WO2017157995A1 - Produit de nettoyage contenant un aminoxyde - Google Patents

Produit de nettoyage contenant un aminoxyde Download PDF

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Publication number
WO2017157995A1
WO2017157995A1 PCT/EP2017/056079 EP2017056079W WO2017157995A1 WO 2017157995 A1 WO2017157995 A1 WO 2017157995A1 EP 2017056079 W EP2017056079 W EP 2017056079W WO 2017157995 A1 WO2017157995 A1 WO 2017157995A1
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agent
cleaning agent
cleaning
total weight
amount
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PCT/EP2017/056079
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German (de)
English (en)
Inventor
Detlef Buisker
Marianne Schmeling
Peter Schmiedel
Johannes Zipfel
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Henkel Ag & Co. Kgaa
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Publication of WO2017157995A1 publication Critical patent/WO2017157995A1/fr

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/66—Non-ionic compounds
    • C11D1/83—Mixtures of non-ionic with anionic compounds
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/88—Ampholytes; Electroneutral compounds
    • C11D1/94—Mixtures with anionic, cationic or non-ionic compounds
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/34—Organic compounds containing sulfur
    • C11D3/3418—Toluene -, xylene -, cumene -, benzene - or naphthalene sulfonates or sulfates
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/02—Anionic compounds
    • C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
    • C11D1/29—Sulfates of polyoxyalkylene ethers
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/66—Non-ionic compounds
    • C11D1/75—Amino oxides
    • 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
    • C11D1/88—Ampholytes; Electroneutral compounds
    • C11D1/90—Betaines
    • 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
    • C11D2111/14—Hard surfaces

Definitions

  • the present invention relates to a cleaning agent containing a surfactant mixture comprising amine oxide and ether sulfate and a structure control agent, which causes the reduction of the structure relaxation time of the cleaning agent in half. Moreover, the invention also relates to the use of the structure control agent for improving the flow and dosing behavior of a detergent containing a surfactant mixture as defined herein, the use of the detergent for cleaning hard surfaces and a method for cleaning hard surfaces using the detergent described ,
  • cleaning agents are another important criterion for good handling and simple application.
  • this also includes the flow and metering behavior of the product. This may sometimes be affected by the surfactants present and the structures formed thereby.
  • amine oxide-containing formulations show, especially at surfactant concentrations below 14% by weight, a structure which impairs the flow and metering behavior of the product.
  • amine oxides are distinguished by desirable properties when used in detergents, in particular hand dishwashing detergents. There is therefore a general need for detergents, in particular dishwashing detergents, which contain amine oxides and nevertheless exhibit good flow and metering behavior.
  • the object of the present invention was therefore to identify possible additives whose addition to amine oxide-containing detergents, in particular hand dishwashing detergents, bring about improved flow and metering behavior.
  • the present invention is therefore directed to a cleaning agent, preferably dishwashing detergent, more preferably hand dishwashing detergent, comprising a surfactant mixture, wherein the surfactant mixture comprises:
  • At least one ether sulfate preferably in an amount of from 3.0 to 15.0% by weight, more preferably from 4.0 to 10.0% by weight, based on the total weight of the composition, which agent has a structure control agent in an amount of 0.2 to 2.0 wt .-%, by the addition of the structure relaxation time of the cleaning agent at a temperature of 30 ° C is reduced to half.
  • the agent additionally contains (iii) at least one betaine, preferably in an amount of from 1.0 to 5.0% by weight, more preferably from 1.5 to 3.5% by weight, based on the total weight of the composition ,
  • the present invention is further directed to the use of a detergent as described herein, preferably dishwashing detergent, more preferably hand dishwashing detergent, for cleaning solid surfaces, and to a process for cleaning hard surfaces, characterized in that in at least one process step a detergent as described herein, preferably dishwashing detergent, more preferably hand dishwashing detergent, is used.
  • a detergent as described herein preferably dishwashing detergent, more preferably hand dishwashing detergent
  • the invention also relates to the use of a structure control agent for improving the flow and metering behavior of a detergent as described herein, preferably dishwashing detergent, more preferably hand dishwashing detergent, containing the surfactant combination described herein.
  • At least one includes, but is not limited to, 1, 2, 3, 4, 5, 6 and more.
