m2 + n2) 5 to 12 and (p2 + q2) 25 to 100 and A1 ⁇ and A2 ⁇ represent an anion.
• R3 and R4 independently of one another are an aliphatic radical having 12 to 24 carbon atoms
• Q1 and Q′1 independently of one another are C1 to C4-alkyl or -CH2-CO-NH2
• Another preferred auxiliary mixture contains as component (a) a compound of the formula and as component (b) a compound of the formula wherein R5 and R6 independently of one another are an aliphatic radical having 12 to 24 carbon atoms, Z5 and Z6 hydrogen or of Z5 and Z6 one residue hydrogen and the other SO3M, Z′5 and Z′6 independently of one another are hydrogen or SO3M, M is hydrogen, alkali metal or ammonium and m3, n3, p3 and q3 are integers, the sum of (m3 + n3) 5 to 12 and (p3 + q3) 25 to 100.
• auxiliary mixtures which comprise a compound of the formula (3a) as component (a) and a compound of the formula (4b) as component (b) or auxiliary mixtures which comprise a compound of the formula (3b) as component (a) and as a component (b) contain a compound of formula (4a).
• M in the formulas (1), (3) and (4) denotes hydrogen, alkali metal, such as sodium, potassium and in particular ammonium.
• the radicals Q, Q ′, Q1 and Q′1 and A ⁇ , A ′ ⁇ , A1 ⁇ and A2 ⁇ in the formulas (1) and (3) are derived from quaternizing agents, Q Q1 to C4-alkyl, CH2-CO-NH2,
• quaternizing agents include Acetyl bromides, ethyl bromides, ethylene chlorohydrin, ethylene bromohydrin, epichlorohydrin, epibromohydrin, dimethyl sulfate, diethyl sulfate and especially chloroacetamide.
• R1, R2, R3, R4, R5 and R6 in the formulas (1), (3) and (4) are alkyl or alkeny radicals having 12 to 24, preferably 16 to 22 carbon atoms. Examples include: the n-dodecyl, myristyl, n-hexadecyl, n-heptadecyl, n-octadecyl, arachidyl, behenyl, dodecenyl, hexadecenyl, oleyl and octadecenyl radical.
• the compounds of component (a) corresponding to formula (1a) are prepared by adding 2 to 15 mol of ethylene oxide to aliphatic amines which have an aliphatic radical having 12 to 24 carbon atoms, and optionally the adduct converted into the acidic monoester and optionally the acidic monoester in the alkali metal or ammonium salts or reacting the adduct with one of the quaternizing agents mentioned above.
• the compounds of component (b) corresponding to formula (1b) are prepared by adding 25 to 200 moles of ethylene oxide to aliphatic amines which have an aliphatic radical having 12 to 24 carbon atoms, and optionally the adduct in the acidic ester and optionally the acidic one Converted ester into the alkali or ammonium salts or reacted the adduct with one of the quaternizing agents mentioned above.
• the compounds of formula (2) are prepared by adding 80 to 140 moles of ethylene oxide to a compound of formula wherein R ⁇ has the meaning given under formula (2).
• the amines which are required as starting materials for the preparation of the compounds of the formulas (1), (3) and (4) can have saturated or unsaturated, branched or unbranched hydrocarbon radicals having 12 to 24, preferably 16 to 22, carbon atoms.
• the amines can be chemically uniform or in the form of mixtures.
• Dodecylamine, hexadecylamine, octadecylamine, arachidylamine, behenylamine and octadecenylamine may be mentioned in particular as amines.
• Tallow fatty amine is a mixture of approx. 30% hexadecylamine, 25% octadecylamine and 45% octadecenylamine.
• Both the ethylene oxide addition and the esterification can be carried out according to methods known per se.
• sulfuric acid or its Functional derivatives such as chlorosulfonic acid and especially sulfamic acid are used.
• the esterification is generally carried out by simply mixing the reactants with heating, advantageously to a temperature between 50 and 100 ° C.
• the free acids can then be converted into the alkali metal or ammonium salts by using bases such as e.g. Ammonia, sodium or potassium hydroxide can be added.
• An auxiliary mixture comprising 10 to 80 parts, preferably 20 to 70 parts of component (a), 5 to 70 parts, preferably 5 to 50 parts of component (b) and 0 to 70, preferably 0 to 50, is used for the process according to the invention
• Parts of the compound of component (c) and ad contains 100 parts of water.
• auxiliary mixture consisting of components (a), (b) and optionally (c) are added to the dyebath range from 0.5 to 4 percent by weight, based on the fiber material to be dyed. 1 to 2 percent by weight of the auxiliary mixture, based on the fiber material, is preferably used.
• the weight ratio of components (a) and (b) is between 1: 5 and 10: 1, preferably between 1: 2 and 5: 1.
• Wool can be considered as the fiber material that can be dyed according to the invention.
