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WO2001074981A1 - Detergent liquide contenant des esters d'acide carboxylique d'alkyleneglycol - Google Patents

Detergent liquide contenant des esters d'acide carboxylique d'alkyleneglycol Download PDF

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Publication number
WO2001074981A1
WO2001074981A1 PCT/EP2001/003256 EP0103256W WO0174981A1 WO 2001074981 A1 WO2001074981 A1 WO 2001074981A1 EP 0103256 W EP0103256 W EP 0103256W WO 0174981 A1 WO0174981 A1 WO 0174981A1
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Prior art keywords
acid
weight
agents
carboxylic acid
liquid
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Ceased
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PCT/EP2001/003256
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German (de)
English (en)
Inventor
Hans-Jürgen Riebe
Matthias Neumann
Hans-Christian Raths
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Henkel AG and Co KGaA
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Henkel AG and Co KGaA
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Publication of WO2001074981A1 publication Critical patent/WO2001074981A1/fr
Anticipated expiration legal-status Critical
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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
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/2093—Esters; Carbonates
    • 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
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/66—Non-ionic compounds
    • C11D1/74—Carboxylates or sulfonates esters of polyoxyalkylene glycols
    • 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
    • C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/0004—Non aqueous liquid compositions comprising insoluble particles
    • 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
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/02—Anionic compounds
    • C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
    • C11D1/22—Sulfonic acids or sulfuric acid esters; Salts thereof derived from aromatic compounds
    • 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
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/38—Cationic compounds
    • 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
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/88—Ampholytes; Electroneutral compounds
    • C11D1/90—Betaines

Definitions

  • Typical examples are reaction products of fatty acids with 6 to 22 carbon atoms, namely caproic acid, caprylic acid, capric acid, lauric acid, myristic acid, palmitic acid, palmoleic acid, stearic acid, isostearic acid, oleic acid, elaidic acid, petroselinic acid, linoleic acid, linolenic acid, aeleostearic acid, elaostearic acid , Gadoleic acid, behenic acid and erucic acid and their technical mixtures, with N, N-dimethylaminoethylamine, N, N-dimethylaminopropylamine, N, N-diethylaminoethylamine and N, N-diethylaminopropylamine, which are condensed with sodium chloroacetate.
  • Preferred is the use of a condensation product of the C 8/18 is - Coconut fatty acid N, N-dimethylamin
  • Suitable anionic surfactants are sulfated fatty acid glycerol esters.
  • Fatty acid glycerol esters are to be understood as the mono-, di- and triesters and their mixtures as obtained in the production by esterification of a monoglycerol with 1 to 3 moles of fatty acid or in the transesterification of triglycerides with 0.3 to 2 moles of glycerol become.
  • Preferred sulfated fatty acid glycerol esters are the sulfonation products of saturated
  • liquid detergents are preferred which contain anionic surfactants in amounts of from 0.01% by weight to 80% by weight, preferably from 1% by weight to 60% by weight, particularly preferably from 5% by weight. % to 40 wt .-%, each based on the total agent.
  • liquid detergents according to the invention can also contain water, preferably in amounts not above 10% by weight, but non-aqueous agents are particularly preferred.
  • non-aqueous agents can preferably contain bleaching agents.
  • bleaching agents Of the compounds which serve as bleaching agents and supply H 2 O 2 in water, sodium percarbonate, sodium perborate tetrahydrate and sodium perborate monohydrate are of particular importance.
  • Further bleaching agents that can be used are, for example, peroxopyrophosphates, citrate perhydrates and HO 2- providing peracid salts or peracids, such as persulfates.
  • the urea peroxohydrate percarbamide can also be used, which can be described by the formula H 2 N-CO-NH such 2 O.
  • polyalkylated alkylenediamines in particular tetraacetylethylene diamine (TAED), alkylated triazine derivatives, in particular 1,5-diacetyl-2,4-dioxohexahydro-1,3,5-triazine (DADHT), aylated glycolurils, in particular tetraacetylglycoluril (TAGU ), N-acylimides, especially N-nonanoylsuccinimide (NOSI), aeylated phenol sulfonates, especially n-nonanoyl- or isononanoyloxybenzenesulfonate (n- or iso-NOBS), carboxylic acid anhydrides, especially phthalic anhydride, aeylated polyhydric alcohol triethyl acyl triethyl acyl triethyl acyl triethyl acyl triethyl acyl trie
  • Bleach activators of this type are present in the customary quantitative range, preferably in amounts of 1% by weight to 15% by weight, in particular 2% by weight to 10% by weight, based on the total agent.
