WO2017009030A1 - Principes actifs polymères améliorant le pouvoir détergent - Google Patents

Principes actifs polymères améliorant le pouvoir détergent Download PDF

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Publication number
WO2017009030A1
WO2017009030A1 PCT/EP2016/064904 EP2016064904W WO2017009030A1 WO 2017009030 A1 WO2017009030 A1 WO 2017009030A1 EP 2016064904 W EP2016064904 W EP 2016064904W WO 2017009030 A1 WO2017009030 A1 WO 2017009030A1
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acrylate
acid
meth
weight
alkyl
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PCT/EP2016/064904
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German (de)
English (en)
Inventor
Benoit Luneau
Alexander Schulz
Hendrik Hellmuth
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Henkel Ag & Co. Kgaa
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Priority to EP16732315.3A priority Critical patent/EP3320073B1/fr
Publication of WO2017009030A1 publication Critical patent/WO2017009030A1/fr

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    • 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

Definitions

  • the primary washing power improving polymeric agents are the primary washing power improving polymeric agents.
  • the present invention relates to the use of certain terpolymers for enhancing the primary detergency of laundry detergents or cleaners when washing textiles or cleaning hard surfaces against, in particular, stain- or enzyme-sensitive stains, and detergents and cleaners containing such polymers.
  • Detergents contain in addition to the indispensable for the washing process ingredients such as surfactants and builder materials usually further ingredients that can be summarized by the term washing aids and include as different drug groups such as foam regulators, grayness inhibitors, bleach, bleach activators and dye transfer inhibitors.
  • Such excipients also include substances whose presence enhances the detergency of surfactants, without them usually having to exhibit a pronounced surfactant behavior itself. The same applies mutatis mutandis to cleaners for hard surfaces. Such substances are often referred to as Waschkraftverschreibr.
  • crosslinked polymers of 10 to 50 wt .-% N-vinylcaprolactam and 50 to 90 wt .-% N-vinylpyrrolidone are known, which in the presence of 0.5 to 7 wt .-% of a Crosslinking agent, which may also be produced in situ 1-vinyl-3 (E) -ethylidenpyrrolidone, can be prepared.
  • a Crosslinking agent which may also be produced in situ 1-vinyl-3 (E) -ethylidenpyrrolidone, can be prepared.
  • Such crosslinked polymers are suitable for filtering out polyphenols from beer.
  • N-vinylcaprolactam homopolymers and copolymers with minor amounts of other monomers such as N-vinylpyrrolidone is known from European patent application EP 0 181 204 A2.
  • European patent application EP 0 181 205 A2 discloses that such polymers can also be applied as sheathing materials to fibers, in particular of polyester, in order to achieve the soil-release effect.
  • US Patent Application US 2002/0177542 discloses laundry detergents which contain a soil-release effect and fabric-softening amount of N-vinylcaprolactam homopolymer having a K value of at least 40.
  • International Patent Application WO 2004/014326 A1 describes hair-washing compositions containing anionic surfactants and containing amino- and hydroxyl-containing silicone derivatives and water-soluble cationic polymers having an average molecular weight of from 100,000 g / mol to 2,000,000 g / mol and charge densities of from 0.6 to 4 meq / g among them also N-vinylpyrrolidone / alkylaminoacrylate / N-vinylcaprolactam copolymers are mentioned, and there are used because of their conditioning effect.
  • the invention provides the use of copolymerization of N-vinylpyrrolidone, N-vinylcaprolactam and another ethylenically unsaturated compound selected from vinyl acetate, vinylformamide, optionally alkoxylated C 1 -C 24 -alkyl (meth) acrylate, polyalkylene glycol (meth) acrylate, styrene, hydroxyethyl acrylate, hydroxypropyl acrylate, hydroxyethyl methacrylate, acrylamide, N-alkyl-substituted (meth) acrylamide, vinylimidazole, vinylpyridine, dimethylaminoethyl methacrylate, dimethylaminoethyl acrylate, dimethylaminopropylacrylamide, dimethylaminopropyl-imethacrylamide, vinylsulfonate, allylsulfonic acid, methallylsulfonic acid, vinylphosphonic acid, allyl alcohol,
  • Preferred halides are the chlorides; the said acid groups may, in the monomer used for the polymerization and / or in particular in the finished polymer, also be present in salt form, for example as alkali metal or ammonium salt, for example as sodium and / or mono-, di- and trialkylammonium and / or or hydroxyalkylammonium salt.
  • the acetate or formamide groups present after the copolymerization can be completely or partially removed hydrolytically, hydrolyzing degrees of from 0% to 100% being possible.
  • Ci-C24-alkyl (meth) acrylates, in which the alkyl group may be linear or branched, are preferably selected from methyl (meth) acrylate,
  • the sulfonic group-bearing alkylacrylamides acrylamidomethylpropanesulfonic acid is particularly preferable.
  • the compounds mentioned as preferred may be used alone or in mixtures.
  • the copolymers used according to the invention are preferably non-crosslinked and, except where appropriate from conventional radical starter and / or radical chain terminating compounds resulting groups on no other than the said monomers derived shares. They are preferably obtainable by copolymerization of 60 wt .-% to 98 wt .-% N-vinylpyrrolidone, 1 wt .-% to 39 wt .-% N-vinylcaprolactam and 1 wt .-% to 20 wt .-% of said further ethylenically unsaturated compound, wherein the weight percentages here relate to the total amount of monomers present in the copolymerization.