• the fiber material can be in various forms. Examples include: flake, sliver, yarn, fabric, knitwear or carpets.
• the wool can be finished normally or without felt.
• reactive dyes This class of dyes is referred to in the Color Index 3rd edition 1971 as "reactive dyes". These are predominantly those dyes which have at least one reactive group with polyhydroxyl fibers (cellulose fibers) or polyamide fibers, especially wool, a precursor for this or one with polyhydroxyl fibers or polyamide fibers contain reactive substituents.
• Suitable bases for the reactive dyes are particularly those from the series of mono-, dis- or polyazo dyes including formazan dyes and anthraquinone, xanthene, nitro, triphenylmethane, naphthoquinonimine, dioxazine and phthalocyanine dyes, the azo and phthalocyanine dyes can be both metal-free and metal-containing.
• Reactive groups and precursors which form such reactive groups include, for example, epoxy groups, the ethyleneimide group, the vinyl grouping in vinylsulfone or in acrylic acid residues and the ⁇ -sulfatoethylsulfone group, the ⁇ -chloroethylsulfone group or the ⁇ -dialkylaminoethylsulfone group.
• the reactive substituents in reactive dyes are those that are easily removable and leave an electrophilic residue.
• substituents are 1 or 2 halogen atoms in an aliphatic acyl radical, e.g. in the ⁇ -position or ⁇ - and ⁇ -position of a propionyl radical or in the ⁇ - and / or ⁇ -position of an acrylic acid radical, or 1 to 3 halogen atoms on the following ring system into consideration: pyridazine, pyrimidine, pyridazone, triazine, quinoxaline or phthalazine.
• Dyes with two or more identical or different reactive groups can also be used.
• Preferred reactive dyes contain chloroacetyl, bromoacrylic or dibromopropionyl as reactive substituents.
• the reactive dyes can be acidic, salt-forming substituents such as e.g. Contain carboxylic acid groups, sulfuric acid and phosphonic acid ester groups, phosphonic acid groups or preferably sulfonic acid groups.
• Reactive dyes with at least one sulfonic acid group are preferred, in particular reactive dyes with an azo or anthraquinone base body which preferably has two to three sulfonic acid groups.
• Mixtures of reactive dyes can also be used, it being possible to produce bichromatic or trichromatic stains.
• the coloring takes place after the pull-out procedure.
• the amount of dyes added to the dye liquor depends on the desired color strength. In general, amounts of 0.01 to 10 percent by weight, preferably 0.01 to 2 percent by weight, based on the fiber material used, have proven successful.
• the liquor ratio can be chosen within a wide range e.g. 1: 3 to 1: 100, preferably 1: 8 to 1:30.
• the dye baths can contain mineral acids, e.g. Sulfuric acid or phosphoric acid, organic acids, advantageously contain aliphatic carboxylic acids such as formic acid, acetic acid, oxalic acid or citric acid and / or salts such as ammonium acetate, ammonium sulfate or sodium acetate.
• the acids are used primarily to adjust the pH of the liquors used according to the invention, which is between 4 and 5.
• the dye liquors can also contain other additives, e.g. Wool protection, dispersing and wetting agents as well as defoamers included.
• the customary dyeing apparatus such as, for example, open baths, combed, strand yarn or packing apparatus, jigger, paddle apparatus, tree dyeing apparatus, circulation or jet dyeing apparatus or reel runners can be used.
• the dyeing is advantageously carried out at a temperature in the range from 60 to 120 ° C., preferably 70 to 105 ° C.
• the dyeing time is within the usual range and is usually 20 to 120 minutes.
• the dyeing process can be followed by an alkaline after-treatment, e.g. with aqueous ammonia, alkali metal hydroxides, alkali metal carbonates, bicarbonates or hexamethylenetetraamine.
• the pH of the dye baths containing alkali is expediently 7.5 to 9, preferably 8 to 8.5.
• the dyeing of the fiber material is expediently carried out in such a way that the material to be dyed treated briefly with an aqueous liquor which contains the acid, the auxiliary mixture of components (a) and (b) and optionally component (c) and has a temperature of 30 to 60 ° C. and adds the reactive dye to the same bath.
• the temperature is then slowly increased in order to dye in a range from 80 to 100 ° C. and for 20 to 90 minutes, preferably 30 to 60 minutes.
• the material to be dyed is then treated for 10 to 20 minutes at 70 to 90 ° C. after addition of alkalis, preferably sodium hydrogen carbonate or sodium carbonate. Finally, the colored material is pulled out and rinsed, acidified and dried as usual.