  • alkaline earth metals are referred to below as counterions for monovalent anions, this means that the alkaline earth metal is present only in half - as sufficient to charge balance - amount of substance as the anion.
  • a cleaning agent is to be understood as meaning all agents which are suitable for cleaning solid surfaces, for example dishwashing agents, in particular hand dishwashing detergents.
  • dishwashing agents in particular hand dishwashing detergents.
  • Other suitable ingredients will be described in detail below.
  • the cleaning agent according to the invention contains at least one amine oxide.
  • all amine oxides established for this purpose in the prior art ie compounds having the formula RR 2 R 3 NO, wherein each R, R 2 and R 3 is independently of the others an optionally substituted, for example hydroxy-substituted, C1 -C30 hydrocarbon chain is used.
  • Particularly preferably used amine oxides are those in which R is C 12 -C 18 alkyl and R 2 and R 3 are each independently C 1 -C 4 alkyl, in particular C 12 -C 18 alkyl dimethylamine oxides.
  • amine oxides are N-cocoalkyl-N, N-dimethylamine oxide and N-tallowalkyl-N, N-dihydroxyethylamine oxide.
  • C 12 -C 18 Alkyldimethylamine oxides or mixtures which also contain C 16 and C 18 -alkyldimethylamine oxides are preferred over C 12 -C 14 -alkyldimethylamine oxides.
  • amine oxides in which R also includes C16 and Cis radicals are generally preferred over those in which R only comprises C12-14 radicals.
  • the amine oxides used therefore contain at least 20 wt .-%, preferably at least 30% by weight, more preferably at least 40% by weight, most preferably at least 50% by weight, 60% by weight, 70% by weight or 80% by weight of C16-18 amine oxides, based on the Total weight of amine oxides.
  • the remainder of the amine oxides may consist of C12-14 amine oxides. It has been found that such long-chain amine oxides are superior to the shorter-chain in terms of cleaning performance, in particular in the surfactant combination described.
  • the at least one amine oxide is preferably used in an amount of 0.5 to 3 wt .-%, in particular 1 to 2.5 wt .-%, based on the total weight of the composition.
  • the detergents of the invention further contain at least one anionic surfactant from the group of ether sulfates.
  • Preferred ether sulfates are those of the formula (I)
  • R is a linear or branched, substituted or unsubstituted alkyl radical, preferably a linear, unsubstituted alkyl radical, more preferably a fatty alcohol radical.
  • Preferred radicals R are selected from decyl, undecyl, dodecyl, tridecyl, tetradecyl, pentadecyl, hexadecyl, heptadecyl, octadecyl, nonadecyl, eicosyl radicals and mixtures thereof, where the representatives with even number of carbon atoms are preferred.
  • radicals R are derived from C 12 -C 18 -fatty alcohols, for example coconut fatty alcohol, tallow fatty alcohol, lauryl, myristyl, cetyl or stearyl alcohol or C 10 -C 20 oxo alcohols.
  • X stands for a monovalent cation or the n-th part of an n-valent cation, the alkali metal ions being preferred, and Na + or K + being preferred, Na + being extremely preferred.
  • Other cations X + can be selected from NhV, Mn 2+ , and mixtures thereof.
  • AO represents an ethylene oxide (EO) or propylene oxide (PO) moiety, preferably an ethylene oxide moiety.
  • EO ethylene oxide
  • PO propylene oxide
  • the index n stands for an integer from 1 to 50, preferably from 1 to 20 and in particular from 2 to 10. Most preferably, n stands for the numbers 2, 3, 4, 5, 6, 7 or 8.
  • ether sulfates are preferably present in amounts of 3 to 15 wt .-%, in particular in amounts of 4 to 10 wt .-%, based on the total weight of the composition.
  • Compositions according to the invention also contain a structure control agent.
  • This is an active ingredient whose addition to a surfactant-containing composition leads to a reduction in the rheological structure relaxation time.
  • the structure control agent is used in an amount of 0.2 to 2 wt .-%, particularly preferably 0.3 to 1, 5 wt .-%, based on the total weight of the composition.
  • a particularly preferred structure control agent is sodium cumene sulfonate.
