WO2015104162A1 - Détergents contenant un alcanolamide - Google Patents

Détergents contenant un alcanolamide Download PDF

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Publication number
WO2015104162A1
WO2015104162A1 PCT/EP2014/078601 EP2014078601W WO2015104162A1 WO 2015104162 A1 WO2015104162 A1 WO 2015104162A1 EP 2014078601 W EP2014078601 W EP 2014078601W WO 2015104162 A1 WO2015104162 A1 WO 2015104162A1
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WIPO (PCT)
Prior art keywords
formula
weight
detergent
surfactant
group
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Application number
PCT/EP2014/078601
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German (de)
English (en)
Inventor
Inga Kerstin Vockenroth
Eva-Maria Wikker
Marc-Steffen Schiedel
Nicole BODE
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Henkel Ag & Co. Kgaa
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Publication of WO2015104162A1 publication Critical patent/WO2015104162A1/fr

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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
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/86—Mixtures of anionic, cationic, and non-ionic 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
    • C11D1/02—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
    • C11D1/02—Anionic compounds
    • C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
    • C11D1/29—Sulfates of polyoxyalkylene ethers
    • 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
    • C11D1/52—Carboxylic amides, alkylolamides or imides or their condensation products with alkylene oxides
    • C11D1/523—Carboxylic alkylolamides, or dialkylolamides, or hydroxycarboxylic amides (R1-CO-NR2R3), where R1, R2 or R3 contain one hydroxy group per alkyl group
    • 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
    • C11D1/72—Ethers of polyoxyalkylene glycols

