WO2024154755A1 - 粉末洗浄剤組成物 - Google Patents
粉末洗浄剤組成物 Download PDFInfo
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- WO2024154755A1 WO2024154755A1 PCT/JP2024/001128 JP2024001128W WO2024154755A1 WO 2024154755 A1 WO2024154755 A1 WO 2024154755A1 JP 2024001128 W JP2024001128 W JP 2024001128W WO 2024154755 A1 WO2024154755 A1 WO 2024154755A1
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/02—Anionic compounds
- C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
- C11D1/14—Sulfonic acids or sulfuric acid esters; Salts thereof derived from aliphatic hydrocarbons or mono-alcohols
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/02—Anionic compounds
- C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
- C11D1/22—Sulfonic acids or sulfuric acid esters; Salts thereof derived from aromatic compounds
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/02—Anionic compounds
- C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
- C11D1/28—Sulfonation products derived from fatty acids or their derivatives, e.g. esters, amides
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/02—Anionic compounds
- C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
- C11D1/29—Sulfates of polyoxyalkylene ethers
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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
- C11D17/06—Powder; Flakes; Free-flowing mixtures; Sheets
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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
- C11D3/02—Inorganic compounds ; Elemental compounds
- C11D3/04—Water-soluble compounds
- C11D3/10—Carbonates ; Bicarbonates
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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
- C11D3/39—Organic or inorganic per-compounds
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L1/00—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods
- D06L1/12—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods using aqueous solvents
Definitions
- the present invention relates to a powder detergent composition and a method for cleaning textile products.
- washing machines have become widespread in Asia, and drum-type washing machines are becoming more and more widespread.
- Asia in order to remove sebum stains and yellowing from soiled clothing, particularly white shirts such as school uniforms, the clothes are soaked in a powder detergent composition and then hand-washed before being washed in a washing machine.
- JP2000-129290A discloses a cleaning composition containing a percarbonate, a compound represented by general formula (I) or (II), and a surfactant, the cleaning composition having an effective oxygen concentration of 0.5 to 5 ppm and an organic peracid concentration of 1 to 20 ppm after 1 minute when 25 g of the composition is dissolved in 30 liters of water at 20°C.
- Japanese Patent Publication No. 03-169847 discloses granular detergent compositions containing oligomeric or low molecular weight polymeric ester compositions that are useful as soil release agents.
- Soaking in a powder detergent composition and hand washing before washing in a washing machine is physically and mentally tiring work, and there is a need for a powder detergent composition that can wash out sebum stains and yellowing on clothes soiled in a washing machine, particularly white shirts such as school uniforms, to a white state without soaking or hand washing.
- a powder detergent composition that has excellent detergency for sebum stains and bleaching for yellowing while suppressing foam overflow in a drum-type washing machine, and is suited to the widespread use of drum-type washing machines in Asia.
- the present invention provides a powder detergent composition that can suppress foam overflow even when a drum-type washing machine is used, and has excellent cleaning properties for sebum stains and bleaching properties for yellowing that have adhered to textile products when washed in a washing machine, and a method for cleaning textile products.
- the present invention relates to a powder detergent composition containing from 5.0% by mass to 20.0% by mass of the following component (a), from 1.0% by mass to 20.0% by mass of the following component (b), and from 0.1% by mass to 5.0% by mass of the following component (c):
- component (a11) A surfactant containing one or more anionic surfactants selected from polyoxyalkylene alkyl or alkenyl ether sulfate esters, ⁇ -sulfofatty acid esters, and salts thereof (hereinafter referred to as component (a11)), in which the content of component
- the present invention also relates to a method for cleaning textile products, in which textile products are cleaned using a cleaning liquid obtained by mixing the powder detergent composition of the present invention with water.
- the present invention provides a powder detergent composition and a method for cleaning textile products that can prevent foam overflow even when a drum-type washing machine is used, and that has excellent cleaning properties for sebum stains and bleaching properties for yellowing that have adhered to textile products when washed in a washing machine.