  • the transition metal compounds in question include in particular the manganese, iron, cobalt, ruthenium or molybdenum-salt complexes known from German patent application DE 19529905 and their N-analog compounds known from German patent application DE 19620267, which are known from German patent application DE 195 36082 known manganese, iron, cobalt, ruthenium or molybdenum carbonyl complexes, the manganese, iron, cobalt, ruthenium, molybdenum, titanium, and vanadium and described in the German patent application DE 196 05 688 Copper complexes with nitrogen-containing tripod ligands, the cobalt, iron, copper and ruthenium amine complexes known from German patent application DE 19620411, the manganese, copper and cobalt complexes described in German patent application DE 44 16 438, the cobalt complexes described in European patent application EP 0 272 030, the manganese complexes known from European patent application EP 0 693 550, i
  • bleach-enhancing active ingredient combination obtainable according to European patent application EP 0 832 969 can also be used in the compositions.
  • Combinations of bleach activators and transition metal bleach catalysts are known, for example, from German patent application DE 196 13 103 and international patent application WO 95/27775.
  • Bleach-enhancing transition metal complexes in particular with the central atoms Mn, Fe, Co, Cu, Mo, V, Ti and / or Ru, are used in customary amounts, preferably in an amount of up to 1% by weight, in particular 0.0025% by weight. % to 0.25% by weight and particularly preferably from 0.01% by weight to 0.1% by weight, in each case based on the total agent.
  • the agents according to the invention can contain further ingredients of detergents and cleaning agents, for example from the group of builders, enzymes, electrolytes, pH adjusting agents, complexing agents, fragrances, perfume carriers, fluorescent agents, dyes, foam inhibitors, graying inhibitors, anti-crease agents, antimicrobial agents Active ingredients, germicides, fungicides, antioxidants, antistatic agents, ironing aids, UV absorbers, optical brighteners, anti-redeposition agents, paint transfer inhibitors, anti-shrink agents, corrosion inhibitors, anti-settling agents, phobing and impregnating agents, hydrotropes, silicone oils and solid agents.
  • detergents and cleaning agents for example from the group of builders, enzymes, electrolytes, pH adjusting agents, complexing agents, fragrances, perfume carriers, fluorescent agents, dyes, foam inhibitors, graying inhibitors, anti-crease agents, antimicrobial agents Active ingredients, germicides, fungicides, antioxidants, antistatic agents, ironing aids, UV absorbers, optical brighteners, anti-redeposition agents
  • Such so-called X-ray amorphous silicates which also have a delay in dissolution compared to conventional water glasses, are described, for example, in German patent application DE-A-44 00 024. Compacted / compacted amorphous silicates, compounded amorphous silicates and over-dried X-ray amorphous silicates are particularly preferred.
  • Suitable zeolites have an average particle size of less than 10 ⁇ m (volume distribution; measurement method: Coulter Counter) and preferably contain 18 to 22% by weight, in particular 20 to 22% by weight, of bound water.
  • the zeolites can also be used as over-dried zeolites with lower water contents and are then suitable due to their hygroscopicity for removing unwanted traces of free water.
  • the acids themselves can also be used.
  • the acids typically also have the property of an acidifying component and serve thus also for setting a lower and milder pH value of detergents or cleaning agents.
  • Citric acid, succinic acid, glutaric acid, adipic acid, gluconic acid and any mixtures thereof can be mentioned in particular.
  • Other acidifiers that can be used are known pH regulators such as sodium hydrogen carbonate and sodium hydrogen sulfate.
  • Polymeric polycarboxylates are also suitable as builders, for example the alkali metal salts of polyacrylic acid or polymethacrylic acid, for example those with a relative molecular weight of 500 to 70,000 g / mol.
  • the molecular weights given for polymeric polycarboxylates are weight-average molecular weights M w of the particular acid form, which were determined in principle by means of gel permeation chromatography (GPC), a UV detector being used.
  • GPC gel permeation chromatography
  • the measurement was carried out against an external polyacrylic acid standard, which provides realistic molecular weight values due to its structural relationship to the polymers investigated. This information differs significantly from the molecular weight information for which polystyrene sulfonic acids are used as standard.
