EP0850292B1 - Produit detergent inhibant le transfert de couleurs - Google Patents

Produit detergent inhibant le transfert de couleurs Download PDF

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Publication number
EP0850292B1
EP0850292B1 EP96924815A EP96924815A EP0850292B1 EP 0850292 B1 EP0850292 B1 EP 0850292B1 EP 96924815 A EP96924815 A EP 96924815A EP 96924815 A EP96924815 A EP 96924815A EP 0850292 B1 EP0850292 B1 EP 0850292B1
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EP
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Prior art keywords
weight
detergent
laundry
active oxygen
polyvinyl pyrrolidone
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EP96924815A
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German (de)
English (en)
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EP0850292B2 (fr
EP0850292A1 (fr
Inventor
Peter Sandkühler
Winfried Pochandke
Eduard Smulders
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Henkel AG and Co KGaA
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Henkel AG and Co KGaA
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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
    • C11D3/0005—Other compounding ingredients characterised by their effect
    • C11D3/0021—Dye-stain or dye-transfer inhibiting compositions
    • 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
    • C11D3/37—Polymers
    • C11D3/3746—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C11D3/3769—(Co)polymerised monomers containing nitrogen, e.g. carbonamides, nitriles or amines
    • C11D3/3776—Heterocyclic compounds, e.g. lactam
    • 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
    • C11D3/3942—Inorganic per-compounds

