EP3234085B1 - Agent de lavage et de nettoyage - Google Patents

Agent de lavage et de nettoyage Download PDF

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Publication number
EP3234085B1
EP3234085B1 EP15804537.7A EP15804537A EP3234085B1 EP 3234085 B1 EP3234085 B1 EP 3234085B1 EP 15804537 A EP15804537 A EP 15804537A EP 3234085 B1 EP3234085 B1 EP 3234085B1
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EP
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Prior art keywords
acid
mixtures
washing
weight
rhamnolipid
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EP15804537.7A
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German (de)
English (en)
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EP3234085A1 (fr
Inventor
Michael Dreja
Hendrik Hellmuth
Alexander Schulz
Andreas Buhl
Michael STROTZ
Yvonne Willemsen
Ines Baranski
Nicole BODE
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Henkel AG and Co KGaA
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Henkel AG and Co KGaA
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Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/22—Carbohydrates or derivatives thereof
    • C11D3/222—Natural or synthetic polysaccharides, e.g. cellulose, starch, gum, alginic acid or cyclodextrin
    • 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
    • C11D1/04—Carboxylic acids or salts thereof
    • C11D1/06—Ether- or thioether carboxylic acids
    • 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
    • C11D3/3703—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C11D3/3723—Polyamines or polyalkyleneimines
    • 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
    • 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 present invention relates to detergents and cleaners containing rhamnolipids and certain polymers.
  • Modern detergents which are often used in liquid form, are often used at low temperatures down to room temperature or below. Above all, the surfactant system contained in them serves to remove, in particular, greasy stains.
  • Typical surfactants used are petrochemically based linear alkylbenzenesulfonate, oleochemically or petrochemically based alcohol ether sulfate and petro- or oleochemically derived nonionic surfactants such as alcohol ethoxylates.
  • biosurfactants which can be obtained, for example, from sugar or other carbohydrate sources, are commercially available. However, the performance profile of biosurfactants in some cases does not readily meet the demands made of a modern detergent.
  • Rhamnolipids are compounds in which a mono- or dirhamnose unit is glycosidically linked to the hydroxyl group of a fatty acid containing ⁇ -hydroxyl groups, it being possible for the fatty acid to be esterified with a hydroxyl group of another hydroxyl-containing fatty acid molecule. They are obtained by fermentation of bacteria of the genus Pseudomonas, in particular Pseudomonas aeruginosa, preferably in their growth on hydrophobic substrates such as n-alkanes or vegetable oils. Rhamnolipids belong to the so-called biosurfactants because of their surface-active behavior and their origin.
  • the 3- (hydroxydecanoyloxy) decanedioirirrazine for example, has the formula
  • compositions containing 0.001% to 99.99% by weight of anionic and / or nonionic surfactant and 0.001% to 99.99% by weight of glycolipid include, for example, sophorolipids, rhamnolipids, Glucoselipide, trehaloselipids and cellobioselipids.
  • the European patent application EP 2 787 065 A1 discloses mono- and dirhamnolipid-containing laundry detergents in which the weight ratio of dirhamnolipid to monorhamnolipid is greater than 51:49.
  • Rhamnolipidmischept are known which contain 51 wt .-% to 95 wt .-% of a certain Dirhamnolipids and 0.5 wt .-% to 9 wt .-% of a certain Monorhamnolipids in which the weight ratio of Dirhamnolipid to Monorhamnolipid greater than 91: 9 is.
  • the invention therefore provides a washing or cleaning agent containing rhamnolipid and N-containing polymer according to claim 1.
  • a washing or cleaning agent preferably contains 0.01% by weight to 75% by weight, in particular 0.05% by weight to 35% by weight of rhamnolipid and 0.01% by weight to 50% by weight. , in particular 0.05 wt .-% to 30 wt .-% N-containing polymer.
  • Hydrous mixtures of rhamnolipid and N-containing polymer show a reduced relative to rhamnolipid cmc (critical micelle concentration) and reduced interfacial tension.
  • N-containing polymer to increase the washing or cleaning performance of rhamnolipid restroomn detergents or cleaners
  • combinations of rhamnolipid and N-containing polymer to increase the washing or cleaning performance of washing or cleaning detergents.
  • the use according to the invention can be carried out, for example, by adding the N-containing polymer or its combination with rhamnolipid to a washing or cleaning agent-containing liquor or introducing it into the liquor as a constituent of a washing or cleaning agent, the use of the N-containing polymer alone requires the use of a rhamnolipid restroomn detergent, and brings to washing or cleaning items in the fleet.
  • the radicals R 1 and R 2 in the compounds of the formula (I) can be straight-chain or branched and can be saturated or mono- or polysubstituted, for example difunctional or trisubstituted, ethylenically unsaturated and / or optionally substituted, with hydroxy substituents being particularly preferred.
  • the compound of general formula (I) may also carry a carboxylate function; In this case, charge-balancing cations, especially sodium, potassium, ammonium, alkylammonium and / or hydroxyalkylammonium ions, are present.
  • the rhamnolipid is a mixture of monorhamnolipids and dirhamnolipids in which the weight ratio of dirhamnolipid to monorhamnolipid is greater than 51:49, preferably greater than 91: 9, preferably greater than 97: 3 and in particular greater than 98: 2 ,
  • the polyalkoxylated polyamine is a polymer having an N-atom containing backbone bearing polyalkoxy groups on the N atoms.
  • the polyamine has primary ends Aminofunktionen and inside preferably both secondary and tertiary amino functions on; if appropriate, it may also have only secondary amino functions on the inside, so that the result is not a branched-chain but a linear polyamine.
  • the ratio of primary to secondary amino groups in the polyamine is preferably in the range from 1: 0.5 to 1: 1.5, in particular in the range from 1: 0.7 to 1: 1.
  • the ratio of primary to tertiary amino groups in the polyamine is preferably in the range from 1: 0.2 to 1: 1, in particular in the range from 1: 0.5 to 1: 0.8.
  • the polyamine has an average molecular weight in the range of 500 g / mol to 50,000 g / mol, in particular from 550 g / mol to 2000 g / mol.
  • the average molar masses given here are weight-average molar masses M w , which can in principle be determined by means of gel permeation chromatography with the aid of an RI detector, the measurement being expediently carried out against an external standard.
  • the N atoms in the polyamine are preferably separated from one another by alkylene groups having 2 to 12 C atoms, in particular 2 to 6 C atoms, wherein not all alkylene groups must have the same C atom number.
