EP1592762B2 - Produit de lavage ou de nettoyage contenant un systeme adjuvant hydrosoluble et un derive cellulosique a pouvoir nettoyant - Google Patents

Produit de lavage ou de nettoyage contenant un systeme adjuvant hydrosoluble et un derive cellulosique a pouvoir nettoyant Download PDF

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EP1592762B2
EP1592762B2 EP04707136.0A EP04707136A EP1592762B2 EP 1592762 B2 EP1592762 B2 EP 1592762B2 EP 04707136 A EP04707136 A EP 04707136A EP 1592762 B2 EP1592762 B2 EP 1592762B2
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Prior art keywords
alkali
acid
weight
cellulose derivative
water
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German (de)
English (en)
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EP1592762B1 (fr
EP1592762A1 (fr
Inventor
Josef Penninger
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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
    • C11D3/39—Organic or inorganic per-compounds
    • C11D3/3942—Inorganic per-compounds
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D11/00—Special methods for preparing compositions containing mixtures of detergents
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/0039—Coated compositions or coated components in the compositions, (micro)capsules
    • 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
    • C11D3/0005—Other compounding ingredients characterised by their effect
    • C11D3/0026—Low foaming or foam regulating compositions
    • 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
    • C11D3/0005—Other compounding ingredients characterised by their effect
    • C11D3/0036—Soil deposition preventing compositions; Antiredeposition agents
    • 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
    • C11D3/225—Natural or synthetic polysaccharides, e.g. cellulose, starch, gum, alginic acid or cyclodextrin etherified, e.g. CMC
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
    • D06M15/03—Polysaccharides or derivatives thereof
    • D06M15/05—Cellulose or derivatives thereof
    • D06M15/09—Cellulose ethers
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
    • C11D2111/10—Objects to be cleaned
    • C11D2111/12—Soft surfaces, e.g. textile
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material

Definitions

  • the present invention relates to detergents or cleaners which have only water-soluble constituents as builder component and contain soil release-capable cellulose derivative.
  • Washing and cleaning agents normally contain, in addition to the surfactants which are indispensable for the washing or cleaning performance, so-called builder substances which have the task of supporting the performance of the surfactants by eliminating hardness formers, ie essentially calcium and magnesium ions, from the wash liquor should not interact negatively with the surfactants.
  • builder substances which have the task of supporting the performance of the surfactants by eliminating hardness formers, ie essentially calcium and magnesium ions, from the wash liquor should not interact negatively with the surfactants.
  • polyphosphates in particular trisodium polyphosphate
  • An example of such primary detergency-improving builders is zeolite Na-A, which is known to be capable of forming complexes which are particularly stable with calcium ions in particular, so that their reaction with water-hard-forming anions, especially carbonate, is suppressed to insoluble compounds.
  • builders particularly in laundry detergents, are expected to prevent the redeposition of soil detached from the fiber or generally from the surface to be cleaned, as well as the formation of insoluble compounds on the cleaned fabric or surface due to the reaction of water hardness cations with water hardness forming anions.
  • co-builders usually polymeric polycarboxylates, which in addition to their contribution to the secondary washing ability advantageously also have a complexing action against the water-hardness-forming cations.
  • detergents In addition to the indispensable active ingredients such as surfactants and builder materials, detergents generally contain further constituents, which can be summarized under the term washing aids and which comprise such different active ingredient groups as foam regulators, grayness inhibitors, bleaches, enzymes and dye transfer inhibitors.
  • Such adjuvants also include substances which impart soil repellency properties to the laundry fiber and, if present during the wash, aid the soil release properties of the remaining detergent ingredients. The same applies mutatis mutandis to cleaners for hard surfaces.
  • soil release agents are often referred to as “soil release” agents or because of their ability to impart soil repellency to the treated surface, such as the fiber, as “soil repellents”.
  • the US patent US 4,000,093 discloses detergents containing from 0.1% to 3% by weight of alkyl cellulose, hydroxyalkyl cellulose or alkyl hydroxyalkyl cellulose and from 5% to 50% by weight surfactant, wherein the surfactant component is substantially consists of C 10 to C 13 alkyl sulfate and up to 5 wt .-% C 14 alkyl sulfate and less than 5 wt .-% alkyl sulfate having alkyl radicals of C 15 and higher.
  • the US patent US 4,174,305 discloses detergents containing from 0.1% to 3% by weight of alkyl cellulose, hydroxyalkyl cellulose or alkyl hydroxyalkyl cellulose and from 5% to 50% by weight surfactant, wherein the surfactant component is substantially is C 10 -C 12 alkyl benzene sulfonate and has less than 5% by weight alkyl benzene sulfonate with alkyl radicals of C 13 and higher.
  • the European patent application EP 0 634 481 relates to a detergent containing alkali metal percarbonate and one or more nonionic cellulose derivatives.
  • the European patent specification EP 0271 312 (P & G) relates to soil release agents, among these cellulose alkyl ethers and cellulose hydroxyalkyl ethers (having DS 1.5 to 2.7 and molecular weights of 2,000 to 100,000) such as methylcellulose and ethylcellulose, with weight ratio of peroxygen bleach (based on the active oxygen content of the bleaching agent) of 10: 1 to 1:10 should be used.