  • the polymeric active ingredient preferably has an average molecular weight (here and below at average molecular weight data: number average) in the range of 1000 g / mol to
  • 500000 g / mol in particular from 1100 g / mol to 150000 g / mol.
  • Another object of the invention is a method for removing in particular bleach or enzyme-sensitive soiling of textiles or hard surfaces, in which a detergent or cleaning agent and a said polymeric active ingredient are used.
  • This method can be carried out manually or mechanically, for example by means of a household washing machine or dishwasher. It is possible to apply the particular liquid agent and the active ingredient simultaneously or sequentially. The simultaneous application can be carried out particularly advantageously by the use of an agent which contains the active ingredient.
  • Bleach- or enzyme-sensitive stains are understood to mean those which are usually at least partially removable from bleaches or with the aid of enzymes, for example soiling of red wine or chocolate mousse.
  • the active compounds used in the invention can be prepared in a simple way by free-radical polymerization of the ethylenically unsaturated monomers.
  • the polymerization can be carried out as a block copolymerization or as a random copolymerization. Preferably it is carried out as a random copolymerization. Alternatively, it can be carried out as a block copolymerization in which first N-vinylpyrrolidone oligomer blocks are prepared and the other monomers are polymerized thereon.
  • copolymers obtainable from the monomers mentioned leads to a significantly better detachment of, in particular, bleach- or enzyme-sensitive soiling on hard surfaces and on textiles, including those made of cotton or with a proportion of cotton, than when compounds previously known for this purpose were used the case is.
  • significant levels of surfactants can be saved while maintaining soil release capability.
  • a further advantage of the copolymers used according to the invention is that they can readily be incorporated stably into liquid water-containing detergents and cleaners without this leading to phase separations.
  • Another object of the invention are therefore washing and cleaning agents, in particular liquid water-containing detergents and cleaners containing a said copolymer.
  • the use according to the invention can be carried out in the context of a washing or cleaning process by adding the active ingredient to a washing or cleaning agent-containing liquor or preferably introducing the active ingredient as a constituent of a washing or cleaning agent into the liquor, wherein the concentration of active ingredient in the liquor is preferably in the range of 0.01 g / l to 0.5 g / l, in particular from 0.02 g / l to 0.2 g / l.
  • Detergents or cleaning agents which contain or are used together with an active substance to be used according to the invention or are used in the process according to the invention may contain all customary other constituents of such agents which do not interact in an undesired manner with the active ingredient essential to the invention.
  • a polymeric active substance as defined above is incorporated in detergents or cleaners in amounts of from 0.1 to 10% by weight, in particular from 0.2 to 5% by weight.
  • An agent which contains or is used together with an active substance to be used according to the invention or which is used in the process according to the invention may preferably contain peroxygen bleaching agents, in particular in amounts of 5% by weight. to 70 wt .-%, and optionally bleach activator, in particular in amounts ranging from 2 wt .-% to 10 wt .-%, included.
  • the bleaches in question are preferably the peroxygen compounds generally used in detergents, such as percarboxylic acids, for example dodecanedioic acid or phthaloylaminoperoxicaproic acid, hydrogen peroxide, alkali metal perborate, which may be present as tetra- or monohydrate, percarbonate, perpyrophosphate and persilicate, which are generally used as alkali metal salts, in particular as sodium salts.
  • percarboxylic acids for example dodecanedioic acid or phthaloylaminoperoxicaproic acid
  • hydrogen peroxide alkali metal perborate
  • percarbonate percarbonate
  • perpyrophosphate and persilicate which are generally used as alkali metal salts, in particular as sodium salts.
  • Such bleaching agents are in detergents containing an active ingredient according to the invention, preferably in amounts of up to 25 wt .-%, in particular up to 15 wt .-% and particularly preferably from 5 wt .-% to 15 wt .-%, each based on total agent, present, in particular percarbonate is used.
  • the optionally present component of the bleach activators comprises the conventionally used N- or O-acyl compounds, for example polyacylated alkylenediamines, in particular tetraacetylethylenediamine, acylated glycolurils, in particular tetraacetylglycoluril, N-acylated hydantoins, hydrazides, triazoles, urazoles, diketopiperazines, sulphurylamides and cyanurates, also carboxylic acid anhydrides, in particular phthalic anhydride, carboxylic acid esters, in particular sodium isononanoyl-phenolsulfonate, and acylated sugar derivatives, in particular pentaacetylglucose, and also cationic nitrile derivatives such as trimethylammonium acetonitrile salts.
  • N- or O-acyl compounds for example polyacylated alkylenediamines, in particular tetraacetyl
  • the bleach activators may have been coated and / or granulated in a known manner with coating substances in order to avoid the interaction with the per compounds, granulated tetraacetylethylenediamine having mean particle sizes of from 0.01 mm to 0.8 mm, granulated 1, with the aid of carboxymethylcellulose. 5-diacetyl-2,4-dioxohexahydro-1, 3,5-triazine, and / or formulated in particulate trialkylammoniumacetonitrile is particularly preferred.
  • Such bleach activators are preferably contained in detergents in amounts of up to 8% by weight, in particular from 2% by weight to 6% by weight, based in each case on the total agent.