  • the molecular weights measured against polystyrene sulfonic acids are generally significantly higher than the molecular weights given in this document.
  • Suitable polymers are, in particular, polyacrylates, which preferably have a molecular weight of 2,000 to 20,000 g / mol. Because of their superior solubility, the short-chain polyacrylates with molecular weights of 2,000 to 10,000 g / mol, and particularly preferably 3,000 to 5,000 g / mol, can in turn be preferred from this group.
  • copolymeric polycarboxylates in particular those of acrylic acid with methacrylic acid and of acrylic acid or methacrylic acid with maleic acid.
  • Copolymers of acrylic acid with maleic acid which contain 50 to 90% by weight of acrylic acid and 50 to 10% by weight of maleic acid have proven to be particularly suitable.
  • Your relative mole Cooling mass, based on free acids, is generally 2,000 to 70,000 g / mol, preferably 20,000 to 50,000 g / mol and in particular 30,000 to 40,000 g / mol.
  • the (co) polymeric polycarboxylates can be used either as an aqueous solution or preferably as a powder.
  • biodegradable polymers composed of more than two different monomer units, for example those which, according to DE-A-43 00772, are monomers salts of acrylic acid and maleic acid and vinyl alcohol or vinyl alcohol derivatives or according to DE-C- 4221 381 contain as monomers salts of acrylic acid and 2-alkylallylsulfonic acid as well as sugar derivatives.
  • organic cobuilders are, for example, acetylated hydroxycarboxylic acids or their salts, which may optionally also be in lactone form and which contain at least 4 carbon atoms and at least one hydroxyl group and a maximum of two acid groups.
  • Such cobuilders are described, for example, in international patent application WO 95/20029.
  • the anti-settling agent content of the agents according to the invention is usually 1 to 50% by weight, preferably 10 to 40% by weight.
  • the enzymes can be adsorbed or coated as a shaped body on carriers in order to protect them against premature decomposition.
  • the proportion of the enzymes, enzyme mixtures or enzyme granules can be, for example, approximately 0.1 to 5% by weight, preferably 0.12 to approximately 2% by weight.
  • the salts of polyphosphonic acids come as stabilizers, in particular for per-compounds and enzymes which are sensitive to heavy metal ions l-hydroxyethane-l, l-diphosphonic acid (HEDP), diethylenetriaminepentamethylenephosphonic acid (DETPMP), aminotri (methylenephosphonic acid) (ATMP) or ethylenediaminetetramethylenephosphonic acid.
  • HEDP l-hydroxyethane-l
  • DETPMP diethylenetriaminepentamethylenephosphonic acid
  • ATMP aminotri (methylenephosphonic acid)
  • ethylenediaminetetramethylenephosphonic acid ethylenediaminetetramethylenephosphonic acid
  • a wide number of different salts can be used as electrolytes from the group of inorganic salts.
  • Preferred cations are the alkali and alkaline earth metals, preferred anions are the halides and sulfates. From a production point of view, the use of NaCl or MgCl 2 in the agents according to the invention is preferred.
  • the proportion of electrolytes in the agents according to the invention is usually 0.5 to 5% by weight.
  • the group of complexing agents includes, for example, the alkali metal salts of nitrilotriacetic acid (NTA) and alkali metal salts of anionic polyelectrolytes such as polyacrylates, polymaleates and polysulfonates.
  • NTA nitrilotriacetic acid
  • anionic polyelectrolytes such as polyacrylates, polymaleates and polysulfonates.
  • Low molecular weight hydroxycarboxylic acids such as citric acid, tartaric acid, malic acid or gluconic acid and their salts are also suitable.
  • a preferred class of complexing agents are the phosphonates, which are present in preferred liquid detergent formulations in amounts of 0.01 to 3% by weight, preferably 0.02 to 2% by weight and in particular 0.03 to 1.5% by weight. -% are included.
  • These preferred compounds include, in particular, organophosphonates such as, for example, l-hydroxyethane-l, l-diphosphonic acid (HEDP), aminotri (methylene-phosphonic acid) (ATMP), diethylenetriamine-penta (methylenephosphonic acid) (DTPMP or DETPMP) and 2-phosphonobutane-l , 2,4-tricarboxylic acid (PBS-AM), which are mostly used in the form of their ammonium or alkali metal salts.
