EP1758974A1 - Mischungen von ammoniumnitril-bleichaktivatoren und aminosäuren - Google Patents
Mischungen von ammoniumnitril-bleichaktivatoren und aminosäurenInfo
- Publication number
- EP1758974A1 EP1758974A1 EP05749160A EP05749160A EP1758974A1 EP 1758974 A1 EP1758974 A1 EP 1758974A1 EP 05749160 A EP05749160 A EP 05749160A EP 05749160 A EP05749160 A EP 05749160A EP 1758974 A1 EP1758974 A1 EP 1758974A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- alkyl
- carbon atoms
- ammonium
- hydrogen
- bleach activator
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/39—Organic or inorganic per-compounds
- C11D3/3902—Organic or inorganic per-compounds combined with specific additives
- C11D3/3905—Bleach activators or bleach catalysts
- C11D3/3907—Organic compounds
- C11D3/3917—Nitrogen-containing compounds
- C11D3/3925—Nitriles; Isocyanates or quarternary ammonium nitriles
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/26—Organic compounds containing nitrogen
- C11D3/33—Amino carboxylic acids
Definitions
- the present invention relates to mixtures of ammonium nitrile
- Inorganic peroxygen compounds especially hydrogen peroxide and solid peroxygen compounds, which are released in water with the release of
- the oxidation effect of the inorganic peroxygen compounds can be improved by adding so-called bleach activators.
- numerous proposals have been drawn up for this, especially from the substance classes of the N- or O-acyl compounds, for example multiply acylated alkylenediamines, in particular tetraacetylglycoluril, N-acylated hydantoins, hydrazides, triazoles, hydrotriazines, urazoles, carboxylic esters, in particular sodium nonanoyloxy benzenesulfonate (NOBS), sodium isononanoyloxy-benzenesulfonate (ISONOBS) and acylated
- bleach activators that work at low temperatures are ammonium nitriles ("nitrile quats").
- nitrile quats ammonium nitriles
- Compounds of this type and their use as bleach activators in bleaching agents are described in EP-A-0 303 520, EP-A-0 464 880, EP-A-0 458 396, EP-A-0 897 974 and EP-A-0 790 244.
- ammonium nitriles not only bleach stains such as tea or red wine stains in the presence of peroxygen compounds, but can also interact with textile dyes, the fibers being damaged and textile dyes being bleached. This damage can sometimes only occur after repeated bleaching. In order to ensure the longevity of the textile goods, such unwanted side reactions (dye and / or fiber damage) must be suppressed or at least minimized.
- Bleach stabilizers used. This application also mentions complexing agents such as EDTA and phosphonates for this purpose.
- No. 5,622,646 recommends the use of antioxidants such as BHT, BHA, TBHO, propyl gallate, ascorbic acid or mixtures thereof in order to reduce dye and fiber damage caused by bleaching systems, in particular metal complexes.
- antioxidants such as BHT, BHA, TBHO, propyl gallate, ascorbic acid or mixtures thereof
- the additives mentioned in the literature do not have any noteworthy effect on certain dyes. This applies in particular to metal-containing dyes with cyclic or acyclic, nitrogen-containing ligands.
- the present invention aims to reduce dye and fiber damage caused by ammonium nitrile bleach activators.
- the invention relates to mixtures of an ammonium nitrile bleach activator and an amino acid which contains at least two nitrogen atoms.
- ammonium nitriles are compounds of the formula (1)
- R 1 , R 2 , R 3 are the same or different, and are linear or branched C 1 -C 2 alkyl groups, C 2 -C 24 alkenyl groups or C 1 -C 4 alkoxy-C 1 -C 4 alkyl groups or benzyl or wherein R 1 and R 2 together with the nitrogen atom to which they are attached form a ring with 4 to 6 C atoms, which with C 1 -C 5 alkyl, C 1 -C 4 alkoxy, d- to C 5 Alkanoyl, phenyl, amino, ammonium, cyano, cyanamino, chlorine or bromine may be substituted and in addition to the nitrogen atom instead of carbon atoms in the ring may contain one or two oxygen atoms, a group NR 6 or a group R 3 -NR 6 , in which R 6 hydrogen, C to C 5 alkyl, C 2 to C 5 alkenyl, C 2 to C 5 alkynyl, Phenyl,
- R 1 , R 2 and R 3 represent a linear or branched alkyl group with 1 to 24 carbon atoms, an alkenyl group with 2 to 24 carbon atoms or benzyl and
- A stands for any charge-balancing ion, for example chloride, bromide, iodide, fluoride, sulfate , Hydrogen sulfate, carbonate, hydrogen carbonate, phosphate, mono- and di-hydrogen phosphate, pyrophosphate, metaphosphate, nitrate, methyl sulfate, phosphonate, methyl phosphonate, methane disulfonate, methyl sulfonate, ethane sulfonate or for an anion of the formulas R 7 SO 3 ⁇ , R 7 SO 4 ⁇ or R 7 COO ⁇ , where R 7 has the meanings given above. Toluene and cumene sulfonate are particularly preferred as anions.