  • an agent according to the invention or used in the context of the invention comprises synthetic anionic surfactant of the sulfate and / or sulfonate type, in particular alkylbenzenesulfonate, fatty alkylsulfate, fatty alkyl ether sulfate, alkyl and / or dialkyl sulfosuccinate, sulfo fatty acid esters and / or sulfo fatty acid salts, in particular in an amount Range from 2% to 25% by weight.
  • synthetic anionic surfactant of the sulfate and / or sulfonate type in particular alkylbenzenesulfonate, fatty alkylsulfate, fatty alkyl ether sulfate, alkyl and / or dialkyl sulfosuccinate, sulfo fatty acid esters and / or sulfo fatty acid salts, in particular in an amount Range from 2% to 25% by
  • the anionic surfactant is preferably selected from the alkylbenzenesulfonates, the alkyl or alkenyl sulfates and / or the alkyl or alkenyl ether sulfates in which the alkyl or alkenyl group has 8 to 22, in particular 12 to 18, carbon atoms. These are usually not individual substances, but cuts or mixtures. Of these, preference is given to those whose proportion of compounds having longer-chain radicals in the range from 16 to 18 C atoms is more than 20% by weight.
  • a further embodiment of such agents comprises the presence of nonionic surfactants selected from fatty alkyl polyglycosides, fatty alkyl polyalkoxylates, in particular ethoxylates and / or propoxylates, fatty acid polyhydroxyamides and / or ethoxylation and / or propoxy l michs occurn of fatty alkylamines, vicinal diols, fatty acid alkyl esters and / or fatty acid amides and mixtures thereof, in particular in an amount in the range of 2 wt .-% to 25 wt .-%.
  • Suitable nonionic surfactants 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 C atoms, preferably 12 to 18 C atoms.
  • the degree of alkoxylation of the alcohols is generally between 1 and 20, preferably between 3 and 10. They can be prepared in a known manner by reacting the corresponding alcohols with the corresponding alkylene oxides.
  • Particularly suitable are the derivatives of fatty alcohols, although their branched-chain isomers, in particular so-called oxo alcohols, can be used for the preparation of usable alkoxylates.
  • alkoxylates in particular the ethoxylates, primary alcohols with linear, in particular dodecyl, tetradecyl, hexadecyl or octadecyl radicals and mixtures thereof.
  • suitable alkoxylation products of alkylamines, vicinal diols and carboxylic acid amides, which correspond to the said alcohols with respect to the alkyl part usable.
  • alkylpolyglycosides for incorporation in the compositions according to the invention are compounds of the general formula (G) n-OR 12 , in which R 2 is an alkyl or alkenyl radical having 8 to 22 C atoms, G is a glycose unit and n is a number between 1 and 10 mean.
  • the glycoside component (G) n are oligomers or polymers of naturally occurring aldose or ketose monomers, in particular glucose, mannose, fructose, galactose, talose, gulose, altrose, allose, idose, ribose, Include arabinose, xylose and lyxose.
  • the oligomers consisting of such glycosidically linked monomers are characterized not only by the nature of the sugars contained in them by their number, the so-called Oligomermaschinesgrad.
  • the degree of oligomerization n assumes as the value to be determined analytically generally broken numerical values; it is between 1 and 10, with the glycosides preferably used below a value of 1, 5, in particular between 1, 2 and 1, 4.
  • Preferred monomer building block is glucose because of its good availability.
  • the alkyl or alkenyl moiety R 2 of the glycosides preferably also originates from readily available derivatives of renewable raw materials, in particular from fatty alcohols, although their branched-chain isomers, in particular so-called oxoalcohols, can be used to prepare useful glycosides. Accordingly, the primary alcohols having linear octyl, decyl, dodecyl, tetradecyl, hexadecyl or octadecyl radicals and mixtures thereof are particularly suitable.
  • Nonionic surfactant is in agents which contain an active ingredient according to the invention or used in the context of the use according to the invention, preferably in Amounts of 1 wt .-% to 30 wt .-%, in particular from 1 wt .-% to 25 wt .-%, with amounts in the upper part of this range are more likely to be found in liquid detergents and particulate detergent preferably rather smaller amounts of contain up to 5 wt .-%.
  • the agents may instead or additionally contain further surfactants, preferably synthetic anionic surfactants of the sulfate or sulfonate type, to which, for example, the abovementioned alkylbenzenesulfonates, in amounts of preferably not more than 20% by weight, in particular 0.1% by weight, are used .-% to 18 wt .-%, each based on the total agent included.
  • Suitable synthetic anionic surfactants which are particularly suitable for use in such compositions are the alkyl and / or alkenyl sulfates having 8 to 22 C atoms which carry an alkali, ammonium or alkyl or hydroxyalkyl-substituted ammonium ion as counter cation.
  • alkyl and alkenyl sulfates can be prepared in a known manner by reaction of the corresponding alcohol component with a customary sulfating reagent, in particular sulfur trioxide or chlorosulfonic acid, and subsequent neutralization with alkali, ammonium or alkyl or hydroxyalkyl-substituted ammonium bases.
  • Sulfur-type surfactants which can be used also include the sulfated alkoxylation products of the alcohols mentioned, known as ether sulfates.
  • Such ether sulfates preferably contain from 2 to 30, in particular from 4 to 10, ethylene glycol groups per molecule.
