EP1058722A1 - Combinaison de tensioactifs contenant des tensioactifs anioniques speciaux - Google Patents
Combinaison de tensioactifs contenant des tensioactifs anioniques speciauxInfo
- Publication number
- EP1058722A1 EP1058722A1 EP99910234A EP99910234A EP1058722A1 EP 1058722 A1 EP1058722 A1 EP 1058722A1 EP 99910234 A EP99910234 A EP 99910234A EP 99910234 A EP99910234 A EP 99910234A EP 1058722 A1 EP1058722 A1 EP 1058722A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- weight
- alkyl
- alkyl sulfates
- carbon atoms
- less
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
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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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/83—Mixtures of non-ionic with anionic compounds
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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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/02—Anionic compounds
- C11D1/37—Mixtures of compounds all of which are anionic
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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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/02—Anionic compounds
- C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
- C11D1/14—Sulfonic acids or sulfuric acid esters; Salts thereof derived from aliphatic hydrocarbons or mono-alcohols
- C11D1/146—Sulfuric acid esters
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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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/02—Anionic compounds
- C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
- C11D1/22—Sulfonic acids or sulfuric acid esters; Salts thereof derived from aromatic compounds
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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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/38—Cationic compounds
- C11D1/52—Carboxylic amides, alkylolamides or imides or their condensation products with alkylene oxides
- C11D1/525—Carboxylic amides (R1-CO-NR2R3), where R1, R2 or R3 contain two or more hydroxy groups per alkyl group, e.g. R3 being a reducing sugar rest
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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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/72—Ethers of polyoxyalkylene glycols
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/74—Carboxylates or sulfonates esters of polyoxyalkylene glycols
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/75—Amino oxides
Definitions
- the present invention relates to a surfactant combination which contains special fatty alkyl sulfates in combination with alkyl benzene sulfonates.
- washing temperatures are between 40 and 60 ° C. Most households do not use hot laundry.
- the washing temperatures used include the entire range of soiling found in household laundry, such as dust and skin oil, cosmetics and pigments, which essentially consist of foodstuffs, decorative cosmetics (Lipstick, make-up, ointments etc.) care products, such as shoe polish or from general (street) dirt, have a uniform and very high washing activity.
- the washing activity of most of the surfactant combinations known from the prior art has a maximum performance at higher temperatures.
- the particularly powerful washing-active substances such as some anionic surfactants, also show their maximum activity against certain types of soiling, but not across the entire range of soiling that occurs in the household.
- the alkylbenzenesulfonates are particularly effective against soiling of lipstick, but they show a weakness against dust and skin fat.
- the surfactant composition described therein contains (a) an alkyl sulfate surfactant system which contains a mixture of alkyl chain lengths, the weight distribution of the alkyl chains being such that less than 20% by weight of the alkyl chains have a chain length less than 14.
- the composition contains (b) a nonionic surfactant and (c) a zeolite builder which comprises zeolite P with a ratio of Si: Al not greater than 1.33 (zeolite MAP).
- GB-A-2 289 687 describes a powder detergent with a density of at least 650 g / l, which (a) contains from 1 to 50% by weight of a surfactant system, (b) from 2 to 25% by weight. % of a potassium salt and (c) at least 1% by weight of a builder.
- the surfactant system contains at least 30% by weight of a sulfated surfactant, which is selected from the group of alkyl sulfates, alkyl ethoxy sulfates, secondary alkyl sulfates and mixtures thereof. Examples of alkyl sulfates used are alkyl sulfates with 14 to 16 carbon atoms in the carbon chain.
- the object of the present invention was to provide a surfactant system which can be used both in powdery to granular as well as in liquid detergents and cleaning agents and to provide improved washing performance over the largest possible selection of different types of soiling.
- the surfactant system should also contain components that are commercially available at low prices and have ecologically favorable properties.
- the present invention accordingly relates to a surfactant combination for use in detergents and cleaning agents, containing C 12 -C 8 alkyl sulfates, the proportion of carbon chains with less than 14 carbon atoms and the proportion of carbon chains with more than 16 carbon atoms each being less than 10%, based on the content of Ci2-C18 alkyl sulfate and Cg-C ⁇ alkyl benzene sulfonates in a ratio of 1: 10 to 10: 1.