  • organophosphonates such as, for example, l-hydroxyethane-l, l-diphosphonic acid (HEDP), aminotri (methylene-phosphonic acid) (ATMP), diethylenetriamine-penta (methylenephosphonic acid) (D
  • Fragrance compounds of the ester type are, for example, benzyl acetate, phenoxyethyl isobutyrate, p-tert.-butylcyclohexyl acetate, linalyl acetate, dimethylbenzylcarbyl acetate, phenylethyl acetate, linalyl benzoate, benzyl formate, ethyl methylphenyl glycinate, allylcyclohexylpropylate propionate.
  • Graying inhibitors have the task of keeping the dirt detached from the fiber suspended in the liquor and thus preventing the dirt from being re-absorbed.
  • water-soluble colloids of mostly organic nature are suitable, for example glue, gelatin, salts of ether sulfonic acids of starch or cellulose or salts of acidic sulfuric acid esters of cellulose or starch.
  • Water-soluble polyamides containing acidic groups are also suitable for this purpose.
  • Soluble starch preparations and starch products other than those mentioned above can also be used, e.g. degraded starch, aldehyde starches, etc.
  • Polyvinylpyrrolidone can also be used.
  • cellulose ethers such as carboxymethyl cellulose (sodium salt), methyl cellulose, hydroxyalkyl cellulose and mixed ethers such as methyl hydroxyethyl cellulose, methyl hydroxypropyl cellulose, methyl carboxymethyl cellulose and mixtures thereof in amounts of 0.1 to 5% by weight, based on the total agent, are preferred , used
  • the agents can contain synthetic anti-crease agents. These include, for example, synthetic products based on fatty acids, fatty acid esters, fatty acid amides, alkylol esters, alkylolamides or fatty alcohols, which are mostly reacted with ethylene oxide, or products based on lecithin or modified phosphoric acid esters.
  • detergents or cleaning agents can contain antimicrobial agents.
  • Suitable antimicrobial agents are preferably selected from the groups of alcohols, amines, aldehydes, antimicrobial acids or their salts, carboxylic acid esters, acid amides, phenols, phenol derivatives, diphenyls, diphenylalkanes , Urea derivatives, oxygen, nitrogen acetals and formals, benzamidines, isohiazolines, phthalimide derivatives, pyridine derivatives, antimicrobial surface-active compounds, guanidines, antimicrobial amphoteric compounds, quinolines, 1,2-dibromo-2,4-dicyanobutane, iodo- 2-propyl-butyl-carbamate, Io d, iodophores, peroxo compounds, halogen compounds and any mixtures of the above.
  • Antimicrobial surface-active quaternary compounds a natural antimicrobial active ingredient of plant origin and / or a natural antimicrobial agent of animal origin, extremely preferably at least one natural antimicrobial agent of plant origin from the group, including caffeine, theobromine and theophylline and essential oils such as eugenol, thymol and geraniol, and / or at least one natural antimicrobial agent of animal origin from the group, comprising enzymes such as protein from milk, lysozyme and lactoperoxidase, and or at least one antimicrobial surface-active quaternary compound with an ammonium, sulfonium, phosphonium, iodonium or arsonium group, peroxo compounds and chlorine compounds. Substances of microbial origin, so-called bacteriocins, can also be used.
  • the quaternary ammonium compounds (QAV) suitable as antimicrobial active ingredients have the general formula (R J ) (R 2 ) (R 3 ) (R 4 ) NX ⁇ , in which R 1 to R 4 have the same or different d-caralkyl radicals, C - C 28 aralkyl radicals or heterocyclic radicals, where two or, in the case of an aromatic integration, such as in pyridine, even three radicals together with the nitrogen atom form the heterocycle, for example a pyridmium or imidazolinium compound, and X ⁇ represent halide ions, sulfate ions, hydroxide ions or are similar anions.
  • at least one of the residues preferably has a chain length of 8 to 18, in particular 12 to 16, carbon atoms.
  • QAV are by reacting tertiary amines with alkylating agents such as Methyl chloride, benzyl chloride, dimethyl sulfate, dodecyl bromide, but also ethylene oxide can be produced.
  • alkylating agents such as Methyl chloride, benzyl chloride, dimethyl sulfate, dodecyl bromide, but also ethylene oxide can be produced.