• the present invention furthermore relates to the auxiliary dyeing mixture which, as component (a), comprises 10 to 80 parts of the compound of the formula as component (b) 5 to 70 parts of the compound of the formula contains what R1 and R2 independently of one another are an aliphatic radical having 12 to 24 carbon atoms, A ⁇ and A ′ ⁇ an anion, Z1, Z2, Z'1 and Z'2 independently of one another are hydrogen, SO3M or PO3M, where M is hydrogen, alkali metal or ammonium, t1 and t2 are 0 or 1 if t1 and t2 are 0, Z1, Z'1, Z2 and Z'2 is hydrogen or of Z1, Z2, Z'1 and Z'2 the one rest Is hydrogen and the other SO3M or PO3M, m1, n1, p1 and q1 are integers, the sum of (m1 + n1) 2 to 15 and (p1 + q1) 25 to 200, and as component (c) 0 up to 70 parts of the compound of the formula (2)
• the dyeing process according to the invention gives fiber and flat dyeings, especially in light to medium shades with good light and wet fastness properties.
• the pH of the liquor is 4.5.
• the 12 mg of the dye of the formula 24 mg of the dye of the formula and 44 mg of the dye of the formula contains, the dye liquor is kept at 40 ° for about 5 minutes and then with a Heating rate increased from 1 ° / min to 60 ° and held at 60 ° for 20 minutes. The mixture is then heated to 98 ° at 1 ° / min and dyed for 30 minutes. After the liquor has cooled to 70 °, rinsing is carried out as usual. A fiber- and flat-level dyeing with good fastness properties is obtained.
• Example 3 The procedure is as described in Example 1, with the difference that, instead of the auxiliary B2, 0.2 g of the adduct of 34 moles of ethylene oxide and 1 mole of a C20-C22 fatty amine is used. A fiber- and flat-level dyeing with good fastness properties is obtained.
• Example 4 The procedure is as described in Example 1, with the difference that, instead of the auxiliary B2, 0.2 g of the quaternized adduct of 34 moles of ethylene oxide and 1 mole of a C20-C22 fatty amine is used. A fiber- and flat-level dyeing with good fastness properties is obtained.
• Example 5 The procedure is as described in Example 1, with the difference that 0.2 g of the adduct of 30 moles of ethylene oxide and 1 mole of tallow fatty amine is used instead of B2. A fiber- and flat-level dyeing with good fastness properties is obtained.
• Example 6 1 kg of woolen worsted in the form of a cross-wound bobbin is circulated with 9 l of water at 40 °, 100 g sodium sulfate 9 g ammonium acetate 37 ml 80% acetic acid 9 g of a non-ionic wetting agent based on 2-ethylhexanol 10 g of the auxiliary mixture A1 10 g of the auxiliary mixture B1 Pretreated for 15 minutes. The pH of the moth is 4.65.
• the rate of heating is 1 ° / min heated to 60 ° and held at 60 ° for 20 minutes.
• the mixture is then heated at 1 ° / min and stained for 30 minutes.
• rinsing is carried out as usual.
• an alkaline aftertreatment for example with ammonia, sodium carbonate or sodium hydrogen carbonate, can be added to improve the fastness properties. This gives fiber and flat level dyeings with excellent fastness properties.
• Example 7 The procedure is as in Example 7, with the difference that a dye solution consisting of 4 g of the dye of the formula (101) 6 g of the dye of the formula (102) and 4 g of the dye of the formula (103) starts.
• EXAMPLE 9 The procedure is as described in Example 2, with the difference that, instead of the dye mixture, 80 mg of the dye of the formula is used.
• EXAMPLE 10 The procedure is as described in Example 9, with the difference that instead of 80 mg of the dye of the formula (105), 80 mg of the dye of the formula starts.
• EXAMPLE 11 The procedure is as described in Example 9, with the difference that instead of 80 mg of the dye of the formula (105), 200 mg of the dye of the formula used.
• EXAMPLE 12 The procedure is as described in Example 9, with the difference that instead of 80 mg of the dye of the formula (105), 320 mg of the dye of the formula used.
• EXAMPLE 13 The procedure is as described in Example 9, with the difference that instead of 80 mg of the dye of the formula (105), 100 mg of the dye of the formula used.

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• 1991
  • 1991-02-05 ES ES91810078T patent/ES2067902T5/es not_active Expired - Lifetime
  • 1991-02-05 EP EP91810078A patent/EP0442844B2/fr not_active Expired - Lifetime
  • 1991-02-05 DE DE59104446T patent/DE59104446D1/de not_active Expired - Fee Related
  • 1991-02-11 US US07/654,139 patent/US5145486A/en not_active Expired - Fee Related
  • 1991-02-12 KR KR1019910002313A patent/KR910015749A/ko not_active Application Discontinuation
  • 1991-02-12 CA CA002036224A patent/CA2036224A1/fr not_active Abandoned
  • 1991-02-12 NZ NZ237087A patent/NZ237087A/xx unknown
  • 1991-02-12 AU AU70994/91A patent/AU638793B2/en not_active Ceased
  • 1991-02-14 JP JP3020240A patent/JPH04214476A/ja active Pending

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