- the proportion of carbon chains with more than 16 carbon atoms in the C 2 -C 8 alkyl sulfates used is less than 10% by weight, based on the content of C 12 -C 8 alkyl sulfates.
- the proportion of carbon chains with more than 16 carbon atoms in the C 12 -C 18 alkyl sulfates used is above 10 and below 20% by weight, based on the content of C 2 -C 18 alkyl sulfates.
- the C 2 -C 18 alkyl sulfates contained in the surfactant combination according to the invention are known anionic surfactants which can be obtained by sulfonating the corresponding alcohols.
- the desired carbon chain cut can be set by using the corresponding alcohols produced from natural raw material sources or synthetically with an appropriate chain length distribution or by using corresponding, pure starting compounds.
- the C 8 -C 18 alkylbenzenesulfonates are known anionic surfactants which are obtained by sulfonating the C 8 -C 18 monoolefins with a terminal or internal double bond with gaseous sulfur trioxide and subsequent alkaline or acidic hydrolysis of the Obtains sulfonation products, can be obtained.
- the C 9 -C 0 alkylbenzenesulfonates are usually used; Higher-chain alkylbenzenesulfonates are largely avoided.
- the C 12 -C 8 alkyl sulfates and the C 9 -C 13 alkyl benzene sulfonates are preferably in a ratio of 1: 1 to 4: 1.
- the surfactant combination according to the invention is suitable for use in powdery to granular as well as liquid detergents and cleaning agents.
- the surfactants can be added to the agents both as individual substances and in the form of compounds.
- the compounds are preferably produced by means of granulation processes, in particular in the fluidized bed.
- the present invention also relates to powdery to granular detergents and cleaning agents which contain the surfactant combination according to the invention in combination with other customary constituents.
- Another object is liquid detergents and cleaning agents which contain the surfactant combination according to the invention, a suitable solvent and, if appropriate, further customary constituents.
- the powdery to granular or liquid detergents and cleaning agents according to the invention preferably contain the C 12 -C 8 -alkyl sulfates from the surfactant combination in an amount of 1 to 20% by weight, based on the total agent.
- the C 9 -C 13 alkylbenzenesulfonates are preferably present in the agents according to the invention in an amount of 1 to 20% by weight, based on the total agent.
- the agents according to the invention can contain further anionic surfactants, nonionic surfactants, builders and, if appropriate, still further substances which are usually contained in washing and cleaning agents.
- Other suitable anionic surfactants such as the C 8 -C 22 come -Olef ⁇ nsulfonate, C 8 - C 2 alkanesulfonates, C 8 -C 22 -Alkenylsulfate, Monoester and / or diesters of succinic acid Alkylsulfo- (sulfosuccinates), C 6 -C 18 - Alkylpolyglykolethersulfonate, C 8 -C 22 klareestersulfonate -Fett-, C 8 -C 2 -alkyl ether sulfates, glycerol ether, Glycerinethersul-, Hydroxymischethersulfate, monoglyceride sulfates, Sulfoglyceride,
- the anionic surfactants can be in the form of their sodium, potassium or ammonium salts and also as soluble salts of organic bases, such as mono-, di- or triethanolamine.
- the anionic surfactants are preferably in the form of their sodium or potassium salts, in particular in the form of the sodium salts.
- the content of the agents in further anionic surfactants is preferably up to 10% by weight.
- the agents C 8 -C 8 alcohol alkoxylates, alkyl polyglycosides, alkoxylated, preferably ethoxylated or ethoxylated and propoxylated C 8 -C 8 fatty acid alkyl esters, N-fatty alkyl amine oxides, polyhydroxy fatty acid amides or mixtures thereof can be used.
- the nonionic surfactants used are preferably alkoxylated, advantageously ethoxylated, in particular primary alcohols having preferably 8 to 18 carbon atoms and an average of 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 are usually present in oxo alcohol radicals.
- EO ethylene oxide
- alcohol ethoxylates with linear residues of alcohols of native origin with 12 to 18 carbon atoms, for example from coconut, palm, tallow or oleyl alcohol, and an average of 2 to 8 EO per mole of alcohol are particularly preferred.