- the powder detergent composition of the present invention contains, as component (a), a surfactant containing one or more anionic surfactants selected from polyoxyalkylene alkyl or alkenyl ether sulfates, ⁇ -sulfofatty acid esters, and salts thereof (hereinafter referred to as component (a11)), wherein the content of component (a11) in component (a) is 20 mass% or more (excluding component (c)).
- component (a11) a surfactant containing one or more anionic surfactants selected from polyoxyalkylene alkyl or alkenyl ether sulfates, ⁇ -sulfofatty acid esters, and salts thereof
- the surfactant of component (a) contains, as component (a11), one or more anionic surfactants selected from polyoxyalkylene alkyl or alkenyl ether sulfate esters, ⁇ -sulfofatty acid esters, and salts thereof.
- component (a11) is preferably a polyoxyalkylene alkyl or alkenyl ether sulfate ester, or a salt thereof.
- the polyoxyalkylene alkyl or alkenyl ether sulfate ester has an alkyl or alkenyl group, preferably an alkyl group, having a carbon number of preferably 8 or more, more preferably 10 or more, even more preferably 12 or more, and preferably 18 or less, more preferably 16 or less, even more preferably 14 or less, from the viewpoint of detergency against sebum stains.
- the oxyalkylene group of the polyoxyalkylene alkyl or alkenyl ether sulfate is an ethyleneoxy group or a propyleneoxy group, preferably an ethyleneoxy group.
- the average number of moles of the oxyalkylene group added is preferably 0.5 or more, more preferably 1 or more, even more preferably 2 or more, and preferably 8 or less, more preferably 6 or less, even more preferably 4 or less, and even more preferably 3 or less.
- examples of the counter ion of the anionic group include alkali metal ions such as sodium ion and potassium ion; alkaline earth metal ions such as calcium ion and magnesium ion; ammonium ion; and alkanolamines having 1 to 3 alkanol groups having 2 or 3 carbon atoms (for example, monoethanolamine, diethanolamine, triethanolamine, triisopropanolamine, etc.).
- the ⁇ -sulfofatty acid ester or a salt thereof is preferably a compound represented by the following general formula (a11).
- R 11a -CH(COOR 12a )-SO 3 M (a11) [In the formula, R 11a is a hydrocarbon group having 8 to 18 carbon atoms, R 12a is a methyl group or an ethyl group, and M is a counter ion.]
- R 11a represents a hydrocarbon group, preferably an alkyl group or an alkenyl group, more preferably an alkyl group, having a carbon number of preferably 7 or more, more preferably 9 or more, even more preferably 11 or more, and still more preferably 13 or more, and preferably 17 or less, and more preferably 16 or less.
- R 12a is preferably a methyl group.
- Examples of the counter ion of M include alkali metal ions such as sodium ion and potassium ion; alkaline earth metal ions such as calcium ion and magnesium ion; ammonium ion; and alkanolamines having 1 to 3 alkanol groups having 2 or 3 carbon atoms (for example, monoethanolamine, diethanolamine, triethanolamine, triisopropanolamine, etc.).
- Component (a) may contain, as component (a12), an anionic surfactant other than component (a11) (excluding component (c)).
- component (a12) include one or more anionic surfactants selected from alkylbenzenesulfonates, alkyl or alkenyl sulfate salts, olefinsulfonates, alkanesulfonates, saturated or unsaturated fatty acid salts, alkyl or alkenyl ether carboxylates, N-acylamino acids, mono- or di-phosphates, and sulfosuccinates.
- the alkyl or alkenyl group of these anionic surfactants has, for example, 8 to 22 carbon atoms.
- counter ions of the anionic groups of these anionic surfactants include alkali metal ions such as sodium ion and potassium ion; alkaline earth metal ions such as calcium ion and magnesium ion; ammonium ion; and alkanolamines having 1 to 3 alkanol groups having 2 or 3 carbon atoms (for example, monoethanolamine, diethanolamine, triethanolamine, triisopropanolamine, etc.).
- component (a12) is preferably one or more anionic surfactants selected from alkylbenzenesulfonic acid, and alkyl or alkenyl sulfate esters, and salts thereof, and more preferably alkylbenzenesulfonic acid or a salt thereof.