Definitions

  • the invention relates to a detergent for use in washing processes for Colored laundry, the color transfer inhibitor and bleach as well Contains bleach activator, a process for washing colored Laundry, a method of preventing color changes and inhibiting the color transfer and the use of the detergents mentioned in such procedures.
  • Color detergents are usually free from bleaching agents to avoid the oxidative damage to the textile dyes. In particular after multiple washes there is otherwise a risk that the conservation the color of the colored laundry is impaired if it is to oxidize the Dye comes on the surface of the textiles.
  • the Use of bleaching systems i.e. combinations of active oxygen compounds with peroxocarboxylic acid under perhydrolysis conditions releasing bleach activators, extremely desirable in detergents because due to the bleaching effect on laundry dirt, the cleaning performance of the Detergent is increased and the bleaching agents also inhibit graying, can have a germicidal and odor-suppressing effect, so that through their Use also increases hygiene when washing.
  • Color laundry detergents usually contain active substances to inhibit color transfer, discoloration of laundry items, i.e. transfer of dyes that have been removed from the colored laundry and get into the wash liquor to prevent different colored textiles.
  • Such dye transfer inhibitors are believed to be the dyes Complex stabilizing and keep in the wash liquor.
  • To the particularly Effective color transfer inhibitors are known to belong to polyvinylpyrrolidone.
  • European patent application EP 0 508 034 A1 discloses granular detergents which Surfactant, builder, polyvinylpyrrolidone with molecular weights from 5000 to 22000 and up contain 15% by weight of inorganic filler salt and in the wash solution to polyvinylpyrrolidone concentrations lead from 5 mg / l to 500 mg / l, whereby they also contain peroxygen Can contain bleach and bleach activator.
  • the unpublished European Patent application EP 0 717 103 A2 relates to detergents containing 5% by weight to 90% by weight anionic and / or nonionic surfactant, 5% by weight to 70% by weight builder, 0.1% by weight up to 30% by weight of peroxygen compound and 0.005% by weight to 2% by weight of one contain manganese-containing complex, the agents additionally polyvinylpyrrolidone in Have amounts of 0.05 wt .-% to 5 wt .-%.
  • German patent application DE 43 12 648 discloses a detergent with discoloration-inhibiting properties more than 8% by weight of nonionic surfactant, 10% by weight to 80% by weight of builder and 0.1% by weight to 5% by weight of polyvinylpyrrolidone and up to 10% by weight of peroxo bleach contains.
  • Such an agent can also contain bleach activators.
  • the invention relates to a color transfer inhibiting detergent containing Surfactant, polyvinyl pyrrolidone, bleach based on active oxygen and under perhydrolysis conditions Peroxocarboxylic acid-releasing bleach activator, which is characterized in that is that it contains nonionic surfactant only in amounts up to 8 wt .-% and that Weight ratio of bleach activator to polyvinylpyrrolidone below 5, preferably below 4 and is particularly in the range of 0.5 to 3.5.
  • Another object of the invention is a method for washing colored laundry, alone or in combination with white laundry, in an aqueous, surfactant-containing liquor Use of such an agent or its individual components, which thereby is characterized in that the Wash liquor at least temporarily a concentration of polyvinylpyrrolidone in the range from 0.01 g / l to 1 g / l, in particular from 0.05 g / l to 0.2 g / l, and a concentration of active oxygen in the range of 0.01 g / l to 0.2 g / l, in particular from 0.03 g / l to 0.15 g / l.
  • a modification of such a method consists in a method to prevent color changes and to inhibit color transfer on white or other colored laundry when washing colored laundry, alone or in combination with white laundry, in aqueous, surfactant-containing Fleet, which is characterized in that the washing liquor at least at times a concentration of polyvinylpyrrolidone in the range from 0.01 g / l to 1 g / l, in particular from 0.05 g / l to 0.2 g / l, and a Concentration of active oxygen in the range from 0.01 g / l to 0.2 g / l, in particular from 0.03 g / l to 0.15 g / l.
  • the concentrations of polyvinylpyrrolidone are preferred in these processes and active oxygen in the wash liquor over a period of Maintain 5 minutes to 90 minutes, especially 10 minutes to 70 minutes.
  • the effect of active oxygen can be caused by in-situ formation of peroxocarboxylic acid in the wash liquor from bleach Active oxygen base and bleach activator are reinforced.
  • the processes mentioned are carried out so that the washing liquor is a Temperature of up to 60 ° C, especially in the range of 30 ° C to 60 ° C having.
  • the use of agents according to the invention is preferred in such Process, but the components can also be used individually in the preferably in a household washing machine existing fleet can be dosed.
  • Color transfer inhibiting polyvinylpyrrolidone is in the invention
  • Means that are liquid, pasty or solid, including non-final Enumeration of both powdered and compacted, extruded and tableted agents should be understood, preferably in amounts from 0.1% by weight to 5% by weight, in particular 0.4% by weight to 2.5 wt .-% included. It preferably has a molecular weight in the range of 5,000 to 4,000,000, especially in the range of 10,000 to 100,000.
  • Patent application EP 262 897 known polyvinylpyrrolidones with molecular weights from 15,000 to 50,000 as well as that from the international patent application WO 95/06098 known polyvinylpyrrolidones with molecular weights above 1,000,000, in particular from 1,500,000 to 4,000,000.
  • Active oxygen-based bleaching agents are in the agent according to the invention preferably in amounts of 5% by weight to 25% by weight, in particular 6% by weight contain up to 15 wt .-%.