Definitions

  • the present application is directed to a detergent having improved cleaning performance, in particular to greasy stains, as well as methods for improving the
  • Soiling is not always optimal, which leads to consumer dissatisfaction. For this reason, greasy soiling is often pretreated, which is also not very user-friendly. It is therefore a general endeavor to further optimize the cleaning performance of detergents, especially on greasy stains.
  • the present invention is therefore based on the object, a detergent with improved cleaning performance, in particular to greasy soils provide. Furthermore, detergents are to be provided which have a reduced content of surfactant to save resources and yet have excellent detergency, especially in the removal of greasy soil.
  • Thickener may be an alkanolamide in addition to many different chemical compounds.
  • Surfactant components contain special alkanolamides.
  • cleaning performance is understood as the removal of one or more soiling, in particular laundry soils, which are bleach-sensitive, enzyme-sensitive or surfactant-sensitive.
  • the distance can be measured by a brightening of the soiling measured as well as assessed visually.
  • a first subject of the invention is directed to a detergent, preferably liquid detergent, containing based on the total weight (i) a total amount of 5.0 to 20.0 wt .-% of a surfactant combination, based on the total weight of said surfactant combination of
  • R is a linear or branched, substituted or unsubstituted radical
  • the group -A- represents a chemical bond or a radical - (OZ) n -O-,
  • OZ is an ethylene oxide (EO) or propylene oxide (PO) grouping and n is an integer from 1 to 50, preferably from 1 to 20 and especially from 2 to
  • Y + stands for a monovalent cation or the nth part of an n-valent cation
  • R 2 is a linear or branched, substituted or unsubstituted alkyl, aryl or alkylaryl radical
  • n are integers from 1 to 50
  • R 3 and R 4 independently of one another represent a hydrogen atom or a (C 2 to C 6) -hydroxyalkyl group, with the proviso that at least one of the radicals denotes a (C 2 -C 6) -hydroxyalkyl group,
  • R 5 is a saturated or unsaturated hydrocarbon radical having 9 to 19
  • Carbon atoms in particular having 1 1 to 17 carbon atoms, is.
  • the agents can be detergents for textiles, carpets or natural fibers.
  • the detergents in the context of the invention also include washing aids which are metered into the actual detergent during manual or automatic textile washing in order to achieve a further effect.
  • detergents in the context of the invention also include Textilvor- and Aftertreatment agent, that is to say means with which the item of laundry is brought into contact before the actual washing, for example for dissolving stubborn dirt.
  • At least one refers to 1 or more, for example, 1, 2, 3, 4, 5, 6, 7, 8, 9 or more.
  • Liquid in the context of the preferred form of a liquid detergent, means that the detergent is in liquid form, and especially flowable, at room temperature, i.e., about 20 ° C, and is thus discharged from a container, for example.
  • the present invention relates to the use of such a detergent, especially as a laundry detergent.
  • the present invention relates to the use of at least one said alkanolamide of the formula (III) for increasing the cleaning performance of detergents, in particular a total surfactant content of less than 30 wt .-%, particularly preferably less than 25 wt .-%, most preferably less than 21% by weight, based in each case on the weight of the detergent.
  • the invention is directed to a washing process comprising the process steps
  • the detergent according to the invention based on its total weight, has a total surfactant content of less than 30% by weight, more preferably less than 25% by weight, most preferably less than 21% by weight.
  • the amounts of the alkanolamides of the formula (III) used according to the invention are likewise included. and optionally containing additional surfactants other than compounds of the above formulas (I) to (III).
  • Detergents according to the invention contain a special surfactant combination.
  • Surfactant combination consists of at least one surfactant of the formula (I) and at least one surfactant of the formula (II) (vide supra).
  • said specific surfactant combination contains at least one such surfactant of the above formula (I), wherein A of the formula (I) for the structural unit - (OZ) n -0-, wherein OZ stands for a Ethylene oxide (EO) or propylene oxide (PO) grouping and n is an integer from 1 to 50, preferably from 1 to 20 and especially from 2 to 10, most preferably 2, 3, 4, 5, 6, 7 or 8, stands,
  • R according to formula (I) is a linear or branched, substituted or unsubstituted alkyl radical. This results in preferred alkyl ether sulfates of the formula (1-1)
  • R is a linear or branched, substituted or unsubstituted alkyl radical, preferably a linear, unsubstituted alkyl radical, more preferably a fatty alcohol radical.
  • Preferred radicals R are selected from decyl, undecyl, dodecyl, tridecyl, tetradecyl, pentadecyl, hexadecyl, heptadecyl, octadecyl, nonadecyl, eicosyl radicals and mixtures thereof, where the representatives with even number of carbon atoms are preferred.