- the number of carbon atoms in the alkyl group of the alkylbenzenesulfonic acid is preferably 10 or more, more preferably 12 or more, and preferably 18 or less, more preferably 14 or less, and the alkyl group is preferably linear.
- the number of carbon atoms in the alkyl or alkenyl group of the alkyl or alkenyl sulfate is preferably 10 or more, more preferably 12 or more, and preferably 18 or less, more preferably 14 or less.
- Component (a) may contain one or more surfactants selected from a nonionic surfactant (hereinafter referred to as component (a2)), a cationic surfactant (hereinafter referred to as component (a3)), and an amphoteric surfactant (hereinafter referred to as component (a4)).
- component (a2) nonionic surfactant
- component (a3) a cationic surfactant
- component (a4) an amphoteric surfactant
- the nonionic surfactant of component (a2) is preferably a nonionic surfactant containing alkyleneoxy groups and having an average added mole number of alkyleneoxy groups of 1 or more and 30 or less (hereinafter referred to as component (a21)).
- the alkyleneoxy group of component (a21) is preferably one or more groups selected from alkyleneoxy groups having from 2 to 4 carbon atoms.
- the alkyleneoxy group having from 2 to 4 carbon atoms is preferably one or more groups selected from an ethyleneoxy group and a propyleneoxy group.
- the average number of moles of alkyleneoxy groups added in component (a21) is, from the viewpoint of detergency, 1 or more, preferably 6 or more, more preferably 10 or more, and 30 or less, preferably 25 or less, more preferably 20 or less.
- the component (a21) is preferably a nonionic surfactant represented by the following general formula (a21).
- R 21a is an aliphatic hydrocarbon group having 8 to 18 carbon atoms
- R 22a is a hydrogen atom or a methyl group.
- CO is a carbonyl group
- m is a number of 0 or 1.
- a 21a O group is an alkyleneoxy group having 2 to 4 carbon atoms and including an ethyleneoxy group.
- n is the average number of moles added, which is a number of 1 to 30.
- R 21a is 8 or more, preferably 10 or more, more preferably 12 or more, and 18 or less, preferably 16 or less, more preferably 14 or less.
- R 21a is an aliphatic hydrocarbon group, and is preferably a group selected from an alkyl group and an alkenyl group.
- the A 21a O group is an alkyleneoxy group containing an ethyleneoxy group and having 2 to 4 carbon atoms, preferably an alkyleneoxy group containing an ethyleneoxy group and having 2 to 3 carbon atoms, more preferably an ethyleneoxy group.
- the A 21a O group may be an alkyleneoxy group containing an ethyleneoxy group and another alkyleneoxy group, for example, a propyleneoxy group.
- the other alkyleneoxy group is preferably a propyleneoxy group.
- the ethyleneoxy group and the propyleneoxy group may be a block bond or a random bond.
- n is the average number of moles of A 21a O groups added and is a number of 1 to 30.
- n is 1 or more, preferably 6 or more, more preferably 10 or more, and is 30 or less, preferably 25 or less, more preferably 20 or less, from the viewpoint of detergency.
- nonionic surfactants that do not have an alkyleneoxy group other than component (a21) include one or more selected from sucrose fatty acid esters, glycerin fatty acid esters, sorbitan fatty acid esters, alkyl glycosides, and glyceryl monoethers.
- component (a3) As the cationic surfactant of component (a3), one or more cationic surfactants selected from (a31) a compound represented by the following general formula (a31) (hereinafter referred to as component (a31)) and (a32) a compound represented by the following general formula (a32) (hereinafter referred to as component (a32)) are preferred.
- R 31a is an aliphatic hydrocarbon group having from 8 to 18 carbon atoms
- R 32a is a group selected from an aliphatic hydrocarbon group having from 8 to 18 carbon atoms, an alkyl group having from 1 to 3 carbon atoms, and a hydroxyalkyl group having from 1 to 3 carbon atoms
- R 33a and R 34a are each independently a group selected from an alkyl group having from 1 to 3 carbon atoms, and a hydroxyalkyl group having from 1 to 3 carbon atoms
- X ⁇ is an anion.