- the preferred ethoxylated alcohols include, for example, -C 2 -C 4 alcohols with 3 EO or 4 EO, C 9 -Cn alcohols with 7 EO, -C 3 -C 15 alcohols with 3 EO, 5 EO, 7 EO or 8 EO, C ⁇ 2 -C 18 - alcohols with 3 EO, 5 EO or 7 EO and mixtures of these, such as this, such as mixtures of C 2 -C 4 - alcohol with 3 EO and C 2 -C 8 - alcohol with 7 EO.
- the degrees of ethoxylation given represent statistical averages, which can be an integer or a fraction for a specific product.
- Preferred alcohol ethoxylates have a narrow homolog distribution (narrow range ethoxylates, NRE).
- fatty alcohols with more than 12 EO can also be used. Examples of these are (tallow) fatty alcohols with 14 EO, 16 EO, 20 EO, 25 EO, 30 EO or 40 EO.
- compositions contain as a nonionic surfactant C 12 -C 16 fatty alcohol alkoxylates with an average degree of alkoxylation between 5.2 and 5.8, preferably between 5.4 and 5.6.
- alkyl glycosides of the general formula RO (G) x , in which R denotes a primary straight-chain or methyl-branched, in particular methyl-branched aliphatic radical having 8 to 22, preferably 12 to 18, carbon atoms and G is the symbol which stands for a glycose unit with 5 or 6 carbon atoms, preferably for glucose.
- the degree of oligomerization x which indicates the distribution of monoglycosides and oligoglycosides, is any number between 1 and 10; x is preferably 1.2 to 1.4.
- the content of the nonionic surfactants in the finished compositions is preferably from 2 to 45% by weight, preferably above 20% by weight, the content of nonionic surfactants in liquid compositions generally being above 10% by weight.
- Suitable inorganic builder substances are, for example, phosphates, preferably tripolyphosphates, but also orthophosphates and pyrophosphates, as well as zeolite and crystalline layered silicates.
- the finely crystalline, synthetic and bound water-containing zeolite used is preferably zeolite A and / or P.
- zeolite P zeolite MAP® (commercial product from Crosfield) and zeolite A are particularly preferred.
- zeolite X and mixtures of A, X and / or P are also suitable
- a cocrystallized sodium / potassium aluminum silicate from zeolite A and zeolite X which is commercially available as VEGOBOND AX ® (commercial product from Condea Augusta SpA).
- the zeolite can be used as a spray-dried powder or as an undried stabilized suspension that is still moist from its manufacture.
- the zeolite may contain minor additions of nonionic surfactants as stabilizers, for example 1 to 3% by weight, based on zeolite, of ethoxylated C 2 -C 8 fatty alcohols with 2 to 5 ethylene oxide groups, C 2 -C 5 fatty alcohols with 4 to 5 ethylene oxide groups or ethoxylated isotridecanols.
- Suitable zeolites have an average particle size of less than 10 ⁇ m (volume distribution; measurement method: Coulter Counter) and preferably contain 18 to 22% by weight, in particular 20 to 22% by weight, of bound water.
- Suitable substitutes or partial substitutes for phosphates and zeolites are crystalline, layered sodium silicates of the general formula NaMSi x O 2x + ⁇ * y H 2 O, where M is sodium or hydrogen, x is 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.
- Such crystalline layered silicates are described, for example, in European patent application EP-A-0 164 514.
- Preferred crystalline layered silicates of the formula given are those in which M represents sodium and x assumes the values 2 or 3.
- both ⁇ - and ⁇ -sodium disilicates Na 2 Si 2 O 5 .y H 2 O are preferred.
- Usable organic builders are, for example, the polycarboxylic acids that can be used in the form of their sodium salts, such as citric acid, adipic acid, succinic acid, glutaric acid, tartaric acid, sugar acids, aminocarboxylic acids, nitrilotriacetic acid (NTA), as long as such use is not objectionable for ecological reasons, and mixtures of these.
- Preferred salts are the salts of polycarboxylic acids such as citric acid, adipic acid, succinic acid, glutaric acid, tartaric acid, sugar acids and mixtures of these.
- Suitable polymeric polycarboxylates are, for example, the sodium salts of polyacrylic acid or polymethacrylic acid, for example those with a relative Molecular mass from 800 to 150,000 (based on acid).