  • Bleaches that may be considered include the peroxygen compounds generally used in detergents such as hydrogen peroxide and perborate, which as a tetra or monohydrate Percarbonate, perpyrophosphate and persilicate, which can be present as alkali salts, usually present as sodium salts.
  • peroxocarboxylic acid-releasing bleach activator is in the agents according to the invention preferably in amounts of 0.5% by weight to 10% by weight, contain in particular 1 wt .-% to 7 wt .-%.
  • bleach activators include Usually used N- or O-acyl compounds, for example multiple acylated Alkylenediamines, especially tetraacetylethylenediamine, acylated glycolurils, in particular Tetraacetylglycoluril, N-acylated hydantoins, such as those from the German Patent applications DE 14 67 582 or DE 43 38 920 are known, hydrazides, triazoles, Urazoles, diketopiperazines, sulfurylamides, cyanurates and lactams, such as those for example known from the international patent application WO 95/00626 N-acyl-valerolactams or which, for example, from international patent applications WO 94/27970, WO
  • the bleach activator from the below Perhydrolysis conditions linear or branched chain aliphatic, cycloaliphatic or aromatic peroxocarboxylic acid with 2 to 12 carbon atoms and compounds their mixtures selected.
  • the bleach activators can avoid the interaction with the per compounds during storage in a known manner coated with coating substances or have been granulated, with the help of carboxymethyl cellulose granulated tetraacetylethylenediamine with average grain sizes from 0.01 mm to 0.8 mm, such as that described in European patent EP 037 026 Process can be prepared and / or granulated 1,5-diacetyl-2,4-dioxohexahydro-1,3,5-triazine, as it is according to the method described in German patent specification DD 255 884 can be produced, is particularly preferred.
  • ingredients of the means one is not limited, however, since it is in the agents according to the invention for those for use in washing processes for Colored laundry is, they are preferably free of optical brighteners.
  • Surfactants in particular anionic and / or nonionic surfactants, can if desired, in the agents according to the invention, preferably in amounts from a total of 8% by weight to 30% by weight, in particular 12% by weight to 24 wt .-%, be included, care must be taken that the amount of non-ionic surfactant said upper limit of 8 wt .-%, based on the total mean, does not exceed.
  • the nonionic surfactants in question include the alkoxylates, in particular the ethoxylates and / or propoxylates of saturated or mono- to polyunsaturated linear or branched chain alcohols having 10 to 22 carbon atoms, preferably 12 to 18 carbon atoms.
  • the degree of alkoxylation of the alcohols is generally between 1 and 20, preferably between 3 and 14 and in particular between 6 and 10. They can be prepared in a known manner by reacting the corresponding alcohols with the corresponding alkylene oxides.
  • the derivatives of fatty alcohols are particularly suitable, although their branched chain isomers, in particular so-called oxo alcohols, can also be used to prepare alkoxylates which can be used.
  • the alkoxylates in particular the ethoxylates, of primary alcohols with linear, in particular dodecyl, tetradecyl, hexadecyl or octadecyl radicals, and mixtures thereof, can be used.
  • Corresponding alkoxylation products of alkylamines, vicinal diols and carboxamides which correspond to the alcohols mentioned with regard to the alkyl part can also be used.
  • there are the ethylene oxide and / or propylene oxide insertion products of fatty acid alkyl esters as can be prepared in accordance with the process specified in international patent application WO 90/13533, and fatty acid polyhydroxyamides, as in accordance with the processes of US Pat.
  • Non-ionic surfactants of the so-called alkyl polyglycoside type which are suitable for incorporation into the agents according to the invention are compounds of the general formula (G) n -OR 1 , in which R 1 is an alkyl or alkenyl radical having 8 to 22 C atoms, G is a glycose unit and n is one Number between 1 and 10 mean.
  • the glycoside component (G) n is an oligomer or polymer from naturally occurring aldose or ketose monomers, in particular glucose, mannose, fructose, galactose, talose, gulose, altrose, allose, idose, ribose, arabinose, Xylose and Lyxose belong to.
  • the oligomers consisting of such glycosidically linked monomers are characterized not only by the type of sugar they contain, but also by their number, the so-called degree of oligomerization.
  • the degree of oligomerization n generally takes fractional numerical values as the quantity to be determined analytically; it is between 1 and 10, for the glycosides preferably used below 1.5, in particular between 1.2 and 1.4.
  • the preferred monomer building block is glucose because of its good availability.
  • the alkyl or alkenyl part R 1 of the glycosides preferably also originates from easily accessible derivatives of renewable raw materials, in particular from fatty alcohols, although their branched chain isomers, in particular so-called oxo alcohols, can also be used to produce usable glycosides.
  • the primary alcohols with linear octyl, decyl, dodecyl, tetradecyl, hexadecyl or octadecyl radicals and mixtures thereof are particularly useful.
  • Nonionic surfactant is preferably contained in an agent according to the invention in amounts of 2% by weight to 8% by weight, in particular 3% by weight to 7% by weight.
  • Agents according to the invention can instead or in addition further surfactants, preferably synthetic anionic surfactants of the sulfate or sulfonate type, in amounts of preferably up to 22% by weight, in particular of 7 wt .-% to 18 wt .-%, each based on the total agent.
  • Anionic surfactants are the alkyl and / or alkenyl sulfates with 8 to 22 carbon atoms, which is an alkali, ammonium or alkyl or hydroxyalkyl substituted Carry ammonium ion as a counter cation.