- R 35a is an aliphatic hydrocarbon group having from 8 to 18 carbon atoms
- R 36a and R 37a are each independently a group selected from an alkyl group having from 1 to 3 carbon atoms and a hydroxyalkyl group having from 1 to 3 carbon atoms
- X ⁇ is an anion.
- R 31a is 8 or more, preferably 10 or more, more preferably 12 or more, and preferably 18 or less, more preferably 16 or less.
- R 31a is preferably an alkyl group or an alkenyl group, and more preferably an alkyl group.
- R 32a is a group selected from an aliphatic hydrocarbon group having from 8 to 18 carbon atoms, an alkyl group having from 1 to 3 carbon atoms, and a hydroxyalkyl group having from 1 to 3 carbon atoms.
- R 32a is an aliphatic hydrocarbon group having 8 to 18 carbon atoms
- R 32a is preferably an alkyl or alkenyl group having 8 or more, preferably 10 or more, more preferably 12 or more, and preferably 18 or less, more preferably 16 or less, and is preferably an alkyl group.
- R 33a and R 34a are each independently a group selected from an alkyl group having 1 to 3 carbon atoms and a hydroxyalkyl group having 1 to 3 carbon atoms. It is preferable that R 33a and R 34a are each independently a group selected from an alkyl group having 1 to 3 carbon atoms. Examples of the alkyl group having 1 to 3 carbon atoms include a methyl group, an ethyl group, and a propyl group. Examples of the hydroxyalkyl group having 1 to 3 carbon atoms include a hydroxymethyl group, a hydroxyethyl group, and a hydroxypropyl group.
- X- is an anion.
- anion examples include halide ions such as chloride ions, bromide ions, and iodide ions.
- alkyl sulfate ions having 1 to 3 carbon atoms such as methyl sulfate ions, ethyl sulfate ions, and propyl sulfate ions.
- R 35a is an aliphatic hydrocarbon group having from 8 to 18 carbon atoms. From the viewpoint of detergency, the number of carbon atoms of R 35a is preferably 8 or more, and preferably 10 or more, and preferably 18 or less, more preferably 16 or less, and even more preferably 14 or less. R 35a is preferably an alkyl group or an alkenyl group, and more preferably an alkyl group.
- R 36a and R 37a are each independently a group selected from an alkyl group having 1 to 3 carbon atoms and a hydroxyalkyl group having 1 to 3 carbon atoms. It is preferable that R 36a and R 37a are each independently a group selected from an alkyl group having 1 to 3 carbon atoms. Examples of the alkyl group having 1 to 3 carbon atoms include a methyl group, an ethyl group, and a propyl group. Examples of the hydroxyalkyl group having 1 to 3 carbon atoms include a hydroxymethyl group, a hydroxyethyl group, and a hydroxypropyl group.
- X- is an anion.
- the anion include halide ions such as chloride ion, bromide ion, and iodide ion.
- the anion also include alkyl sulfate ions having 1 to 3 carbon atoms such as methyl sulfate ion, ethyl sulfate ion, and propyl sulfate ion.
- amphoteric surfactant of component (a4) examples include N-alkanoylaminopropyl-N,N-dimethylamine oxide, N-alkyl-N,N-dimethylamine oxide, N-alkanoylaminopropyl-N,N-dimethyl-N-carboxymethylammonium betaine, N-alkyl-N,N-dimethyl-N-carboxymethylammonium betaine, N-alkyl-N,N-dimethyl-N-sulfopropylammonium sulfobetaine, N-alkyl-N,N-dimethyl-N-(2-hydroxysulfopropyl)ammonium sulfobetaine, N-alkanoylaminopropyl-N,N-dimethyl-N-sulfopropylammonium sulfobetaine, and N-alkanoylaminopropyl-N,N-dimethyl-N-(2-hydroxys
- component (b) contains a percarbonate as component (b).