  • the structure relaxation time of the cleaning agent is reduced to half at a temperature of 30 ° C., preferably to one third, more preferably to one fourth.
  • the agents of the invention also contain at least one betaine.
  • Suitable betaines are those of the formula (R i ) (R iv ) (R v ) N + CH 2 COO-, in which R i is optionally substituted by hetero atoms or heteroatom groups, such as, for example, O, S, NH, C (O), C (O) ) NH or C (0) 0, interrupted alkyl radical having 8 to 25, preferably 10 to 21 carbon atoms and R iv and R v are identical or different alkyl radicals having 1 to 3 carbon atoms. Particularly preferred are C 10 -C 18 -alkyl-dimethylcarboxymethylbetaine and C 12 -C 17 -alkylamidopropyl-dimethylcarboxymethylbetaine.
  • betaines in amounts of 1 to 5 wt .-%, in particular in amounts of 1, 5 to 3.5 wt .-%, based on the total weight of the composition.
  • the agents of the invention may be used in addition to the above-mentioned additional surfactant.
  • additional surfactant Suitable are, for example, surfactants from the groups of alkylbenzenesulfonates, alkyl sulfates, alkyl ester sulfonates, secondary alkanesulfonates, fatty alcohol alkoxylates, alkyl glycosides, alkoxylated fatty acid alkyl esters, fatty acid alkanolamides, Hydroxy mixed ethers, sorbitan fatty acid esters, polyhydroxy fatty acid amides and alkoxylated alcohols.
  • surfactants are known in the art.
  • the total amount of surfactants i. the surfactant mixture, based on the weight of the composition 4 to 25 wt .-%, preferably 5 to 20 wt .-%, more preferably 7 to 14 wt .-%.
  • the cleaning agents according to the present invention are liquid and contain water as the main solvent, i. they are aqueous cleaning agents.
  • the water content of the aqueous composition of the present invention is usually 15 to 95% by weight, preferably 20 to 90% by weight. In various embodiments, the water content is more than 5 wt .-%, preferably more than 15 wt .-% and particularly preferably more than 25% by weight, each based on the total amount of detergent.
  • non-aqueous solvents may be added to the detergent.
  • Suitable non-aqueous solvents include mono- or polyhydric alcohols, alkanolamines or glycol ethers, provided that they are miscible with water in the specified concentration range.
  • the solvents are preferably selected from ethanol, n-propanol, i-propanol, butanols, glycol, propanediol, butanediol, methylpropanediol, glycerol, diglycol, propyldiglycol, butyldiglycol, hexyleneglycol, ethylene glycol methyl ether, ethylene glycol ethyl ether,
  • Ethylene glycol propyl ether ethylene glycol mono-n-butyl ether, diethylene glycol methyl ether, diethylene glycol ethyl ether, propylene glycol methyl ether, propylene glycol ethyl ether,
  • Propylene glycol propyl ether dipropylene glycol monomethyl ether, dipropylene glycol monoethyl ether, methoxytriglycol, ethoxytriglycol, butoxytriglycol, 1-butoxyethoxy-2-propanol, 3-methyl-3-methoxybutanol, propylene glycol t-butyl ether, di-n-octyl ether and mixtures of these solvents.
  • the one or more non-aqueous solvents is usually contained in an amount of 0.1 to 10% by weight, preferably 1 to 8% by weight, based on the total composition.
  • the agents described herein may further contain at least one enzyme, preferably a protease.
  • the proteases used are preferably alkaline serine proteases. They act as nonspecific endopeptidases, that is, they hydrolyze any acid amide linkages that are internal to peptides or proteins and thereby cause the degradation of proteinaceous stains on the cleaning material. Their pH optimum is usually in the clearly alkaline range.
  • the proteases preferably used according to the invention are preferably a serine protease, in particular a subtilase, more preferably a subtilisin.
  • the subtilisin may be a wild-type enzyme or a subtilisin variant, wherein the wild-type enzyme or the starting enzyme of the variant is preferably selected from one of the following:
  • alkaline protease from Bacillus lentus, preferably from Bacillus lentus (DSM 5483),
  • alkaline protease from Bacillus sp. (DSM 14390) or an at least 98.5% identical alkaline protease, and
  • alkaline protease from Bacillus sp. (DSM 14392) or an at least 98.1% identical alkaline protease.