  • alkyl and Alkenyl sulfates can be prepared in a known manner by reacting the corresponding Alcohol component with a conventional sulfating reagent, in particular Sulfur trioxide or chlorosulfonic acid, followed by neutralization with alkali, ammonium or alkyl or hydroxyalkyl substituents Ammonium bases are made.
  • a conventional sulfating reagent in particular Sulfur trioxide or chlorosulfonic acid
  • Such alkyl and / or Alkenyl sulfates are preferably present in amounts in the agents according to the invention from 7% by weight to 18% by weight, in particular from 8% by weight to 15% by weight contain.
  • the sulfate-type surfactants that can be used also include the sulfated ones Alkoxylation products of the alcohols mentioned, so-called ether sulfates.
  • ether sulfates preferably contain 1 to 30, in particular 2 to 10 ethylene glycol groups per molecule.
  • Suitable anionic surfactants from Sulphonate type include those made by reacting fatty acid esters Sulfur trioxide and subsequent neutralization of available ⁇ -sulfoesters, especially those derived from fatty acids with 8 to 22 carbon atoms, preferably 12 to 18 carbon atoms, and linear alcohols with 1 to 6 carbon atoms, preferably 1 to 4 carbon atoms, derivative sulfonation products, and the sulfofatty acids resulting from these by formal saponification.
  • non-ionic surfactant and synthetic anionic surfactant are contained, their weight ratio in the agent according to the invention preferably 1: 8 to 1: 2, in particular 1: 6 to 1: 3.
  • Soaps can be considered as further optional surfactant ingredients, whereby saturated fatty acid soaps, such as the salts of lauric acid, myristic acid, palmitic acid or stearic acid, as well as soaps derived from natural fatty acid mixtures, for example coconut, palm kernel or tallow fatty acids, are suitable.
  • Soap mixtures are particularly preferred which are composed of 50% by weight to 100% by weight of saturated C 12 -C 18 fatty acid soaps and up to 50% by weight of unsaturated soaps, for example oleic acid soap.
  • Soap is preferably present in amounts of up to 5% by weight, in particular from 0.1% by weight to 2% by weight. In particular, however, higher amounts of soap, as a rule up to 15% by weight, can also be contained in liquid agents.
  • ingredient release agents dirt-releasing substances.
  • These include copolyesters, the dicarboxylic acid units, alkylene glycol units and polyalkylene glycol units included and because of their chemical similarity too Polyester fibers especially when washing textiles made from this material are effective, but also the desired for fabrics made of other material Can show effect.
  • Soil-removing copolyesters of the named The type and its use in detergents have been known for a long time. So describes for example the German laid-open specification DT 16 17 141 Washing process using polyethylene terephthalate-polyoxyethylene glycol copolymers.
  • the German patent application DT 22 00 911 relates Detergent, the non-ionic surfactant and a copolymer of polyoxyethylene glycol and contain polyethylene terephthalate.
  • the German patent application DT 22 53 063 are acidic textile finishing agents called which is a copolymer of a dibasic carboxylic acid and an alkylene or Cycloalkylene polyglycol and optionally an alkylene or cycloalkylene glycol contain.
  • the European patent EP 241 984 relates to a polyester, which in addition Oxyethylene groups and terephthalic acid units also substituted ethylene units and contains glycerol units.
  • Such soil-release polyester are preferably in amounts of Contain 0.25 wt .-% to 5 wt .-%, in particular from 0.5 wt .-% to 1.5 wt .-%.
  • agents according to the invention include water-soluble and / or water-insoluble builders, in particular selected from alkali alumosilicate, crystalline or amorphous alkali silicate, monomeric polycarboxylate, polymeric polycarboxylate and mixtures thereof.
  • An agent according to the invention preferably contains 20% by weight to 45% by weight of water-soluble and / or water-insoluble, organic and / or inorganic builders.
  • the water-soluble organic builder substances include, in particular, those from the class of the polycarboxylic acids, in particular citric acid and sugar acids, and also the polymeric (poly) carboxylic acids, in particular the polycarboxylates of the international patent application WO 93/16110 accessible by oxidation of polysaccharides, polymeric acrylic acids, methacrylic acids , Maleic acids and copolymers of these, which may also contain small amounts of polymerizable substances without carboxylic acid functionality in copolymerized form.
  • the relative molecular weight of the homopolymers of unsaturated carboxylic acids is generally between 5000 and 200000, that of the copolymers between 2000 and 200000, preferably 50,000 to 120,000, based on free acid.
  • a particularly preferred acrylic acid-maleic acid copolymer has a relative molecular weight of 50,000 to 100,000.
  • Suitable, albeit less preferred, compounds of this class are copolymers of acrylic acid or methacrylic acid with vinyl ethers, such as vinyl methyl ethers, vinyl esters, ethylene, propylene and styrene, in which the proportion of acid is at least 50% by weight.
  • Terpolymers which contain two carboxylic acids and / or their salts as monomers and vinyl alcohol and / or a vinyl alcohol derivative or a carbohydrate as the third monomer can also be used as water-soluble organic builder substances.
  • Preferred terpolymers contain 60% by weight to 95% by weight, in particular 70% by weight to 90% by weight of (meth) acrylic acid or (meth) acrylate, particularly preferably acrylic acid or acrylate, and maleic acid or Maleate and 5 wt .-% to 40 wt .-%, preferably 10 wt .-% to 30 wt .-% vinyl alcohol and / or vinyl acetate.
  • a monomer of this type can also be a derivative of an allylsulfonic acid which, in the 2-position, is substituted by an alkyl radical, preferably by a C 1 -C 4 -alkyl radical, or by an aromatic radical which is preferably derived from benzene or benzene derivatives is.
