EP1478697A1 - Inkjet-farbstoffe - Google Patents
Inkjet-farbstoffeInfo
- Publication number
- EP1478697A1 EP1478697A1 EP03706433A EP03706433A EP1478697A1 EP 1478697 A1 EP1478697 A1 EP 1478697A1 EP 03706433 A EP03706433 A EP 03706433A EP 03706433 A EP03706433 A EP 03706433A EP 1478697 A1 EP1478697 A1 EP 1478697A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- formula
- hydrogen
- compounds
- hydroxy
- cobalt
- 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- Withdrawn
Links
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
- C09B45/00—Complex metal compounds of azo dyes
- C09B45/02—Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
- C09B45/14—Monoazo compounds
-
- 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
- C09B29/00—Monoazo dyes prepared by diazotising and coupling
- C09B29/06—Monoazo dyes prepared by diazotising and coupling from coupling components containing amino as the only directing group
- C09B29/095—Amino naphthalenes
- C09B29/0955—Amino naphthalenes containing water solubilizing groups
-
- 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
- C09B29/00—Monoazo dyes prepared by diazotising and coupling
- C09B29/24—Monoazo dyes prepared by diazotising and coupling from coupling components containing both hydroxyl and amino directing groups
- C09B29/28—Amino naphthols
- C09B29/30—Amino naphtholsulfonic acid
Definitions
- the invention relates to new dyes, a process for their preparation and their use for dyeing and printing cellulosic materials, natural or synthetic polyamides and leather.
- the dyes according to the invention correspond to general formula I.
- R 1 and R 2 independently of one another represent hydrogen or any radical, in particular independently of one another hydrogen, chlorine, nitro, -C 4 -alkyl, such as methyl, ethyl, n-propyl, i-propyl, n-butyl, i-butyl , tert-butyl, C
- C 4 alkoxy such as. Methoxy, ethoxy, n-propyloxy, i-propyloxy, carboxy, sulfamoyl, mono- or dialkylsulfamoyl, in particular mono- or di-C 4 -C 4 -alkylsulfanyl, such as methyl, ethyl, dimethyl or diethylsulfamoyl, optionally substituted alkylsulfonyl, in particular C1-C4- alkylsulfonyl such as methyl, ethylsulfonyl or hydroxyethylsulfonyl or
- Is SO 3 M preferably hydrogen or sulfamoyl
- R represents hydrogen, hydroxy, carboxy or SO 3 M, R represents hydrogen or SO 3 M,
- k and m are independently 0 or 1
- M represents hydrogen, alkali metal, such as sodium, potassium or lithium, or optionally substituted ammonium.
- ammonium salts are those in which 1 to 4 hydrogen atoms are replaced by identical or different C1-Cg-alkyl groups or C2-C6-alk radicals substituted by hydroxyl or C 1 -C 3 -alkoxy groups.
- the following are preferred alkanol and alkyl ammonium salts:
- the dyes according to the invention serve in particular as dyes in inkjet inks; to be highlighted is their excellent lightfastness.
- Particularly preferred dyes according to the invention are those of the general formula (I) which correspond to the formulas (Ia) or (Ib)
- R 3 represents hydrogen or hydroxy
- R 1 and R 2 are independently hydrogen or sulfamoyl.
- the present invention further provides a process for preparing the dyes of the formula (I), which is gekennzeiclmet characterized in that a ⁇ amino compound of the formula (II) wherein
- R ' is hydrogen, methoxy or hydroxy
- R 2 , R 3 , R 4 , M and m have the meaning given above,
- Formula II are, for example: 2-aminophenol, 2-aminophenol-4-sulfonic acid, 2-aminophenol-6-sulfonic acid, 2-amino-4-methylphenol, 3-amino-4-hydroxybenzoic acid, 3-amino-4-hydroxybenzoic acid , 3-amino-2-hydroxybenzoic acid, 4-amino-3-hydroxybenzoic acid, 2-aminophenol-4-sulfonic acid amide, 2-aninophenol-5-sul- fonic acid, 2-aminophenol-5-sulfonic acid amide, aniline, sulfanilic acid, metanilic acid, o-anisidine, 2-methoxyaniline-4-sulfonic acid, 2-methoxyaniline-5-sulfonic acid, 2-amino-4-chlorophenol, 2-amino-4- nitrophenol, 2-amino-5-nitro-phenol.