  • alkylation of tertiary amines with a long alkyl radical and two methyl groups is particularly easy, and the quaternization of tertiary amines with two long radicals and one methyl group can also be carried out using methyl chloride under mild conditions.
  • Amines which have three long alkyl radicals or hydroxy-substituted alkyl radicals are not very reactive and are preferably quaternized with dimethyl sulfate.
  • antimicrobial agents are N- (3-chloroallyl) - hexaminiumchlorid as Dowicide and Dowicil ® ® ex Dow, benzethonium chloride such as Hyamine ® 1622 ex Rohm & Haas, methylbenzethonium as Hyamine ® 10X ex Rohm & Haas, cetylpyridinium chloride such as Cepacol ex Merrell Labs ,
  • the formulations can contain antioxidants.
  • Phenols, bisphenols and thiobisphenols substituted by sterically hindered groups can be used as antioxidants.
  • aromatic amines preferably secondary aromatic amines and substituted p-phenylenediamines
  • phosphorus compounds with trivalent phosphorus such as phosphines, phosphites and phosphonites
  • compounds containing endiol groups so-called reductones such as ascorbic acid and its derivatives
  • organosulfur compounds such as Esters of 3,3'-thiodipropionic acid with C ⁇ . ⁇ 8 alkanols, in particular Cio-is-alkanols
  • metal ion deactivators which are able to complex the auto-oxidation catalyzing metal ions, such as copper, such as EDTA, nitrilotriacetic acid, etc and their mixtures.
  • a large number of examples of such antioxidants is summarized in DE 196 16 570 (BASF AG) - the antioxidants mentioned there can be used in the context of the present invention.
  • Antistatic agents increase the surface conductivity and thus enable the flow of charges that have formed to improve.
  • External antistatic agents are generally substances with at least one hydrophilic molecular ligand and give a more or less hygroscopic film on the surfaces. These mostly surface-active antistatic agents can be divided into nitrogen-containing (amines, amides, quaternary ammonium compounds), phosphorus-containing (phosphoric acid esters) and sulfur-containing (alkyl sulfonates, alkyl sulfates) antistatic agents.
  • External antistatic agents are described, for example, in patent applications FR 1,156,513, GB 873 214 and GB 839 407.
  • the lauryl (or stearyl) dimethylbenzylammonium chlorides disclosed here are suitable as antistatic agents for textiles or as an additive to the non-aqueous liquid detergents according to the invention, an additional finishing effect being achieved.
  • the agents can contain UV absorbers, which absorb onto the treated textiles and improve the lightfastness of the fibers and / or the lightfastness of the other formulation components.
  • UV absorbers are understood to mean organic substances (light protection filters) which are able to absorb ultraviolet rays and release the absorbed energy in the form of longer-wave radiation, for example heat.
  • Compounds which have these desired properties are, for example, the compounds and derivatives of benzophenone which are active by radiationless deactivation and have substituents in the 2- and / or 4-position.
  • UV-A filters such as, for example, 1- (4'-tert-butylphenyl) -3- (4'-mefhoxyphenyl) propane-1,3-dione, 4-butyl- 4'-methoxydibenzoylmethane (Parsol 1789), l-phenyl-3- (4'-isopropylphenyl) propane-l, 3-dione and enamine compounds, as described in DE 19712033 AI (BASF).
  • the UN-A and UV-B filters can of course also be used in mixtures.
  • insoluble light-protection pigments namely finely dispersed, preferably nanoized metal oxides or salts
  • suitable metal oxides are, in particular, zinc oxide and titanium dioxide and, in addition, oxides of iron, zirconium, silicon, manganese, aluminum and cerium and mixtures thereof.
  • Silicates (talc), barium sulfate or zinc stearate can be used as salts.
  • the oxides and salts are already used in the form of the pigments for skin-care and skin-protecting emulsions and decorative cosmetics.
  • the particles should have an average diameter of less than 100 nm, preferably between 5 and 50 nm and in particular between 15 and 30 nm.
  • the pigments can also be surface-treated, ie hydrophilized or hydrophobicized.
  • Typical examples are coated titanium dioxides such as titanium dioxide T 805 (Degussa) or Eusolex® T2000 (Merck). Silicones, and in particular trialkoxyoctylsilanes or simethicones, are particularly suitable as hydrophobic coating agents. Micronized zinc oxide is preferred used. Further suitable UV light protection filters can be found in the overview by P.Finkel in S ⁇ FW-Journal 122, 543 (1996).