  • Preferred polymers then contain 40% by weight to 60% by weight, in particular 45 to 55% by weight of (meth) acrylic acid or (meth) acrylate, particularly preferably acrylic acid or acrylate, 10% by weight to 30% by weight. %, preferably 15% by weight to 25% by weight of methallylsulfonic acid or methallylsulfonate and as the third monomer 15% by weight to 40% by weight, preferably 20% by weight to 40% by weight, of a carbohydrate.
  • This carbohydrate can be, for example, a mono-, di-, oligo- or polysaccharide, mono-, di- or oligosaccharides being preferred, sucrose being particularly preferred.
  • terpolymers can be produced in particular by processes which are described in German patent specification DE 42 21 381 and German patent application DE 43 00 772 and generally have a relative molecular mass between 1000 and 200000, preferably between 200 and 50,000 and in particular between 3000 and 10,000.
  • All of the polycarboxylic acids mentioned are generally used in the form of their water-soluble salts, in particular their alkali metal salts, and can be used, in particular for the preparation of liquid agents, in the form of aqueous solutions, preferably in the form of 30 to 50% by weight aqueous solutions.
  • Such organic builder substances are preferably in amounts up to 15% by weight, in particular up to 12% by weight and particularly preferably of Contain 2 wt .-% to 10 wt .-%. Quantities close to the above limit are preferably in pasty or liquid, in particular hydrated, agents used.
  • water-insoluble, water-dispersible, crystalline or amorphous alkali alumosilicates are used as inorganic builder materials, in amounts of up to 35% by weight, preferably from 10% by weight to 30% by weight and in liquid compositions in particular from 5% by weight to 20 wt .-%, used.
  • the crystalline alkali alumosilicates in detergent quality in particular zeolite A, zeolite P and optionally zeolite X, are preferred. Amounts close to the above upper limit are preferably used in solid, particulate compositions.
  • Suitable aluminosilicates in particular have no particles with a grain size above 30 ⁇ m and preferably consist of at least 80% by weight of particles with a size below 10 ⁇ m.
  • Their calcium binding capacity which can be determined according to the information in German patent DE 24 12 837, is in the range from 100 to 200 mg Ca0 per gram.
  • Suitable substitutes or partial substitutes for the aluminosilicate mentioned are crystalline or amorphous alkali silicates, which can be present alone or as a mixture with one another.
  • the alkali silicates which can be used as builders in the compositions preferably have a molar ratio of alkali oxide to SiO 2 of 1: 1.1 to 1:12.
  • Preferred alkali silicates are the sodium silicates, in particular the amorphous sodium silicates, with a Na 2 O: SiO 2 molar ratio of 1: 2 to 1: 2.8.
  • Such amorphous alkali silicates are commercially available, for example, under the name Portil (R) .
  • Those with a Na 2 O: SiO 2 molar ratio of 1: 1.9 to 1: 2.8 can be produced by the process of European patent application EP 0 425 427.
  • the crystalline silicates used are preferably crystalline sheet silicates of the general formula Na 2 Si x O 2x + 1 .yH 2 O, in which x, the so-called modulus, is a number from 1.9 to 4 and y is a number from 0 to 20 and preferred values for x 2, 3 or 4 are.
  • Crystalline layered silicates which fall under this general formula are described, for example, in European patent application EP 0 164 514.
  • Preferred crystalline layered silicates are those in which x assumes the values 2 or 3 in the general formula mentioned. In particular, both are Sodium disilicates (Na 2 Si 2 O 5 .yH 2 O) are preferred.
  • Practically anhydrous crystalline alkali silicates of the above general formula, in which x denotes a number from 1.9 to 2.1, can also be prepared from amorphous alkali silicates, as in European patent applications EP 0 548 599, EP 0 502 325 and EP 0 452 428 described, can be used in agents containing a polymer according to the invention.
  • a crystalline layered sodium silicate with a modulus of 2 to 3 is used, as can be produced from sand and soda by the process of European patent application EP 0 436 835.
  • Crystalline sodium silicates with a modulus in the range from 1.9 to 3.5 are used in a further preferred embodiment of detergents according to the invention which contain a contain polymer according to the invention used.
  • the content of alkali silicates, particularly in the case of solid agents according to the invention, is preferably 5% by weight to 30% by weight and in particular 7% by weight to 20% by weight, based on anhydrous active substance.
  • alkali alumosilicate in particular zeolite
  • the alkali silicate content is preferably 5% by weight to 20% by weight and in particular 7% by weight to 15% by weight, based on anhydrous active substance.
  • the weight ratio of aluminosilicate to silicate, based in each case on anhydrous active substances, is then preferably 1: 2 to 2: 1.
  • the detergents can contain other constituents customary in detergents contain.
  • These optional components include in particular enzymes, Enzyme stabilizers, complexing agents for heavy metals, for example Aminopolycarboxylic acids, aminohydroxypolycarboxylic acids, polyphosphonic acids and / or aminopolyphosphonic acids, graying inhibitors, for example cellulose ethers, foam inhibitors, for example organopolysiloxanes or paraffins, and solvents as well as colors and fragrances.
  • Solvents especially in liquid agents according to the invention are used, in addition to water, preferably those that are water-miscible are. These include the lower alcohols, for example Ethanol, propanol, iso-propanol, and the isomeric butanols, glycerin, lower glycols, for example ethylene and propylene glycol, and those from the aforementioned classes of derivable ether.
  • lower alcohols for example Ethanol, propanol, iso-propanol
  • isomeric butanols glycerin
  • lower glycols for example ethylene and propylene glycol