  • Suitable anionic surfactants of the sulfonate type include the ⁇ -sulfoesters obtainable by reaction of fatty acid esters with sulfur trioxide and subsequent neutralization, in particular those of fatty acids having 8 to 22 C atoms, preferably 12 to 18 C atoms, and linear alcohols having 1 to 6 carbon atoms, preferably 1 to 4 carbon atoms, derivative sulfonation, as well as the formal saponification resulting from these sulfo fatty acids.
  • Preferred anionic surfactants are also the salts of sulfosuccinic acid esters, which are also referred to as alkylsulfosuccinates or dialkylsulfosuccinates, and which are monoesters or diesters of sulfosuccinic acid with alcohols, preferably fatty alcohols and in particular ethoxylated fatty alcohols.
  • Preferred sulfosuccinates contain Cs to Ci8 fatty alcohol residues or mixtures of these.
  • Particularly preferred sulfosuccinates contain an ethoxylated fatty alcohol radical, which in itself is a nonionic surfactant.
  • Sulfosuccinates whose fatty alcohol residues are derived from ethoxylated fatty alcohols with a narrow homolog distribution, are again particularly preferred.
  • soaps suitable being saturated fatty acid soaps, such as the salts of lauric acid, myristic acid, palmitic acid or stearic acid, and soaps derived from natural fatty acid mixtures, for example coconut, palm kernel or tallow fatty acids.
  • those soap mixtures are preferred which are composed of 50% by weight to 100% by weight of saturated C 12-18 fatty acid soaps and up to 50% by weight of oleic acid soap.
  • soap is included in amounts of 0.1 to 5% by weight.
  • higher levels of soap generally up to 20% by weight, can be included.
  • compositions may also contain betaines and / or cationic surfactants, which, if present, are preferably used in amounts of from 0.5% by weight to 7% by weight.
  • the composition contains water-soluble and / or water-insoluble builder, in particular selected from alkali metal aluminosilicate, crystalline alkali metal silicate with modulus above 1, monomeric polycarboxylate, polymeric polycarboxylate and mixtures thereof, in particular in amounts ranging from 2.5 wt .-% to 60 wt .-%.
  • water-soluble and / or water-insoluble builder in particular selected from alkali metal aluminosilicate, crystalline alkali metal silicate with modulus above 1, monomeric polycarboxylate, polymeric polycarboxylate and mixtures thereof, in particular in amounts ranging from 2.5 wt .-% to 60 wt .-%.
  • the agent preferably contains from 20% to 55% 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 obtainable by oxidation of polysaccharides, polymeric acrylic acids, methacrylic acids, maleic acids and mixed polymers thereof, which may also contain copolymerized small amounts of polymerizable substances without carboxylic acid functionality.
  • the relative molecular mass of the homopolymers of unsaturated carboxylic acids is generally between 5000 g / mol and 200,000 g / mol, that of the copolymers between 2000 g / mol and 200,000 g / mol, preferably 50,000 g / mol to 120,000 g / mol, based on the free acid ,
  • a particularly preferred acrylic acid-maleic acid copolymer has a molecular weight of 50,000 g / mol to
  • Suitable, although less preferred, compounds of this class are copolymers of acrylic or methacrylic acid with vinyl ethers, such as vinylmethyl ethers, vinyl esters, ethylene, propylene and styrene, in which the acid content is at least 50% by weight.
  • vinyl ethers such as vinylmethyl ethers, vinyl esters, ethylene, propylene and styrene
  • the acid content is at least 50% by weight.
  • Terpolymers which contain two carboxylic acids and / or salts thereof as monomers and also vinyl alcohol and / or a vinyl alcohol derivative or a carbohydrate as the third monomer may also be used as water-soluble organic builder substances.
  • the first acidic monomer or its salt is derived from a monoethylenically unsaturated C 3 -C 8 -carboxylic acid and preferably from a C 3 -C 4 -monocarboxylic acid, in particular from (meth) acrylic acid.
  • the second acidic monomer or its salt may be a derivative of a C4-Cs dicarboxylic acid, with maleic acid being particularly preferred.
  • the third monomeric unit is formed in this case of vinyl alcohol and / or preferably an esterified vinyl alcohol. Particularly preferred are vinyl alcohol derivatives which are an ester of short chain carboxylic acids, for example, C1-C4 carboxylic acids, with vinyl alcohol.
  • Preferred terpolymers contain from 60% by weight to 95% by weight, in particular from 70% by weight to 90% by weight, of (meth) acrylic acid and / or (meth) acrylate, particularly preferably acrylic acid and / or acrylate, and maleic acid and / or maleate and also 5% by weight to 40% by weight, preferably 10% by weight to 30% by weight, of vinyl alcohol and / or vinyl acetate.
  • Very particular preference is given to terpolymers in which the weight ratio (Meth) acrylic acid and / or (meth) acrylate to maleic acid and / or maleate between 1: 1 and 4: 1, preferably between 2: 1 and 3: 1 and in particular 2: 1 and 2.5: 1. Both the amounts and the weight ratios are based on the acids.
  • the second acidic monomer or its salt may also be a derivative of an allylsulfonic acid substituted in the 2-position with an alkyl radical, preferably with a C 1 -C 4 -alkyl radical, or an aromatic radical which is preferably derived from benzene or benzene derivatives is.