  • the primary amino functions in the polyamine can carry 1 or 2 polyalkoxy groups and the secondary amino functions 1 polyalkoxy group, although not every amino function must be alkoxy group substituted.
  • the average number of alkoxy groups per primary and secondary amino function in the polyalkoxylated polyamine is preferably 5 to 100, in particular 10 to 50.
  • the alkoxy groups in the polyalkoxylated polyamine are preferably ethoxy, propoxy or butoxy groups or mixtures thereof.
  • the polyalkoxylated polyamines are accessible by reacting the polyamines with the epoxides corresponding to the alkoxy groups. If desired, the terminal OH function of at least some of the polyalkoxy substituents can be replaced by an alkyl ether function having 1 to 10, in particular 1 to 3, C atoms.
  • Copolymers composed of N-vinylcaprolactam and another of the mentioned ethylenically unsaturated monomers, in particular N-vinylpyrrolidone, or of N-vinylpyrrolidone and N-vinylimidazole are particularly preferred.
  • the N-vinylcaprolactam polymers or copolymers which can be used according to the invention are preferably not crosslinked.
  • the polymers are copolymers obtainable from 2 ethylenically unsaturated monomers, they have the two monomers, one of which is preferably N-vinylcaprolactam, preferably in a weight ratio of from 99: 1 to 1:99, in particular from 97: 3 to 50 : 50 and most preferably from 95: 5 to 70:30, wherein in N-vinylcaprolactam-containing copolymers, this is preferably present in deficit.
  • the N-containing polymeric active ingredient preferably has an average molecular weight (here: number average) in the range of 1000 g / mol to 500000 g / mol, in particular from 1100 g / mol to 150000 g / mol.
  • Detergents and cleaners which may be in the form of homogeneous solutions or suspensions in particular as pulverulent solids, in densified particle form, may contain, in addition to rhamnolipid and N-containing polymer, all known ingredients customary in such agents.
  • the agents may in particular be builders, surfactants, water-miscible organic solvents, enzymes, sequestering agents, electrolytes, pH regulators, special effect polymers such as soil release polymers, dye transfer inhibitors, grayness inhibitors, wrinkle reducing and formaldehyde polymeric actives, and other adjuvants such as optical brighteners , Foam regulators, dyes and fragrances.
  • the polymers present in addition to the N-containing polymers which are essential to the invention are preferably used in amounts of up to 10% by weight, in particular from 1 to 5% by weight.
  • the agents may contain one or more surfactants, in particular anionic surfactants, nonionic surfactants and mixtures thereof, but also cationic and / or amphoteric surfactants may be included.
  • nonionic surfactants it is possible to use all nonionic surfactants known to the person skilled in the art.
  • the nonionic surfactants used are preferably alkoxylated, advantageously ethoxylated, in particular primary, alcohols having preferably 8 to 18 carbon atoms and on average 1 to 12 moles of ethylene oxide (EO) per mole of alcohol, in which the alcohol radical can be linear or preferably methyl-branched in the 2-position or may contain linear and methyl-branched radicals in the mixture, as they are usually present in Oxoalkoholresten.
  • EO ethylene oxide
  • alcohol ethoxylates with linear radicals of alcohols of natural origin having 12 to 18 carbon atoms, for example of coconut, palm, tallow or oleyl alcohol, and on average 2 to 8 moles of EO per mole of alcohol are preferred.
  • the preferred ethoxylated alcohols include, for example, C 12-14 alcohols with 3 EO or 4 EO, C 9-11 alcohols with 7 EO, C 13-15 alcohols with 3 EO, 5 EO, 7 EO or 8 EO, C 12-18 alcohols with 3 EO, 5 EO or 7 EO and mixtures of these, such as mixtures of C 12-14 -alcohol with 3 EO and C 12-18 -alcohol with 5 EO.
  • the stated degrees of ethoxylation represent statistical averages, which may correspond to a particular product of an integer or a fractional number.
  • Preferred alcohol ethoxylates have a narrow homolog distribution (narrow range ethoxylates, NRE).
  • nonionic surfactants it is also possible to use fatty alcohols with more than 12 EO. Examples include tallow fatty alcohol with 14 EO, 25 EO, 30 EO or 40 EO.
  • other nonionic surfactants which can also be employed are alkylglycosides of the general formula R 5 O (G) x , in which R 5 is a primary straight-chain or methyl-branched, especially methyl-branched, 2-position aliphatic radical having 8 to 22, preferably 12 to 18 carbon atoms.
  • R 5 is a primary straight-chain or methyl-branched, especially methyl-branched, 2-position aliphatic radical having 8 to 22, preferably 12 to 18 carbon atoms.
  • Corresponds to atoms and G is the symbol which represents a glycose unit having 5 or 6 C atoms, preferably glucose.
  • the degree of oligomerization x which determines the distribution of Specifying monoglycosides and oligoglycosides is any number between 1 and
  • nonionic surfactants used either as the sole nonionic surfactant or in combination with other nonionic surfactants are alkoxylated, preferably ethoxylated or ethoxylated and propoxylated fatty acid alkyl esters, preferably having from 1 to 4 carbon atoms in the alkyl chain.
  • Nonionic surfactants of the amine oxide type for example N-cocoalkyl-N, N-dimethylamine oxide and N-tallowalkyl-N, N-dihydroxyethylamine oxide, and the fatty acid alkanolamides can also be used.
  • polyhydroxy fatty acid amides of the formula wherein R is an aliphatic acyl radical having 6 to 22 carbon atoms, R 1 is hydrogen, an alkyl or hydroxyalkyl radical having 1 to 4 carbon atoms and [Z] is a linear or branched polyhydroxyalkyl radical having 3 to 10 carbon atoms and 3 to 10 hydroxyl groups.
  • the polyhydroxy fatty acid amides are known substances which can usually be obtained by reductive amination of a reducing sugar with ammonia, an alkylamine or an alkanolamine and subsequent acylation with a fatty acid, a fatty acid alkyl ester or a fatty acid chloride.
