EP2408888A1 - Waschhilfsmittel mit antibakterieller wirkung - Google Patents
Waschhilfsmittel mit antibakterieller wirkungInfo
- Publication number
- EP2408888A1 EP2408888A1 EP10707059A EP10707059A EP2408888A1 EP 2408888 A1 EP2408888 A1 EP 2408888A1 EP 10707059 A EP10707059 A EP 10707059A EP 10707059 A EP10707059 A EP 10707059A EP 2408888 A1 EP2408888 A1 EP 2408888A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- silver
- washing
- composition
- washing aid
- fatty acid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- C11D3/48—Medical, disinfecting agents, disinfecting, antibacterial, germicidal or antimicrobial compositions
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
- C11D17/04—Detergent materials or soaps characterised by their shape or physical properties combined with or containing other objects
- C11D17/049—Cleaning or scouring pads; Wipes
-
- 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
- C11D3/02—Inorganic compounds ; Elemental compounds
- C11D3/12—Water-insoluble compounds
- C11D3/1206—Water-insoluble compounds free metals, e.g. aluminium grit or flakes
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/168—Organometallic compounds or orgometallic complexes
-
- 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
- C11D3/2075—Carboxylic acids-salts thereof
Definitions
- the invention relates to a washing aid having an antibacterial effect, comprising a textile substrate, which is impregnated or coated with a composition.
- the invention also relates to the use and a method for producing such a washing aid.
- adhesion of microorganisms to surfaces is undesirable, especially in pathogenic microorganisms.
- Adherent microorganisms often lead to infections or reinfection in humans, animals and plants.
- More and more sensitive textiles such as silk or microfibre, are processed into garments that can only be washed at 30 or 40 ° C. As a result, fungi, such as the human pathogenic Candida albicans, are not killed.
- contaminated textiles can not be sterilized to the required extent by the changed washing behavior with viruses, bacteria, mold or yeast fungi, so that a (re-) infection may occur during renewed contact of the consumer with the supposedly pure laundry.
- problems with bad odors can occur because residual germs multiply when drying, carrying or storing on the laundry and produce bad-smelling metabolite products.
- problems with bad odors can occur because residual germs multiply when drying, carrying or storing on the laundry and produce bad-smelling metabolite products.
- inside a washing machine itself can be caused by adhering biofilms a bad smell.
- Antimicrobially active compositions and their use in washing, cleaning, aftertreatment or washing aids are known in the art.
- the disinfectants used are halogen-containing substances or phenol derivatives or other aromatic hydrocarbons, which can be regarded as problematic for reasons of environmental compatibility.
- Other, more compatible microbicides have only a limited spectrum of activity or are effective only under certain physical conditions.
- Natural ingredients are also desirable.
- Silver or silver ions exert a blocking effect, inter alia, on thiol enzymes in microorganisms and thus have a high bactericidal and fungicidal action.
- silver has a germicidal effect.
- compositions containing silver and / or silver ions are not stable because the silver ions contained in the agents can react with impurities such as chloride ions to photosensitive silver chloride salts or as sulfide to poorly soluble silver sulfide salts.
- impurities such as chloride ions to photosensitive silver chloride salts or as sulfide to poorly soluble silver sulfide salts.
- soluble silver ions can first react to AgOH and then further to sparingly soluble Ag 2 O.
- the silver oxides and silver sulfides cause considerable color changes, in particular a brown or black color, of the composition despite small amounts.
- An object of this invention was to provide a stable antibacterial wax aid.
- washing aid comprising a textile substrate, which is impregnated or coated with a composition, wherein the composition
- the separate dosage of an antibacterial compound on the one hand has the advantage that the consumer can decide with which items of laundry he would like to have an additional antibacterial effect. Furthermore, when washing it does not need to deviate from its usual washing habits, in particular with regard to the choice of detergent used, but can, if necessary, meter in the washing aid.
- the composition of the washing assistant further contains a washing assistant compound selected from the group comprising surfactants, enzymes, perfumes, fluorescers, soil release polymers, grayness inhibitors, anti-shrinkage agents, anti-wrinkling agents, color transfer inhibitors, other antimicrobial agents, germicides, fungicides, antioxidants, antistatic agents , Ironing aids, plasticizing components, nonionic fabric softening agents, UV absorbers and mixtures thereof.