- Suitable copolymeric polycarboxylates are, in particular, those of acrylic acid with methacrylic acid and of acrylic acid or methacrylic acid with maleic acid. Copolymers of acrylic acid with maleic acid which contain 50 to 90% by weight of acrylic acid and 50 to 10% by weight of maleic acid have proven to be particularly suitable.
- Their relative molecular weight, based on free acids is generally 5,000 to 200,000, preferably 10,000 to 120,000 and in particular 50,000 to 100,000.
- the content of (co) polymeric polycarboxylates in the compositions is preferably 1 to 8% by weight, in particular 2 to 6% by weight.
- biodegradable polymers composed of more than two different monomer units, for example those which, according to DE-A-43 00 772, are salts of acrylic acid and maleic acid as well as vinyl alcohol or vinyl alcohol derivatives or according to DE-C -42 21 381 contain as monomers salts of acrylic acid and 2-alkylallylsulfonic acid as well as sugar derivatives.
- polyacetals which can be obtained by reacting dialdehydes with polyolcarboxylic acids which have 5 to 7 carbon atoms and at least 3 hydroxyl groups, for example as described in European patent application EP-A-0 280 223.
- Preferred polyacetals are obtained from dialdehydes such as glyoxal, glutaraldehyde, terephthalaldehyde and mixtures thereof and from polyol carboxylic acids such as gluconic acid and or glucoheptonic acid.
- Suitable ingredients of the agents are water-soluble inorganic salts such as bicarbonates, carbonates, amorphous silicates or mixtures of these; in particular, alkali carbonate and amorphous alkali silicate, especially sodium silicate with a molar ratio Na 2 O: SiO of 1: 1 to 1: 4.5, preferably of 1: 2 to 1: 3.5, are used.
- the sodium carbonate content of the agents is preferably up to 20% by weight, advantageously between 2 and 15% by weight.
- the sodium silicate content of the agents is generally up to 10% by weight and preferably between 2 and 8% by weight.
- sodium perborate tetrahydrate and sodium perborate monohydrate are of particular importance.
- bleaching agents that can be used are, for example, sodium percarbonate, peroxypyrophosphates, citrate perhydrates and H 2 O 2 -supplying peracidic salts or peracids, such as perbenzoates, peroxophthalates, diperazelaic acid, phthaloiminoperic acid or diperdodecanedioic acid.
- the bleach content of the agents is preferably 5 to 25% by weight and in particular 10 to 20% by weight, advantageously using perborate monohydrate or percarbonate.
- Graying inhibitors have the task of keeping the dirt detached from the fiber suspended in the liquor and thus preventing the dirt from being re-absorbed.
- Water-soluble colloids of mostly organic nature are suitable for this, for example the water-soluble salts of polymeric carboxylic acids, glue, gelatin, salts of ether carboxylic acids or ether sulfonic acids of starch or cellulose or salts of acidic sulfuric acid esters of cellulose or starch.
- Water-soluble polyamides containing acidic groups are also suitable for this purpose. Soluble starch preparations and starch products other than those mentioned above can also be used, e.g. degraded starch, aldehyde starches, etc. Polyvinylpyrrolidone can also be used.
- cellulose ethers such as carboxymethyl cellulose (sodium salt), methyl cellulose, hydroxyalkyl cellulose and mixed ethers, such as methyl hydroxyethyl cellulose, methyl hydroxypropyl cellulose, methyl carboxymethyl cellulose and mixtures thereof, and also polyvinylpyrrolidone, for example in amounts of 0.1 to 5% by weight, based on the Means used.
- Suitable foam inhibitors are, for example, soaps of natural or synthetic origin, which have a high proportion of Cj 8 -C 24 fatty acids.
- Suitable non-surfactant-like foam inhibitors are, for example, organopolysiloxanes and their mixtures with microfine, optionally silanized silica, and paraffins, waxes, microcrystalline waxes and their mixtures with silanized silica or bistearylethylenediamide. Mixtures of different foam inhibitors are also used with advantages, for example those made of silicone, paraffins or To grow.