  • the group of polyhydroxy fatty acid amides also includes compounds of the formula R is a linear or branched alkyl or alkenyl radical having 7 to 12 carbon atoms, R 1 is a linear, branched or cyclic alkyl radical or an aryl radical having 2 to 8 carbon atoms and R 2 is a linear, branched or cyclic alkyl radical or an aryl radical or an oxyalkyl radical having 1 to 8 carbon atoms, with C 1-4 alkyl or phenyl radicals being preferred and [Z] being a linear polyhydroxyalkyl radical whose alkyl chain is substituted by at least two hydroxyl groups, or alkoxylated, preferably ethoxylated or propoxylated Derivatives of this residue.
  • [Z] is preferably obtained by reductive amination of a reduced sugar, for example glucose, fructose, maltose, lactose, galactose, mannose or xylose.
  • a reduced sugar for example glucose, fructose, maltose, lactose, galactose, mannose or xylose.
  • the N-alkoxy- or N-aryloxy-substituted compounds can be converted into the desired polyhydroxy fatty acid amides by reaction with fatty acid methyl esters in the presence of an alkoxide as catalyst.
  • anionic surfactants for example, those of the sulfonate type and sulfates are used.
  • Preferred surfactants of the sulfonate type are C 9-13 -alkylbenzenesulfonates, olefinsulfonates, that is to say mixtures of alkene and hydroxyalkanesulfonates and also disulfonates, as are obtained, for example, from C 12-18 -monoolefins having terminal or internal double bonds by sulfonation with gaseous Sulfur trioxide and subsequent alkaline or acid hydrolysis of the sulfonation obtained.
  • alkanesulfonates which are obtained from C 12-18 alkanes, for example by sulfochlorination or sulfoxidation with subsequent hydrolysis or neutralization.
  • esters of ⁇ -sulfo fatty acids for example the ⁇ -sulfonated methyl esters of hydrogenated coconut, palm kernel or tallow fatty acids.
  • sulfated fatty acid glycerol esters are to be understood as meaning the mono-, di- and triesters and mixtures thereof, as obtained in the preparation by esterification of glycerol with 1 to 3 moles of fatty acid or in the transesterification of triglycerides with 0.3 to 2 moles of glycerol.
  • Preferred sulfated fatty acid glycerol esters are the sulfonation products of saturated fatty acids having 6 to 22 carbon atoms, for example caproic acid, caprylic acid, capric acid, myristic acid, lauric acid, palmitic acid, stearic acid or behenic acid.
  • alkyl sulfates and ether sulfates are alkyl sulfates and ether sulfates.
  • alkyl sulfate is meant a salt of a sulfuric acid half-ester of an alcohol having a linear, branched or cyclic saturated hydrocarbon radical of 10 to 22 carbon atoms.
  • a counter cation is present, in particular a sodium or potassium ion or an ammonium, alkylammonium or hydroxyalkylammonium ion.
  • Preferred alcohol radicals are derived from native C 12 -C 18 fatty alcohols, such as coconut fatty alcohol, tallow fatty alcohol, lauryl, myristyl, cetyl or stearyl alcohol, or the C 10 -C 20 oxo alcohols or secondary alcohols of these chain lengths. Also preferred are alkyl sulfates of said chain length, which contain a synthetic, straight-chain alkyl radical produced on a petrochemical basis, which have an analogous degradation behavior as the adequate compounds based on oleochemical raw materials.
  • C 12 -C 16 -alkyl sulfates, C 12 -C 15 -alkyl sulfates and C 14 -C 15 -alkyl sulfates are particularly preferred.
  • Ether sulfates are analogous to the alkyl sulfates of sulfuric monoesters of alkoxylated alcohols, the average number of alkoxy groups per alcohol function being generally from 1 to 10, preferably from 3 to 7.
  • Preferred alkoxy groups are the ethoxy group, the propoxy group and mixtures thereof.
  • Sulfuric acid monoesters of ethoxylated with 1 to 6 moles of ethylene oxide straight-chain or branched C 7-21 alcohols such as 2-methyl-branched C 9-11 alcohols having an average of 3.5 moles of ethylene oxide (EO) or C 12-18 fatty alcohols 1 to 4 EO, are suitable.
  • Suitable anionic surfactants are also the salts of alkylsulfosuccinic acid, which are also referred to as sulfosuccinates or as sulfosuccinic acid esters and which are monoesters and / or diesters of sulfosuccinic acid with alcohols, preferably fatty alcohols and in particular ethoxylated fatty alcohols.
  • alcohols preferably fatty alcohols and in particular ethoxylated fatty alcohols.
  • Preferred sulfosuccinates contain C 8-18 fatty alcohol residues or mixtures of these.
  • Particularly preferred sulfosuccinates contain a fatty alcohol residue derived from ethoxylated fatty alcohols, which by themselves are nonionic surfactants.
  • Sulfosuccinates whose fatty alcohol residues are derived from ethoxylated fatty alcohols with a narrow homolog distribution, are again particularly preferred.
  • alk (en) ylsuccinic acid having preferably 8 to 18 carbon atoms in the alk (en) yl chain or salts thereof.
  • anionic surfactants are particularly soaps into consideration.
  • Suitable are saturated fatty acid soaps, such as the salts of lauric acid, myristic acid, palmitic acid, stearic acid, hydrogenated erucic acid and behenic acid, and in particular of natural fatty acids, e.g. Coconut, palm kernel or tallow fatty acids, derived soap mixtures.
  • the anionic surfactants may be in the form of their sodium, potassium or ammonium salts and as soluble salts of organic bases, such as mono-, di- or triethanolamine.
  • the anionic surfactants are preferably present in the form of their sodium or potassium salts, in particular in the form of the sodium salts.
  • Such surfactants which can be used in addition to rhamnolipid are present in agents according to the invention in amounts of preferably from 5% by weight to 50% by weight, in particular from 10% by weight to 30% by weight, but may also be completely absent if desired.
  • Textile softening compounds can be used to care for the textiles and to improve the textile properties such as a softer "touch” (avivage) and reduced electrostatic charge (increased wearing comfort).
  • the active ingredients of these formulations are quaternary ammonium compounds having two hydrophobic groups, such as the Disteraryldimethylammoniumchlorid, but which is increasingly replaced because of its insufficient biodegradability by quaternary ammonium compounds containing ester groups in their hydrophobic residues as predetermined breaking points for biodegradation.
  • esters with improved biodegradability are obtainable, for example, by esterifying mixtures of methyldiethanolamine and / or triethanolamine with fatty acids and then quaternizing the reaction products in a manner known per se with alkylating agents.
  • Suitable as a finishing agent is dimethylolethyleneurea.