- Ammonium nitriles of the formula (3) are also preferred.
- R 1 and R 3 are CrC 8 alkyl and A are toluenesulfonate or cumalsulfonate.
- the charge-balancing anion can be any, but preferably toluenesulfonate or cumene sulfonate.
- R 1 represents a methyl group
- R 2 and R 3 each represent either a butyl group or a hexyl group (dibutylmethylammonium acetonitrile or
- Dihexylmethylammoniumacetonitril or compounds of formula 2, in which R 1 and R 2 each represent a methyl group and R 3 represents an octyl group (dimethyloctylammonium acetonitrile).
- R 1 , R 2 , R 3 , R 4 stands for a linear or branched alkyl group with 1 to 24 carbon atoms, an alkenyl group with 2 to 24 carbon atoms or for benzyl and A stands for any charge-balancing ion.
- Ammonium nitriles according to formulas 1-4 are characterized by a particularly good bleaching capacity in the presence of a bleaching agent at low temperatures in the range from 10 ° C to 50 ° C.
- Histidine, argenine, lysine and tryptophan are preferred as amino acids; histidine is particularly preferred.
- the amino acids can be in the form of the free acid or as its salts, e.g. can be used as hydrochloride.
- the mixtures according to the invention can contain a single ammonium nitrile or mixtures of different ammonium nitriles. The same applies to the amino acids.
- the use concentrations of the amino acid are 0.1-15% by weight, based on the bleach activator used, but preferably 0.5-5.0% by weight.
- the amino acids can be added in solid or liquid form or as an aqueous solution. In a preferred embodiment, the
- nitrile quat granules includes in DE 197 40 669, DE 197 40 671, WO 2002/012426 or WO 2002/026927.
- the mixtures according to the invention are used in detergents and cleaning agents, in particular in textile washing and in cleaning agents for hard surfaces, in particular for dishes, and in solutions for bleaching colored stains. This takes place in the presence of hydrogen peroxide, compounds releasing hydrogen peroxide or a peroxygen compound.
- Suitable peroxygen compounds are primarily alkali perborate mono- or tetrahydrate and / or alkali percarbonates, with sodium being the preferred alkali metal. But in addition also alkali metal or ammonium peroxosulfates such as potassium peroxymonosulfate can (technically: Caroat® ® or Oxone ®) can be used.
- the concentration of the inorganic oxidizing agents in the overall formulation of the washing and cleaning agents is 5-90%, preferably 10-70%. Additionally or alternatively, organic-based oxidizing agents can also be used.
- peroxycarboxylic acids for example monoperoxyphthalic acid, dodecanediperoxy acid, phthalimidoperoxycarboxylic acids such as PAP and related systems or the amido peracids mentioned in EP-A 170 386.
- bleaching here encompasses both the bleaching of dirt located on the textile surface and the bleaching of dirt located in the wash liquor and detached from the textile surface.
- the detergents and cleaning agents which can be present as granules, powdered or tablet-shaped solids, as other shaped bodies, homogeneous solutions or suspensions, can in principle contain all the known ingredients which are customary in such agents.
- the agents can in particular be builder substances, surface-active surfactants, peroxygen compounds, additional peroxygen activators or organic peracids, water-miscible organic solvents, sequestering agents, enzymes and special additives with a color or fiber-protecting effect.
- Other auxiliaries such as electrolytes, pH regulators, silver corrosion inhibitors, foam regulators as well as colorants and fragrances are possible.
- Suitable organic and inorganic builders are neutral or, in particular, alkaline salts which are able to precipitate calcium ions or bind them in a complex manner. Suitable and in particular ecologically harmless
- Builder substances such as finely crystalline, synthetic water-containing zeolites of the NaA type, which have a calcium binding capacity in the range from 100 to 200 mg CaO / g, find a preferred use.