  • subtilisin 309 examples of the proteases which can be used in the agents described herein are subtilisin 309 or functional fragments / variants thereof and variants of the Bacillus lentus alkaline protease or variants thereof.
  • Subtilisin 309 is sold under the trade name Savinase® by Novozymes A / S, Bagsvaerd, Denmark.
  • subtilisin 309 from Bacillus lentus optimized enzyme variants are available under the trade names Blaze® and Ovozyme® from Novozymes, which represent a preferred embodiment of the invention.
  • the alkaline protease from Bacillus lentus DSM 5483 for example, is derived from the protease variants known as BLAP®.
  • the enzymes to be used may also be formulated together with accompanying substances, for example from the fermentation.
  • the enzymes are preferably used as enzyme liquid formulation (s).
  • the proteases are generally not provided in the form of the pure protein, but rather in the form of stabilized, storable and transportable preparations.
  • Such prefabricated preparations include, for example, the solid preparations obtained by granulation, extrusion or lyophilization or, especially in the case of liquid or gel-form detergents, solutions of the enzymes, advantageously as concentrated as possible, low in water and / or added with stabilizers or further auxiliaries.
  • the enzymes may be encapsulated for both the solid and liquid dosage forms, for example by spray-drying or extruding the enzyme solution together with a preferably natural polymer or in the form of capsules, for example those in which the enzymes are entrapped as in a solidified gel or in those of the core-shell type, in which an enzyme-containing core is coated with a water, air and / or chemical impermeable protective layer.
  • further active ingredients for example stabilizers, emulsifiers, pigments, bleaches or dyes, may additionally be applied.
  • Such capsules are applied by methods known per se, for example by shaking or rolling granulation or in fluid-bed processes.
  • such granules for example by applying polymeric film-forming agent, low in dust and storage stable due to the coating.
  • Detergents according to the invention may contain, in addition to the at least one protease, one or more further enzymes, in particular from the following group: amylases, hemicellulases, cellulases, lipases and oxidoreductases.
  • the amylase (s) is preferably an ⁇ -amylase.
  • the hemicellulase is preferably a ⁇ -glucanase, a pectinase, a pullulanase and / or a mannanase.
  • the cellulase is preferably a cellulase mixture or a one-component cellulase, preferably or predominantly an endoglucanase and / or a Cellobiohydrolase.
  • the oxidoreductase is preferably an oxidase, in particular a choline oxidase, or a perhydrolase.
  • the enzymes mentioned can all be formulated as described above for the proteases.
  • the enzyme (s) may be pre-formulated with enzyme stabilizers in an enzyme composition.
  • the enzyme protein usually forms only a fraction of the total weight of the enzyme preparation.
  • Preferably used enzyme preparations contain between 0, 1 and 40 wt .-%, preferably between 0.2 and 30 wt .-%, particularly preferably between 0.4 and 20 wt .-% and in particular between 0.8 and 10 wt. % of the enzyme protein.
  • an enzyme stabilizer may be contained in the enzyme composition in an amount of 0.05-35% by weight, preferably 0.05-10% by weight, based on the total weight.
  • This enzyme composition can then be used in cleaning agents according to the invention in amounts which lead to the above-mentioned final concentrations in the cleaning agent. Suitable enzyme stabilizers are known in the art. Accordingly, in various embodiments, the agent according to the invention may additionally comprise one or more enzyme stabilizers.
  • the protein concentration can be determined by known methods, for example the BCA method (bicinchoninic acid, 2,2'-biquinolyl-4,4'-dicarboxylic acid) or the biuret method.
  • BCA method bicinchoninic acid, 2,2'-biquinolyl-4,4'-dicarboxylic acid
  • the determination of the active protein concentration takes place via a titration of the active sites using a suitable irreversible inhibitor (for proteases, for example phenylmethylsulfonyl fluoride (PMSF)) and determination of the residual activity (compare M. Bender et al., J. Am. Chem. Soc , 24 (1966), pp. 5890-5913).
  • PMSF phenylmethylsulfonyl fluoride
  • the cleaning agents according to the invention may contain further ingredients which further improve the performance and / or aesthetic properties of the cleaning agent.