  • An agent according to the invention preferably contains at least one water-soluble and / or water-insoluble, organic and / or inorganic builder.
  • the water-soluble organic builder substances include polycarboxylic acids, in particular citric acid and sugar acids, monomeric and polymeric aminopolycarboxylic acids, in particular methylglycinediacetic acid, nitrilotriacetic acid and ethylenediaminetetraacetic acid and polyaspartic acid, polyphosphonic acids, in particular aminotris (methylenephosphonic acid), ethylenediaminetetrakis (methylenephosphonic acid) and 1-hydroxyethane-1,1-diphosphonic acid, polymeric hydroxy compounds such as dextrin and polymeric (poly) carboxylic acids, especially by oxidation of polysaccharides or dextrins accessible polycarboxylates, and / or polymeric acrylic acids, methacrylic acids, maleic acids and copolymers thereof, which also small Particles of polymerizable substances
  • the molecular weight of the homopolymers of unsaturated carboxylic acids is generally between 5,000 and 200,000, of the copolymers between 2,000 and 200,000, preferably 50,000 to 120,000, each based on the free acid.
  • a particularly preferred acrylic acid-maleic acid copolymer has a molecular weight of 50,000 to 100,000.
  • 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.
  • 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 C 4 -C 8 -dicarboxylic acid, with maleic acid being particularly preferred, and / or a derivative of an allylsulfonic acid which is substituted in the 2-position by an alkyl or aryl radical.
  • Such polymers generally have a molecular weight between 1,000 and 200,000.
  • Further preferred copolymers are those which have as monomers acrolein and acrylic acid / acrylic acid salts or vinyl acetate.
  • the organic builder substances 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 of the acids mentioned are generally used in the form of their water-soluble salts, in particular their alkali metal salts.
  • organic builder substances may be present in amounts of up to 40% by weight, in particular up to 25% by weight and preferably from 1% by weight to 8% by weight. Quantities in the upper half of said ranges are preferably used in pasty or liquid, in particular water-containing agents.
  • Suitable water-soluble inorganic builder materials are, in particular, polymeric alkali metal phosphates, which may be in the form of their alkaline neutral or acidic sodium or potassium salts. Examples of these are tetrasodium diphosphate, disodium dihydrogen diphosphate, pentasodium triphosphate, so-called sodium hexametaphosphate and the corresponding potassium salts or mixtures of sodium and potassium salts.
  • water-insoluble, water-dispersible inorganic builder materials are in particular crystalline or amorphous Alkalialumosilikate, in amounts of up to 50 wt .-%, preferably not more than 40 wt .-% and in liquid agents, in particular from 1 wt .-% to 5 wt .-%, used.
  • preferred are the detergent grade crystalline sodium aluminosilicates, especially zeolite A, P and optionally X. Amounts near the above upper limit are preferably used in solid, particulate agents.
  • suitable aluminosilicates have no particles with a particle size greater than 30 .mu.m and preferably consist of at least 80% by weight of particles having a size of less than 10 .mu.m.
  • Their calcium binding capacity is generally in the range of 100 mg to 200 mg CaO per gram.
  • Suitable substitutes or partial substitutes for the said aluminosilicate are crystalline alkali silicates which may be present alone or in a mixture with amorphous silicates.
  • the alkali metal silicates useful as builders 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 may be present in amorphous or crystalline form.
  • 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 1: 2 to 1: 2.8.
  • the crystalline silicates which may be present alone or in admixture with amorphous silicates, are crystalline layer silicates with the general formula Na 2 Si x O 2x + 1 ⁇ are used yH 2 O, in which x, the so-called module, a number from 1.9 to 4 and y is a number from 0 to 20 and preferred values for x are 2, 3 or 4.
  • Preferred crystalline phyllosilicates are those in which x in the abovementioned general formula assumes the values 2 or 3.
  • both ⁇ - and ⁇ -Natriumdisitikate Na 2 Si 2 O 5 ⁇ y H 2 O is preferred.
  • amorphous alkali metal silicates practically anhydrous crystalline alkali metal silicates of the abovementioned general formula in which x is a number from 1.9 to 2.1, can be used.
  • 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 1.9 to 3.5 are used in a further preferred embodiment.
  • a granular compound of alkali metal silicate and alkali metal carbonate is used, as it is commercially available, for example, under the name Nabion® 15.
  • the weight ratio of aluminosilicate to silicate is preferably 1:10 to 10: 1.
  • the weight ratio of amorphous alkali metal silicate to crystalline alkali metal silicate is preferably 1: 2 to 2: 1 and especially 1: 1 to 2: 1.
  • Builder substances are preferably contained in detergents in amounts of up to 60% by weight, in particular from 5% by weight to 40% by weight.
  • the water-soluble builder block contains at least 2 of the components b), c), d) and e) in amounts greater than 0 wt .-%.
  • component a) 15% by weight to 25% by weight of alkali carbonate, which may be replaced at least proportionally by alkali metal bicarbonate, and up to 5% by weight, in particular 0.5% by weight, bis 2.5% by weight of citric acid and / or alkali citrate.
  • component a) 5 wt .-% to 25 wt .-%, in particular 5 wt .-% to 15 wt .-% citric acid and / or alkali citrate and up to 5 wt .-%, in particular 1 wt .-% to 5 wt .-% alkali carbonate, which may be at least partially replaced by alkali metal bicarbonate included.
  • the component a) alkali carbonate and alkali metal bicarbonate preferably in a weight ratio of 10: 1 to 1: 1.
  • component b in a preferred embodiment, 1 wt .-% to 5 wt .-% alkali silicate with a modulus in the range of 1.8 to 2.5 are included.
  • phosphonic acid and / or alkali metal phosphonate in a preferred embodiment, from 0.05% by weight to 1% by weight of phosphonic acid and / or alkali metal phosphonate is contained.
  • Phosphonic acids are also understood as meaning optionally substituted alkylphosphonic acids, which may also have a plurality of phosphonic acid groups (so-called polyphosphonic acids).
  • They are preferably selected from the hydroxy and / or aminoalkylphosphonic acids and / or their Alkali metal salts, such as dimethylaminomethane diphosphonic acid, 3-aminopropane-1-hydroxy-1,1-diphosphonic acid, 1-amino-1-phenylmethane diphosphonic acid, 1-hydroxyethane-1,1-diphosphonic acid, amino tris (methylenephosphonic acid), N, N, N ', N'-ethylenediamine tetrakis (methylenephosphonic acid) and acylated derivatives of phosphorous acid, which can also be used in any mixtures.
