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DE2913720A1 - Stable, liq. compsn. of tetra:azo dye - contg. water, ether alcohol and alkanolamine, for dyeing paper and cotton - Google Patents

Stable, liq. compsn. of tetra:azo dye - contg. water, ether alcohol and alkanolamine, for dyeing paper and cotton

Info

Publication number
DE2913720A1
DE2913720A1 DE19792913720 DE2913720A DE2913720A1 DE 2913720 A1 DE2913720 A1 DE 2913720A1 DE 19792913720 DE19792913720 DE 19792913720 DE 2913720 A DE2913720 A DE 2913720A DE 2913720 A1 DE2913720 A1 DE 2913720A1
Authority
DE
Germany
Prior art keywords
weight
alkanolamine
water
stable
liq
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Withdrawn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
DE19792913720
Other languages
German (de)
Inventor
Kurt Dr Breig
Harlad Dr Gleinig
Juergen Dr Reppert
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Priority to DE19792913720 priority Critical patent/DE2913720A1/en
Publication of DE2913720A1 publication Critical patent/DE2913720A1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B35/00Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/50Tetrazo dyes
    • C09B35/60Tetrazo dyes of the type
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B67/00Influencing 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
    • C09B67/0071Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
    • C09B67/0072Preparations with anionic dyes or reactive dyes
    • C09B67/0073Preparations of acid or reactive dyes in liquid form

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Coloring (AREA)

Abstract

Liq. dye compsn. contains (a) 10-40 wt.% polyazo dye (I); (A,B,C,D are opt. substd. phenyl(ene) or naphthyl(ene)); (b) 5-60 wt.% water; (c) 10-60 wt.% ether alcohol R(OAlk)nOH (II) (R=H or 1-4C alkyl; n >=2; alk = 2-3C alkylene); and (d) 10-60 wt.% mono-, di- or tri-alkanolamine (III). Pref. (II) are di- or tri-ethylene glycol and their mono(m)ethyl ethers are pref. (III) are triethanolamine, diisopropanolamine or N-methyldiethanolamine. (I) are pref. used as their alkali, NH4 or amine, esp. alkanolamine, salts. Compsns. are stable and can be used directly for dyeing cotton and paper.

Description

Flüssige FarbstoffzubereitungLiquid dye preparation

Gegenstand der vorliegenden Erfindung sind flüssige Farbstoffzubereitungen, enthaltend 10 - 40 Gew. -% eines Farbstoffes der Formel wobei A, B, C, D = gegebenenfalls substituiertes Phenyl(en) oder Naphthyl(en), 5 - 60 Gew.-% Wasser, vorzugsweise 30 - 50 Gew.-%, 10 - 60 Gew.-%, vorzugsweise 15 - 30 Gew.- einer Verbindung der Formel R - (0-Alkylenzn-OH wobei R = H, C1-C4-Alkyl, n 2 2, und Alkylen = C2-C3-Alkylen, vorzugsweise -CH2-CH2- oder 10 - 60 Gew.-%, vorzugsweise 15 - 30 Gew.-% eines Mono-, Di- oder Tri-alkanolamins.The present invention relates to liquid dye preparations containing 10-40% by weight of a dye of the formula where A, B, C, D = optionally substituted phenyl (en) or naphthyl (en), 5 - 60% by weight of water, preferably 30 - 50% by weight, 10 - 60% by weight, preferably 15 - 30% by weight of a compound of the formula R - (0-alkylene-n-OH where R = H, C1-C4-alkyl, n 2 2, and alkylene = C2-C3-alkylene, preferably -CH2-CH2- or 10-60% by weight, preferably 15-30% by weight, of a mono-, di- or tri-alkanolamine.

A und D stellen vorzugsweise Reste von Kupplungskomponenten der Aminobenzolreihe oder der Hydroxybenzolreihe dar, z.B. 1,3-Diaminophenyl.A and D preferably represent residues of coupling components of the aminobenzene series or the hydroxybenzene series, e.g., 1,3-diaminophenyl.