- the foam inhibitors, in particular silicone and / or paraffin-containing foam inhibitors are preferably bound to a granular, water-soluble or dispersible carrier substance. Mixtures of paraffins and bistearylethylenediamides are particularly preferred.
- the salts of polyphosphonic acids which are preferably used are the neutral sodium salts of, for example, l-hydroxyethane-l, l-diphosphonate, diethylenetriaminepenta-methylenephosphonate or ethylenediaminetetramethylenephosphonate in amounts of 0.1 to 1.5% by weight.
- the agents can contain derivatives of diaminostilbenedisulfonic acid or its alkali metal salts. Suitable are e.g. Salts of 4,4'-bis (2-anilino-4-morpholino-l, 3,5-triazinyl-6-amino) stilbene-2,2'-disulfonic acid or compounds of the same structure which, instead of the morpholino group, have a diethanolamino group , a methylamino group, an anilino group or a 2-methoxyethylamino group.
- brighteners of the substituted diphenylstyryl type may be present, e.g.
- bleach activators are N-acyl or O-acyl compounds which form organic peracids with H 2 O 2 , preferably multiply acylated alkylenediamines such as N, N'-tetraacylated diamines, acylated glycolurils, in particular tetraacetylglycoluril, N-acylated hydantoins, hydrazides, Triazoles, triazines, urazoles, diketopiperazines, sulphylamides and cyanurates, also carboxylic acid esters such as p- (alkanoyloxy) benzenesulfonate, in particular sodium isononanoyloxybenzenesulfonate, and the p- (alkenoyloxy) benzenesulfonate, furthermore caprolactamic acid derivatives such as carbonic acid and carbonic acid Esters of polyols such as glucose pentaacetate.
- bleach activators are acetylated mixtures of sorbitol and mannitol, as described for example in European patent application EP-A-0 525 239, and acetylated pentaerythritol.
- the bleach activator content of the bleach-containing agents is in the usual range, preferably between 1 and 10% by weight. % and in particular between 3 and 8% by weight.
- bleach activators are N, N, N ', N'-tetraacetylethylenediamine (TAED), 1,5-diacetyl-2,4-dioxo-hexahydro-1,3,5-triazine (DADHT) and acetylated sorbitol-mannitol mixtures (SORMAN).
- TAED N, N, N ', N'-tetraacetylethylenediamine
- DADHT 1,5-diacetyl-2,4-dioxo-hexahydro-1,3,5-triazine
- SORMAN acetylated sorbitol-mannitol mixtures
- Particularly suitable enzymes are those from the class of hydrolases, such as proteases, esterases, lipases or lipolytically active enzymes, amylases, cellulases or other glycosyl hydrolases, and mixtures of the enzymes mentioned. All of these hydrolases contribute to the removal of stains, such as stains containing protein, fat or starch, and graying in the laundry. By removing pilling and microfibrils, cellulases and other glycosyl hydrolases can help maintain color and increase the softness of the textile. Oxidoreductases can also be used for bleaching or for inhibiting color transfer.
- hydrolases such as proteases, esterases, lipases or lipolytically active enzymes, amylases, cellulases or other glycosyl hydrolases, and mixtures of the enzymes mentioned. All of these hydrolases contribute to the removal of stains, such as stains containing protein, fat or starch, and graying in the laundry. By removing pilling
- Enzymes obtained from bacterial strains or fungi such as Bacillus subtilis, Bacillus licheniformis, Streptomyces griseus and Humicola insolens are particularly suitable.
- Proteases of the subtilisin type and in particular proteases which are obtained from Bacillus lentus are preferably used.
- Enzyme mixtures for example, from protease and amylase or protease and lipase or lipolytically active enzymes or protease and cellulase or from cellulase and lipase or lipolytically active enzymes or from protease, amylase and lipase or lipolytically active enzymes or protease, lipase or lipolytic enzymes and cellulase, but especially protease- and / or lipase-containing mixtures or mixtures with lipolytic enzymes of particular interest.
- Known cutinases are examples of such lipolytically active enzymes.
- Peroxidases or oxidases have also proven to be suitable in some cases.
- Suitable amylases include in particular ⁇ -amylases, iso-amylases, pullulanases and pectinases.