  • a detergent in liquid or granular form which imparts textile appearance benefits such as pilling / lint reduction, anti-color fading, improved abrasion resistance and / or enhanced softness to fabrics and textiles washed therewith, and from 1 to 80% by weight of surfactant, 1 to 80 wt .-% organic or inorganic builder, 0.1 to 80 wt .-% of a hydrophobically modified nonionic cellulose ether having a molecular weight of 10,000 to 2,000,000, wherein the modification in the presence of optionally oligomerized (degree of oligomerization up to 20 ) Ethyleneoxy or 2-propyleneoxy ether units and C 8-24 alkyl substituents and the alkyl substituents must be present in amounts of 0.1-5 wt .-%, based on the cellulose ether material.
  • German Offenlegungsschrift describes DT 16 17 141 a Waschverfähren under use of polyethylene terephthalate-polyoxyethylene glycol copolymers.
  • the German patent application DT 22 00 911 relates to detergents containing nonionic surfactant and a copolymer of polyoxyethylene glycol and polyethylene terephthalate.
  • DT 22 53 063 are called acidic textile finishing agents containing a copolymer of a dibasic carboxylic acid and an alkylene or cycloalkylene polyglycol and optionally an alkylene or cycloalkylene glycol.
  • Polymers of ethylene terephthalate and polyethylene oxide terephthalate in which the polyethylene glycol units have molecular weights of 750 to 5,000 and the molar ratio of ethylene terephthalate to polyethylene oxide terephthalate is 50:50 to 90:10, and their use in detergents are disclosed in the German Patent DE 28 57 292 described.
  • the European patent EP 066 944 relates to textile treatment compositions containing a copolyester of ethylene glycol, polyethylene glycol, aromatic dicarboxylic acid and sulfonated aromatic dicarboxylic acid in certain molar ratios.
  • the European patent EP 253 567 relates to soil release polymers having a molecular weight of 900 to 9000 of ethylene terephthalate and polyethylene oxide terephthalate, wherein the polyethylene glycol units have molecular weights of 300 to 3000 and the molar ratio of ethylene terephthalate to polyethylene oxide terephthalate is 0.6 to 0.95.
  • From the European patent application EP 272 033 are at least partially by C 1-4 alkyl or acyl radicals end-capped polyester with poly-propylene terephthalate and polyoxyethylene terephthalate units known.
  • the European patent EP 274 907 describes sulfoethyl end-capped terephthalate-containing soil release polyesters.
  • EP 357,280 are prepared by sulfonation of unsaturated end groups soil release polyester with terephthalate, alkylene glycol and poly-C 2-4 glycol units.
  • the German patent application DE 26 55 551 describes the reaction of such polyesters with isocyanate group-containing polymers and the use of the polymers thus prepared against the repulping of dirt during the washing of synthetic fibers.
  • detergents are known which contain, as a soil-removing-capable polymer, a reaction product of a polyester having a terminal isocyanate group-containing prepolymer obtained from a diisocyanate and a hydrophilic nonionic macrodiol.
  • the agent may contain all other ingredients commonly used in detergents or cleaners, unless they are in unacceptably negative interact with these or one of these.
  • builder block is to be expressed, however, that the means contain no builders other than those which are water-soluble, that is all builders contained in the agent are summarized in the so characterized "block °, wherein at most the amounts of Substances are excluded, which may be present as impurities or stabilizing additives in small amounts in the other ingredients of the products commercially.
  • the use according to the invention can be carried out as part of a washing process by adding a detergent having a water-soluble builder block, and the cellulose derivative of an aqueous liquor, the cellulose derivative added separately by dissolving a detergent containing a water-soluble builder block, detergent-containing liquor or preferably introduces the cellulose derivative as part of a detergent according to the invention in the liquor.
  • said use according to the invention in the context of a laundering process can be carried out in such a way that the cellulose derivative is added separately to the rinsing liquor which is used after washing with a water-soluble builder block, or if it is incorporated as part of the laundry aftertreatment agent, in particular a softener.
  • said water-soluble builder block detergent may also contain, but may be free from, a cellulose derivative to be used in accordance with the invention.
  • said laundry aftertreatment agent may also contain, but may be free of, a water-soluble builder block.
  • washing performance-enhancing effect of the cellulose derivatives to be used according to the invention with repeated use, that is to say in particular for removing soiling of corresponding textiles which had already been washed and / or post-treated in the presence of the cellulose derivative before being provided with the soil.
  • the positive aspect referred to can also be realized by a washing process in which the textile after the actual washing process, with the aid of a detergent with water-soluble builder block - which may contain a called cellulose derivative, but in this Case can also be free of this - is carried out, with an aftertreatment agent, for example - in the context of a fabric softening step, which contains a cellulose derivative to be used according to the invention, is brought into contact. Also in this procedure occurs during the next washing process, although again if desired, although a detergent with water-soluble builder block, but no detergent is used with a cellulose derivative mentioned, the washing performance enhancing effect of Cellulose derivatives to be used according to the invention.