  • radicals R are derived from C 12 -C 18 -fatty alcohols, for example coconut fatty alcohol, tallow fatty alcohol, lauryl, myristyl, cetyl or stearyl alcohol or C 10 -C 20 oxo alcohols.
  • Y + is as previously defined in formula (I).
  • OZ is according to formula (1-1) an ethylene oxide (EO) or propylene oxide (PO) grouping, preferably an ethylene oxide grouping.
  • the index n is according to formula (1-1) an integer from 1 to 50, preferably from 1 to 20 and in particular from 2 to 10. Most preferably, n stands for the numbers 2, 3, 4, 5, 6, 7 or 8.
  • Y + is according to formula (1-1) a monovalent cation or the n-th part of an n-valent cation, preference being given to the alkali metal ions and including Na + or K + , with Na + being extremely preferred. Other cations Y + may be selected from NhV, Mn 2+ , and mixtures thereof.
  • Particularly preferred detergents contain as compound of the formula (I) or as the compound of the formula (1-1) at least one alkyl ether sulfate selected from fatty alcohol ether sulfates of the formula (I-2)
  • Degree of ethoxylation represents a statistical average that may be an integer or a fractional number for a particular product.
  • the indicated degrees of alkoxylation represent statistical averages, which may be an integer or a fractional number for a particular product.
  • Preferred alkoxylates / ethoxylates have a narrow homolog distribution (narrow rank ethoxylates, NRE).
  • the detergents according to the invention (particularly preferably in addition to at least one compound of the formula (1-1)) as anionic surfactant of the formula I) contain at least one compound of the formula (I-3)
  • a particularly preferred representative can be described by the formula I-3a):
  • R ' and R " together contain from 9 to 19, preferably from 1 to 15 and in particular from 1 to 13 C atoms and Y + is Na + (in particular the above formula (I-3a)),
  • the compounds of the formula (I-1) give the compounds of the formula (I-3) in a weight ratio range of from 1: 5 to 100: 1, in particular from 1: 3 to 50: 1 , more preferably from 1 to 2 to 20 to 1, most preferably from 1 to 1.5 to 10 to 1, most preferably from 1 to 1.3 to 2.2 to 1, most preferably from 1.2 to 1 to 1.3 to 1, in the detergent are.
  • R 2 is preferably a linear, unsubstituted alkyl radical, particularly preferably a fatty alcohol radical.
  • Preferred radicals R 2 are selected from decyl, undecyl, dodecyl, tridecyl, tetradecyl, pentadecyl, hexadecyl, heptadecyl,
  • R 2 are derived from C 12 -C 18 -fatty alcohols, for example from coconut fatty alcohol, tallow fatty alcohol, lauryl, myristyl, cetyl or stearyl alcohol or from C 10 -C 20 oxo alcohols.
  • XO is preferably an ethylene oxide group according to formula (II).
  • the index m is preferably from 1 to 20 and in particular from 2 to 10. Most preferably, m is the numbers 2, 3, 4, 5, 6, 7 or 8.
  • particularly preferred surfactants are selected from fatty alcohol ethoxylates of the formula (11-1)
  • the detergent according to the invention contains the components of the special surfactant combination (i) in a defined ratio. Furthermore, said surfactant combination (i) is contained in a defined total amount.
  • R is a linear or branched, substituted or unsubstituted radical
  • the group -A- represents a chemical bond or a radical - (OZ) n -O-,
  • OZ is an ethylene oxide (EO) or propylene oxide (PO) grouping and n is an integer from 1 to 50, preferably from 1 to 20 and especially from 2 to
  • Y + stands for a monovalent cation or the nth part of an n-valent cation
  • R 2 is a linear or branched, substituted or unsubstituted alkyl, aryl or alkylaryl radical
  • n are integers from 1 to 50
  • the preferred embodiments of the said compounds of the formulas (I) to (III) and / or the preferred amounts used and / or the preferred weight ratios are, in particular, mutatis mutandis preferably used.
  • the surfactant combination according to the invention consisting of said surfactants of the formulas (I) and (II) (preferably of the formulas (1-1), (II-3) and (11-1), particularly preferably of the formulas (I -2), (I-3) and (11-1)) in the detergent in an amount of 7 to 18% by weight, especially 9 to 17% by weight.
  • the detergents according to the invention necessarily contain at least one alkanolamide of the formula (III) (vide supra).
  • Detergents preferred according to the invention comprise the alkanolamides of the formula (III) in an amount of from 0.5 to 10% by weight, in particular from 1.0 to 5.0% by weight, based in each case on the weight of the detergent.
  • the amount of alkanolamides used is preferably to be selected within the preferred range (vide supra) that the previously defined preferred total amount of surfactant is maintained.
  • alkanolamides according to formula (III) are those in which R 3 and R 4 are a (C 2 to C 4 ) -hydroxyalkyl group (especially 2-hydroxyethyl).
  • radical R 5 is particularly preferably an unsaturated radical
  • R 3 and R 4 of the formula (III) represent a (C 2 to C 4 ) -hydroxyalkyl group (especially 2-hydroxyethyl).