- Cellobiohydrolases, endoglucanases and ⁇ -glucosidases, which are also called cellobiases, or mixtures thereof, are preferably used as cellulases. Since the different cellulase types differ in their CMCase and avicelase activities, the desired activities can be set by targeted mixtures of the cellulases.
- the enzymes can be adsorbed on carriers and / or embedded in coating substances in order to protect them against premature decomposition.
- the proportion of the enzymes, enzyme mixtures or enzyme granules can be, for example, about 0.1 to 5% by weight, preferably 0.1 to about 2% by weight.
- the agents present in liquid form can, in addition to the nonionic surfactants usually present as liquid components, also organic solvents, e.g. B. contain mono- or polyhydric alcohols with 1 to 4 carbon atoms.
- Preferred alcohols are ethanol, 1, 2-propanediol, glycerol and mixtures thereof.
- the compositions preferably contain 2 to 12% by weight and in particular 3 to 10% by weight of ethanol or any mixture of ethanol and glycerin.
- liquid organic ethers for example diisopropyl monomethyl ether
- a powdery to granular detergent and cleaning agent according to the present invention preferably contains 2 to 20 wt .-% C ⁇ 2 -C ) 8 - alkyl sulfates, the proportion of carbon chains with less than 14 carbon atoms is less than 10%, based on the content on C 12 -C 8 alkyl sulfate, 2 to 20% by weight of C 9 -C 13 alkyl benzene sulfonates, C 12 -C 18 alkyl sulfates and the Cg-C ⁇ alkyl benzene sulfonates in a ratio of 1:10 to 10: 1 are present, 15% by weight to 55% by weight of inorganic and / or organic builders, up to 10% by weight of further anionic surfactants, 1% by weight to 20% by weight of nonionic surfactants, up to 25% by weight.
- Enzymes and others ingredients common in washing and cleaning agents, such as structure breakers, foam inhibitors, optical brighteners, enzymes, stabilizers, in particular for peroxygen compounds and enzymes, fabric softening substances, graying inhibitors, foam inhibitors and colorants and fragrances.
- a liquid washing and cleaning agent according to the present invention preferably contains 2 to 20% by weight of C 1 -C 8 -alkyl sulfates, the proportion of carbon chains with less than 14 carbon atoms being less than 10%, based on the C 2 content -C 8 alkyl sulfate, 2 to 20 wt .-% Cp-Co-alkylbenzenesulfonates, the C 12 -C 8 alkyl sulfates and the C -C 13 alkylbenzenesulfonates being present in a ratio of 1:10 to 10: 1, 4 up to 25% by weight of liquid nonionic surfactants, up to 10% by weight of solvent, up to 10% by weight of builder substances, up to 3% by weight of enzymes and up to 2% by weight of others in detergents and cleaning agents usual ingredients.
- Fragrances can also be incorporated in the form of solid compounds in the powdery to granular detergents and cleaning agents.
- Such concentrated fragrance compounds can be produced separately, for example, by granulation, compacting, extrusion, pelletizing or using other agglomeration processes.
- Cyclodextrins for example, have proven useful as carrier materials, and the cyclodextrin-perfume complexes can additionally be coated with further auxiliaries.
- the special production of fragrance moldings is described, for example, in the older German patent application DE-A-197 46 780.6, in which a method is disclosed in which a solid, essentially water-free premix of carriers, optionally auxiliaries and 5 to 25% by weight. -% perfume is subjected to granulation or press agglomeration.
- the washing performance was tested under practical conditions in Miele W 918 Novotronic household washing machines.
- the machines were loaded with 3.5 kg of household linen (bed linen, table linen, underwear) and 0.5 kg of test fabric. Both commercially available artificially soiled cotton fabrics and polyester / cotton blended fabrics as well as naturally soiled cotton fabrics and polyester / cotton blended fabrics were used as test fabrics.
- column 2 shows the average values for the individual types of soiling and column 3 shows the total remission values for all types of soiling.