- a washing assistant compound selected from the group comprising surfactants, enzymes, perfumes, fluorescers, soil release polymers, grayness inhibitors, anti-shrinkage agents, anti-wrinkling agents, color transfer inhibitors, other antimicrobial agents, germicides, fungicides, antioxidants, antistatic agents , Ironing aids, plasticizing components, nonionic fabric softening agents, UV absorbers and mixtures thereof.
- the auxiliary washing agent can be supplemented by further functionalities such as increasing the cleaning power or providing textilpfpfender properties.
- the silver compound is selected from the group consisting of silver acetate, silver citrate, silver diamine chloride complex, silver cyclodextrin complex, silver dicyanokalium complex, silver phthalimide, silver phenylcyanamide, silver (ethylenethiourea) complex, silver imidazolate, transition metal-NHC-calixarene complexes , Silver crown ether, silver nitrate, silver chloride on a support material and mixtures thereof.
- the washing assistant particularly preferably contains silver nitrate.
- the silver compounds mentioned have a sufficiently high solubility and do not precipitate from the auxiliary washing compositions.
- a silver compound applied on a support material can be used.
- silver chloride which is applied to titanium dioxide
- These silver compounds can be used, for example, in the form of aqueous dispersions or powders, as sold, for example, under the name JMAC by Clariant.
- the powders have the advantage that they are easier to handle and can be dosed well.
- the amount of elemental silver and / or the silver compound is from 0.0001 to 1% by weight, based on the total composition of the washing assistant.
- the ratio of unneutralized fatty acid to elemental silver and / or the amount of silver cation in the silver compound is greater than or equal to 8 to 1. Setting this ratio, a particularly effective stabilization of the silver or silver cation of the silver compound is achieved.
- the amount of unneutralized fatty acid is between 0.01 and 10% by weight, based on the total composition of the washing aid.
- this amount of unneutralized fatty acid effective stabilization of the silver or silver cation from the silver compound is achieved.
- Excessive levels of unneutralized fatty acid can result in inhomogeneities and / or undesirable clouding of the laundry aids because not all of the unneutralized fatty acid in the composition can be dissolved. These inhomogeneities and / or clouding become Often considered by the users as faulty batches and can lead to a lower acceptance of the product.
- the washing aid additionally contains 0.01 to 3 wt .-%, based on the total composition of the washing aid, ammonium hydroxide. Surprisingly, it has been found that particularly clear and thus aesthetically pleasing compositions are obtained by adding even small amounts of ammonium hydroxide.
- Preferred washing aids contain the neutralized and unneutralized form of a fatty acid.
- a fatty acid soap may act as a detergent additive in this embodiment of the invention.
- composition of the washing assistant contains, as a washing assistant compound, surfactants, color transfer inhibitors and mixtures thereof.
- the composition of the washing assistant comprises surfactants, in particular a mixture of a nonionic surfactant and an amine oxide. This surfactant combination leads in particular to oil-based contaminants to an improved cleaning performance.
- Ink transfer inhibitors often enter into undesirable reactions with other ingredients of detergents, so it is advantageous to dose them separately via the washing aid.
- further surfactants in particular by adding amine oxides, an improved cleaning performance can be achieved when washing and cleaning textiles.
- the invention also relates to the use of a washing aid according to the invention in the washing and / or cleaning of textiles.
- the invention also relates to a process for the preparation of a washing assistant, comprising a textile substrate and an antibacterial composition, wherein a textile substrate comprising a composition comprising silver and / or a silver compound as antibacterial component, an unneutralized fatty acid and hydrogen peroxide, coated or wherein the textile substrate with a composition comprising silver and / or a silver compound as an antibacterial component, a non-neutralized fatty acid and hydrogen peroxide, is soaked.
- the invention also relates to the use of hydrogen peroxide and unneutralized fatty acid to stabilize a composition, the silver and / or a silver compound comprises as an antibacterial component and is located on a textile substrate or with which a textile substrate is impregnated.
- compositions together wherein the composition is based either on a textile
- Substrate or the textile substrate is impregnated with the composition.
- the composition contains elemental silver and / or a silver compound.