  • the detergent according to the invention contains as alkanolamide of the formula (III) preferably at least one compound from the group formed from oleamide DEA, lauramide DEA,
  • Linoleamide DEA Cocamide DEA, Myristamide DEA, Capramide DEA, Soyamide DEA,
  • Stearamide DEA Undecylenamide DEA, Myristamide MEA, Cocamide MEA, Lauramide MEA, Stearamide MEA.
  • the substance names of the said compounds correspond to the so-called INCI name of said alkanolamides according to the nomenclature of cosmetic ingredients (International Nomenclature of Cosmetic Ingredients).
  • the detergents additionally contain at least one soap as anionic surfactant.
  • Soaps are the water-soluble sodium or potassium salts of saturated and unsaturated fatty acids with 10 to 20
  • Naphthenic acids which are used as solid or semi-solid mixtures mainly for washing and cleaning purposes.
  • unsaturated fatty acids having 10 to 20 carbon atoms, especially 12 to 18
  • Carbon atoms, according to the invention are preferred soaps.
  • Particularly preferred detergents are characterized in that they contain, based on their weight, from 0.1 to 5.0% by weight, particularly preferably from 1.0 to 4.5% by weight, very particularly preferably from 1.5 to 4 , 0% by weight soap (s) contain.
  • the amount of soap (s) used is preferably to be selected within the preferred range (vide supra) that the previously defined preferred total amount of surfactant is maintained.
  • the agents according to the invention may additionally comprise at least one further surfactant which is different from the abovementioned compounds.
  • additional surfactants are selected from at least one compound selected from the group consisting of anionic surfactants, nonionic surfactants, cationic surfactants, amphoteric surfactants, and
  • the additional anionic surfactants may be in the form of their sodium, potassium or magnesium or ammonium salts.
  • the anionic surfactants are in the form of their sodium salts and / or ammonium salts.
  • For neutralization usable amines are
  • choline preferably choline, triethylamine, monoethanolamine, diethanolamine, triethanolamine,
  • Methylethylamine or a mixture thereof, with monoethanolamine is preferred.
  • Suitable additional nonionic surfactants include alkoxylated fatty acid alkyl esters, alkoxylated fatty acid amides, hydroxylated alkyl glycol ethers, polyhydroxy fatty acid amides,
  • Alkylphenol polyglycol ethers Alkylphenol polyglycol ethers, amine oxides, alkyl (poly) glucosides and mixtures thereof.
  • hydroxylated alkyl glycol ether may additionally at least one or more compounds of the formula
  • R is -CH (OH) CH 2 -O (CHR 4 CH 2 O) x CH 2 CHR 3 (OCH 2 CHR 4 ) y O-CH 2 CH (OH) -R 2 in which
  • R and R 2 are independently a C6-24 linear or branched alkyl or alkenyl group, preferably a C6-16 linear saturated alkyl group, more preferably a C6-C6 linear saturated alkyl group, most preferably a linear, saturated Cs -Alkyl stand;
  • R 3 is a linear or branched C 6-24 alkyl or alkenyl radical, preferably a linear, saturated C 6-16 alkyl radical, preferably a linear, saturated C 6-16 alkyl radical, more preferably a linear, saturated C 6 -oalkyl radical , most preferably a linear, saturated C6 alkyl radical;
  • each R 4 is independently H, Chta or CH 2 -CH 3, preferably H;
  • x and y independently represent values between 1 and 40, preferably between 2 and 30, more preferably between 5 and 20, most preferably between 10 and 15, with x + y preferably 5 to 40, more preferably 10 to 30, even more preferably 15 to 25, most preferably 20,
  • the additional alkyl glycol ether is selected from one or more compounds of the formula
  • R is -CH (OH) CH 2 -O (CH 2 CH 2 O) x CH 2 CHR 3 (OCH 2 CH 2 ) y O -CH 2 CH (OH) -R 2
  • R and R 2 are independently a linear, saturated C 6-16 alkyl radical, preferably a linear, saturated C6-io-alkyl radical
  • R 3 is a linear saturated C6-16 alkyl group, preferably a linear, saturated C6-8 alkyl
  • x + y 15 to 25, preferably 20.
  • R and R 2 are linear Cs-alkyl
  • Such alkyl glycol ethers (1,2-octanediol-20EO-di (hydroxydecyl ether)) are under the
  • amine oxides which have been established for this purpose in the prior art as amine oxide are compounds which have the formula RR 2 R 3 NO, where each R, R 2 and R 3 is independently of the others an optionally substituted C 1 -C 30 hydrocarbon chain , Particularly preferably used amine oxides are those in which R is C 12 -C 18 alkyl and R 2 and R 3 are each independently C 1 -C 4 alkyl, in particular C 12 -C 18 alkyl dimethylamine oxides.
  • Suitable amine oxides are N-cocoalkyl-N, N-dimethylamine oxide, N-tallowalkyl-N, N-dihydroxyethylamine oxide, myristyl / cetyldimethylamine oxide or lauryldimethylamine oxide.
  • the detergent may contain other ingredients that further improve the performance and / or aesthetic properties of the detergent.
  • the detergent preferably additionally contains one or more substances from the group of enzymes, bleaching agents, complexing agents, builders, electrolytes, nonaqueous solvents, pH regulators, perfumes, perfume carriers, fluorescers,
  • Dyes hydrotropes, foam inhibitors, silicone oils, anti redeposition agents,