  • Enzymes which may be present are in particular those from the class of proteases, lipases, cutinases, amylases, pullulanases, cellulases, hemicellulases, oxidases and peroxidases and mixtures thereof.
  • Enzymatic active ingredients obtained from fungi or bacterial strains are preferably used. They can be obtained in a known manner from suitable microorganisms by fermentation processes.
  • Proteases are commercially available, for example, under the names BLAP (R) , Savinase (R) , Esperase (R) , Maxatase (R) , Optimase (R) , Alcalase (R) , Durazym (R) or Maxapem (R) .
  • the lipase that can be used can be obtained, for example, from Humicola lanuginosa, from Pseudomonas species, from Fusarium species, from Rhizopus species or from Aspergillus species.
  • Suitable lipases are, for example, under the names Lipolase (R) , Lipozym (R) , Lipomax (R) , Amano (R) Lipase, Toyo-Jozo (R) Lipase, Meito (R) Lipase and Diosynth (R) - Lipase commercially available.
  • Suitable amylases are commercially available, for example, under the names Maxamyl (R) , Duramyl (R) and Termamyl (R) .
  • the cellulase which can be used can be an enzyme which can be obtained from bacteria or fungi and which has a pH optimum, preferably in the weakly acidic to weakly alkaline range from 6 to 9.5.
  • Such cellulases are known, for example, from German published applications DE 31 17 250, DE 32 07 825, DE 32 07 847, DE 33 22 950 or European patent applications EP 265 832, EP 269 977, EP 270 974, EP 273 125 and EP 339 550 known.
  • Commercially available cellulases are Celluzyme (R) and Carezyme (R) from Novo Nordisk and KAC (R) from Kao.
  • Enzyme stabilizers include amino alcohols, for example mono-, Di-, triethanol and propanolamine and mixtures thereof, lower Carboxylic acids, such as from European patent applications EP 376 705 and EP 378 261 known, boric acid or alkali borates, boric acid-carboxylic acid combinations, such as from the European patent application EP 451 924 known boric acid esters, such as from the international patent application WO 93/11215 or the European patent application EP 511 456 known, boronic acid derivatives, such as known from European patent application EP 583 536, calcium salts, for example that known from European patent EP 28 865 Ca-formic acid combination, magnesium salts, such as from the European patent application EP 378 262 known, and / or sulfur-containing Reducing agents, such as from European patent applications EP 080 748 or EP 080 223 are known.
  • lower Carboxylic acids such as from European patent applications EP 376 705 and EP 378 261 known
  • Suitable foam inhibitors include long chain soaps, in particular Mild soap, fatty acid amides, paraffins, waxes, microcrystalline waxes, Organopolysiloxanes and their mixtures, which are also microfine, if appropriate contain silanized or otherwise hydrophobized silica can.
  • Foam inhibitors preferably on granular, water-soluble carrier substances bound, such as in the German patent application DE 34 36 194, European patent applications EP 262 588, EP 301 414, EP 309 931 or the European patent EP 150 386.
  • an agent according to the invention can contain graying inhibitors.
  • Graying inhibitors have the task of removing the fiber Keep dirt suspended in the liquor and so the graying of the fibers to prevent.
  • water-soluble colloids are usually more organic Suitable in nature, for example the water-soluble salts of polymeric carboxylic acids, Glue, gelatin, salts of ether carboxylic acids or ether sulfonic acids the starch or the cellulose or salts of acidic sulfuric acid esters cellulose or starch.
  • water-soluble, acidic groups containing polyamides are suitable for this purpose.
  • liquid agents according to the invention does not prepare anything Problems and can be done by simply mixing their ingredients.
  • the preparation of particulate agents according to the invention can be done in the simplest way Way by mixing the individual particles in a conventional Mixer, especially a drum, roller, belt or free fall mixer take place, optional other powdered components and if desired also liquid or liquefied components, to which in particular non-ionic surfactants, but also colors and fragrances belong, can be mixed by spraying. It is preferred the thermally resilient components in a manner known in principle by spray drying an aqueous slurry into a particulate Transfer product and if necessary with thermally sensitive Ingredients, including bleach in particular are to mix.
  • the use of known extrusion and / or Garnulation process is for the manufacture of the invention Particulate agents or their partial products possible.
  • Granular detergents according to the invention with a high bulk density can preferably according to the procedure of the international patent application WO 91/02047 can be produced.
  • This is the strand-shaped Pressing a homogeneous pre-mix of detergent ingredients over Hole shapes, which preferably have an opening width of 0.5 mm to 5 mm have, then crushing the extrudate and subsequent treatment in a rounding machine, resulting in largely uniformly spherical Products.
  • One obtains through the densifying extrusion step granular particles with bulk densities of usually 700 g / l to 1050 g / l.
  • These can be complete detergents or cleaning agents be or components of such agents, which are usually by admixing non-co-extrudable further components, for example more solid ones or in solid form of ready-made foam regulators or enzymes become.
  • a powder detergent ( BW ) of the composition given in Table 1 below was used alone and after adding 1.2% by weight of polyvinylpyrrolidone with an average molar mass of approx. 40,000 ( V1 ), 8% by weight of perborate monohydrate and 2 % By weight of TAED ( V2 ), 1.2% by weight of polyvinylpyrrolidone and 8% by weight of perborate monohydrate ( V3 ) and 1.2% by weight of polyvinylpyrrolidone, 8% by weight of perborate monohydrate and 2% by weight of TAED ( M1 ) tested for the ability to prevent "bleeding" (transfer of textile color from dyed textile to white textile when washing together).