  • Preferred cellulose derivatives are those which are alkylated with C 1 to C 10 groups, in particular C 1 to C 3 groups, and additionally carry C 2 to C 10 hydroxyalkyl groups, in particular C 2 to C 3 hydroxyalkyl groups.
  • appropriate alkylating agents for example alkyl halides or alkyl sulfates, and subsequent reaction with corresponding alkylene oxides, such as, for example, ethylene oxide and / or propylene oxide.
  • a mean of 0.5 to 2.5, in particular 1 to 2, alkyl groups and 0.02 to 0.5, in particular 0.05 to 0.3, hydroxyalkyl groups per anhydroglycosemonomer unit are contained in the cellulose derivative.
  • the average molar mass of the cellulose derivatives used according to the invention is preferably in the range from 10,000 D to 150,000 D, in particular from 40,000 D to 120,000 D and particularly preferably in the range from 80,000 D to 110,000 D.
  • the determination of the degree of polymerization or of the molecular weight of the soil release-capable cellulose derivative is based on the determination of the limiting viscosity number of sufficiently dilute aqueous solutions by means of an Ubbelohde capillary viscometer (capillary 0c). Using a constant [ H. Staudinger and F. Reinecke, “On Molecular Weight Determination on Cellulose Ethers", Liebigs Annalen der Chemie 535, 47 (1938 )] and a correction factor [ F.
  • Rodriguez and LAGoettler, "The Flow of Moderately Concentrated Polymer Solutions in Water," Transactions of the Society of Rheology VIII, 3, 17 (1964 )] can be calculated from the degree of polymerization and, taking into account the degrees of substitution (DS and MS), the corresponding molecular weight.
  • agents according to the invention contain a water-soluble builder block.
  • water-soluble is to be understood as meaning that the builder block dissolves without leaving any residue at least 3 g / l, in particular at least 6 g / l, in water of pH 7 at room temperature.
  • the builder block is preferably soluble without residue at the concentration which results from the use amount of the detergent containing it in the customary washing conditions.
  • the water-soluble builder block comprises at least 2 of components b), c), d) and e) in amounts greater than 0% by weight.
  • component a in a preferred embodiment of the composition according to the invention, 15% by weight to 25% by weight of alkali carbonate, which may at least partly be replaced by alkali metal hydrogencarbonate, and up to 5% by weight, in particular 0.5% by weight. % to 2.5% by weight of citric acid and / or alkali citrate.
  • inventive compositions are as 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. If both alkali metal carbonate and alkali metal bicarbonate are present, the component comprises a) alkali carbonate and alkali metal bicarbonate, preferably in a weight ratio of 10: 1 1 to 1: 1.
  • component b in a preferred embodiment of the composition according to the invention, 1% by weight to 5% by weight alkali silicate with a modulus in the range from 1.8 to 2.5 are contained.
  • agents according to the invention contain from 0.05% by weight to 1% by weight of phosphonic acid and / or alkali metal phosphonate.
  • 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 salts, for example 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 those described in German Auslegeschrift DE 11 07 207 described acylated derivatives of phosphorous acid, which can also be used in any mixtures.
  • 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
  • alkali metal phosphate in particular trisodium polyphosphate, are contained.
  • Alkaliphosphat is the Summarized name 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 higher 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 P0 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 the water of crystallization on heating 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 primary or monobasic potassium phosphate, 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 readily 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 price, the more soluble, therefore highly effective, potassium phosphates are often preferred over the corresponding sodium compounds in the detergent industry.
  • 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 NaH 2 PO 4 or KH 2 PO 4 results in higher mol.
  • Sodium and potassium phosphates in which one can distinguish cyclic representatives, the sodium or Kaliummetaphosphate 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.
  • the potassium polyphosphates are widely used in the washing and cleaning industry.
  • 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
  • component e) in a preferred embodiment of the composition according to the invention 1.5 wt .-% to 5 wt .-% 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 and, among these, those having an average molecular weight in the range from 5,000 D to 15,000 D (PA standard).
  • Detergents or cleaning agents which contain a cellulose derivative or water-soluble builder block to be used according to the invention or are used together or used in the process according to the invention may contain all customary other constituents of such agents which do not undesirably interact with the cellulose derivative or the water-soluble cellulose derivative Builderblock interact.
  • the cellulose derivative in amounts of from 0.1 wt .-% to 5 wt .-%, in particular 0.5 wt .-% to 2.5 wt .-% incorporated in detergents or cleaning agents.
  • an agent used according to the invention or used in the process according to the invention contains nonionic surfactant selected from fatty alkyl polyglycosides, fatty alkyl polyalkoxylates, in particular ethoxylates and / or propoxylates, fatty acid polyhydroxyamides and / or ethoxylation and / or propoxylation products 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 .-%.
  • Such agents comprises the presence of sulfate and / or sulfonate synthetic anionic surfactant, in particular fatty alkyl sulfate, fatty alkyl ether sulfate, sulfo fatty acid ester and / or sulfo fatty acid salt, in particular in an amount in the range from 2% to 25% by weight.
  • the anionic surfactant is preferably selected from 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 content of compounds having longer-chain radicals in the range from 16 to 18 carbon atoms is more than 20% by weight.