  • Preferred terpolymers contain from 40% by weight to 60% by weight, in particular from 45 to 55% by weight, of (meth) acrylic acid and / or (meth) acrylate, particularly preferably acrylic acid and / or acrylate, 10% by weight to 30% by weight, preferably from 15% by weight to 25% by weight, of methallylsulfonic acid and / or methallylsulfonate and, as the third monomer, from 15% by weight to 40% by weight, preferably from 20% by weight to 40% by weight.
  • % of a carbohydrate may be, for example, a mono-, di-, oligo- or polysaccharide, mono-, di- or oligosaccharides being preferred, sucrose being particularly preferred.
  • the use of the third monomer presumably incorporates predetermined breaking points in the polymer which are responsible for the good biodegradability of the polymer.
  • These terpolymers generally have a molecular weight between 1000 g / mol and 200000 g / mol, preferably between 2000 g / mol and 50,000 g / mol and in particular between 3000 g / mol and 10,000 g / mol. They 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 percent by weight aqueous solutions. All the polycarboxylic acids mentioned are generally used in the form of their water-soluble salts, in particular their alkali metal salts.
  • Such organic builder substances are preferably present in amounts of up to 40% by weight, in particular up to 25% by weight and particularly preferably from 1% by weight to 5% by weight. Quantities close to the stated upper limit are preferably used in pasty or liquid, in particular hydrous, agents.
  • Crystalline or amorphous alkali metal aluminosilicates in amounts of up to 50% by weight, preferably not more than 40% by weight, and in liquid agents, in particular from 1% by weight to 5% by weight, are particularly suitable as water-insoluble, water-dispersible inorganic builder materials.
  • the detergent-grade crystalline aluminosilicates especially zeolite NaA and optionally NaX, are preferred. Amounts near the stated upper limit are preferably used in solid, particulate agents.
  • suitable aluminosilicates have no particles with a particle size greater than 30 ⁇ m, and preferably consist of at least 80% by weight of particles having a size of less than 10 ⁇ m.
  • Suitable substitutes or partial substitutes for the said aluminosilicate are crystalline alkali metal silicates which may be present alone or in a mixture with amorphous silicates.
  • the alkali metal silicates useful as builders in the compositions preferably have a molar ratio of alkali metal oxide to SiO 2 below 0.95, in particular from 1: 1, 1 to 1: 12, and can amorphous or crystalline.
  • Preferred alkali metal silicates are the sodium silicates, in particular the amorphous sodium silicates, with a molar ratio of Na 2 O: SiO 2 of from 1: 2 to 1: 2.8.
  • Such amorphous alkali silicates are commercially available, for example, under the name Portil®. Those with a molar ratio of Na 2 O: SiO 2 of 1: 1, 9 to 1: 2.8 are preferably added in the course of the production as a solid and not in the form of a solution.
  • Crystalline silicates which may be present alone or in a mixture with amorphous silicates are preferably crystalline phyllosilicates of the general formula Na.sub.2SixO.sub.2 O.sub.x + VH.sub.2O, in which x, the so-called modulus, is a number from 1.9 to 4 and y is a number from 0 is up to 20 and preferred values for x are 2, 3 or 4.
  • Crystalline layered silicates which fall under this general formula are described, for example, in European Patent Application EP 0 164 514.
  • Preferred crystalline phyllosilicates are those in which x in the abovementioned general formula assumes the values 2 or 3. In particular, both .beta.
  • .delta.-sodium disilicates Na.sub.2Si.sub.20.sup.yH.sub.2O.sub.2
  • amorphous alkali metal silicates practically anhydrous crystalline alkali metal silicates of the above general formula in which x is a number from 1, 9 to 2.1, can be used in compositions which contain an active substance to be used according to the invention.
  • a crystalline sodium layer silicate with a modulus of 2 to 3 is used, as can be prepared from sand and soda.
  • Crystalline sodium silicates with a modulus in the range from 1.9 to 3.5 are used in a further preferred embodiment of detergents containing an active ingredient used according to the invention.
  • the content of alkali silicates is preferably 1 wt .-% to 50 wt .-% and in particular 5 wt .-% to 35 wt .-%, based on anhydrous active substance. If alkali metal aluminosilicate, in particular zeolite, is present as an additional builder substance, the content of alkali silicate is preferably 1% by weight to 15% by weight and in particular 2% by weight to 8% 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 4: 1 to 10: 1.
  • the weight ratio of amorphous alkali silicate to crystalline alkali silicate is preferably 1: 2 to 2 : 1 and especially 1: 1 to 2: 1.
  • water-soluble or water-insoluble inorganic substances may be contained in the agents containing an active ingredient to be used according to the present invention, used together with it or used in methods of the invention. Suitable in this context are the alkali metal carbonates, alkali metal bicarbonates and alkali metal sulfates and mixtures thereof. Such additional inorganic material may be present in amounts up to 70% by weight.
  • the agents may contain other ingredients customary in detergents or cleaners.
  • These optional ingredients include in particular enzymes, enzyme stabilizers, complexing agents for heavy metals, for example aminopolycarboxylic acids, aminohydroxypolycar- acids, polyphosphonic acids and / or aminopolyphosphonic acids, foam inhibitors, for example organopolysiloxanes or paraffins, solvents and optical brighteners, for example stilbene disulfonic acid derivatives.