  • Grayness inhibitors anti-shrinkage agents, anti-crease agents, color transfer inhibitors, antimicrobial agents, germicides, fungicides, antioxidants, preservatives,
  • Corrosion inhibitors antistatic agents, bittering agents, ironing aids, repellents and impregnating agents, swelling and anti-slip agents, plasticizing components and UV absorbers.
  • the detergent preferably contains at least one enzyme.
  • all the enzymes established in the prior art for this purpose can be used in this regard.
  • it is one or more enzymes which can develop catalytic activity in a detergent, in particular a protease, amylase, lipase, cellulase, hemicellulase, mannanase, pectin-splitting enzyme, tannase, xylanase, xanthanase, ⁇ -glucosidase, carrageenase , Perhydrolase, oxidase, oxidoreductase and their mixtures.
  • Preferred hydrolytic enzymes include in particular proteases, amylases, in particular ⁇ -amylases, cellulases, lipases, hemicellulases, in particular pectinases, mannanases, ⁇ -glucanases, and mixtures thereof.
  • proteases are particularly preferred, and proteases are particularly preferred.
  • These enzymes are basically of natural origin; Based on the natural molecules, improved variants are available for use in detergents, which are preferably used accordingly.
  • the enzymes to be used can also be used together with accompanying substances, such as from
  • Fermentation or be prepared with stabilizers.
  • a bleaching agent can serve all substances that destroy or absorb dyes by oxidation, reduction or adsorption and thereby discolor materials. These include, among others, hypohalite-containing bleach, hydrogen peroxide, perborate, percarbonate,
  • Peroxoacetic acid diperoxoazelaic acid, diperoxododecanedioic acid and oxidative enzyme systems.
  • silicates As builders, which may be contained in the detergent, in particular silicates, aluminum silicates (especially zeolites), carbonates, salts of organic di- and
  • Organic builders which may be present in the detergent are, for example, the polycarboxylic acids which can be used in the form of their sodium salts, polycarboxylic acids meaning those carboxylic acids which carry more than one acid function.
  • polycarboxylic acids meaning those carboxylic acids which carry more than one acid function.
  • these are citric acid, adipic acid, succinic acid, glutaric acid, malic acid, tartaric acid, maleic acid, fumaric acid, sugar acids, aminocarboxylic acids, and mixtures of these.
  • Preferred salts are the salts of polycarboxylic acids such as citric acid, adipic acid,
  • Succinic acid glutaric acid, tartaric acid, sugar acids and mixtures thereof.
  • polymeric polycarboxylates are suitable. These are, for example, the alkali metal salts of polyacrylic acid or polymethacrylic acid, for example, those having a molecular weight of 600 to 750,000 g / mol.
  • Suitable polymers are, in particular, polyacrylates, which preferably have a molecular weight of from 1, 000 to 15, 000 g / mol. Because of their superior solubility, the short-chain polyacrylates, which have molecular weights of from 1,000 to 10,000 g / mol, and particularly preferably from 1,000 to 5,000 g / mol, may again 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.
  • the polymers may also contain allylsulfonic acids, such as allyloxybenzenesulfonic acid and methallylsulfonic acid, as a monomer.
  • allylsulfonic acids such as allyloxybenzenesulfonic acid and methallylsulfonic acid, as a monomer.
  • liquid detergents are preferably soluble builders, such as
  • Citric acid or acrylic polymers having a molecular weight of 1 .000 to 5,000 g / mol used.
  • Preferred detergents are liquid and preferably contain water as the main solvent. It is preferred that the detergent more than 5 wt .-%, preferably more than 15 wt .-% and particularly preferably more than 25 wt .-%, each based on the total amount of detergent, water. Particularly preferred liquid detergents contain - based on their weight - 5 to 90 wt .-%, preferably 10 to 85 wt .-%, particularly preferably 25 to 75 wt .-% and in particular 35 to 65 wt .-% water. Alternatively, the detergents may be low-water to water-free detergents, the water content in a preferred embodiment being less than 10% by weight and more preferably less than 8% by weight, based in each case on the total liquid detergent ,
  • nonaqueous solvents may be added to the detergent.
  • Suitable non-aqueous solvents include mono- or polyhydric alcohols, alkanolamines or glycol ethers, provided that they are miscible with water in the specified concentration range.
  • the solvents are preferably selected from ethanol, n-propanol, i-propanol, butanols, glycol, propanediol, butanediol, methylpropanediol, glycerol, diglycol, propyldiglycol, butyldiglycol, hexyleneglycol, ethylene glycol methyl ether, ethylene glycol ethyl ether,
  • Propylene glycol propyl ether dipropylene glycol monomethyl ether, dipropylene glycol monoethyl ether, methoxytriglycol, ethoxytriglycol, butoxytriglycol, 1-butoxyethoxy-2-propanol, 3-methyl-3-methoxybutanol, propylene glycol t-butyl ether, di-n-octyl ether and mixtures thereof
  • the detergent contains an alcohol, in particular ethanol and / or glycerol, in amounts of between 0.5 and 5 wt .-%, based on the total detergent.