B und C stehen vorzugsweise für gegebenenfalls substituiertes Phenylen. Als Substituenten kommen dabei beispielsweise Sulfo, C1-C4-Alkyl oder C1-C4-Alkoxy in Betracht.B and C preferably represent optionally substituted phenylene. Examples of substituents are sulfo, C1-C4-alkyl or C1-C4-alkoxy into consideration.

n steht beispielsweise für 2 - 10, vorzugsweise für 2 oder 3, Gegebenenfalls können die Zubereitungen weitere wassermischbare organische Lösungsmittel enthalten, beispielsweise Amide von aliphatischen Carbonsäuren wie Dimethyl- formamid, weiterhin können gegebenenfalls vorhanden sein: Oberflächenaktive Stoffe, z.B. nicht ionogene oder anionische Dispergiermittel wie Alkyl-, Alkenyl- oder Alkylphenylpolyglykolether, ein Alkyl- oder Alkenylsulfat, ein Alkylbenzolsulfonat, Fettsäureamido-ethansulfonat oder ein Ligninsulfonat mit Kationen, wie e e NH4 , Li , Na und K Die Farbstoffe können in Form der Alkali-, Ammonium-oder Aminsalze vorliegen; vorzugsweise liegen sie in Form der Alkanolaminsalze vor.n stands, for example, for 2-10, preferably for 2 or 3, optionally the preparations may contain other water-miscible organic solvents, for example amides of aliphatic carboxylic acids such as dimethyl formamide, the following may also be present: surface-active substances, e.g. not ionic or anionic dispersants such as alkyl, alkenyl or alkylphenyl polyglycol ethers, an alkyl or alkenyl sulfate, an alkylbenzenesulfonate, fatty acid amido-ethanesulfonate or a lignosulfonate with cations such as e e NH4, Li, Na and K The dyes can be in the form of the alkali, ammonium or amine salts; preferably lie they exist in the form of the alkanolamine salts.

Geeignete Verbindungen I sind beispielsweise Polyglykole und dere Monoalkylether, vorzugsweise Di- und Triethylenglykol sowie dere Monomethyl- und Monoethylether.Suitable compounds I are, for example, polyglycols and theirs Monoalkyl ethers, preferably di- and triethylene glycol and their monomethyl and Monoethyl ether.

Geeignete Alkanolamine sind beispielsweise: Ethanolamin, Diethanolamin, Triethanolamin, Diisopropanolamin, Triisopropanolamin, Tris-E2- (2-hydroxy-ethoxy) -ethyjlamin, 2-Amino-2-hydroxymethyl-propandiol-(1,3), N-Methyldiethanolamin und Mischungen aus diesen Basen.Suitable alkanolamines are, for example: ethanolamine, diethanolamine, Triethanolamine, diisopropanolamine, triisopropanolamine, tris-E2- (2-hydroxy-ethoxy) -ethylamine, 2-amino-2-hydroxymethyl-propanediol- (1,3), N-methyldiethanolamine and Mixtures of these bases.

Bevorzugt sind dabei Triethanolamin, Diisopropanolamin, N-Methyldiethanolamin.Triethanolamine, diisopropanolamine and N-methyldiethanolamine are preferred.

Die Herstellung der Zubereitung erfolgt beispielsweise folgendermaßen: Eine in üblicher Weise hergestellte wäßrige Dispersion des Na-Salzes des Farbstoffes wird durch Zusatz starker Säuren, beispielsweise Salz- oder Schwefelsäure, auf pH<1 gestellt und der Farbstoff isoliert. Der so erhaltene Preßkuchen wird anschließend mit den entsprechenden Mengen Verbindung I, Alkanolamin, sowie gegebenenfalls Wasser und weiteren Lösungsmitteln in üblicher Weise homogenisiert, gegebenenfalls unter Zusatz von Dispergiermitteln.The preparation is made, for example, as follows: One aqueous dispersion of the sodium salt of the dye prepared in a conventional manner is adjusted to pH <1 by adding strong acids, e.g. hydrochloric or sulfuric acid and the dye isolated. The press cake thus obtained is then with the appropriate amounts of compound I, alkanolamine, and optionally water and other solvents homogenized in the usual way, optionally under Addition of dispersants.

Die so erhaltenen wäßrigen Zubereitungen sind stabil und lassen sich direkt zum Färben von Baumwolle und Papier einsetzen.The aqueous preparations obtained in this way are stable and can be Use directly for dyeing cotton and paper.