  • agents which contain an active substance used according to the invention up to 1% by weight, in particular 0.01% by weight to 0.5% by weight, of optical brighteners, in particular compounds from the class of the substituted 4,4 ' Bis (2,4,6-triamino-s-triazinyl) -stilbene-2,2'-disulfonic acids, up to 5% by weight, in particular 0, 1% by weight to 2% by weight
  • optical brighteners in particular compounds from the class of the substituted 4,4 ' Bis (2,4,6-triamino-s-triazinyl) -stilbene-2,2'-disulfonic acids
  • up to 5% by weight in particular 0, 1% by weight to 2% by weight
  • Complexing agents for heavy metals, in particular aminoalkylenephosphonic acids and their salts and up to 2% by weight, in particular 0.1% to 1% by weight, of foam inhibitors, the weight proportions in each case referring to the total agent.
  • an agent according to the invention is liquid and contains 1% by weight to 90% by weight, in particular 10% by weight to 85% by weight, preferably 25% by weight to 75% by weight, and more preferably from 35% to 65% by weight of water, water miscible solvent or a mixture of water and water miscible solvent.
  • Water-miscible solvents include, for example, monohydric alcohols having 1 to 4 carbon atoms, in particular methanol, ethanol, isopropanol and tert-butanol, diols and triols having 2 to 4 carbon atoms, in particular ethylene glycol, propylene glycol and glycerol, and mixtures thereof and the Ether derivable from the mentioned classes of compounds.
  • Such water-miscible solvents are preferably present in the compositions according to the invention in amounts of not more than 30% by weight, in particular from 2% by weight to 20% by weight.
  • the active compounds used in the invention are usually dissolved or in suspended form.
  • the preferably present enzymes are in particular selected from the group comprising protease, amylase, lipase, cellulase, hemicellulase, oxidase, peroxidase, pectinase and mixtures thereof.
  • proteases derived from microorganisms such as bacteria or fungi, come into question. It can be obtained in a known manner by fermentation processes from suitable microorganisms.
  • Proteases are commercially available, for example, under the names BLAP®, Savinase®, Esperase®, Maxatase®, Optimase®, Alcalase®, Durazym® or Maxapem®.
  • the lipase which can be used can be obtained, for example, from Humicola lanuginosa, from Bacillus species, from Pseudomonas species, from Fusarium species, from Rhizopus species or from Aspergillus species.
  • Suitable lipases are commercially available, for example, under the names Lipolase®, Lipozym®, Lipomax®, Lipex®, Amano® lipase, Toyo-Jozo® lipase, Meito® lipase and Diosynth® lipase.
  • Suitable amylases are commercially available, for example, under the names Maxamyl®, Termamyl®, Duramyl® and Purafect® OxAm.
  • the usable cellulase may be a recoverable from bacteria or fungi enzyme, which has a pH optimum, preferably in the weakly acidic to slightly alkaline range of 6 to 9.5.
  • Such cellulases are commercially available under the names Celluzyme®, Carezyme® and Ecostone®.
  • Suitable pectinases are, for example, under the name Gamanase®, Pektinex AR®, X-Pect® or Pectaway® from Novozymes, under the name Rohapect UF®, Rohapect TPL®, Rohapect PTE100®, Rohapect MPE®, Rohapect MA plus HC, Rohapect DA12L®, Rohapect 10L®, Ro- pect B1 L® from AB Enzymes and available under the name Pyrolase® from Diversa Corp., San Diego, CA, USA.
  • customary enzyme stabilizers present include amino alcohols, for example mono-, di-, triethanol- and -propanolamine and mixtures thereof, lower carboxylic acids, boric acid, alkali borates, boric acid-carboxylic acid combinations, boric acid esters, boronic acid derivatives, calcium salts, for example Ca-formic acid combination, magnesium salts, and / or sulfur-containing reducing agents.
  • Suitable foam inhibitors include long-chain soaps, in particular behenic soap, fatty acid amides, paraffins, waxes, microcrystalline waxes, organopolysiloxanes and mixtures thereof, which moreover can contain microfine, optionally silanated or otherwise hydrophobicized silica.
  • foam inhibitors are preferably bound to granular, water-soluble carrier substances.
  • polyester-active soil release polymers which can be used together with the essential ingredients of the invention include copolyesters of dicarboxylic acids, for example adipic acid, phthalic acid or terephthalic acid, diols, for example ethylene glycol or propylene glycol, and polydiols, for example polyethylene glycol or polypropylene glycol.
  • dicarboxylic acids for example adipic acid, phthalic acid or terephthalic acid
  • diols for example ethylene glycol or propylene glycol
  • polydiols for example polyethylene glycol or polypropylene glycol.
  • Preferred soil release polymers include those compounds which are formally accessible by esterification of two monomeric moieties, the first monomer being a dicarboxylic acid HOOC-Ph-COOH and the second monomer being a diol HO- (CHR-) aOH, also known as polymeric diol H - (0- (CHR -) a ) bOH may be present.
  • Ph is an o-, m- or p-phenylene radical which may carry 1 to 4 substituents selected from alkyl radicals having 1 to 22 C atoms, sulfonic acid groups, carboxyl groups and mixtures thereof
  • R is hydrogen
  • a is a number from 2 to 6
  • b is a number from 1 to 300.
  • the molar ratio of monomer diol units to polymer diol units is preferably 100: 1 to 1: 100, in particular 10: 1 to 1:10.
  • the degree of polymerization b is preferably in the range from 4 to 200, in particular from 12 to 140.