  • Alkali metal salts such as dimethylaminomethane diphosphonic acid, 3-aminopropane-1-hydroxy-1,1-diphosphonic acid, 1-amino-1-phenylmethane diphosphonic acid, 1-hydroxyethane-1,1-diphosphonic acid, amino tris (methylenephosphonic acid), N, N, N ', N'-
  • alkali metal phosphate in particular trisodium polyphosphate, is contained.
  • Alkali phosphate is the summary term for the alkali metal (especially sodium and potassium) salts of the various phosphoric acids, in which one can distinguish metaphosphoric acids (HPO 3 ) n and orthophosphoric H 3 PO 4 in addition to high molecular weight representatives.
  • the phosphates combine several advantages: they act as alkali carriers, prevent lime deposits on machine parts or lime incrustations in fabrics and also contribute to the cleaning performance.
  • Sodium dihydrogen phosphate, NaH 2 PO 4 exists as a dihydrate (density 1.91 gcm -3 , melting point 60 °) and as a monohydrate (density 2.04 gcm -3 ). Both salts are white powders which are very soluble in water and which lose their water of crystallization when heated and at 200 ° C into the weak acid diphosphate (disodium hydrogen diphosphate, Na 2 H 2 P 2 O 7 ), at higher temperature in sodium trimetaphosphate (Na 3 P 3 O 9 ) and pass on Madrell's salt.
  • NaH 2 PO 4 is acidic; It arises when phosphoric acid is adjusted to a pH of 4.5 with sodium hydroxide solution and the mash is sprayed.
  • Potassium dihydrogen phosphate (potassium phosphate primary or monobasic potassium, potassium biphosphate, KDP), KH 2 PO 4 , is a white salt of density 2.33 gcm -3 , has a melting point of 253 ° (decomposition to form (KPO 3 ) x , potassium polyphosphate) and is slightly soluble in water.
  • Disodium hydrogen phosphate (secondary sodium phosphate), Na 2 HPO 4 is a colorless, very slightly water-soluble crystalline salt.
  • Disodium hydrogen phosphate is prepared by neutralization of phosphoric acid with soda solution using phenolphthalein as an indicator.
  • Dipotassium hydrogen phosphate (secondary or dibasic potassium phosphate), K 2 HPO 4 , is an amorphous, white salt that is readily soluble in water.
  • Trisodium phosphate, tertiary sodium phosphate, Na 3 PO 4 are colorless crystals which have a density of 1.62 gcm -3 as dodecahydrate and a melting point of 73-76 ° C (decomposition), as decahydrate (corresponding to 19-20% P 2 O 5 ) have a melting point of 100 ° C and in anhydrous form (corresponding to 39-40% P 2 O 5 ) have a density of 2.536 gcm -3 .
  • Trisodium phosphate is readily soluble in water under alkaline reaction and is prepared by evaporating a solution of exactly 1 mole of disodium phosphate and 1 mole of NaOH.
  • Tripotassium phosphate (tertiary or tribasic potassium phosphate), K 3 PO 4 , is a white, deliquescent, granular powder of density 2.56 gcm -3 , has a melting point of 1340 ° and is readily soluble in water with an alkaline reaction. It arises, for example, when heating Thomasschlacke with coal and potassium sulfate. Despite the higher The more soluble, therefore highly effective, potassium phosphates are often preferred over corresponding sodium compounds.
  • Tetrasodium diphosphate (sodium pyrophosphate), Na 4 P 2 O 7 , exists in anhydrous form (density 2.534 gcm -3 , melting point 988 °, also indicated 880 °) and as decahydrate (density 1.815-1.836 gcm -3 , melting point 94 ° with loss of water) , For substances are colorless, in water with alkaline reaction soluble crystals.
  • Na 4 P 2 O 7 is formed on heating of disodium phosphate to> 200 ° or by reacting phosphoric acid with soda in a stoichiometric ratio and dewatering the solution by spraying.
  • the decahydrate complexes heavy metal salts and hardness agents and therefore reduces the hardness of the water.
  • Potassium diphosphate (potassium pyrophosphate), K 4 P 2 O 7 , exists in the form of the trihydrate and is a colorless, hygroscopic powder with a density of 2.33 gcm -3 , which is soluble in water, the pH being 1% Solution at 25 ° 10.4. Condensation of the NaH 2 PO 4 or the KH 2 PO 4 results in higher molecular weight sodium and potassium phosphates, in which one can distinguish cyclic representatives, the sodium or potassium metaphosphates and chain types, the sodium or potassium polyphosphates.
  • Pentakaliumtriphosphat, K 5 P 3 O 10 (potassium tripolyphosphate), for example, in the form of a 50 wt .-% solution (> 23% P 2 O 5 , 25% K 2 O) in the trade.
  • sodium potassium tripolyphosphates which can also be used in the context of the present invention. These arise, for example, when hydrolyzed sodium trimetaphosphate with KOH: (NaPO 3 ) 3 + 2 KOH ⁇ Na 3 K 2 P 3 O 10 + H 2 O
  • sodium tripolyphosphate, potassium tripolyphosphate or mixtures of these two applicable are just like sodium tripolyphosphate, potassium tripolyphosphate or mixtures of these two applicable; It is also possible to use mixtures of sodium tripolyphosphate and sodium potassium tripolyphosphate or mixtures of potassium tripolyphosphate and sodium potassium tripolyphosphate or mixtures of sodium tripolyphosphate and potassium tripolyphosphate and sodium potassium tripolyphosphate.
  • the composition contains 1.5% by weight to 5% by weight of polymeric polycarboxylate, in particular selected from the polymerization or copolymerization products of acrylic acid, methacrylic acid and / or maleic acid.
  • polymeric polycarboxylate in particular selected from the polymerization or copolymerization products of acrylic acid, methacrylic acid and / or maleic acid.
  • homopolymers of acrylic acid particularly preferred are those having an average molecular weight in the range from 5,000 D to 15,000 D (PA standard).
  • Suitable enzymes which can be used in the compositions are those from the class of lipases, cutinases, amylases, pullulanases, mannanases, cellulases, hemicellulases, xylanases and peroxidases and mixtures thereof, for example amylases such as Termamyl®, Amylase-LT®, Maxamyl®, Duramyl ® and / or Purafect® OxAm, lipases such as Lipolase®, Lipomax®, Lumafast®, Lipozym® and / or Lipex®, cellulases such as Celluzyme® and / or Carezyme®.