Beispiel 1 100 Gew.-Teile Preßkuchen des in üblicherWeise gekuppelten und bei pH 0,8 isolierten Farbstoffes der Formel enthaltend 28 Gew.-Teile Farbstoff und 72 Gew.-Teile Wasser werden unter kräftigem Rühren mit einem Gemisch aus 23 Gew.-Teilen Diethylenglykol und 21 Gew.-Teilen Diisopropanolamin verrührt. Man erhält eine stabile Lösung. Ähnliche stabile Lösungen erhält man bei Verwendung von 21 Gew.-Teilen Triethanolamin oder 21 Gew.-Teilen N-Methyl-diethanolamin oder 10,5 Gew.-Teilen N-Methyl-diethanolamin und 10,5 Gew.-Teilen Diisopropanolamin anstelle von 21 Gew.-Teilen Diisopropanolamin.Example 1 100 parts by weight of the presscake of the dye of the formula, coupled in the customary manner and isolated at pH 0.8 containing 28 parts by weight of dye and 72 parts by weight of water are stirred with vigorous stirring with a mixture of 23 parts by weight of diethylene glycol and 21 parts by weight of diisopropanolamine. A stable solution is obtained. Similar stable solutions are obtained when using 21 parts by weight of triethanolamine or 21 parts by weight of N-methyl-diethanolamine or 10.5 parts by weight of N-methyl-diethanolamine and 10.5 parts by weight of diisopropanolamine instead of 21 Parts by weight of diisopropanolamine.

Claims (4)

Patentansprüche 1. Flüssige Farbstoffzubereitung, enthaltend 10 - 40 Gew.-% eines Farbstoffs der Formel worin A, B, C, D = gegebenenfalls substituiertes Phenyl(en) oder Naphthyl (en), 5 - 60 Gew.-% Wasser, 10 - 60 Gew.-% einer Verbindung der Formel R-(0-Alkylen)n-OH worin R = H, C1-C4-Alkyl, n - 2 und Alkylen = C2-C3-Alkylen, 10 - 60 Gew.-% eines Mono-, Die oder Trialkanolamins.Claims 1. Liquid dye preparation containing 10-40% by weight of a dye of the formula wherein A, B, C, D = optionally substituted phenyl (en) or naphthyl (en), 5-60% by weight of water, 10-60% by weight of a compound of the formula R- (0-alkylene) n- OH where R = H, C1-C4-alkyl, n-2 and alkylene = C2-C3-alkylene, 10-60% by weight of a mono-, die or trialkanolamine. 2. Zubereitungen gemäß Anspruch 1, enthaltend Di- und/ oder Triethylenglykol und/oder deren Monomethylether und/oder Monoethy lether.2. Preparations according to claim 1, containing di- and / or triethylene glycol and / or their monomethyl ether and / or monoethyl ether. 3. Zubereitungen gemäß Ansprüchen 1 und 2, enthaltend Triethanolamin und/oder Diisopropanolamin und/oder N-Methyldiethanolamin.3. Preparations according to Claims 1 and 2, containing triethanolamine and / or diisopropanolamine and / or N-methyldiethanolamine. 4. Zubereitungen gemäß Ansprüchen 1 - 3, enthaltend die Farbstoffe in Form ihrer Alkali-, Ammonium- oder Aminsalze, insbesondere der Alkanolaminsalze.4. Preparations according to Claims 1-3, containing the dyes in the form of their alkali, ammonium or amine salts, especially the alkanolamine salts.
DE19792913720 1979-04-05 1979-04-05 Stable, liq. compsn. of tetra:azo dye - contg. water, ether alcohol and alkanolamine, for dyeing paper and cotton Withdrawn DE2913720A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19792913720 DE2913720A1 (en) 1979-04-05 1979-04-05 Stable, liq. compsn. of tetra:azo dye - contg. water, ether alcohol and alkanolamine, for dyeing paper and cotton

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792913720 DE2913720A1 (en) 1979-04-05 1979-04-05 Stable, liq. compsn. of tetra:azo dye - contg. water, ether alcohol and alkanolamine, for dyeing paper and cotton

Publications (1)

Publication Number Publication Date
DE2913720A1 true DE2913720A1 (en) 1980-10-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792913720 Withdrawn DE2913720A1 (en) 1979-04-05 1979-04-05 Stable, liq. compsn. of tetra:azo dye - contg. water, ether alcohol and alkanolamine, for dyeing paper and cotton

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0738764A1 (en) * 1995-04-22 1996-10-23 Hoechst Aktiengesellschaft Tetrakisazo compounds, their preparation and their use as dyestuffs

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0738764A1 (en) * 1995-04-22 1996-10-23 Hoechst Aktiengesellschaft Tetrakisazo compounds, their preparation and their use as dyestuffs
US5668260A (en) * 1995-04-22 1997-09-16 Hoecht Aktienge Sellschaft Tetrakisazo Compounds, the method of preparation thereof and the process of pyeing

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