  • the molecular weight or the average molecular weight or the maximum of the molecular weight distribution of preferred soil release polymers is in the range from 250 to 100,000, in particular from 500 to 50,000.
  • the acid underlying Ph is preferably terephthalic acid, isophthalic acid, phthalic acid, trimellitic acid, metilitic acid, the isomers of sulfophthalic acid , Sulfoisophthalic acid and sulfoterephthalic acid and mixtures thereof. If their acid groups are not part of the ester bonds in the polymer, they are preferably in salt form, in particular as alkali or ammonium salt. Among these are the Sodium and potassium salts are particularly preferred.
  • acids having at least two carboxyl groups may be included in the soil release-capable polyester.
  • these include, for example, alkylene and alkenylene dicarboxylic acids such as malonic acid, succinic acid, fumaric acid, maleic acid, glutaric acid, adipic acid, pimelic acid, suberic acid, azelaic acid and sebacic acid.
  • Preferred diols HO- (CHR-) a OH include those in which R is hydrogen and a is a number from 2 to 6, and those in which a is 2 and R is hydrogen and the alkyl radicals have from 1 to 10 , in particular 1 to 3 C-atoms is selected.
  • R is hydrogen and a is a number from 2 to 6
  • a is 2 and R is hydrogen and the alkyl radicals have from 1 to 10 , in particular 1 to 3 C-atoms is selected.
  • those of the formula HO-CH 2 -CHR -OH in which R has the abovementioned meaning are particularly preferred.
  • diol components are ethylene glycol, 1, 2-propylene glycol, 1, 3-propylene glycol, 1, 4-butanediol, 1, 5-pentanediol, 1, 6-hexanediol, 1, 8-octanediol, 1, 2-decanediol, 1, 2-dodecanediol and neopentyl glycol.
  • Polyethylene glycol having an average molecular weight in the range from 1000 g / mol to 6000 g / mol is particularly preferred among the polymeric diols.
  • these polyesters composed as described above may also be end-group-capped, alkyl groups having from 1 to 22 carbon atoms and esters of monocarboxylic acids being suitable as end groups.
  • the ester groups bound by end groups alkyl, alkenyl and Arylmonocarbonklaren with 5 to 32 carbon atoms, in particular 5 to 18 carbon atoms, based.
  • valeric acid caproic acid, enanthic acid, caprylic acid, pelargonic acid, capric acid, undecanoic acid, undecenoic acid, lauric acid, lauroleinic acid, tridecanoic acid, myristic acid, myristoleic acid, pentadecanoic acid, palmitic acid, stearic acid, petroselinic acid, petroselaidic acid, oleic acid, linoleic acid, linolaidic acid, linolenic acid, levostearic acid , Arachidic acid, gadoleic acid, arachidonic acid, behenic acid, erucic acid, brasidoside acid, clupanodonic acid, lignoceric acid, cerotic acid, melissic acid, benzoic acid, which may carry 1 to 5 substituents having a total of up to 25 carbon atoms, in particular 1 to 12 carbon atoms, for example tert-buty
  • the end groups may also be based on hydroxymonocarboxylic acids having 5 to 22 carbon atoms, which include, for example, hydroxyvaleric acid, hydroxycaproic acid, ricinoleic acid, the hydrogenation product of which includes hydroxystearic acid and o-, m- and p-hydroxybenzoic acid.
  • the hydroxymonocarboxylic acids may in turn be linked to one another via their hydroxyl group and their carboxyl group and thus be present several times in an end group.
  • the number of hydroxymonocarboxylic acid units per end group is in the range from 1 to 50, in particular from 1 to 10.
  • polymers of ethylene terephthalate and polyethylene oxide terephthalate in which the polyethylene glycol units have molecular weights of 750 g / mol to 5000 g / mol and the molar ratio of ethylene terephthalate to polyethylene oxide terephthalate is 50:50 to 90:10 used in combination with an essential ingredient of the invention.
  • the soil release polymers are preferably water-soluble, the term "water-soluble" being understood to mean a solubility of at least 0.01 g, preferably at least 0.1 g of the polymer per liter of water at room temperature and pH 8.
  • Preferably used polymers have these conditions However, a solubility of at least 1 g per liter, in particular at least 10 g per liter.
  • compositions according to the invention presents no difficulties and can be carried out in a known manner, for example by spray-drying or granulation, enzymes and possibly other thermally sensitive ingredients such as, for example, bleaching agents optionally being added separately later.
  • a process comprising an extrusion step is preferred.
  • compositions according to the invention in tablet form, which may be monophasic or multiphase, monochromatic or multicolor and in particular consist of one or more layers, in particular two layers
  • the procedure is preferably such that all constituents - if appropriate one per layer - in one Mixer mixed together and the mixture by means of conventional tablet presses, such as eccentric or rotary presses, pressed with compressive forces in the range of about 50 to 100 kN, preferably at 60 to 70 kN.
  • a tablet produced in this way has a weight of 10 g to 50 g, in particular 15 g up to 40 g.
  • the spatial form of the tablets is arbitrary and can be round, oval or angular, with intermediate forms are also possible. Corners and edges are advantageously rounded. Round tablets preferably have a diameter of 30 mm to 40 mm.
  • the size of rectangular or cuboid-shaped tablets, which are introduced predominantly via the metering device, for example the dishwasher, is dependent on the geometry and the volume of this metering device.