- component (b) is preferably an alkali metal percarbonate, more preferably one or more selected from sodium percarbonate and potassium percarbonate, and even more preferably sodium percarbonate .
- percarbonate is the common name for a hydrogen peroxide of a carbonate, and for example, the chemical formula of sodium percarbonate is expressed as 2Na2CO3.3H2O2 .
- component (c) The powder detergent composition of the present invention contains, as component (c), an alkanoyl or alkenoyloxybenzenesulfonic acid or a salt thereof. From the viewpoint of yellowing and bleaching properties, component (c) preferably has an alkanoyl group or alkenoyl group, preferably an alkanoyl group, having a carbon number of preferably 8 or more, more preferably 10 or more, even more preferably 12 or more, and preferably 18 or less, more preferably 16 or less, even more preferably 14 or less.
- examples of the counter ion of the anionic group include alkali metal ions such as sodium ion and potassium ion; alkaline earth metal ions such as calcium ion and magnesium ion; ammonium ion; and alkanolamines having 1 to 3 alkanol groups having 2 or 3 carbon atoms (for example, monoethanolamine, diethanolamine, triethanolamine, triisopropanolamine, etc.).
- the powder detergent composition of the present invention contains component (a) in an amount of 5.0 mass % or more, preferably 8.0 mass % or more, more preferably 12.0 mass % or more, and 20.0 mass % or less, preferably 17.0 mass % or less, more preferably 15.0 mass % or less, of the composition, from the viewpoints of cleaning power for sebum stains and prevention of foam overflow in the washing tub.
- the mass of component (a11) contained in component (a) is expressed in terms of the sodium salt.
- the mass of the component (a12) is expressed in terms of the sodium salt.
- the mass of the component (a3) is expressed as the value converted into the chloride.
- the content of component (a11) in component (a) is, from the viewpoint of sebum stain cleaning properties and suitability for powder formulation, 20% by mass or more, preferably 25% by mass or more, more preferably 30% by mass or more, even more preferably 40% by mass or more, even more preferably 50% by mass or more, and preferably 90% by mass or less, more preferably 80% by mass or less, even more preferably 70% by mass or less, and even more preferably 60% by mass or less.
- the powder detergent composition of the present invention contains an anionic surfactant (excluding component (c)) in an amount of preferably 1.6% by mass or more, more preferably 1.8% by mass or more, even more preferably 2% by mass or more, still more preferably 8% by mass or more, still more preferably 9% by mass or more, still more preferably 10% by mass or more, and preferably 18% by mass or less, more preferably 16% by mass or less, and even more preferably 12% by mass or less, in terms of sebum detergency and bleaching property.
- anionic surfactant excluding component (c)
- the powder detergent composition of the present invention contains the components (a11) and (a12) in a total amount of preferably 1.6 mass% or more, more preferably 1.8 mass% or more, even more preferably 2 mass% or more, still more preferably 8 mass% or more, still more preferably 9 mass% or more, still more preferably 10 mass% or more, and preferably 18 mass% or less, more preferably 16 mass% or less, and even more preferably 12 mass% or less.
- the powder detergent composition of the present invention contains one or more selected from the group consisting of the components (a2), (a3) and (a4) as the component (a), the powder detergent composition of the present invention contains, from the viewpoint of stability, preferably 0.1 mass % or more, more preferably 1 mass % or more, even more preferably 2 mass % or more of a surfactant other than an anionic surfactant in the composition, and preferably 4 mass % or less, more preferably 3 mass % or less, even more preferably 2 mass % or less.
- the powder detergent composition of the present invention contains one or more selected from the group consisting of the components (a2), (a3) and (a4) as the component (a), from the viewpoint of stability, the powder detergent composition of the present invention contains the components (a2), (a3) and (a4) in an amount of preferably 0.1 mass % or more, more preferably 1 mass % or more, even more preferably 2 mass % or more in total, and preferably 4 mass % or less, more preferably 3 mass % or less, and even more preferably 2 mass % or less.