  • these include, for example, additives for improving the drainage and drying behavior, for adjusting the viscosity and / or for stabilization, and other cleaning agents and additives customary in detergents, such as UV stabilizers, perfume, pearlescing agents, dyes, corrosion inhibitors, preservatives, bittering agents, organic Salts, disinfectants, structuring polymers, defoamers, encapsulated ingredients (eg encapsulated perfume), pH adjusters and skin feel-improving or nourishing additives.
  • additives for improving the drainage and drying behavior for adjusting the viscosity and / or for stabilization
  • other cleaning agents and additives customary in detergents such as UV stabilizers, perfume, pearlescing agents, dyes, corrosion inhibitors, preservatives, bittering agents, organic Salts, disinfectants, structuring polymers, defoamers, encapsulated ingredients (eg encapsulated perfume), pH adjust
  • the composition according to the invention may comprise one or more additives from the group of polymers and builders (builder), usually in an amount of 0.001 to 5 wt.%, Preferably 0.01 to 4 Wt .-%, in particular 0, 1 to 3 wt .-%, particularly preferably 0.2 to 2 wt .-%, most preferably 0.5 to 1, 5 wt .-%, for example 1 wt .-%.
  • polymeric thickeners are the polycarboxylates which have a thickening effect as polyelectrolytes, preferably homopolymers and copolymers of acrylic acid, in particular acrylic acid copolymers such as acrylic acid-methacrylic acid copolymers, and the polysaccharides, in particular heteropolysaccharides, and other customary thickening polymers.
  • Suitable polysaccharides or heteropolysaccharides are the polysaccharide gums, for example gum arabic, agar, alginates, carrageenans and their salts, guar, guar gum, tragacanth, gellan, Ramzan, dextran or xanthan and their derivatives, e.g. propoxylated guar, as well as their mixtures.
  • Other polysaccharide thickeners such as starches or cellulose derivatives, may be used alternatively, but preferably in addition to a polysaccharide gum, for example starches of various origins and starch derivatives, e.g.
  • Acrylic acid polymers suitable as polymeric thickeners are, for example, high molecular weight homopolymers of acrylic acid crosslinked with a polyalkenyl polyether, in particular an allyl ether of sucrose, pentaerythritol or propylene (INCI Carbomer), which are also referred to as carboxyvinyl polymers.
  • a polyalkenyl polyether in particular an allyl ether of sucrose, pentaerythritol or propylene (INCI Carbomer), which are also referred to as carboxyvinyl polymers.
  • acrylic acid copolymers are the following acrylic acid copolymers: (i) Copolymers of two or more monomers from the group of acrylic acid, methacrylic acid and their simple, preferably with Ci-4-alkanols formed ester (INCI acrylates copolymer), to which the copolymers of methacrylic acid, butyl acrylate and methyl methacrylate (CAS 25035-69-2) or of butyl acrylate and methyl methacrylate (CAS 25852-37-3); (ii) crosslinked high molecular weight acrylic acid copolymers, such as those crosslinked with an allyl ether of sucrose or pentaerythritol copolymers of Cio-30-alkyl acrylates with one or more monomers from the group of acrylic acid, methacrylic acid and their simple, preferably with Ci-4-alkanols formed esters (INCI acrylates / C 10-30 alkyl acrylate crosspolymer).
  • the content of polymeric thickener is usually not more than 8 wt .-%, preferably between 0, 1 and 7 wt .-%, particularly preferably between 0.5 and 6 wt .-%, in particular between 1 and 5 wt .-% and most preferably between 1, 5 and 4 wt .-%, for example between 2 and 2.5 wt .-%, based on the total weight of the cleaning agent.
  • one or more dicarboxylic acids and / or salts thereof may be added, in particular a composition of Na salts of adipic, succinic and glutaric acid, for example as available under the trade name Sokalan ® DSC is.
  • the use is advantageously carried out in amounts of 0.1 to 8 wt .-%, preferably 0.5 to 7 wt .-%, in particular 1, 3 to 6 wt .-% and particularly preferably 2 to 4 wt .-%, based on the total weight of the cleaning agent.
  • the agent according to the invention is preferably free from dicarboxylic acid (salts).