- zeolite layered silicates and amorphous silicates are also preferably used.
- alkali phosphates which can be in the form of their alkaline, neutral or acidic sodium or potassium salts.
- Examples of this are trisodium phosphate, tetrasodium diphosphate, disodium dihydrogen diphosphate, pentasodium triphosphate, so-called sodium hexametaphosphate, oligomer Trisodium phosphate with degrees of oligomerization of 5 to 1000, in particular 5 to 50, and mixtures of sodium and potassium salts.
- Usable organic builders are, for example, the carboxylic acids preferably used in the form of their sodium salts, such as citric acid, nitriloacetate (NTA) and ethylenediaminetetraacetic acid, provided that such use is not objectionable for ecological reasons, and phosphonic and polyphosphonic acids.
- polymeric carboxylates and their salts can also be used. These include, for example, the salts of homopolymeric or copolymeric polyacrylates, polymethacrylates and in particular copolymers of acrylic acid with maleic acid, preferably those made from 50% to 10% maleic acid, and also polyaspartic acid and also polyvinylpyrrolidone and urethanes.
- the relative molecular weight of the homopolymers is generally between 1000 and 100,000, that of the copolymers between 2000 and 200,000, preferably 50,000 to 120,000, based on the free acid, in particular water-soluble polyacrylates are also suitable, for example with about 1% of a Polyallylethers of the Subrose are cross-linked and have a relative molecular mass above one million. Examples of these are the polymers available under the name Carbopol 940 and 941.
- the detergents and cleaning agents can contain one or more surfactants, in particular anionic surfactants, nonionic surfactants and mixtures thereof, but also cationic, zwitterionic and amphoteric surfactants.
- surfactants are present in detergents according to the invention in proportions of preferably 1 to 50 wt.%, In particular 3 to 30 wt. in particular up to 10% by weight and preferably in the range from 0.5 to 5% by weight.
- Low-foaming compounds are normally used in cleaning agents for use in automatic dishwashing processes.
- Multi-acylated alkylenediamines in particular tetraacetylethylenediamine (TAED), acylated glycolurils, in particular tetraacetylglycoluril (TAGU), acylated triazine derivatives, in particular 1,5-diacetyl-2,4-dioxohexahydro-1,3,5-triazine (DADHT), acylated phenyls, are preferred , in particular nonanoyl or isononanoyloxybenzenesulfonate (NOBS or ISONOBS) or their amido derivatives as described, for example, in EP 170 386, acylated polyhydric alcohols, in particular triacetin, ethylene glycol diacetate and 2,5-diacetoxy-2,5-dihydrofuran as well as acetylated sorbitol and mannitol, and acylated sugar derivatives, especially pentaacetylglu
- the enzymes include proteases, amylases, pullulanases, cellulases, cutinases and / or lipases, for example proteases such as BLAP ® , Optimase ® , Opticiean ® , Maxacal ® , Maxapem ® , Durazym ® , Purafect ® OxP, Esperase ® and / or Savinase ® , Amylases such as Termamy ® , Amylase-LT, Maxamyl ® , Duramyl ® , Purafectel OxAm, cellulases such as Celluzyme ® , Carezyme ® , K-AC ® and / or the cellulases known from international patent applications WO 96/34108 and WO 96/34092 and / or lipases such as Lipolase ® , Lipomax ® , Lumafast ® and / or Lipozym ® .
- the enzymes used can be adsorbed on carriers and / or embedded in coating substances in order to protect them against premature inactivation. They are contained in washing and cleaning agents according to the invention, preferably in amounts of up to 10% by weight, in particular from 0.05 to 5% by weight, enzymes stabilized against oxidative degradation being particularly preferably used.
- the washing and cleaning agents or bleaching agents are preferably in the form of powdery, granular or tablet-like preparations which are in themselves in a known manner, for example by mixing, granulating, roller compacting and / or by spray drying the thermally resilient components and admixing the more sensitive components, which in particular include enzymes, bleaching agents and the bleaching catalyst.
- Agents according to the invention in the form of aqueous or other conventional solvent-containing solutions are particularly advantageously produced by simply mixing the ingredients, which can be added in bulk or as a solution to an automatic mixer.
- a method known from EP 0 486 592 and having an extrusion step is preferred for the production of particulate agents with increased bulk density, in particular in the range from 650 g / l to 950 g / l.
- Another preferred production using a granulation process is described in EP 0 642 576.