  • Exemplary preferred embodiments have a base area of (20 to 30 mm) x (34 to 40 mm), in particular of 26x36 mm or 24x38 mm.
  • Liquid or pasty compositions according to the invention in the form of customary solvents, in particular water, containing solutions are usually prepared by simply mixing the ingredients, which can be added in bulk or as a solution in an automatic mixer.
  • an agent which is incorporated into the active ingredient to be used according to the invention is liquid and contains 1% by weight to 15% by weight, in particular 2% by weight to 10% by weight, of nonionic surfactant, 2% by weight.
  • % to 30% by weight in particular 5% by weight to 20% by weight of synthetic anionic surfactant, up to 15% by weight, in particular 2% by weight to 12.5% by weight of soap, 0, 5 wt .-% to 5 wt .-%, in particular 1 wt .-% to 4 wt .-% organic builder, in particular polycarboxylate such as citrate, up to 1, 5 wt .-%, in particular 0.1 wt .-% to 1 wt .-% complexing agent for heavy metals, such as phosphonate, and in addition to optionally contained enzyme, enzyme stabilizer, dye and / or perfume, water and / or water-miscible solvent.
  • an agent in which the active ingredient to be used according to the invention is incorporated is particulate and contains up to 25% by weight, in particular from 5% by weight to 20% by weight, of bleaching agent, in particular alkali percarbonate, up to 15% by weight .-%, in particular 1 wt .-% to 10 wt .-% bleach activator, 20 wt .-% to 55 wt .-% inorganic builder, up to 10 wt .-%, in particular 2 wt .-% to 8 wt.
  • bleaching agent in particular alkali percarbonate
  • alkali percarbonate up to 15% by weight .-%, in particular 1 wt .-% to 10 wt .-% bleach activator, 20 wt .-% to 55 wt .-% inorganic builder, up to 10 wt .-%, in particular 2 wt .-% to 8 wt.
  • % water-soluble organic builder 10% to 25% by weight synthetic anionic surfactant, 1% to 5% by weight nonionic surfactant and up to 25% by weight, in particular 0.1% by weight to 25 wt .-% of inorganic salts, in particular alkali carbonate and / or bicarbonate.
  • the resulting terpolymer was precipitated by addition of tetrahydrofuran (THF).
  • THF tetrahydrofuran
  • This gave 75 g of the polymer A (M w 73760 g / mol, measured by GPC with polystyrene standards Ready-Cal Kit®; the polydispersity index (PDI) with PDI M w / M n , where M w is the weight-average molecular weight and M n is the number average molecular weight was 2.2).
  • Example 1 The performance of the polymers prepared in Example 1 was tested in washing tests at a washing temperature of 20 ° C under European conditions (16 ° dH) in Miele washing machines.
  • the polymers were incorporated in each case in amounts of 2 wt .-%, based on the detergent, in a commercial liquid detergent and this then used in the laundry of provided with 1 1 1 standardized stains textiles.
  • the liquid polymers free of the respective polymers were also used under the same conditions.
  • the polymer A agent had significantly better detergency on 14 of the soils compared to the polymer free liquid detergent, the polymer B agent on 23 soils, the C polymer on 22 soils and the C polymer on 21 soils.

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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)
  • Detergent Compositions (AREA)

Abstract

L'invention vise à améliorer le pouvoir détergent de détergents et de produits de nettoyage, en particulier sur des salissures grasses et/ou huileuses. Cet objectif est sensiblement atteint par incorporation de terpolymères constitués de N-vinylpyrrolidone, de N-vinylcaprolactame et d'un autre composé éthyléniquement insaturé.
PCT/EP2016/064904 2015-07-10 2016-06-28 Principes actifs polymères améliorant le pouvoir détergent WO2017009030A1 (fr)

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CN116829609A (zh) * 2023-03-21 2023-09-29 宁德时代新能源科技股份有限公司 聚合物及其制备方法、正极极片、二次电池和用电装置

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EP0181204A2 (fr) * 1984-11-08 1986-05-14 Gaf Chemicals Corporation Composition détergente pour le linge
EP1570037B1 (fr) * 2002-12-13 2011-01-05 Unilever PLC Compositions de detergent a lessive contenant des polymeres
WO2013034437A1 (fr) * 2011-09-09 2013-03-14 Henkel Ag & Co. Kgaa Principes actifs polymères améliorant le pouvoir détergent primaire
DE102012024440A1 (de) * 2012-12-14 2014-06-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Die Primärwaschkraft verbessernde polymere Wirkstoffe

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EP0181204A2 (fr) * 1984-11-08 1986-05-14 Gaf Chemicals Corporation Composition détergente pour le linge
EP1570037B1 (fr) * 2002-12-13 2011-01-05 Unilever PLC Compositions de detergent a lessive contenant des polymeres
WO2013034437A1 (fr) * 2011-09-09 2013-03-14 Henkel Ag & Co. Kgaa Principes actifs polymères améliorant le pouvoir détergent primaire
DE102012024440A1 (de) * 2012-12-14 2014-06-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Die Primärwaschkraft verbessernde polymere Wirkstoffe

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116829609A (zh) * 2023-03-21 2023-09-29 宁德时代新能源科技股份有限公司 聚合物及其制备方法、正极极片、二次电池和用电装置

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