  • one or more further can - especially in hand dishwashing detergents and cleaning agents for hard surfaces - conventional auxiliaries and additives, in particular UV stabilizers, perfumes, pearlescent agents (INCI opacifying agents, for example glycol distearate, for example Cutina ® AGS from Cognis, respectively. this containing mixtures, for example the Euperlane ® Fa.
  • conventional auxiliaries and additives in particular UV stabilizers, perfumes, pearlescent agents (INCI opacifying agents, for example glycol distearate, for example Cutina ® AGS from Cognis, respectively. this containing mixtures, for example the Euperlane ® Fa.
  • the pH of the agent according to the invention can be adjusted by means of customary pH regulators, for example acids such as mineral acids or citric acid and / or alkalis such as sodium or potassium hydroxide, wherein - in particular with the desired hand tolerance - a range from 4 to 9, preferably 5 to 8, in particular 5.5 to 7.5, is preferred.
  • acids such as mineral acids or citric acid
  • alkalis such as sodium or potassium hydroxide
  • the agent according to the invention may contain one or more buffer substances (INCI Buffering Agents), usually in amounts of 0.001 to 5 wt .-%, preferably 0.005 to 3 wt .-%, in particular 0 , 01 to 2 wt .-%, especially preferably 0.05 to 1 wt .-%, most preferably 0.1 to 0.5 wt .-%, for example 0.2 wt .-%.
  • buffer substances which are at the same time complexing agents or even chelating agents (INCI chelating agents).
  • Particularly preferred buffer substances are the citric acid or the citrates, in particular the sodium and potassium conduction rates, for example trisodium citrate-2H 2 O and tripotassium citrate-hhO.
  • composition according to the invention can be used for cleaning hard surfaces, in particular for manual cleaning of dishes.
  • the subject matter of the present invention is also a process for the cleaning of hard surfaces, which is characterized in that in at least one process step a composition described herein is used.
  • Another object of the invention is the use of a hard surface cleaning agent described herein.
  • Yet another subject of the invention is the use of a strueture control agent in detergents, preferably dishwashing detergents, in particular hand dishwashing detergents containing the surfactant combinations described herein, for improving the flow and metering behavior.
  • a sodium cumenesulfonate-containing formulation (E1) according to the invention and a comparison formulation containing no sodium cumene sulfonate (V1) were prepared.
  • the respective compositions can be taken from the table below, wherein the amounts are in wt .-%, based on the total weight of the composition:
  • the comparison means V1 had an internal structure and was difficult to dose due to its flow behavior. Initially, a lamellar structure was used, but it actually seems to be a micelle formation called “wormlike micelles” (also known as “threadlike micelles”). In comparison, the formulation E1 showed a significantly improved flow and dosing behavior due to its content of sodium cumene sulfonate.
  • compositions E1 and V1 Various rheological tests were carried out on compositions E1 and V1.
  • an oscillating measurement (Malvern Kinexus Ultra +, 4cm KP1 °) at 30 ° C in the linear-viscoelastic region storage and loss modulus were determined and graphically plotted as a function of frequency. From the intersection of memory and loss modulus results as a reciprocal value of the angular frequency of the intersection of the structure relaxation time. It can be clearly seen that by adding the structure control agent Natriumcumolsulfonat the intersection of storage and loss modulus shifts to higher frequencies, thus the structure relaxation time is shorter.
  • the structure relaxation time for V1 is 130 ms, while for E1 it is 25 ms, so that the structure relaxation time of the agent has been reduced to less than a quarter by adding the structure control agent.
  • the addition of the sodium cumene sulfonate in E1 accelerates the dynamics of the wormlike micelles network and thus causes a lowering of the zero shear viscosity.
  • this acceleration of the dynamics could be brought about by a reduction in the length of these micelles, as a result of which they can yield more quickly to a shear stress, but it is also conceivable to build up and break down the micelles (accelerated micellkinetics).