- Agents according to the invention in the form of non-dusting, storage-stable, free-flowing powders and / or granules with high bulk densities in the range from 800 to 1000 g / l can also be carried out by, in a first process step, the builder components with at least a proportion of liquid mixture components mixed with increasing the bulk density of this premix and subsequently - if desired after an intermediate drying - the further components of the agent, including the bleaching catalyst, combined with the premix obtained in this way.
- the procedure is preferably such that all of the constituents are mixed with one another in a mixer and the mixture by means of conventional tablet presses, for example eccentric presses or rotary presses, with pressures in the range from 200 • 10 5 Pa to 1500 • 10 5 Pa pressed.
- a tablet produced in this way has a weight of 1 -5 g to 40 g, in particular 20 g to 30 g, with a diameter from 3-5 mm to 40 mm.
- the washing time was 30 min, water hardness 18 ° dH.
- Reeducation Blau 235 on cotton was used as the bleach test fabric.
- a wash liquor was prepared from 10 g / L of a bleach-free basic detergent (WMP, WFK, Krefeld), 12 g / l sodium percarbonate (from Degussa) and 1.75 g / L trimethylammonium acetonitrile tosylate and the bleach test fabric 5 times at 40 ° C washed. The color damage was then determined as the difference in remission to the unwashed staining with an Elrepho device.
- WMP bleach-free basic detergent
- WFK WFK
- Krefeld 12 g / l sodium percarbonate
- 1.75 g / L trimethylammonium acetonitrile tosylate was then determined as the difference in remission to the unwashed staining with an Elrepho device.
- Example 1 Comparative experiment 1 was repeated, but different amounts of the amino acid histidine were now added per wash. After the 5th
- Comparative example 1 was repeated, but Reoxid Violett 5 on cotton served as the test fabric. After the 5th wash, the remission difference was 48.6 remission units, the dye was clearly damaged.
- the bleaching results show that the addition of the amino acid histidine according to the invention to the bleaching process significantly suppresses the color damage to this dye.
- Comparative example 1 was repeated, but instead of 1.75 g / l
- the bleaching results show that the addition of the amino acid histidine according to the invention to the bleaching process significantly suppresses the color damage to this dye.
- concentrations of 0.5% amino acid the color damage is reduced by approx. 20%, with additions of 3% by more than 75%.
- Cogranulate consisting of nitrile quat and histidine.
- Example 1 in DE 19740671 10 kg of a mixture of 90% by weight trimethylammonium acetonitrile tosylate, 2% by weight histidine and 8% by weight bentonite are mixed in a Lödige mixer at a speed of 70 rpm for 10 minutes. long mixed intensely. This mixture is then pressed on a roller compactor (Bepex) with a pressing force of 50-60 kN and then ground and sieved in two stages.
- Bepex roller compactor
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Detergent Compositions (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102004028494A DE102004028494A1 (de) | 2004-06-11 | 2004-06-11 | Mischungen von Ammoniumnitril-Bleichaktivatoren und Aminosäuren |
| PCT/EP2005/006134 WO2005121295A1 (de) | 2004-06-11 | 2005-06-08 | Mischungen von ammoniumnitril-bleichaktivatoren und aminosäuren |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP1758974A1 true EP1758974A1 (de) | 2007-03-07 |
| EP1758974B1 EP1758974B1 (de) | 2008-01-09 |
Family
ID=34969719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP05749160A Expired - Lifetime EP1758974B1 (de) | 2004-06-11 | 2005-06-08 | Mischungen von ammoniumnitril-bleichaktivatoren und aminosäuren |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20080064620A1 (de) |
| EP (1) | EP1758974B1 (de) |
| JP (1) | JP2008501834A (de) |
| DE (2) | DE102004028494A1 (de) |
| ES (1) | ES2299037T3 (de) |