- the coupling components of the formula III can be obtained, for example, by the Bucher reaction of the corresponding naphthols or naphthylamines with 2-aminophenols of the general formula (IV)
- the conditions of the Bucherer reaction are known per se, for example described in GB-A-230 457 and CS 155758; it is preferably done in water at a Temperature from 80 ° C to 130 ° C, particularly preferably at 100 to 130 ° C, in the presence of sodium bisulfite.
- Starting compounds for the Bucherer reaction are e.g. l-hydroxy-7-amino-naphthalene-3-sulfonic acid, l, 7-dihydroxynaphthalene-3-sulfonic acid, 2-amino-naphthalene-6-sulfonic acid, 2-aminonaphthalene-5-sulfonic acid, 2-hydroxynaphthalene-6- sulfonic acid, 2-hydroxynaphthalene-5-sulfonic acid, 1, 6-dihydroxynaphthalene-3-sulfonic acid, 2-hydroxynaphthalene-7-sulfonic acid, 2-aminonaphthalene-7-sulfonic acid, 1-hydroxy-6-aminonaphthalene-3 - sulfonic acid, 2-aminonaphthalene-5, 7-disulfonic acid, 2-hydroxynaphthalene-5, 7-disulfonic acid
- the process for the preparation of the coupling component of the formula ILT is characterized in that a compound of the formula (V)
- R 6 denotes hydroxy or amino
- aqueous sodium bisulfite solution preferably 30 to 40% by weight, in particular 35 to 39% by weight and aqueous sodium hydroxide solution, preferably 20 to 50% by weight 5, in particular 33 to 50% by weight, at a pH Value of 5 to 7, preferably from 5.2 to 6.5 implemented.
- reaction mixture is heated to reflux, if appropriate after adding sodium chloride. After cooling to room temperature, the product of the formula (III) is isolated.
- the components of the formula (II) are preferably diazotized in an aqueous medium at temperatures from -5 ° C. to + 20 ° C. and at pH values from 0 to 2.
- the coupling is preferably also carried out in an aqueous medium at temperatures from 0 ° C. up to + 30 ° C and at pH values from 0 to 4.
- the coupling product can be precipitated by adding sodium chloride, but it can also be without
- the azo compound of formula (VI) preferably serves as an intermediate in the preparation of compounds of formula (I).
- the invention further relates to a process for the preparation of compounds of the formula VI, which is characterized in that an amino compound of the formula II is diazotized and reacted with a coupling component of the formula III.
- the compounds of the formula VI according to the invention are then preferably treated with a copper, cobalt or chromium-donating agent, if appropriate in the presence of an oxidizing agent or if appropriate in the presence of a demethylating agent.
- This reaction with copper, cobalt or chromium releasing agents is carried out analogously to the known methods of synthesizing metal complexes.
- Azo compounds of the formula VI are preferably treated with the metal-donating agents in an aqueous medium at a temperature of 0 to 130 ° C., if appropriate with reflux cooling or in a closed vessel under pressure.
- metal complex formation is carried out as oxidative coppering, ie if the formula radical R 5 in the compounds of the formula VI is a hydrogen atom, a customary oxidizing agent is preferably added.
- the metal-releasing agents used in the metal complex formation process according to the invention are, for example, salts of copper, cobalt and chromium, which are capable of transferring said metal in the form of a cation to the hydroxyl groups capable of complex formation in the compounds of the formula (I), which may have formed in the oxidative or dealkylating metallization, such as copper sulfate, copper carbonate, cobalt sulfate, cobalt acetate, cobalt (II) hydroxide and chromium sulfate;
- Such compounds suitable as metal complexing agents are also organic hydroxycarboxylic acids or dicarboxylic acids which contain the metal bound in a complex manner, for example complex chromium or cobalt compounds of aliphatic hydroxycarboxylic acids or aliphatic dicarboxylic acids, in particular alkanes of 2 to 6 carbon atoms, or chromium complex compounds of aromatic o-hydroxy carboxylic acids, for example the chromium or
- the azo compounds of the general formula I according to the invention can be separated and isolated from the aqueous synthesis solutions by generally known methods for water-soluble compounds, for example by precipitation from the reaction medium by means of an electrolyte, such as sodium chloride or potassium chloride, or by evaporation of the reaction solution itself , for example by spray drying. If the latter type of insulation is chosen, it is often advisable to remove any foreign salts present in the solutions by pressure permeation before evaporation.