- silver is used either in elemental form or in the form of its compounds. If the silver is used in elemental form, it preferably has particle sizes of 1 nm to 100 ⁇ m. Even finer particle sizes of silver can be achieved by using the elemental silver in colloidal form, wherein the silver has particle sizes of 0.001 to 0.1 microns.
- the agent contains a silver compound and that silver compound is selected from the group consisting of silver acetate, silver citrate, silver diamine chloride complex, silver cyclodextrin complex, silver dicyanokalium complex, silver phthalimide, silver phenylcyanamide, silver (ethylene thiourea) complex, silver imidazolate, Transition metal NHC-calix [4] arene complexes, silver crown ethers, silver nitrate, silver chloride on a support material and mixtures thereof.
- the silver compounds are preferably used in the form of powders, solutions, suspensions or dispersions.
- the washing assistant contains silver nitrate, which is used in the form of an aqueous solution, or silver chloride on titanium dioxide as a carrier material, which is used as a powder or aqueous dispersion.
- the amount of elemental silver and / or silver compound is preferably from 0.0001 to 1% by weight, and more preferably from 0.001 to 0.25% by weight, based on the total composition of the washing assistant.
- Very particularly preferred washing auxiliaries contain from 0.01 to 0.1% by weight of elemental silver and / or of a silver compound, based on the total composition of the washing assistant.
- the composition of the washing aid contains an unneutralized fatty acid.
- the amount of unneutralized fatty acid in the detergent composition also depends on the amount of silver used or on the silver compound used.
- the amount of non-neutralized fatty acid is in the range of 0.01% to 10%, preferably 0.1% to 8%, and more preferably 0.5 to 5% to obtain optimum stabilization at a minimum cost.
- the ratio of unneutralized fatty acid to elemental silver and / or the amount of silver cation of the silver compound be greater than or equal to 8 to 1. Particularly effective stabilization of the silver and / or silver compound is achieved when the unneutralized fatty acid is used in such a large excess.
- Suitable fatty acids include caprylic acid, capric acid, lauric acid, myristic acid, palmitic acid, stearic acid, (hydrogenated) erucic acid, linoleic acid, linolenic acid, oleic acid, behenic acid, dinner fatty acids, and in particular natural fatty acids, for example coconut, palm kernel, olive oil or tallow fatty acids.
- the determination of the content or non-neutralized fatty acid content in the composition may be carried out experimentally (for example by titration) or with knowledge of the pKa of the fatty acid used and the pH of the composition by means of the Henderson-Hasselbalch reagent. Equation.
- the pH of the detergent composition is adjusted to also help stabilize the hydrogen peroxide.
- the pH of the composition is 6.8 ⁇ 0.2. It is particularly preferred for reasons of stability that the pH of the composition does not exceed a value of 7.0.
- the composition contains hydrogen peroxide.
- the amount of hydrogen peroxide is preferably between 0.01 and 5 wt .-%, and more preferably between 0.1 and 2.5 wt .-%.
- composition of the washing assistant at least one washing assistant compound.
- washing assistant compounds include, for example, surfactants, enzymes, perfumes, fluorescers, soil release polymers, grayness inhibitors, enema inhibitors, wrinkle inhibitors, dye transfer inhibitors, other antimicrobial agents, germicides, fungicides, antioxidants, antistatic agents, ironing aids, plasticizing components, nonionic fabric softeners, UV absorbers and mixtures contains from it.
- the detergent auxiliary used is preferably a surfactant, a mixture of surfactants, a color transfer inhibitor, a mixture of a surfactant and a dye transfer inhibitor or a mixture of several surfactants and a dye transfer inhibitor. If the composition of the washing assistant contains, as a washing assistant compound, a mixture of a plurality of surfactants, it is preferred for the mixture to comprise a nonionic surfactant and an amine oxide.
- Suitable nonionic surfactants include alkoxylated fatty alcohols, alkoxylated fatty acid alkyl esters, fatty acid amides, alkoxylated fatty acid amides, polyhydroxy fatty acid amides, alkylphenol polyglycol ethers, and mixtures thereof.
- the nonionic surfactants used are preferably alkoxylated, advantageously ethoxylated, in particular primary, alcohols having preferably 8 to 18 carbon atoms and on average 1 to 12 moles of ethylene oxide (EO) per mole of alcohol, in which the alcohol radical can be linear or preferably methyl-branched in the 2-position or linear and methyl-branched radicals in the mixture can contain, as they are usually present in Oxoalkoholresten.