  • 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 carboxamides, which correspond to the said alcohols with respect to the alkyl part usable.
  • the ethylene oxide and / or propylene oxide insertion products of fatty acid alkyl esters as described in the international patent application WO 90/13533 as well as fatty acid polyhydroxyamides, as prepared according to the methods of US Pat US 1,985,424 .
  • alkylpolyglycosides which are suitable for incorporation in the compositions according to the invention are compounds of the general formula (G) n -OR 12 , in which R 12 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.
  • R 12 is an alkyl or alkenyl radical having 8 to 22 C atoms
  • G is a glycose unit
  • 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, arabinose, Include 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 part R 12 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 oxo alcohols, can be used for the preparation of 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 used in accordance with the invention or used in the method according to the invention in agents which contain a soil-release agent used in the invention, preferably in amounts of 1 wt .-% to 30 wt.%, In particular from 1 wt .-% to 25 wt .-%, wherein amounts in the upper part of this range are more likely to be found in liquid detergents and particulate detergents preferably contain rather lower amounts of up to 5 wt .-%.
  • the agents may instead or additionally contain other surfactants, preferably synthetic anionic surfactants of the sulfate or sulfonate type, such as, for example, alkylbenzenesulfonates, in amounts of preferably not more than 20% by weight, in particular from 0.1% by weight to 18% by weight. %, in each case based on total resources.
  • 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 conventional sulfating reagent, in particular sulfur trioxide or chlorosulfonic acid, and subsequent neutralization with alkali metal, 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.
  • 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 wt.% To 100 wt.% Of saturated C 12 -C 18 fatty acid soaps and up to 50 wt.% Of oleic acid soap.
  • soap is included in amounts of from 0.1% to 5% by weight.
  • higher amounts of soap as a rule up to 20% by weight, can also be present.
  • 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.
  • betaines and / or cationic surfactants which, if present, are preferably used in amounts of from 0.5% by weight to 7% by weight.
  • esterquats discussed below are particularly preferred.
  • An agent which contains a cellulose derivative to be used according to the invention or is used together or used in the process according to the invention contains peroxygen-based bleaches, in particular in amounts ranging from 5% to 70% by weight, and optionally bleach activator , in particular in amounts ranging from 2 wt .-% to 10 wt .-%.
  • the bleaches in question are preferably the peroxygen compounds generally used in detergents, such as percarboxylic acids, for example dodecanediperic 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 dodecanediperic 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 present in the compositions 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 the total agent, wherein in particular alkali metal percarbonate is used.
  • alkali metal herein is sodium, as well as any other part of the present specification, although lithium, potassium and rubidium salts may be used if desired.
  • the encapsulated alkali metal percarbonate particles which are preferably contained in compositions according to the invention have an alkali percarbonate core which may have been produced by any desired preparation process and may also contain stabilizers known per se, such as magnesium salts, silicates and phosphates.
  • the manufacturing processes customary in practice are, in particular, so-called crystallization processes and fluidized-bed spray granulation processes.
  • the crystallization process hydrogen peroxide and alkali carbonate are reacted in aqueous phase to alkali metal percarbonate and the latter is separated from the aqueous mother liquor after crystallization.
  • alkali metal percarbonate has been crystallized in the presence of a higher concentration of an inert salt, such as sodium chloride, in older processes, methods are now known in which crystallization can also take place in the absence of a salting-out agent.
  • an inert salt such as sodium chloride
  • alkali metal percarbonate produced by a process comprising contacting solid alkali carbonate or a hydrate thereof with an aqueous hydrogen peroxide solution and drying may also be the core of the alkali metal percarbonate particles.
  • the alkali metal percarbonate optionally contained in compositions according to the invention preferably has at least two coating layers, an innermost layer containing at least one hydrate-forming inorganic salt and an outer layer alkali silicate.
  • the outer alkali metal silicate-containing coating layer can either be the outermost coating layer of a coating comprising at least two layers or a coating layer which is not the innermost one, directly on the alkali metal percarbonate, which in turn can be superposed by one or more layers.
  • This at least partial penetration results from the fact that during the coating of alkali metal percarbonate particles, which have an innermost coating layer, this is at least superficially dissolved when a solution containing a coating component or the coating components of a second coating layer is sprayed on.
  • the optionally present component of the bleach activators comprises the commonly 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, and also carboxylic acid anhydrides , in particular phthalic anhydride, carboxylic acid esters, in particular sodium isononanoylphenolsulfonat, and acylated sugar derivatives, in particular pentaacetylglucose, as well as cationic nitrile derivatives such as trimethylammoniumacetonitrile salts.
  • N- or O-acyl compounds for example polyacylated alkylenediamines, in particular tetraacetyl
  • the bleach activators may have been coated or granulated in a known manner with coating substances in order to avoid the interaction with the per compounds, with the aid of carboxymethylcellulose granulated tetraacetylethylenediamine having average particle sizes of 0.01 mm to 0.8 mm, as for example according to in the European patent specification EP 37 026 granulated 1,5-diacetyl-2,4-dioxohexahydro-1,3,5-triazine, as described in the German Patent DD 255 884 can be prepared, and / or according to those in the international patent applications WO 00/50553 . WO 00/50556 . WO 02/12425 .