| WO (1) | WO2005121295A1 (de) |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4146495A (en) * | 1977-08-22 | 1979-03-27 | Monsanto Company | Detergent compositions comprising polyacetal carboxylates |
| US4144226A (en) * | 1977-08-22 | 1979-03-13 | Monsanto Company | Polymeric acetal carboxylates |
| US4634551A (en) * | 1985-06-03 | 1987-01-06 | Procter & Gamble Company | Bleaching compounds and compositions comprising fatty peroxyacids salts thereof and precursors therefor having amide moieties in the fatty chain |
| US4915863A (en) * | 1987-08-14 | 1990-04-10 | Kao Corporation | Bleaching composition |
| DE59006160D1 (de) * | 1989-08-09 | 1994-07-21 | Henkel Kgaa | Herstellung verdichteter granulate für waschmittel. |
| JP2802448B2 (ja) * | 1989-09-14 | 1998-09-24 | ライオン株式会社 | 漂白性組成物 |
| GB9011618D0 (en) * | 1990-05-24 | 1990-07-11 | Unilever Plc | Bleaching composition |
| GB9012001D0 (en) * | 1990-05-30 | 1990-07-18 | Unilever Plc | Bleaching composition |
| DE4216774A1 (de) * | 1992-05-21 | 1993-11-25 | Henkel Kgaa | Verfahren zur kontinuierlichen Herstellung eines granularen Wasch und/oder Reinigungsmittels |
| US5898025A (en) * | 1992-09-25 | 1999-04-27 | Henkel Kommanditgesellschaft Auf Aktien | Mildly alkaline dishwashing detergents |
| EP0754218B1 (de) * | 1994-04-07 | 1998-09-02 | The Procter & Gamble Company | Bleichmittel enthaltend metall haltige bleichkatalysatoren und antioxidantien |
| US5856165A (en) * | 1995-04-28 | 1999-01-05 | Genencor International | Alkaline cellulase and method of producing same |
| US5888419A (en) * | 1995-06-07 | 1999-03-30 | The Clorox Company | Granular N-alkyl ammonium acetontrile compositions |
| US5739327A (en) * | 1995-06-07 | 1998-04-14 | The Clorox Company | N-alkyl ammonium acetonitrile bleach activators |
| DE19740671A1 (de) * | 1997-09-16 | 1999-03-18 | Clariant Gmbh | Bleichaktivator-Granulate |
| DE10038832A1 (de) * | 2000-08-04 | 2002-03-28 | Henkel Kgaa | Umhüllte Bleichaktivatoren |
| DE10038180A1 (de) * | 2000-08-04 | 2002-02-14 | Reckitt Benckiser Nv | Verwendung eines neuartigen Bleichaktivator-Compounds in Geschirrspülmittelzusammensetzungen |
| DE10038086A1 (de) * | 2000-08-04 | 2002-02-14 | Clariant Gmbh | Verfahren zur Herstellung von hydrolysestabilen Ammoniumnitrilen |
| US20030166484A1 (en) * | 2000-09-28 | 2003-09-04 | Kingma Arend Jouke | Coated, granular n-alkylammonium acetonitrile salts and use thereof as bleach activators |
| DE10161766A1 (de) * | 2001-12-15 | 2003-06-26 | Clariant Gmbh | Bleichaktivator-Co-Granulate |
| DE10211389A1 (de) * | 2002-03-15 | 2003-09-25 | Clariant Gmbh | Ammoniumnitrile und deren Verwendung als hydrophobe Bleichaktivatoren |
| WO2003101940A2 (de) * | 2002-05-31 | 2003-12-11 | Henkel Kommanditgesellschaft Auf Aktien | Desodorierung von kationischen ammoniumacetonitrilderivaten |
| DE10243819A1 (de) * | 2002-09-20 | 2004-04-01 | Henkel Kgaa | MGSM mit speziell konfektionierten Bleichaktivatoren II |
-
2004
- 2004-06-11 DE DE102004028494A patent/DE102004028494A1/de not_active Withdrawn
-
2005
- 2005-06-08 EP EP05749160A patent/EP1758974B1/de not_active Expired - Lifetime
- 2005-06-08 WO PCT/EP2005/006134 patent/WO2005121295A1/de not_active Ceased
- 2005-06-08 ES ES05749160T patent/ES2299037T3/es not_active Expired - Lifetime
- 2005-06-08 DE DE502005002510T patent/DE502005002510D1/de not_active Expired - Fee Related
- 2005-06-08 JP JP2007526281A patent/JP2008501834A/ja not_active Withdrawn
- 2005-06-08 US US11/629,325 patent/US20080064620A1/en not_active Abandoned
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2005121295A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE502005002510D1 (de) | 2008-02-21 |
| JP2008501834A (ja) | 2008-01-24 |
| WO2005121295A1 (de) | 2005-12-22 |
| ES2299037T3 (es) | 2008-05-16 |
| WO2005121295A8 (de) | 2008-04-17 |
| EP1758974B1 (de) | 2008-01-09 |
| DE102004028494A1 (de) | 2005-12-29 |
| US20080064620A1 (en) | 2008-03-13 |
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