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Abstract

La présente invention concerne des produits de nettoyage contenant un mélange de tensioactifs comprenant un aminoxyde, du sulfate d'éther et éventuellement de la bétaïne, ainsi qu'un agent de contrôle de structure (structure control agent) dont l'addition permet de réduire de moitié la durée de relaxation structurale du produit de nettoyage à une température de 30 °C. La présente invention concerne également l'utilisation d'un tel produit de nettoyage pour nettoyer des surfaces solides, et un procédé de nettoyage de surfaces dures à l'aide du produit de nettoyage décrit, et enfin l'utilisation d'un agent de contrôle de structure pour améliorer le comportement d'écoulement et de dosage d'un produit de nettoyage contenant un mélange de tensioactifs comprenant un aminoxyde, du sulfate d'éther et éventuellement de la bétaïne.<i />
PCT/EP2017/056079 2016-03-15 2017-03-15 Produit de nettoyage contenant un aminoxyde WO2017157995A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016204272.6A DE102016204272A1 (de) 2016-03-15 2016-03-15 Aminoxid-haltige Reinigungsmittel
DE102016204272.6 2016-03-15

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WO2017157995A1 true WO2017157995A1 (fr) 2017-09-21

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US3565810A (en) * 1967-12-29 1971-02-23 Witco Chemical Corp Concentrated tertiary amine oxide-hydrotrope aqueous solutions
WO1995006106A1 (fr) * 1993-08-27 1995-03-02 The Procter & Gamble Company Compositions detergentes concentrees utilisees pour le lavage de la vaisselle, sous forme de liquide ou de gel, contenant des ions calcium et des tensioactifs de disulfonate
EP0816479A1 (fr) * 1996-06-28 1998-01-07 The Procter & Gamble Company Compositions détergentes améliorées pour la vaisselle résistant à la formation de gels
EP0855440A1 (fr) * 1997-01-24 1998-07-29 The Procter & Gamble Company Compositions détergents liquides antibactériennes pour le lavage de la vaisselle
WO1999011746A1 (fr) * 1997-08-29 1999-03-11 The Procter & Gamble Company Compositions detergentes liquides epaissies de lavage de vaisselle contenant des diamines organiques
WO1999063034A1 (fr) * 1998-06-02 1999-12-09 The Procter & Gamble Company Compositions detergentes pour la vaisselle contenant des diamines organiques
US6740627B1 (en) * 1999-02-08 2004-05-25 The Procter & Gamble Company Diols and polymeric glycols in dishwashing detergent compositions
US6767878B1 (en) * 2003-07-23 2004-07-27 Colgate-Palmolive Company Light duty liquid cleaning composition with suspended solid particles
WO2015183611A1 (fr) * 2014-05-29 2015-12-03 The Procter & Gamble Company Taux d'agent tensioactif optimisé pour une meilleure sensation de rinçage

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DE102013207933A1 (de) 2013-04-30 2014-10-30 Henkel Ag & Co. Kgaa Reinigungsmittel enthaltend Proteasen

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3565810A (en) * 1967-12-29 1971-02-23 Witco Chemical Corp Concentrated tertiary amine oxide-hydrotrope aqueous solutions
WO1995006106A1 (fr) * 1993-08-27 1995-03-02 The Procter & Gamble Company Compositions detergentes concentrees utilisees pour le lavage de la vaisselle, sous forme de liquide ou de gel, contenant des ions calcium et des tensioactifs de disulfonate
EP0816479A1 (fr) * 1996-06-28 1998-01-07 The Procter & Gamble Company Compositions détergentes améliorées pour la vaisselle résistant à la formation de gels
EP0855440A1 (fr) * 1997-01-24 1998-07-29 The Procter & Gamble Company Compositions détergents liquides antibactériennes pour le lavage de la vaisselle
WO1999011746A1 (fr) * 1997-08-29 1999-03-11 The Procter & Gamble Company Compositions detergentes liquides epaissies de lavage de vaisselle contenant des diamines organiques
WO1999063034A1 (fr) * 1998-06-02 1999-12-09 The Procter & Gamble Company Compositions detergentes pour la vaisselle contenant des diamines organiques
US6740627B1 (en) * 1999-02-08 2004-05-25 The Procter & Gamble Company Diols and polymeric glycols in dishwashing detergent compositions
US6767878B1 (en) * 2003-07-23 2004-07-27 Colgate-Palmolive Company Light duty liquid cleaning composition with suspended solid particles
WO2015183611A1 (fr) * 2014-05-29 2015-12-03 The Procter & Gamble Company Taux d'agent tensioactif optimisé pour une meilleure sensation de rinçage

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