  • WO 02/12426 or WO 02/26927 Particularly preferred is the trialkylammonium acetonitrile formulated in particulate form.
  • such bleach activators are preferably present 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.
  • agents may contain other ingredients customary in detergents and cleaners.
  • These optional ingredients include, in particular, enzymes, enzyme stabilizers, foam inhibitors, for example organopolysiloxanes or paraffins, solvents and optical brighteners, for example stilbene disulfonic acid derivatives.
  • compositions which comprise a cellulose derivative 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 and up to 2 wt .-%, in particular 0.1 wt .-% to 1 wt .-% foam inhibitors , Wherein said weight content in each case relate to the total mean.
  • Solvents which can be used in particular for liquid agents are, in addition to water, preferably those which are water-miscible. These include the lower alcohols, for example, ethanol, propanol, isopropanol, and the isomeric butanols, glycerol, lower glycols, such as ethylene and propylene glycol, and the derivable from the aforementioned classes of compounds ether.
  • the cellulose derivatives used in the invention are usually dissolved or in suspended form.
  • inventions are preferably selected from the group comprising protease, amylase, lipase, cellulase, hemicellulase, oxidase, peroxidase or 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, for example, in the German Offenlegungsschriften DE 19 40 488 . DE 20 44 161 . DE 21 01 803 and DE 21 21 397 , the US patents US Pat. No.
  • EP 218 272 or EP 204 284 or the international patent application WO 90/10695 described from Fusarium species, such as in the European patent application EP 130 064 described, from Rhizopus species, such as in the European patent application EP 117 553 described or from Aspergillus species, such as in the European patent application EP 167,309 be described.
  • Suitable lipases are for example available under the names Lipolase ®, Lipozym ®, Lipomax® ®, Lipex ®, ® Amano lipase, Toyo Jozo ® lipase, Meito ® lipase and Diosynth lipase ® commercially.
  • Suitable amylases are commercially available for example under the name 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.
  • Cellulases of this type are known, for example, from German Offenlegungsschriften DE 31 17 250 . DE 32 07 825 . DE 32 07 847 . DE 33 22 950 or the European patent applications EP 265 832 . EP 269 977 . EP 270 974 .
  • EP 273 125 such as EP 339,550 and international patent applications WO 95/02675 and WO 97/14804 known and commercially available under the name Celluzyme ®, ® and Carezyme Ecostone® ®.
  • usual enzyme stabilizers include amino alcohols, such as mono-, di-, triethanol- and -propanolamine and mixtures thereof, lower carboxylic acids, such as from the European patent applications EP 376,705 and EP 378,261 Boric acid or alkali borates, boric acid-carboxylic acid combinations, such as from the European patent application EP 451 921 known, boric acid esters, such as from the international patent application WO 93/11215 or the European patent application EP 511 456 known boronic acid derivatives, such as from the European patent application EP 583 536 known, calcium salts, for example from the European patent EP 28,865 known Ca-formic acid combination, magnesium salts, such as from the European patent application EP 378 262 known, and / or sulfur-containing reducing agents, such as from the European patent applications EP 080 748 or EP 080 223 known.
  • amino alcohols such as mono-, di-, triethanol- and -propanolamine and mixtures thereof
  • lower carboxylic acids
  • Suitable foam inhibitors include long-chain soaps, especially 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, as for example in the German Offenlegungsschrift DE 34 36 194 , the European patent applications EP 262 588 . EP 301 414 . EP 309 931 or the European patent specification EP 150 386 described.
  • polyester-active soil release polymers which can be used in addition to the cellulosic derivatives essential to 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, 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 remainder 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 in the soil release-capable polyester be included.
  • 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 has the value 2 and R 11 is selected from hydrogen and the alkyl radicals having 1 to 10, in particular 1 to 3 C-atoms.
  • R 11 is hydrogen and a is a Number from 2 to 6
  • R 11 is selected from hydrogen and the alkyl radicals having 1 to 10, in particular 1 to 3 C-atoms.
  • 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.
  • the polyesters synthesized as described above may also be end-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, brassidic 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-butyl
  • 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 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.
  • preferred polymers have a solubility of at least 1 g per liter, in particular at least 10 g per liter, under these conditions.
  • Preferred laundry aftertreatment agents have a so-called ester quat, that is a quaternized ester of carboxylic acid and aminoalcohol, as a laundry softening agent.
  • ester quat that is a quaternized ester of carboxylic acid and aminoalcohol
  • these are known substances which can be obtained by the relevant methods of preparative organic chemistry.
  • please refer to the international patent application WO 91/01295 referenced after which triethanolamine partially esterified with fatty acids in the presence of hypophosphorous acid, air passes and then quaternized with dimethyl sulfate or ethylene oxide.
  • WO 91/01295 referenced
  • a process for the preparation of solid ester quats is known, in which one carries out the quaternization of Triethanolaminestem in the presence of suitable dispersants, preferably fatty alcohols.