  • the UN absorbers are usually used in amounts of from 0.01% by weight to 5% by weight, preferably from 0.03% by weight to 1% by weight.
  • Optical brighteners can be added to the agents according to the invention in order to eliminate graying and yellowing of the treated textiles. These substances attach to the fibers and bring about a brightening and simulated bleaching effect by converting invisible ultraviolet radiation into visible longer-wave light, whereby the ultraviolet light absorbed from the sunlight is emitted as a slightly bluish fluorescence and results in pure white with the yellow tone of the grayed or yellowed laundry.
  • substituted diphenyl be present, for example, 2-sul alkali metal salts of 4,4-bis ( fostyryl) diphenyl, 4,4'-bis (4-chloro-3-sulfostyryl) diphenyl, or 4- (4-chlorostyryl) -4 , - (2-sulfostyryl) diphenyl.
  • Suitable anti-redeposition agents which are also referred to as soil repellents, are, for example, nonionic cellulose ethers such as methyl cellulose and methyl hydroxypropylene.
  • nonionic cellulose ethers such as methyl cellulose and methyl hydroxypropylene.
  • pylcellulose with a proportion of methoxy groups of 15 to 30% by weight and of hydroxypropyl groups of 1 to 15% by weight, based in each case on the nonionic cellulose ether and the polymers of phthalic acid and / or known from the prior art Terephthalic acid or its derivatives, in particular polymers of ethylene terephthalates and / or polyethylene glycol terephthalates or anionically and / or nonionically modified derivatives thereof.
  • the sulfonated derivatives of phthalic acid and terephthalic acid polymers are particularly preferred.
  • T 20 ° C., shear rate: 50 s "1 .
  • Example El demonstrates a composition of the liquid detergents according to the invention. VI was selected as the comparative composition. The information in Table 1 appears in percent by weight and relates to the total average. Table 1
  • washing properties of the agent E1 according to the invention were determined in a washing test in a washing machine in comparison to VI. Washing conditions:
  • Washing machine Miele W 918; Short program 30 ° C and 60 ° C; 17.5 liters of city water at 17 ° d; 3.0 kg clean laundry and 0.5 kg test fabric. The dosing was carried out via a dosing ball;
  • Table 3 represents further agents E2 to E6 according to the invention.
  • the viscosity measurements of the agents E2 to E7 according to the invention show a dependence of the viscosity on the shear rate. For E2 to E7, the viscosity decreases with increasing shear rate. The agents thus show pseudoplastic or thixotropic behavior.

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Abstract

Selon l'invention, l'utilisation d'esters d'acide carboxylique d'alkyèneglycol liquides dans des détergents ou des nettoyants permet de produire des agents aisés à verser à basse température et présentant en outre un excellent pouvoir lavant. L'invention concerne l'utilisation d'esters d'acide carboxylique d'alkylèneglycol liquides comme substance de substitution de solvants organiques et/ou d'eau dans des détergents et des nettoyants.
PCT/EP2001/003256 2000-04-01 2001-03-22 Detergent liquide contenant des esters d'acide carboxylique d'alkyleneglycol Ceased WO2001074981A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2000116423 DE10016423A1 (de) 2000-04-01 2000-04-01 Flüssigwaschmittel mit Alkylenglycolcarbonsäureester
DE10016423.4 2000-04-01

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WO2001074981A1 true WO2001074981A1 (fr) 2001-10-11

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7205268B2 (en) 2005-02-04 2007-04-17 Unilever Home & Personal Care Usa Division Of Conopco, Inc. Low-foaming liquid laundry detergent
US7291582B2 (en) 2005-09-20 2007-11-06 Conopco, Inc., D/B/A Unilever Liquid laundry detergent with an alkoxylated ester surfactant

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05117138A (ja) * 1991-02-08 1993-05-14 Lion Corp 液体洗浄剤組成物
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US7205268B2 (en) 2005-02-04 2007-04-17 Unilever Home & Personal Care Usa Division Of Conopco, Inc. Low-foaming liquid laundry detergent
US7291582B2 (en) 2005-09-20 2007-11-06 Conopco, Inc., D/B/A Unilever Liquid laundry detergent with an alkoxylated ester surfactant

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