- alcohol ethoxylates with linear radicals of alcohols of native origin having 12 to 18 carbon atoms, for example of coconut, palm, tallow or oleyl alcohol, and on average 2 to 8 EO per mole of alcohol are preferred.
- Preferred ethoxylated alcohols include, for example, C12 - 14 - alcohols containing 3 EO, 4 EO or 7 EO, C 9 n-alcohol with 7 EO, C-ms alcohols containing 3 EO, 5 EO, 7 EO or 8 EO , C 12 -i 8 -alcohols with 3 EO, 5 EO or 7 EO and mixtures of these, such as mixtures of C 12 -i 4 -alcohol with 3 EO and C 12 -i 8 -alcohol with 7 EO.
- the degrees of ethoxylation given represent statistical means which, for a particular product, may be an integer or a fractional number.
- Preferred alcohol ethoxylates have a narrow homolog distribution (narrow rank ethoxylates, NRE).
- NRE narrow rank ethoxylates
- fatty alcohols with more than 12 EO can also be used. Examples of these are tallow fatty alcohol with 14 EO, 25 EO, 30 EO or 40 EO.
- Nonionic surfactants containing EO and PO groups together in the molecule can also be used according to the invention.
- the content of nonionic surfactants in the composition is preferably 1 to 30% by weight and preferably 2 to 25% by weight, in each case based on the total composition of the washing assistant.
- Suitable amine oxides include, for example, alkylamine oxides, especially alkyldimethylamine oxides, alkylamidoamine oxides and alkoxyalkylamine oxides. Preferred amine oxides satisfy formula II,
- R 6 [CO-NH- (CH2) W] Z -N + (R 7) (R 8) -O '(II) in which R 6 is a saturated or unsaturated C 6-22 -alkyl radical, preferably C 8 -i 8 alkyl, in particular a saturated C 10 -i 6 alkyl, for example, a saturated C 12.
- R 7 , R 8 are independently a C
- Suitable amine oxides are the following compounds designated as INCI: almond amidopropylamine oxides, babassuamidopropylamine oxides, behenamine oxides, cocamidopropyl amine oxides, cocamidopropylamine oxides, cocamine oxides, coco-morpholine oxides, decylamine oxides, decyltetradecylamine oxides, diaminopyrimidines oxides, dihydroxyethyl C8-10 Alkoxypropylamines oxides, dihydroxyethyl C9-11 alkoxypropylamines oxides, dihydroxyethyl C12-15 alkoxypropylamines oxides, dihydroxyethyl cocamine oxides, dihydroxyethyl lauramine oxides, dihydroxyethyl stearamines oxides, dihydroxyethyl tallowamine oxides, hydrogenated palm kernel amines oxides, hydrogenated tallowamine oxides, hydroxyethyl hydroxyprop
- Preferred amine oxides are, for example, N-cocoalkyl-N, N-dimethylamine oxide, N-tallowalkyl-N, N-dihydroxyethylamine oxide, myristylcetyldimethylamine oxide or lauryldimethylamine oxide.
- the content of amine oxide in the composition is preferably 1 to 15% by weight and preferably 2 to 10% by weight, based in each case on the total composition of the washing assistant.
- auxiliary detergent compound is a dye transfer inhibitor.
- the dye transfer inhibitor is a polymer or copolymer of cyclic amines such as vinylpyrrolidone and / or vinylimidazole.
- Suitable color transfer inhibiting polymers include polyvinylpyrrolidone (PVP), polyvinylimidazole (PVI), copolymers of vinylpyrrolidone and vinylimidazole (PVP / PVI), polyvinylpyridine-N-oxide, poly-N-carboxymethyl-4-vinylpyridium chloride, polyethyleneimines (PEI), and mixtures thereof.
- PVP polyvinylpyrrolidone
- PVI polyvinylimidazole
- copolymers of vinylpyrrolidone and vinylimidazole PVP / PVI
- the amount of color transfer inhibitor based on the total amount of the composition of the washing aid is preferably from 0.01 to 2 wt .-%, preferably from 0.05 to 1 wt .-% and more preferably from 0.1 to 0.5 wt. %.