  • Ester quats preferred in the compositions are quaternized fatty acid triethanolamine ester salts which follow formula (I), in the R 1 CO for an acyl radical having 6 to 22 carbon atoms, R 2 and R 3 are independently hydrogen or R 1 CO, R 4 is an alkyl radical having 1 to 4 carbon atoms or a (CH 2 CH 2 O) q H Group, m, n and p in total are 0 or numbers from 1 to 12, q is numbers from 1 to 12 and X is a charge-balancing anion such as halide, alkyl sulfate or alkyl phosphate.
  • R 1 CO for an acyl radical having 6 to 22 carbon atoms
  • R 2 and R 3 are independently hydrogen or R 1 CO
  • R 4 is an alkyl radical having 1 to 4 carbon atoms or a (CH 2 CH 2 O) q H Group
  • m, n and p in total are 0 or numbers from 1 to 12
  • q is numbers from 1 to 12
  • esterquats which can be used in the context of the invention are products based on caproic acid, caprylic acid, capric acid, lauric acid, myristic acid, palmitic acid, isostearic acid, stearic acid, oleic acid, elaidic acid, arachidic acid, behenic acid and erucic acid and their technical mixtures, such as They occur, for example, in the pressure splitting of natural fats and oils. It is preferred to use technical C 12/18 coconut fatty acids and in particular partially hydrogenated C 16/18 tallow or palm oil fatty acids and also elaidic acid-rich C 16/18 fatty acid cuts.
  • the fatty acids and the triethanolamine is usually used in a molar ratio of 1.1: 1 to 3: 1.
  • an employment ratio of 1.2: 1 to 2.2: 1, preferably 1.5: 1 to 1.9: 1 has proven to be particularly advantageous.
  • the preferred esterquats used are technical mixtures of mono-, di- and triesters with an average degree of esterification of 1.5 to 1.9 and are derived from technical C 16/18 tallow or palm oil fatty acid (iodine value 0 to 40) , Quaternized fatty acid triethanolamine ester salts of the formula (I) in which R 1 is CO for an acyl radical having 16 to 18 carbon atoms, R 2 is R 1 CO, R 3 is hydrogen, R 4 is a methyl group, m, n and p is 0 and X is Methyl sulfate is, have proven to be particularly advantageous.
  • quaternized ester salts of carboxylic acids with diethanolalkylamines of the formula (II) are also suitable as esterquats.
  • R 1 CO for an acyl radical having 6 to 22 carbon atoms
  • R 2 is hydrogen or R 1 CO
  • R 4 and R 5 are independently alkyl radicals having 1 to 4 carbon atoms
  • X is a charge-balancing anion such as halide, alkyl sulfate or alkyl phosphate.
  • R 1 CO for an acyl radical having 6 to 22 carbon atoms
  • R 2 is hydrogen or R 1 CO
  • R 4 , R 6 and R 7 are independently alkyl radicals having 1 to 4 carbon atoms
  • X is a charge-balancing anion such as halide, alkyl sulfate or alkyl phosphate.
  • esterquats of the formulas (II) and (III).
  • the esterquats are marketed in the form of 50 to 90 weight percent alcoholic solutions, which can also be easily diluted with water, with ethanol, propanol and isopropanol being the usual alcoholic solvents.
  • Esterquats are preferably used in amounts of from 5% by weight to 25% by weight, in particular from 8% by weight to 20% by weight, in each case based on the total laundry aftertreatment agent.
  • the laundering agent may additionally contain detergent ingredients listed above, unless they unduly interact negatively with the esterquat. It is preferably a liquid, water-containing agent.
  • Solid agents are preferably prepared by mixing a particulate soil release-containing cellulose derivative with other detergent ingredients present in solid form, especially the components of the water-soluble builder block.
  • a spray-drying step it is preferable to use a spray-drying step to produce the particle which contains the soil release-capable cellulose derivative.
  • a compacting compounding step for producing this particle and optionally also for producing the finished product.
  • the soiled fabrics were measured with a Minolta CR 200 and then aged at RT for 7 days. Thereafter, the soiled cloths were stapled on towels and washed under the conditions given above.

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Claims (20)

  1. Agent de lavage ou de nettoyage contenant des builders, contenant un bloc hydrosoluble de builders, qui se compose des composants
    a) 5% en poids à 35% en poids d'acide citrique, de citrate de métal alcalin et/ou de carbonate de métal alcalin, lequel peut être remplacé au moins partiellement par de l'hydrogénocarbonate de métal alcalin,
    b) jusqu'à 5% en poids de silicate de métal alcalin ayant un module dans la plage de 1,8 à 2,5,
    c) jusqu'à 2% en poids d'acide phosphonique et/ou de phosphonate de métal alcalin,
    d) jusqu'à 50% en poids de phosphate de métal alcalin, et
    e) jusqu'à 10% en poids de polycarboxylate polymère,
    un agent de blanchiment à base de composé peroxygéné, et un dérivé cellulosique à pouvoir détachant les salissures, que l'on peut obtenir par alkylation et hydroxyalkylation de la cellulose, l'agent ne contenant pas d'autres substances de type builder que celles qui sont hydrosolubles, c'est-à-dire que toutes les substances de type builder contenues dans l'agent sont rassemblées dans le « bloc » ainsi caractérisé, à l'exclusion cependant des quantités de substances qui peuvent être contenues de manière usuelle dans le commerce à titre d'impuretés ou d'additifs stabilisants en de faibles quantités dans les autres constituants de l'agent.