- Aqueous dye preparations of dyes of the formula I can be obtained by dissolving the dye salts in water, if appropriate after and / or desalting, for example by pressure pneeation and / or by adding one or more of the abovementioned organic solvents, if appropriate at elevated temperatures (30 to 100 ° C., in particular 30 up to 50 ° C) and with the addition of inorganic and organic bases; if necessary, conventional ionic or nonionic additives can also be used, for example those with which the viscosity can be reduced or increased.
- the corresponding free acids can also preferably be used in combination with equimolar or higher amounts of the corresponding organic or inorganic bases.
- Preferred organic bases are alkanolamines and quaternary ammonium compounds such as 2-aminoethanol, diethanolamine, triethanolamine, N-methyldiethanolamine, tetramethylammonium hydroxide, tetraethylammonium hydroxide.
- Preferred organic solvents are alcohols and their ethers or
- Esters, carboxamides, ureas, sulfoxides and sulfones especially those with molecular weights ⁇ 200 g / mol.
- Particularly suitable solvents are, for example: methanol, ethanol, propanol; Ethylene, propylene, diethylene, thio-diethylene and dipropylene glycol; butanediol; ß-hydroxypropionitrile, pentamethylene glycol, ethylene glycol monoethyl and propyl ether, ethylenediglykohnonoethyl ether,
- the dyes of the formula (I) according to the invention are particularly suitable for the production of printing inks, which can in particular also be used as recording liquids by the inkjet method.
- Another object of the invention are therefore printing inks, i.e. aqueous dye preparations containing at least one dye (I) and their use as a recording liquid for ink jet recording systems, in particular for producing blue or black prints.
- the ink jet method of the method according to the invention is understood to mean an ink jet recording method in which the ink drops are sprayed onto a substrate.
- the fine ink droplets can be produced by different methods. They are preferably produced by the generally known thermal jet, bubble jet, piezo jet or valve ink jet method.
- the use of the dyestuffs according to the invention in the form of their aqueous preparations as recording liquid for ink-jet recording systems has the following advantages:
- the physical properties, such as viscosity, surface tension and the like, are in the appropriate ranges;
- the recording liquid does not cause clogging in fine discharge openings of ink jet recorders; it provides high density images; during storage there is no change in physical properties and the deposition of solid components in the recording liquid;
- the recording liquid is suitable for recording on various recording media without restrictions on the type of recording media; finally, the recording liquid fixes quickly and results in images with excellent water resistance, light fastness, abrasion resistance and resolution.
- the aqueous dye preparations generally contain about 0.5 to 20% by weight of one or more dyes of the film (I) and 80 to 99.5% by weight of water and / or solvent and, if appropriate, other customary constituents.