- a further preferred auxiliary washing compound is a perfume, wherein the ingredients of the perfume, in particular the fragrances, are preferably compatible with the silver and / or the silver compound.
- the composition of the washing assistant may also contain an anionic surfactant as a washing assistant compound.
- the anionic surfactant used is preferably sulfonates, sulfates, soaps and mixtures thereof.
- Suitable surfactants of the sulfonate type are preferably C 9 .i 3 -alkylbenzenesulfonates, olefinsulfonates, ie mixtures of alkene and hydroxyalkanesulfonates and also disulfonates, as are known for example from C 1 2-18 monoolefins with terminal or internal double bond by sulfonation with gaseous sulfur trioxide and subsequent alkaline or acidic hydrolysis of the sulfonation products into consideration.
- C 2 -i 8 alkanesulfonates and the esters of ⁇ -sulfofatty acids for example, the ⁇ -sulfonated Methylester of hydrogenated coconut, palm kernel or tallow fatty acids.
- Alk (en) yl sulfates are the alkali and especially the sodium salts of the Schwefelhoffreraumester C 2 -C 8 fatty alcohols, for example coconut fatty alcohol, tallow fatty alcohol, lauryl, myristyl, cetyl or stearyl alcohol, or d 0 -C 2 o Oxo alcohols and those half-esters of secondary alcohols of these chain lengths are preferred.
- the Ci 2 -C- 6 alkyl sulfates and Ci 2 -C- 5- alkyl sulfates and C 4 -C 5 alkyl sulfates are preferred.
- 2,3-alkyl sulfates are also suitable anionic surfactants.
- sulfuric acid monoesters of straight-chain or branched C 7 ethoxylated with 1 to 6 moles of ethylene oxide are suitable.
- 21 -alcohols such as 2-methyl-branched Cg-n-alcohols having an average of 3.5 moles of ethylene oxide (EO) or C 12 . 18 fatty alcohols with 1 to 4 EO are suitable.
- anionic surfactants are soaps. Suitable are saturated and unsaturated fatty acid soaps, such as the salts of lauric acid, myristic acid, palmitic acid, stearic acid, (hydrogenated) erucic acid and behenic acid and, in particular, soap mixtures derived from natural fatty acids, for example coconut, palm kernel, olive oil or tallow fatty acids.
- the anionic surfactants including the soaps may be in the form of their sodium, potassium or magnesium or ammonium salts.
- the anionic surfactants are in the form of their sodium salts.
- Further preferred counterions for the anionic surfactants are also the protonated forms of choline, triethylamine or methylethylamine.
- composition of the washing aid contains the neutralized and unneutralized form of a fatty acid. This is particularly advantageous in the case of compositions containing fatty acid soaps, since the amount of unneutralized fatty acid necessary for stabilizing the silver or the silver cation can be adjusted very simply via the pH, for example by adding pH adjusters.
- the fatty acid soap may be derived from a different fatty acid than the fatty acid used to stabilize the elemental silver and / or the silver cation.
- pH adjusters In order to bring the pH of the composition of the washing aid in the desired range, can be used by pH adjusters.
- Can be used here are all known acids or alkalis.
- Preferred pH adjusters are NaOH or citric acid.
- composition of the washing aid is carried out by customary and known methods and processes.
- the ingredients may simply be mixed in stirred kettles, with water, the acidic components, if present, such as citric acid, and the nonionic surfactants suitably presented.
- the unneutralized fatty acid is added and thereafter the other ingredients, including the hydrogen peroxide, are added, preferably in portions.
- composition also neutralized fatty acid
- a base including ammonium hydroxide, if any
- the non-neutralized fatty acid was added, and then to saponify a portion of the non-neutralized fatty acid at 50 to 60 0 C.
- the other ingredients including the hydrogen peroxide, are added, preferably in portions.
- the silver or silver compound is added as the last step.
- the pH is checked and, if appropriate, adjusted to a value of 6.8 ⁇ 0.2 by adding an adjusting agent.
- the textile substrate preferably consists of a porous sheet-like cloth.
- the cloth may be made of a fibrous or cellular flexible material
- conventional cloths of nonwoven material are used.
- Nonwovens are generally defined as adhesively bonded fibrous products having a mat or layered fibrous structure, or those comprising fibrous mats in which the fibers are randomly or randomly distributed.