  2. Agent selon la revendication 1, caractérisé en ce que le dérivé de cellulose est alkylé avec des groupes en C1 à C10, en particulier des groupes en C1 à C3, et qu'il porte en sus des groupes hydroxyalkyle en C2 à C10, en particulier des groupes hydroxyalkyle en C2 à C3.
  3. Agent selon la revendication 1 ou 2, caractérisé en ce qu'en moyenne dans le dérivé cellulosique, 0,5 à 2,5, en particulier 1 à 2 groupes alkyle et 0,02 à 0,5, en particulier 0,05 à 0,3 groupe hydroxyalkyle sont contenus par motif anhydroglycose monomère.
  4. Agent selon l'une quelconque des revendications 1 à 3, caractérisé en ce que la masse molaire moyenne du dérivé cellulosique est dans la plage de 10 000 D à 150 000 D.
  5. Agent selon l'une quelconque des revendications 1 à 4, caractérisé en ce que la masse molaire moyenne du dérivé cellulosique est dans la plage de 40 000 à 120 000 D, en particulier de 80 000 à 110 000 D.
  6. Agent selon l'une quelconque des revendications 1 à 5, caractérisé en ce qu'il contient de 0,1% en poids à 5% en poids, en particulier de 0,5% en poids à 2,5% en poids, du dérivé cellulosique à pouvoir détachant les salissures.
  7. Agent selon l'une quelconque des revendications 1 à 6, caractérisé en ce que la proportion du bloc de builders est d'au moins 15% en poids.
  8. Agent selon l'une quelconque des revendications 1 à 7, caractérisé en ce que la proportion du bloc de builders est de jusqu'à 55% en poids, en particulier de 25% en poids à 50% en poids.
  9. Agent selon l'une quelconque des revendications 1 à 8, caractérisé en ce que 15% en poids à 25% en poids de carbonate de métal alcalin, lequel peut être remplacé au moins partiellement par de l'hydrogénocarbonate de métal alcalin, et jusqu'à 5% en poids, en particulier de 0,5% en poids à 2,5% en poids d'acide citrique et/ou de citrate de métal alcalin, sont contenus à titre de composant a).
  10. Agent selon l'une quelconque des revendications 1 à 8, caractérisé en ce que de 5% en poids à 25% en poids, en particulier de 5% en poids à 15% en poids, d'acide citrique et/ou de citrate de métal alcalin, et jusqu'à 5% en poids, en particulier de 1 % en poids à 5% en poids de carbonate de métal alcalin, lequel peut être remplacé au moins partiellement par de l'hydrogénocarbonate de métal alcalin, sont contenus à titre de composant a).
  11. Agent selon l'une quelconque des revendications 1 à 10, caractérisé en ce que le composant a) présente du carbonate de métal alcalin et de l'hydrogénocarbonate de métal alcalin dans un rapport pondéral de 10:1 à 1:1.
  12. Agent selon l'une quelconque des revendications 1 à 11, caractérisé en ce que de 1% en poids à 5% en poids de silicate de métal alcalin ayant un module dans la plage de 1,8 à 2,5, est contenu à titre de composant b).
  13. Agent selon l'une quelconque des revendications 1 à 12, caractérisé en ce que de 0,05% en poids à 1% en poids d'acide phosphonique et/ou de phosphonate de métal alcalin, en particulier choisis parmi les acides hydroxy- et/ou amino-alkylphosphoniques et/ou leurs sels de métal alcalin, sont contenus à titre de composant c).
  14. Agent selon l'une quelconque des revendications 1 à 13, caractérisé en ce que de 15% en poids à 35% en poids de phosphate de métal alcalin, en particulier de polyphosphate trisodique, sont contenus à titre de composant d).
  15. Agent selon l'une quelconque des revendications 1 à 14, caractérisé en ce que de 1,5% en poids à 5% en poids de polycarboxylate polymère, en particulier choisi parmi les produits de polymérisation ou de copolymérisation de l'acide acrylique, de l'acide méthacrylique et/ou de l'acide maléique, sont contenus à titre de composant e).