  • amylases such as Termamyl®, Amylase-LT®, Maxamyl®, Duramyl ® and / or Purafect® OxAm
  • lipases such as Lipolase®, Lipomax®, Lumafast®, Lipozym® and / or Lipex®
  • cellulases such
  • fungi or bacteria such as Bacillus subtilis, Bacillus licheniformis, Streptomyces griseus, Humicola lanuginosa, Humicola insolens, Pseudomonas pseudoalcaligenes or Pseudomonas cepacia derived enzymatic agents.
  • the optionally used enzymes may be adsorbed to carriers and / or embedded in encapsulants to protect against premature inactivation. They are preferably present in the compositions in amounts of up to 5% by weight, in particular from 0.5% by weight to 2% by weight.
  • a preferred solvent in liquid agents of the invention is water.
  • the organic solvents which can be used in the compositions are alcohols having 1 to 4 C atoms, in particular methanol, ethanol, isopropanol and tert-butanol, diols having 2 to 4 C atoms, in particular ethylene glycol and propylene glycol, and mixtures thereof and the derivable from said classes of compounds ethers.
  • Water-miscible solvents are preferably present in the compositions in amounts of from 1% to 60% by weight, especially from 2% to 40% by weight. If desired, water may be present in liquid agents according to the invention in amounts of up to 94% by weight. In preferred embodiments of low-water agents, the water content is not more than 15 wt .-%, in particular 1 wt .-% to 8 wt .-%.
  • Naturally derived polymers which can be used as thickening agents in aqueous liquid agents include agar-agar, carrageenan, tragacanth, gum arabic, alginates, pectins, polyoses, guar flour, locust bean gum, starch, dextrins, gelatin and casein.
  • Cellulose derivatives such as carboxymethyl cellulose, hydroxyethyl and propyl cellulose, and polymeric polysaccharide thickeners such as xanthan;
  • fully synthetic polymers such as polyacrylic and polymethacrylic compounds, vinyl polymers, polycarboxylic acids, polyethers, polyimines, polyamides and polyurethanes are also suitable as thickeners.
  • the agents can system and environmentally acceptable acids, in particular citric acid, acetic acid, tartaric acid, malic acid, lactic acid, glycolic acid, succinic acid, glutaric acid and / or adipic acid, but also, mineral acids, in particular sulfuric acid, or bases, in particular ammonium or alkali metal hydroxides.
  • Such pH regulators are preferably contained in the compositions not more than 20% by weight, in particular from 1.2% by weight to 17% by weight.
  • Soil release polymers are, for example, nonionic or cationic cellulose derivatives.
  • the particularly polyester-active soil release polymers 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.
  • Preferred soil release polymers include those compounds which are formally accessible by esterification of two monomeric moieties, wherein the first monomer is a dicarboxylic acid HOOC-Ph-COOH and the second monomer is a diol HO- (CHR 11 -) a OH, also known as polymeric Diol H- (O- (CHR 11 -) a ) b OH may be present.
  • Ph is an o-, m- or p-phenylene radical which can carry 1 to 4 substituents selected from alkyl radicals having 1 to 22 C atoms, sulfonic acid groups, carboxyl groups and mixtures thereof
  • R 11 denotes 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 of 4 to 200, especially 12 to 140.
  • the molecular weight or the average molecular weight or the maximum molecular weight distribution of preferred soil release polyester is in the range of 250 to 100,000, especially 500 to 50,000
  • the acid underlying the radical Ph is preferably selected from terephthalic acid, isophthalic acid, phthalic acid, trimellitic acid, mellitic acid, the isomers of sulfophthalic acid, sulfoisophthalic acid and sulfoterephthalic acid and mixtures thereof.
  • acids having at least two carboxyl groups may be included in the soil release-capable polyester.
  • 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.
  • the preferred diols HO- (CHR 11 -) a OH include those in which R 11 is hydrogen and a is a number from 2 to 6, and those in which a is 2 and R 11 is hydrogen and the alkyl radicals 1 to 10, in particular 1 to 3 C-atoms is selected.
  • R 11 is hydrogen and a is a number from 2 to 6
  • R 11 is hydrogen and the alkyl radicals 1 to 10, in particular 1 to 3 C-atoms is selected.
  • those of the formula HO-CH 2 -CHR 11 -OH in which R 11 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.
  • Particularly preferred among the polymeric diols is polyethylene glycol having an average molecular weight in the range of 1000 to 6000.
  • these polyesters may also be end developmentver consideration, with alkyl groups having 1 to 22 carbon atoms and esters of monocarboxylic acids in question as end groups.
  • the ester groups bonded via end groups can be based on alkyl, alkenyl and aryl monocarboxylic acids having 5 to 32 carbon atoms, in particular 5 to 18 carbon atoms. These include 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, brassidic acid, clupanodonic acid, lignoceric acid, cerotic 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.
  • the agents may contain anti-crease agents, since textile fabrics, in particular of rayon, wool, cotton and their mixtures, can tend to wrinkle, because the individual fibers are sensitive to bending, buckling, pressing and squeezing transverse to the fiber direction.
  • anti-crease agents since textile fabrics, in particular of rayon, wool, cotton and their mixtures, can tend to wrinkle, because the individual fibers are sensitive to bending, buckling, pressing and squeezing transverse to the fiber direction.
  • These include, for example, synthetic products based on fatty acids, fatty acid esters, fatty acid amides, alkylol esters, -alkylolamides or fatty alcohols, which are usually reacted with ethylene oxide, or products based on lecithin or modified phosphoric acid ester.
  • Graying inhibitors have the task of keeping suspended from the hard surface and in particular from the textile fiber suspended dirt in the fleet.
  • Water-soluble colloids of mostly organic nature are suitable for this purpose, for example starch, glue, gelatin, salts of ether carboxylic acids or ether sulfonic acids of starch or of cellulose or salts of acidic sulfuric acid esters of cellulose or starch.
  • water-soluble polyamides containing acidic groups are suitable for this purpose.
  • starch derivatives can be used, for example aldehyde starches.