- the fibers may be natural such as wool, silk, jute, hemp, cotton, flax, sisal or ramie; or synthetically, such as rayon, cellulose esters, polyvinyl derivatives, polyolefins, polyamides or polyesters.
- Preferred porous and flat cleaning cloths consist of one or different fiber materials, in particular of cotton, refined cotton, polyamide, polyester or mixtures of these.
- the dimensions of the textile substrate present as a sheet should allow easy handling of the washing aid and be, for example, 10 cm x 10 cm or 20 cm x 20 cm, although other sizes are possible.
- the textile substrate and thus the washing aid may be of any surface shape, for example, square, rectangular, triangular, round, oval, heart-shaped, letter or word-shaped or the reproduction of a brand accordingly.
- the textile substrate may be any color or substantially white; its surface may be substantially smooth or textured due to manufacturing.
- the textile substrate is acted upon at least on parts of its surface with a color scavenger, so that the color scavenger under or, if the antibacterial composition does not cover the entire substrate surface is adjacent to the zone with the antibacterial composition in the washing aid according to the invention.
- Suitable color scavengers are polymers such as polyvinylpyrrolidone (PVP), polyvinylimidazole (PVI), copolymers of vinylpyrrolidone and vinylimidazole (PVP / PVI), polyvinylpyridine-N-oxide, poly-N-carboxymethyl-4-vinylpyridium chloride, polyethyleneimines (PEI) and Mixtures thereof.
- PVP polyvinylpyrrolidone
- PV polyvinylimidazole
- PVI vinylimidazole
- the material of the textile substrate itself may have color catching properties.
- the textile substrate is for example made of polyamide.
- Table 1 shows the compositions of two comparative formulations V1 and V2 and the compositions of three detergents or cleaners E1 to E3 according to the invention (all amounts are given in% by weight of active compound based on the composition):
- the amount of unneutralized fatty acid in the compositions of the auxiliary detergents E1 and V2 was 4.67% by weight each.
- Non-neutralized fatty acid content was determined using the Henderson-Hasselbalch equation using a pKa of 8.15 for myristic acid (JR Kanicky, AF Poniatowski, NR Mehta, and D. Shah, Langmuir, Volume 16, Pp. 172-177, 2000).
- compositions V1 and V2 and E1 to E3 were each applied to a nonwoven (HDK 401 ex HDK Industries Inc., Rogersville, TN) having a size of 177 x 90 mm.
- the wipes also exhibited good flexibility after drying the composition on the textile substrate.
- Washing aids with the compositions E1 to E3 showed no discoloration even after prolonged storage.
- a first batch of laundry was washed with a liquid universal detergent and a second batch of laundry with the same universal liquid detergent and the auxiliary washing agent E2.
- the wet laundry was left in the washing machine for 6 hours after completion of the respective wash cycle and then evaluated by trained test persons.
- washing auxiliaries according to the invention have an antibacterial effect and, for example, the formation of unpleasant odors caused by bacteria can be suppressed or reduced during storage of moist laundry.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Detergent Compositions (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102009001686A DE102009001686A1 (de) | 2009-03-20 | 2009-03-20 | Waschhilfsmittel mit antibakterieller Wirkung |
| PCT/EP2010/053017 WO2010105948A1 (de) | 2009-03-20 | 2010-03-10 | Waschhilfsmittel mit antibakterieller wirkung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP2408888A1 true EP2408888A1 (de) | 2012-01-25 |
| EP2408888B1 EP2408888B1 (de) | 2012-11-14 |
Family
ID=42124681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP10707059A Not-in-force EP2408888B1 (de) | 2009-03-20 | 2010-03-10 | Waschhilfsmittel mit antibakterieller wirkung |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US8309506B2 (de) |