  16. Utilisation d'un dérivé cellulosique à pouvoir détachant les salissures, que l'on peut obtenir par alkylation et hydroxyalkylation de la cellulose, pour renforcer la performance de nettoyage des agents de lavage, qui présentent un agent de blanchiment à base d'un composé peroxygéné et un bloc hydrosoluble de builders, qui se compose des composants :
    a) 5% en poids à 35% en poids d'acide citrique, de citrate de métal alcalin et/ou de carbonate de métal alcalin, lequel peut être remplacé au moins partiellement par de l'hydrogénocarbonate de métal alcalin,
    b) jusqu'à 5% en poids de silicate de métal alcalin ayant un module dans la plage de 1,8 à 2,5,
    c) jusqu'à 2% en poids d'acide phosphonique et/ou de phosphonate de métal alcalin,
    d) jusqu'à 50% en poids de phosphate de métal alcalin, et
    e) jusqu'à 10% en poids de polycarboxylate polymère,
    lors du lavage de textiles, qui sont constitués en particulier de coton, ou qui contiennent du coton, l'agent ne contenant pas d'autres substances de type builder que celles qui sont hydrosolubles, c'est-à-dire que toutes les substances de type builder contenues dans l'agent sont rassemblées dans le « bloc » ainsi caractérisé, à l'exclusion cependant des quantités de substances qui peuvent être contenues de manière usuelle dans le commerce à titre d'impuretés ou d'additifs stabilisants en de faibles quantités dans les autres constituants de l'agent.
  17. Procédé pour laver les textiles, dans lequel on met en oeuvre un agent de lavage ayant un agent de blanchiment à base d'un composé peroxygéné et un bloc hydrosoluble de builders, qui se compose des composants
    a) 5% en poids à 35% en poids d'acide citrique, de citrate de métal alcalin et/ou de carbonate de métal alcalin, lequel peut être remplacé au moins partiellement par de l'hydrogénocarbonate de métal alcalin,
    b) jusqu'à 5% en poids de silicate de métal alcalin ayant un module dans la plage de 1,8 à 2,5,
    c) jusqu'à 2% en poids d'acide phosphonique et/ou de phosphonate de métal alcalin,
    d) jusqu'à 50% en poids de phosphate de métal alcalin, et
    e) jusqu'à 10% en poids de polycarboxylate polymère
    et un dérivé cellulosique à pouvoir détachant les salissures, que l'on peut obtenir par alkylation et hydroxyalkylation de la cellulose, l'agent ne contenant pas d'autres substances de type builder que celles qui sont hydrosolubles, c'est-à-dire que toutes les substances de type builder contenues dans l'agent sont rassemblées dans le « bloc » ainsi caractérisé, à l'exclusion cependant des quantités de substances qui peuvent être contenues de manière usuelle dans le commerce à titre d'impuretés ou d'additifs stabilisants en de faibles quantités dans les autres constituants de l'agent.
  18. Procédé pour préparer des agents solides selon l'une quelconque des revendications 1 à 15, caractérisé en ce que l'on mélange une particule contenant un dérivé cellulosique à pouvoir détachant les salissures, avec d'autres ingrédients d'agent de lavage existant sous forme solide.
  19. Procédé selon la revendication 18, caractérisé en ce que l'on met en oeuvre une étape de séchage par pulvérisation pour produire la particule, laquelle contient un dérivé cellulosique à pouvoir détachant les salissures.
  20. Procédé selon la revendication 18, caractérisé en ce que l'on met en oeuvre une étape de mélangeage avec compaction pour produire la particule, laquelle contient un dérivé cellulosique à pouvoir détachant les salissures.
EP04707136.0A 2003-02-10 2004-01-31 Produit de lavage ou de nettoyage contenant un systeme adjuvant hydrosoluble et un derive cellulosique a pouvoir nettoyant Expired - Lifetime EP1592762B2 (fr)

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Application Number Priority Date Filing Date Title
DE10305306 2003-02-10
DE10305306 2003-02-10
DE10351325A DE10351325A1 (de) 2003-02-10 2003-10-31 Wasch- oder Reinigungsmittel mit wasserlöslichem Buildersystem und schmutzablösevermögendem Cellulosederivat
DE10351325 2003-10-31
PCT/EP2004/000874 WO2004069977A1 (fr) 2003-02-10 2004-01-31 Produit de lavage ou de nettoyage contenant un systeme adjuvant hydrosoluble et un derive cellulosique a pouvoir nettoyant

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EP1592762A1 EP1592762A1 (fr) 2005-11-09
EP1592762B1 EP1592762B1 (fr) 2008-08-27
EP1592762B2 true EP1592762B2 (fr) 2013-09-18

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JP (1) JP2006517246A (fr)
AT (1) ATE406429T1 (fr)
DE (1) DE10351325A1 (fr)
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EP1592765B1 (fr) * 2003-02-10 2007-05-30 Henkel Kommanditgesellschaft auf Aktien Augmentation de la puissance de nettoyage de produits de lavage a l'aide d'un derive cellulosique et d'un polymere hygroscopique
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WO2004069978A1 (fr) * 2003-02-10 2004-08-19 Henkel Kommanditgesellschaft Auf Aktien Produit de lavage ou de nettoyage contenant un agent de blanchiment ainsi qu'un systeme adjuvant hydrosoluble et un derive cellulosique a pouvoir nettoyant
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US7316995B2 (en) 2008-01-08
JP2006517246A (ja) 2006-07-20
EP1592762B1 (fr) 2008-08-27
ATE406429T1 (de) 2008-09-15
US20060030504A1 (en) 2006-02-09
WO2004069977A1 (fr) 2004-08-19
DE10351325A1 (de) 2004-08-26
ES2310713T5 (es) 2014-01-28
ES2310713T3 (es) 2009-01-16
EP1592762A1 (fr) 2005-11-09

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