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Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19807805A DE19807805A1 (de) | 1998-02-26 | 1998-02-26 | Tensidkombination, enthaltend spezielle anionische Tenside |
DE19807805 | 1998-02-26 | ||
PCT/EP1999/001053 WO1999043772A2 (fr) | 1998-02-26 | 1999-02-17 | Combinaison de tensioactifs contenant des tensioactifs anioniques speciaux |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1058722A1 true EP1058722A1 (fr) | 2000-12-13 |
EP1058722B1 EP1058722B1 (fr) | 2002-08-21 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99910234A Revoked EP1058722B1 (fr) | 1998-02-26 | 1999-02-17 | Combinaison de tensioactifs contenant des tensioactifs anioniques speciaux |
Country Status (7)
Country | Link |
---|---|
US (1) | US6531439B1 (fr) |
EP (1) | EP1058722B1 (fr) |
JP (1) | JP2002504621A (fr) |
AT (1) | ATE222597T1 (fr) |
DE (2) | DE19807805A1 (fr) |
ES (1) | ES2180283T3 (fr) |
WO (1) | WO1999043772A2 (fr) |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3413571A1 (de) | 1984-04-11 | 1985-10-24 | Hoechst Ag, 6230 Frankfurt | Verwendung von kristallinen schichtfoermigen natriumsilikaten zur wasserenthaertung und verfahren zur wasserenthaertung |
DE3706036A1 (de) | 1987-02-25 | 1988-09-08 | Basf Ag | Polyacetale, verfahren zu deren herstellung aus dialdehyden und polyolcarbonsaeuren und verwendung der polyacetale |
EP0525239B1 (fr) | 1991-07-31 | 1997-07-09 | AUSIMONT S.p.A. | Procédé pour augmenter l'efficacité de blanchiment d'un persel inorganique |
DE4221381C1 (de) | 1992-07-02 | 1994-02-10 | Stockhausen Chem Fab Gmbh | Pfropf-Copolymerisate von ungesättigten Monomeren und Zuckern, Verfahren zu ihrer Herstellung und ihre Verwendung |
DE4300772C2 (de) | 1993-01-14 | 1997-03-27 | Stockhausen Chem Fab Gmbh | Wasserlösliche, biologisch abbaubare Copolymere auf Basis von ungesättigten Mono- und Dicarbonsäuren, Verfahren zu ihrer Herstellung und ihre Verwendung |
AU7062494A (en) * | 1993-07-12 | 1995-02-13 | Procter & Gamble Company, The | Surfactant system |
GB2289687A (en) | 1994-04-11 | 1995-11-29 | Procter & Gamble | Agglomerated Detergent Composition Containing High Levels Of Anionic Surfactants And Potassium Salt For Improved Solubility In Cold Temperature Laundering Sol |
GB2296919A (en) * | 1995-01-12 | 1996-07-17 | Procter & Gamble | Detergent composition |
DE19746780A1 (de) | 1997-10-23 | 1999-04-29 | Henkel Kgaa | Verfahren zur Herstellung von Duftperlen |
-
1998
- 1998-02-26 DE DE19807805A patent/DE19807805A1/de not_active Withdrawn
-
1999
- 1999-02-17 US US09/623,116 patent/US6531439B1/en not_active Expired - Fee Related
- 1999-02-17 AT AT99910234T patent/ATE222597T1/de not_active IP Right Cessation
- 1999-02-17 EP EP99910234A patent/EP1058722B1/fr not_active Revoked
- 1999-02-17 ES ES99910234T patent/ES2180283T3/es not_active Expired - Lifetime
- 1999-02-17 DE DE59902409T patent/DE59902409D1/de not_active Revoked
- 1999-02-17 JP JP2000533513A patent/JP2002504621A/ja active Pending
- 1999-02-17 WO PCT/EP1999/001053 patent/WO1999043772A2/fr not_active Application Discontinuation
Non-Patent Citations (1)
Title |
---|
See references of WO9943772A2 * |
Also Published As
Publication number | Publication date |
---|---|
EP1058722B1 (fr) | 2002-08-21 |
DE59902409D1 (de) | 2002-09-26 |
ATE222597T1 (de) | 2002-09-15 |
DE19807805A1 (de) | 1999-09-02 |
JP2002504621A (ja) | 2002-02-12 |
ES2180283T3 (es) | 2003-02-01 |
WO1999043772A3 (fr) | 1999-11-11 |
US6531439B1 (en) | 2003-03-11 |
WO1999043772A2 (fr) | 1999-09-02 |
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