| EP (1) | EP2408888B1 (de) |
| DE (1) | DE102009001686A1 (de) |
| WO (1) | WO2010105948A1 (de) |
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| US20130201155A1 (en) * | 2010-08-12 | 2013-08-08 | Genqing Wu | Finger identification on a touchscreen |
| US11618696B2 (en) | 2013-08-15 | 2023-04-04 | Applied Silver, Inc. | Antimicrobial batch dilution system |
| US10640403B2 (en) | 2013-08-15 | 2020-05-05 | Applied Silver, Inc. | Antimicrobial batch dilution system |
| US10000881B2 (en) | 2013-12-06 | 2018-06-19 | Applied Silver, Inc. | Method for antimicrobial fabric application |
| DE212015000053U1 (de) * | 2014-01-29 | 2016-09-07 | Unilever N.V. | Oligodynamisches Metall enthaltende wässrige Zusammensetzung |
| SG11201604975VA (en) * | 2014-01-29 | 2016-08-30 | Unilever Plc | Cleansing composition containing oligodynamic metal and efficacy enhancing agent |
| US20170050870A1 (en) | 2015-08-21 | 2017-02-23 | Applied Silver, Inc. | Systems And Processes For Treating Textiles With An Antimicrobial Agent |
| WO2017084867A1 (en) * | 2015-11-18 | 2017-05-26 | Unilever N.V. | Method of improving personal hygiene |
| WO2017084855A1 (en) * | 2015-11-18 | 2017-05-26 | Unilever N.V. | Method of improving personal hygiene |
| CN105505621B (zh) * | 2015-12-17 | 2019-05-17 | 广州市浪奇实业股份有限公司 | 一种中性彩漂粉 |
| EP3454660B1 (de) | 2016-05-12 | 2022-04-06 | Applied Silver Inc. | Artikel und verfahren zur abgabe von metallionen in wäschesysteme |
| WO2018081774A1 (en) | 2016-10-31 | 2018-05-03 | Applied Silver, Inc. | Dispensing of metal ions into batch laundry washers and dryers |
| US10238116B2 (en) * | 2016-12-16 | 2019-03-26 | Dune Sciences, Inc. | Composite laundry additive |
| US10760207B2 (en) | 2017-03-01 | 2020-09-01 | Applied Silver, Inc. | Systems and processes for treating textiles with an antimicrobial agent |
| WO2019170249A1 (en) * | 2018-03-09 | 2019-09-12 | Symrise Ag | Floating active ingredient systems |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5288746A (en) * | 1992-12-21 | 1994-02-22 | The Procter & Gamble Company | Liquid laundry detergents containing stabilized glucose/glucose oxidase as H2 O2 generation system |
| FR2728143A1 (fr) * | 1994-12-16 | 1996-06-21 | Sodifra | Composition aqueuse a base de h2o2, acides et ag, procede de preparation et utilisation dans le domaine de la desinfection et/ou de l'hygiene |
| US6214777B1 (en) * | 1999-09-24 | 2001-04-10 | Ecolab, Inc. | Antimicrobial lubricants useful for lubricating containers, such as beverage containers, and conveyors therefor |
| US7012053B1 (en) * | 1999-10-22 | 2006-03-14 | The Procter & Gamble Company | Fabric care composition and method comprising a fabric care polysaccharide and wrinkle control agent |
| US7030203B2 (en) * | 2001-09-28 | 2006-04-18 | 3M Innovative Properties Company | Water-in-oil emulsions with ethylene oxide groups, compositions, and methods |
| DE10312617A1 (de) | 2003-03-21 | 2004-10-07 | Henkel Kgaa | Keimreduzierendes Wasch- oder Reinigungsmittel und Verfahren zu seiner Herstellung |
| US7462590B2 (en) * | 2005-02-25 | 2008-12-09 | Solutions Biomed, Llc | Aqueous disinfectants and sterilants comprising a peroxide/peracid/transition metal mixture |
| US7939488B2 (en) * | 2008-08-26 | 2011-05-10 | The Clorox Company | Natural disinfecting cleaners |
-
2009
- 2009-03-20 DE DE102009001686A patent/DE102009001686A1/de not_active Withdrawn
-
2010
- 2010-03-10 WO PCT/EP2010/053017 patent/WO2010105948A1/de not_active Ceased
- 2010-03-10 EP EP10707059A patent/EP2408888B1/de not_active Not-in-force
-
2011
- 2011-09-14 US US13/232,551 patent/US8309506B2/en not_active Expired - Fee Related
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2010105948A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| US8309506B2 (en) | 2012-11-13 |
| DE102009001686A1 (de) | 2010-09-23 |
| US20120003289A1 (en) | 2012-01-05 |
| WO2010105948A1 (de) | 2010-09-23 |
| EP2408888B1 (de) | 2012-11-14 |
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