  • Methods for cleaning textiles are generally distinguished by the fact that various cleaning-active substances are applied to the items to be cleaned in a plurality of process steps and washed off after the action time, or that the items to be cleaned are otherwise treated with a detergent or a solution of this agent.
  • temperatures of 60 ° C or less for example 50 ° C or less, are used in various embodiments of the invention. These temperature data refer to the temperatures used in the washing steps.
  • the invention also relates to the use of at least one said alkanolamide for improving the cleaning performance of a detergent, in particular on greasy soils
  • the alkanolamide is as defined above.
  • the alkanolamides disclosed above as preferred embodiments are also preferred for the use described.
  • the detergent is preferably a liquid detergent.
  • Detergent preferably liquid detergent, containing based on the
  • R is a linear or branched, substituted or unsubstituted radical selected from alkyl, aryl or alkylaryl radicals and
  • the grouping -A- is a chemical bond or a radical - (OZ) n -O-, where OZ is an ethylene oxide (EO) or propylene oxide (PO) grouping and n is an integer from 1 to 50, preferably from 1 to 20 and in particular from 2 to 10, very particularly preferably 2, 3, 4, 5, 6, 7 or 8,
  • Y + stands for a monovalent cation or the nth part of an n-valent cation
  • R 2 is a linear or branched, substituted or unsubstituted alkyl
  • XO is an ethylene oxide (EO) or propylene oxide (PO) grouping
  • m is an integer from 1 to 50
  • R 5 is a saturated or unsaturated hydrocarbon radical having 9 to 19 carbon atoms, in particular having 1 1 to 17 carbon atoms.
  • Detergent according to item 1 characterized in that as an anionic surfactant of the formula (I) at least one alkyl ether sulfate having the formula (1-1) is contained,
  • R is a linear or branched, substituted or unsubstituted alkyl radical
  • OZ is an ethylene oxide (EO) or propylene oxide (PO) group, preferably one
  • Ethylene oxide moiety means
  • n is an integer from 1 to 50, preferably from 1 to 20 and in particular from 2 to 10,
  • Y + is a monovalent cation or the nth part of an n-valent cation, preferably an alkali metal ion, more preferably Na + or K + .
  • Detergent according to item 1 or 2 characterized in that as an anionic surfactant of the formula (I) at least one compound of the formula (I-3) is contained,
  • detergent according to point 3 characterized in that compounds of the formula (1-1) to the compounds of formula (I-3) in a weight ratio ranging from 1: 5 to 100: 1, especially from 1 to 3 to 50 1, more preferably from 1 to 2 to 20 to 1, most preferably from 1 to 1.5 to 10 to 1, most preferably from 1 to 1 .3 to 2.2 to 1, most preferably from 1.2 to 1 to 1.3 to 1 are.
  • Detergent according to one of the items 1 to 4 characterized in that it comprises as said surfactant combination 5 to 20 wt .-% of a surfactant combination based on the total weight of said surfactant combination of
  • R is a linear or branched, substituted or unsubstituted radical selected from alkyl, aryl or alkylaryl radicals and
  • the group -A- represents a chemical bond or a radical - (OZ) n -O-,
  • OZ is an ethylene oxide (EO) or propylene oxide (PO) grouping and n is an integer from 1 to 50, preferably from 1 to 20 and in particular from 2 to 10, very particularly preferably 2, 3, 4, 5, 6, 7 or 8,
  • Y + stands for a monovalent cation or the nth part of an n-valent cation
  • R 2 is a linear or branched, substituted or unsubstituted alkyl
  • n are integers from 1 to 50
  • Detergent according to one of the items 1 to 5, characterized in that said surfactant combination in an amount of 7 to 18 wt .-%, in particular from 9 to 17% by weight, ..
  • R 3 and R 4 are a (C 2 to C 4 ) -hydroxyalkyl group (especially 2-hydroxyethyl).
  • Detergent according to one of the items 1 to 8 characterized in that alkanolamide of the formula (III) in an amount of 0.5 to 10 wt .-%, in particular from 1, 0 to 5.0% by weight, based in each case Weight of the detergent is included.
  • Detergent according to one of the items 1 to 9 characterized in that in addition at least one soap is included.
  • Detergent according to item 10 characterized in that based on the weight of the detergent 0, 1 to 5.0 wt .-%, preferably 1, 0 to 4.5 wt .-%, particularly preferably 1, 5 to 4.0 wt .-%, soap is included. Washing process comprising the process steps
  • R 3 and R 4 independently of one another represent a hydrogen atom or a (C 2 -C 6) -hydroxyalkyl group, with the proviso that at least one of the radicals denotes a (C 2 -C 6) -hydroxyalkyl group,
  • R 5 is a saturated or unsaturated hydrocarbon radical having 9 to 19
  • Carbon atoms in particular having 1 1 to 17 carbon atoms, is,
  • a detergent for improving the cleaning performance, in particular of greasy stains, a detergent, in particular a liquid detergent.
  • the soiled textiles were bought or self-made.
  • Table 2 clearly shows that the addition of alkanolamide, especially with a low total amount of surfactant, leads to an improvement in the leachability, in particular of greasy stains.