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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)

Claims (15)

  1. Produit détergent inhibant le transfert de couleur, contenant un agent tensioactif, de la polyvinylpyrrolidone, un agent de blanchiment à base d'oxygène actif et un activateur de blanchiment dégageant de l'acide peroxocarboxylique dans les conditions de la perhydrolyse,
    caractérisé en ce qu'
    il contient un agent tensioactif non ionique à des quantités allant jusqu'à 8 % en poids, et le rapport pondéral de l'activateur de blanchiment à la polyvinyl pyrrolidone se situe en dessous de 5.
  2. Produit selon la revendication 1,
    caractérisé en ce que
    le rapport pondéral de l'activateur de blanchiment à la polyvinyl pyrrolidone est inférieur à 4 et est en particulier compris entre 0,5 et 3,5.
  3. Produit selon la revendication 1 ou 2,
    caractérisé en ce qu'
    il contient de 0,1 % en poids à 5 % en poids, en particulier de 0,4 % en poids à 2,5 % en poids de polyvinylpyrrolidone.
  4. Produit selon l'une quelconque des revendications 1 à 3,
    caractérisé en ce que
    la polyvinylpyrrolidone présente une masse molaire entre 5000 et 4 millions, en particulier entre 10 000 et 100 000.
  5. Produit selon l'une quelconque des revendications 1 à 4,
    caractérisé en ce qu'
    il contient de 5 % en poids à 25 % en poids, en particulier de 6 % à 15 % en poids d'agent de blanchiment à base d'oxygène actif.
  6. Produit selon l'une quelconque des revendications 1 à 5,
    caractérisé en ce que
    l'agent de blanchiment à base d'oxygène actif est choisi parmi le peroxyde d'hydrogène, un perborate de métal alcalin monohydraté, un perborate de métal alcalin et leurs mélanges.
  7. Produit selon l'une quelconque des revendications 2 à 6,
    caractérisé en ce qu'
    il contient de 0,5 % en poids à 10 % en poids, en particulier de 1 % en poids à 7 % en poids d'activateur de blanchiment.
  8. Produit selon l'une quelconque des revendications 2 à 7,
    caractérisé en ce que
    l'activateur de blanchiment est choisi parmi les composés et leurs mélanges dégageant dans les conditions de la perhydrolyse, des acides peroxocarboxyliques, aliphatiques, cycloaliphatiques ou aromatiques, linéaires ou à chaíne ramifiée, ayant de 2 à 12 atomes de C.
  9. Produit selon l'une quelconque des revendications 1 à 8,
    caractérisé en ce qu'
    il est dépourvu d'éclaircissants optiques.
  10. Procédé de lavage de lessive colorée, seul ou en combinaison avec de la lessive blanche, dans un bain aqueux contenant un agent tensioactif, avec utilisation d'un produit selon l'une des revendications 1 à 9 ou l'ensemble de leurs divers composants dans les rapports pondéraux mentionnés,
    caractérisé en ce que
    le bain de lavage présente au moins temporairement une concentration en polyvinylpyrrolidone comprise entre 0,01 g/l et 1 g/l, en particulier entre 0,05 g/l et 0,2 g/, et une concentration d'oxygène actif comprise entre 0,01 g/l et 0,2 g/l, en particulier entre 0,03 g/l et 0,15 g/l.
  11. Procédé d'inhibition des modifications de nuances de couleur et d'inhibition du transfert de couleurs sur la lessive blanche ou d'une autre couleur lors du lavage d'une lessive colorée, selon une combinaison avec une lessive blanche, dans un bain aqueux contenant un agent tensioactif avec utilisation d'un produit selon l'une des revendications 1 à 9 ou de l'ensemble de ses divers composants dans les rapports pondéraux mentionnés,
    caractérisé en ce que
    le bain de lavage présente au moins temporairement une concentration en polyvinylpyrrolidone comprise entre 0,01 g/l et 1 g/l, et en particulier entre 0,05 g/l et 0,2 g/l, et une concentration en oxygène actif comprise entre 0,01 g/l et 0,2 g/l, en particulier entre 0,03 g/l et 0,15 g/l.
  12. Procédé selon la revendication 10 ou 11,
    caractérisé en ce que
    la concentration en polyvinyl pyrrolidone et en oxygène actif est maintenue pendant un intervalle de 5 minutes à 90 minutes, en particulier de 10 minutes à 70 minutes.
  13. Procédé selon l'une quelconque des revendications 10 à 12,
    caractérisé en ce que
    l'action de l'oxygène actif est renforcée par la formation in situ d'acide peroxocarboxylique dans le bain de lavage constitué d'agents de blanchiments à base d'oxygène actif et d'activateur de blanchiment.
  14. Procédé selon l'une quelconque des revendications 10 à 13,
    caractérisé en ce que
    le bain de lavage présente une température allant jusqu'à 60°C, en particulier comprise entre 30 et 60°C.
  15. Utilisation d'un produit selon l'une des revendications 1 à 9,
    dans un procédé de lavage de lessive colorée, ou d'inhibition des modifications de nuances de couleur ou d'inhibition du transfert de couleur sur la lessive blanche ou d'une autre couleur lors du lavage d'une lessive colorée.
EP96924815A 1995-07-07 1996-06-29 Produit detergent inhibant le transfert de couleurs Expired - Lifetime EP0850292B2 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19524451 1995-07-07
DE19524451A DE19524451A1 (de) 1995-07-07 1995-07-07 Farbübertragungsinhibierendes Waschmittel
PCT/EP1996/002847 WO1997003166A1 (fr) 1995-07-07 1996-06-29 Produit detergent inhibant le transfert de couleurs