  • cellulose ethers such as carboxymethylcellulose (Na salt), methylcellulose, hydroxyalkylcellulose and mixed ethers, such as methylhydroxyethylcellulose, methylhydroxypropylcellulose, methylcarboxymethylcellulose and mixtures thereof, for example in amounts of from 0.1 to 5% by weight, based on the compositions.
  • brighteners of the substituted diphenylstyrene type may be present, for example, the alkali salts of 4,4'-bis (2-sulfostyryl) -diphenyl, 4,4'-bis (4-chloro-3-sulfostyryl) -diphenyl, or 4 - (4-chlorostyryl) -4 '- (2-sulfostyryl).
  • Mixtures of the aforementioned optical brightener can be used.
  • foam inhibitors are, for example, soaps of natural or synthetic origin, which have a high proportion of C 18 -C 24 fatty acids.
  • Suitable non-surfactant foam inhibitors are, for example, organopolysiloxanes and mixtures thereof with microfine, optionally silanized silica and paraffins, waxes, microcrystalline waxes and mixtures thereof with silanated silicic acid or bis-fatty acid alkylenediamides. It is also advantageous to use mixtures of various foam inhibitors, for example those of silicones, paraffins or waxes.
  • the foam inhibitors, in particular silicone- and / or paraffin-containing foam inhibitors are preferably bound to a granular, water-soluble or dispersible carrier substance. In particular, mixtures of paraffins and bistearylethylenediamide are preferred.
  • peroxygen compounds come in particular organic peracids or pers acid salts of organic acids such as phthalimidopercaproic acid, perbenzoic acid or salts of diperdodecanedioic acid, hydrogen peroxide and under the washing conditions hydrogen peroxide-releasing inorganic salts such as perborate, percarbonate and / or persilicate, into consideration.
  • hydrogen peroxide It can also be produced by means of an enzymatic system, that is to say an oxidase and its substrate. If solid peroxygen compounds are to be used, they can be used in the form of powders or granules, which can also be enveloped in a manner known in principle.
  • alkali metal percarbonate alkali metal perborate monohydrate, alkali metal perborate tetrahydrate or, in particular in liquid media, hydrogen peroxide in the form of aqueous solutions which contain from 3% by weight to 10% by weight of hydrogen peroxide.
  • peroxygen compounds are present in detergents in amounts of up to 50% by weight, especially from 5% to 30% by weight.
  • bleach activators which form peroxycarboxylic acids or peroxoimidic acids under perhydrolysis conditions and / or customary bleach-activating transition metal complexes can be used.
  • the optional, especially in amounts of 0.5 wt .-% to 6 wt .-%, present component of the bleach activators include the commonly used N- or O-acyl compounds, for example, polyacylated alkylenediamines, especially tetraacetylethylenediamine, acylated glycolurils, especially tetraacetylglycoluril, N-acylated hydantoins, hydrazides, triazoles, urazoles, diketopiperazines, sulfuryl amides and cyanurates, in addition to carboxylic anhydrides, in particular phthalic anhydride, carboxylic acid esters, especially sodium isononanoyl-phenolsulfonat, and acylated sugar derivatives, in particular pentaacetyl
  • the bleach activators may have been coated or granulated in known manner with encapsulating substances, granulated tetraacetylethylenediamine having mean particle sizes of from 0.01 mm to 0.8 mm, granulated 1.5% by means of carboxymethylcellulose. Diacetyl-2,4-dioxohexahydro-1,3,5-triazine, and / or formulated in particulate trialkylammonium acetonitrile 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.
  • the agents in particular in concentrated liquid form, are present as a portion in a completely or partially water-soluble coating. Portioning makes it easier for the consumer to dose.
  • the funds can be packed, for example, in foil bags.
  • Pouches made of water-soluble film make it unnecessary for the consumer to tear open the packaging. In this way, a convenient dosing of a single, sized for a wash portion by inserting the bag directly into the washing machine or by throwing the bag into a certain amount of water, for example in a bucket, a bowl or hand basin, possible.
  • the film bag surrounding the washing portion dissolves without residue when it reaches a certain temperature.
  • thermoforming process thermoforming process
  • the water-soluble envelopes need not necessarily consist of a film material, but can also represent dimensionally stable containers that can be obtained for example by means of an injection molding process.
  • a seal takes place.
  • the filling material is injected into the forming capsule, wherein the injection pressure of the filling liquid presses the polymer bands in the Kugelschschalenkavticianen.
  • a process for the preparation of water-soluble capsules in which first the filling and then the sealing takes place, is based on the so-called Bottle-Pack® process. In this case, a tubular preform is guided into a two-part cavity. The cavity is closed, the lower tube portion is sealed, then the tube is inflated to form the capsule shape in the cavity, filled and finally sealed.
  • the shell material used for the preparation of the water-soluble portion is preferably a water-soluble polymeric thermoplastic, more preferably selected from the group (optionally partially acetalized) polyvinyl alcohol, polyvinyl alcohol copolymers, polyvinylpyrrolidone, polyethylene oxide, gelatin, cellulose and derivatives thereof, starch and derivatives thereof, blends and composites, inorganic salts and mixtures of said materials, preferably hydroxypropylmethylcellulose and / or polyvinyl alcohol blends.
  • Polyvinyl alcohols are commercially available, for example under the trademark Mowiol® (Clariant).
  • Polyvinyl alcohols which are particularly suitable for the purposes of the present invention are, for example, Mowiol® 3-83, Mowiol® 4-88, Mowiol® 5-88, Mowiol® 8-88 and Clariant L648.
  • the water-soluble thermoplastic used to prepare the portion may additionally optionally comprise polymers selected from the group comprising acrylic acid-containing polymers, polyacrylamides, oxazoline polymers, polystyrene sulfonates, polyurethanes, polyesters, polyethers and / or mixtures of the above polymers.
  • the water-soluble thermoplastic used comprises a polyvinyl alcohol whose degree of hydrolysis makes up 70 to 100 mol%, preferably 80 to 90 mol%, particularly preferably 81 to 89 mol% and in particular 82 to 88 mol%. It is further preferred that the water-soluble thermoplastic used comprises a polyvinyl alcohol whose molecular weight is in the range from 10,000 to 100,000 gmol -1 , preferably from 11,000 to 90,000 gmol -1 , more preferably from 12,000 to 80,000 gmol -1 and especially from 13,000 to 70,000 gmol -1 lies.
  • thermoplastics are used in amounts of at least 50% by weight, preferably of at least 70% by weight, more preferably of at least 80% by weight and in particular of at least 90% by weight, based in each case on the weight the water-soluble polymeric thermoplastic.