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  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Detergent Compositions (AREA)

Abstract

L'invention concerne des détergents, de préférence des détergents liquides, qui contiennent, sur la base du poids total (i), une quantité totale de 5,0 à 20,0% en poids d'une combinaison de tensioactifs, constituée sur la base du poids total de ladite combinaison de tensioactifs - d'une quantité totale de 50 à 85% en poids d'un ou de plusieurs tensioactifs anioniques de la formule (I) dans laquelle R1, le groupe -A- et Y+ sont tels que définis dans la revendication 1, et - d'une quantité totale de 15 à 50% en poids d'un ou de plusieurs tensioactifs non ioniques de la formule (II) dans laquelle R2, XO et m sont tels que définis dans la revendication 1, et au moins un alcanolamide de la formule (III) dans laquelle R3 à R5 sont tels que définis dans la revendication 1, et qui présentent, en particulier pour une faible teneur totale en tensioactifs, des performances de nettoyage améliorées, en particulier pour éliminer les taches de graisse.
PCT/EP2014/078601 2014-01-07 2014-12-18 Détergents contenant un alcanolamide WO2015104162A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014200062.9 2014-01-07
DE102014200062.9A DE102014200062A1 (de) 2014-01-07 2014-01-07 Waschmittel enthaltend Alkanolamid

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WO2015104162A1 true WO2015104162A1 (fr) 2015-07-16

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DE (1) DE102014200062A1 (fr)
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB921036A (en) * 1958-05-21 1963-03-13 Colgate Palmolive Ltd Liquid detergent compositions
EP0088612A1 (fr) * 1982-03-06 1983-09-14 Bridgemace Limited Détergent
EP0234334A2 (fr) * 1986-02-08 1987-09-02 Henkel Kommanditgesellschaft auf Aktien Agent de lavage et de nettoyage pour matières textiles
KR930002845B1 (ko) 1990-11-15 1993-04-12 동건화학 주식회사 유류제거용 수성 액상 세정제 조성물 및 그 증점방법
EP0971022A1 (fr) * 1997-12-18 2000-01-12 Uno Shoyu Co., Ltd. Detergent liquide transparent contenant un tensioactif anionique a l'alkylbenzenesulfonate et du silicate de sodium

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB921036A (en) * 1958-05-21 1963-03-13 Colgate Palmolive Ltd Liquid detergent compositions
EP0088612A1 (fr) * 1982-03-06 1983-09-14 Bridgemace Limited Détergent
EP0234334A2 (fr) * 1986-02-08 1987-09-02 Henkel Kommanditgesellschaft auf Aktien Agent de lavage et de nettoyage pour matières textiles
KR930002845B1 (ko) 1990-11-15 1993-04-12 동건화학 주식회사 유류제거용 수성 액상 세정제 조성물 및 그 증점방법
EP0971022A1 (fr) * 1997-12-18 2000-01-12 Uno Shoyu Co., Ltd. Detergent liquide transparent contenant un tensioactif anionique a l'alkylbenzenesulfonate et du silicate de sodium

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Week 199347, Derwent World Patents Index; AN 1993-375340, XP002736740 *

Also Published As

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