Publications (3)

Publication Number Publication Date
EP0850292A1 EP0850292A1 (fr) 1998-07-01
EP0850292B1 true EP0850292B1 (fr) 2001-04-11
EP0850292B2 EP0850292B2 (fr) 2010-12-29

Family

ID=7766057

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96924815A Expired - Lifetime EP0850292B2 (fr) 1995-07-07 1996-06-29 Produit detergent inhibant le transfert de couleurs

Country Status (5)

Country Link
EP (1) EP0850292B2 (fr)
AT (1) ATE200513T1 (fr)
DE (2) DE19524451A1 (fr)
ES (1) ES2156285T5 (fr)
WO (1) WO1997003166A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0229147D0 (en) 2002-12-13 2003-01-15 Unilever Plc Polymers and laundry detergent compositions containing them
GB0229146D0 (en) 2002-12-13 2003-01-15 Unilever Plc Polymers and laundry detergent compositions containing them

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0717103A2 (fr) * 1994-12-15 1996-06-19 Ciba-Geigy Ag Inhibition de la migration de colorants

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3535516A1 (de) † 1985-10-04 1987-04-09 Fritz Buchner Tablettenfoermiges wasch- und reinigungsmittel, verfahren zu seiner herstellung und seine verwendung
GB8625475D0 (en) † 1986-10-24 1986-11-26 Unilever Plc Detergent composition
EP0508034B1 (fr) * 1991-04-12 1996-02-28 The Procter & Gamble Company Composition détergente contenant des polyvinylpyrrolidones
EP0540784B1 (fr) † 1991-11-06 2000-01-19 The Procter & Gamble Company Compositions empêchant le transfert de colorant
US5259994A (en) † 1992-08-03 1993-11-09 The Procter & Gamble Company Particulate laundry detergent compositions with polyvinyl pyrollidone
EP0628624A1 (fr) * 1993-06-09 1994-12-14 The Procter & Gamble Company Compositions détergentes contenant une protéase et des additifs pour empêcher le transfert de colorant
FI960132A7 (fi) † 1993-07-12 1996-03-11 Novo Nordisk As Kaksi sellulaasikomponenttia sisältävä detergenttikoostumus
PT653480E (pt) * 1993-11-11 2000-07-31 Procter & Gamble Efeito amaciador obtido atraves das composicoes de lavagem
GB2287949A (en) † 1994-03-31 1995-10-04 Procter & Gamble Laundry detergent composition

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0717103A2 (fr) * 1994-12-15 1996-06-19 Ciba-Geigy Ag Inhibition de la migration de colorants

Also Published As

Publication number Publication date
WO1997003166A1 (fr) 1997-01-30
DE59606783D1 (de) 2001-05-17
EP0850292B2 (fr) 2010-12-29
ES2156285T5 (es) 2011-04-25
ES2156285T3 (es) 2001-06-16
ATE200513T1 (de) 2001-04-15
EP0850292A1 (fr) 1998-07-01
DE19524451A1 (de) 1997-01-09

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