  • Standardized soilings (cotton, unless otherwise stated) or cotton blend fabrics were washed, then rinsed, dried and then their reflectance measured spectrophotometrically (Minolta® CR400-1) (washing temperature 25 ° C for greasy soils, 40 ° C for other soiling, washing time 1h, detergent dosage 4.12 g / l, 5-fold determination)

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Claims (9)

  1. Agent de lavage ou de nettoyage contenant un rhamnolipide et un polymère contenant de l'azote, choisi dans le groupe constitué d'une polyamine alcoxylée et des polymères pouvant être obtenus par polymérisation de N-vinylcaprolactame, N-vinylimidazole, N-vinylpipéridone, N-vinylsuccinimide, N-vinylglutarimide, N-vinylacétamide, N-alkyl-N-vinylacétamide, N-vinylformamide, N-alkyl-N-vinylformamide et/ou de mélanges d'au moins 2 de ces monomères, ainsi que de leurs mélanges.
  2. Agent selon la revendication 1, caractérisé en ce qu'il contient de 0,01 % en poids à 75 % en poids, en particulier de 0,05 % en poids à 35 % en poids de rhamnolipide et de 0,01 % en poids à 50 % en poids, en particulier de 0,05 % en poids à 30 % en poids de polymère contenant de l'azote.
  3. Utilisation d'un polymère contenant de l'azote, lequel est choisi dans le groupe constitué de la polyamine alcoxylée et des polymères obtenus par polymérisation du N-vinylcaprolactame, de la N-vinylpyrrolidone, du N-vinylimidazole, de la N-vinylpipéridone, du N-vinylsuccinimide, du N-vinylglutarimide, du N-vinylacétamide, du N-alkyl-N-vinylacétamide, du N-vinylformamide, du N-alkyl-N-vinylformamide et/ou de mélanges d'au moins 2 de ces monomères, ainsi que de leurs mélanges, pour augmenter les performances de lavage ou de nettoyage des agents de lavage ou de nettoyage contenant un rhamnolipide.
  4. Utilisation de combinaisons d'un rhamnolipide et d'un polymère contenant de l'azote, lequel est choisi dans le groupe constituée d'une polyamine alcoxylée et des polymères obtenus par polymérisation de N-vinylcaprolactame, de N-vinylpyrrolidone, de N-vinylimidazole, de N-vinylpipéridone, de N-vinylsuccinimide, de N-vinylglutarimide, de N-vinylacétamide, de N-alkyl-N-vinylacétamide, de N-vinylformamide, de N-alkyl-N-vinylformamide et/ou de mélanges d'au moins 2 de ces monomères, ainsi que leurs mélanges, pour augmenter les performances de lavage ou de nettoyage des agents de lavage ou de nettoyage.
  5. Utilisation selon la revendication 3 ou 4, caractérisée en ce que l'on ajoute le polymère contenant de l'azote ou la combinaison de celui-ci avec un rhamnolipide à un liquide tinctorial contenant un agent de lavage ou de nettoyage ou que l'on apporte le polymère contenant de l'azote ou la combinaison de celui-ci avec un rhamnolipide en tant que composant d'un agent de lavage ou de nettoyage dans un liquide tinctorial, la seule utilisation du polymère contenant de l'azote impliquant l'utilisation d'un agent de lavage contenant un rhamnolipide et que l'on apporte des objets à laver ou à nettoyer dans le liquide tinctorial.
  6. Agent selon la revendication 1 ou 2 ou utilisation selon l'une des revendications 3 à 5, caractérisé(e) en ce que le rhamnolipide est représenté par la formule générale (1),
    Figure imgb0010
     dans laquelle
    m représente 0, 1 ou 2,
    n représente 0 ou 1,
    R1 et R2, indépendamment l'un de l'autre, représentent des radicaux hydrocarbonés identiques ou différents, ayant 2 à 24, en particulier 5 à 13 atomes de carbone.
  7. Agent selon la revendication 1, 2 ou 6, ou utilisation selon l'une des revendications 3 à 6, caractérisé(e) en ce que les atomes d'azote dans la polyamine sont séparés les uns des autres par des groupes alkylène ayant de 2 à 12 atomes de carbone, en particulier de 2 à 6 atomes de carbone, tous les groupes alkylène ne devant pas nécessairement avoir le même nombre d'atomes de carbone, et/ou les fonctions amino primaires dans la polyamine portant 1 ou 2 groupes polyalcoxy et les fonctions amino secondaires portant 1 groupe polyalcoxy, chaque fonction amino ne devant pas nécessairement être substituée par un groupe alcoxy, et/ou le nombre moyen de groupes alcoxy par fonction amino primaire et par fonction amino secondaire dans la polyamine polyalcoxylée allant de 5 à 100, en particulier de 10 à 50.
  8. Agent selon la revendication 1, 2 ou 6, ou utilisation selon l'une des revendications 3 à 6, caractérisé(e) en ce que le polymère contenant de l'azote est constitué de N-vinylcaprolactame et d'un autre desdits monomères à insaturation éthylénique, en particulier la N-vinylpyrrolidone, ou de N-vinylpyrrolidone et de N-vinylimidazole.
  9. Agent ou utilisation selon l'une des revendications précédentes, caractérisé en ce que le polymère contenant de l'azote possède un poids moléculaire moyen (en nombre) allant de 1 000 g/mol à 500 000 g/mol, en particulier de 1 100 g/mol à 150 000 g/mol.
EP15804537.7A 2014-12-15 2015-12-04 Agent de lavage et de nettoyage Revoked EP3234085B1 (fr)

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BR112021000774A2 (pt) * 2018-07-17 2021-04-13 Unilever Ip Holdings B.V. Uso de ramnolipídio em um sistema de tensoativo para detergentes para lavagem manual
AR126853A1 (es) * 2021-09-02 2023-11-22 Unilever Global Ip Ltd Una composición higiénica para reducir los malos olores
DE102023205206A1 (de) 2023-06-05 2024-12-05 Henkel Ag & Co. Kgaa Neue Tensidkombination und Wasch- und Reinigungsmittel, welche diese enthalten
DE102023205205A1 (de) 2023-06-05 2024-12-05 Henkel Ag & Co. Kgaa Neue Tensidkombination und Wasch- und Reinigungsmittel, welche diese enthalten

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