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
- Ink Jet (AREA)
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10206564A DE10206564A1 (de) | 2002-02-18 | 2002-02-18 | Inkjet-Farbstoffe |
DE10206564 | 2002-02-18 | ||
PCT/EP2003/001142 WO2003068864A1 (de) | 2002-02-18 | 2003-02-05 | Inkjet-farbstoffe |
Publications (1)
Publication Number | Publication Date |
---|---|
EP1478697A1 true EP1478697A1 (de) | 2004-11-24 |
Family
ID=27674698
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03706433A Withdrawn EP1478697A1 (de) | 2002-02-18 | 2003-02-05 | Inkjet-farbstoffe |
Country Status (8)
Country | Link |
---|---|
US (1) | US20030177944A1 (de) |
EP (1) | EP1478697A1 (de) |
JP (1) | JP2005517758A (de) |
KR (1) | KR20040103938A (de) |
CN (1) | CN1633474A (de) |
AU (1) | AU2003208797A1 (de) |
DE (1) | DE10206564A1 (de) |
WO (1) | WO2003068864A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114213597B (zh) * | 2021-12-09 | 2023-08-29 | 科之杰新材料集团有限公司 | 一种具有高减水率的缓释型聚羧酸减水剂及其制备方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1101659B (de) * | 1958-08-07 | 1961-03-09 | Bayer Ag | Verfahren zur Herstellung von metallhaltigen Monoazofarbstoffen |
DE1119297B (de) * | 1959-09-29 | 1961-12-14 | Bayer Ag | Verfahren zur Herstellung von o-Aminophenolen |
US3511827A (en) * | 1968-04-04 | 1970-05-12 | Crompton & Knowles Corp | Metallized monoazo dye for nylon |
GB1436864A (en) * | 1973-09-22 | 1976-05-26 | Ciba Geigy Ag | Pigment azo complexes |
US4152324A (en) * | 1973-09-22 | 1979-05-01 | Ciba-Geigy Corporation | Pigment copper complex of carboxyphenylazon-phenyl-β-naphthyzamine |
GB1434563A (en) * | 1973-09-22 | 1976-05-05 | Ciba Geigy Ag | Pigment azo complexes |
US4125368A (en) * | 1974-05-31 | 1978-11-14 | Toms River Chemical Corp. | Metallized monoazo dyes |
AR207988A1 (es) * | 1974-07-16 | 1976-11-22 | Ciba Geigy Ag | Complejos de cobre niquel cromo y cobalto de colorantes azoicos y azometinicos y procedimiento para su obtencion |
US4077953A (en) * | 1974-09-20 | 1978-03-07 | Ciba-Geigy Corporation | Tri-dentate metal complex azo pigments |
ES2185549T3 (es) * | 1999-09-27 | 2003-05-01 | Ciba Sc Holding Ag | Tintas de color rojo carmesi (magenta) que contienen colorantes azoicos de complejo de cobre basados en acidos 1-naftol-di- o -trisulfonicos. |
DE10051018A1 (de) * | 2000-10-14 | 2002-04-18 | Dystar Textilfarben Gmbh & Co. | Metallkomplexfarbstoffe auf Basis gebucherter Naphthole |
DE10125274A1 (de) * | 2001-05-23 | 2002-11-28 | Clariant Gmbh | Farbmittelkombination |
US6808555B2 (en) * | 2002-01-30 | 2004-10-26 | Hewlett-Packard Development Company, L.P. | Lightfade-stable ink formulations based on blends of rhodamines and metal-containing dyes |
-
2002
- 2002-02-18 DE DE10206564A patent/DE10206564A1/de not_active Ceased
-
2003
- 2003-02-05 WO PCT/EP2003/001142 patent/WO2003068864A1/de active Application Filing
- 2003-02-05 EP EP03706433A patent/EP1478697A1/de not_active Withdrawn
- 2003-02-05 KR KR10-2004-7012766A patent/KR20040103938A/ko not_active Application Discontinuation
- 2003-02-05 JP JP2003567981A patent/JP2005517758A/ja active Pending
- 2003-02-05 AU AU2003208797A patent/AU2003208797A1/en not_active Abandoned
- 2003-02-05 CN CNA03804076XA patent/CN1633474A/zh active Pending
- 2003-02-13 US US10/366,038 patent/US20030177944A1/en not_active Abandoned
Non-Patent Citations (1)
Title |
---|
See references of WO03068864A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN1633474A (zh) | 2005-06-29 |
JP2005517758A (ja) | 2005-06-16 |
DE10206564A1 (de) | 2003-09-04 |
AU2003208797A1 (en) | 2003-09-04 |
WO2003068864A1 (de) | 2003-08-21 |
KR20040103938A (ko) | 2004-12-09 |
US20030177944A1 (en) | 2003-09-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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17P | Request for examination filed |
Effective date: 20040920 |
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AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT SE SI SK TR |
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AX | Request for extension of the european patent |
Extension state: AL LT LV MK RO |
|
RBV | Designated contracting states (corrected) |
Designated state(s): CH DE GB IT LI TR |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: DYSTAR TEXTILFARBEN GMBH & CO. DEUTSCHLAND KG |
|
17Q | First examination report despatched |
Effective date: 20081120 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20090331 |