- the proportion of all surfactants (excluding component (c)) in the powder detergent composition is 5.0 mass % or more, preferably 8.0 mass % or more, more preferably 12.0 mass % or more, and 20.0 mass % or less, preferably 17.0 mass % or less, more preferably 15.0 mass % or less, from the viewpoints of detergency for sebum stains and prevention of foam overflow in the washing tub.
- the powder detergent composition of the present invention contains the components (a11), (a12), (a2), (a3) and (a4) in a total amount of 5.0 mass% or more, preferably 8.0 mass% or more, more preferably 12.0 mass% or more, and 20.0 mass% or less, preferably 17.0 mass% or less, more preferably 15.0 mass% or less.
- the mass ratio (a11)/(a12) of the content of component (a11) to the content of component (a12) in component (a) is, from the viewpoints of sebum stain cleaning ability, yellowing bleaching ability, and suitability for powder formulation, preferably 0.3 or more, more preferably 0.35 or more, even more preferably 0.5 or more, still more preferably 0.6 or more, and preferably 1.5 or less, more preferably 1.3 or less, even more preferably 1.0 or less, still more preferably 0.8 or less, and still more preferably 0.75 or less.
- the total content of the content of component (a11) and the content of component (a12) in the powder detergent composition of the present invention is preferably 18% by mass or less, more preferably 16% by mass or less, even more preferably 14% by mass or less, even more preferably 12% by mass or less, even more preferably 10% by mass or less, and even a low content of, for example, 1.6% by mass or more, even 1.8% by mass or more, even 2% by mass or more, or even 8% by mass or more is preferable because it can further improve the yellowing bleaching rate by the percarbonate of component (b) of the present invention and the alkanoyl or alkenoyloxybenzenesulfonic acid or its salt of component (c) of the present invention.
- the content of the anionic surfactant in component (a) is preferably 50% by mass or more, more preferably 70% by mass or more, even more preferably 80% by mass or more, even more preferably 90% by mass or more, and preferably 100% by mass or less, from the viewpoints of cleaning ability against sebum stains and yellowing bleaching ability.
- the powder detergent composition of the present invention contains component (b) in an amount of 1.0% by mass or more, preferably 2.0% by mass or more, more preferably 2.5% by mass or more, and 20.0% by mass or less, preferably 15.0% by mass or less, more preferably 10.0% by mass or less, even more preferably 5.0% by mass or less, and even more preferably 4.0% by mass or less, in terms of cleaning ability for sebum stains, yellowing bleaching ability, and storage stability.
- the powder detergent composition of the present invention contains, from the viewpoint of yellowing and bleaching properties, component (c) in an amount of 0.1 mass % or more, preferably 0.2 mass % or more, more preferably 0.3 mass % or more, and 5.0 mass % or less, preferably 3.0 mass % or less, more preferably 1.0 mass % or less, and even more preferably 0.8 mass % or less.
- the mass of component (c) is expressed as a value converted into a sodium salt.
- the mass ratio of the total content of components (b) and (c) to the content of component (a), [(b)+(c)]/(a), is preferably 0.2 or more, more preferably 0.25 or more, even more preferably 0.3 or more, and is preferably 1.0 or less, more preferably 0.8 or less, even more preferably 0.6 or less, still more preferably 0.5 or less, and even more preferably 0.4 or less, from the viewpoints of cleaning properties for sebum stains and yellowing bleaching properties.
- the mass ratio of the total content of components (b) and (c) to the content of component (a11), [(b)+(c)]/(a11), is preferably 0.2 or more, more preferably 0.5 or more, even more preferably 0.8 or more, and is preferably 2.0 or less, more preferably 1.6 or less, even more preferably 1.2 or less, and even more preferably 1.0 or less, from the viewpoints of cleaning properties for sebum stains and yellowing bleaching properties.
- the mass ratio (b)/(c) of the content of component (b) to the content of component (c) is preferably 3.0 or more, and preferably 20.0 or less, more preferably 15.0 or less, even more preferably 10.0 or less, even more preferably 8.0 or less, even more preferably 7.0 or less, and even more preferably 6.5 or less, from the viewpoint of yellowing and bleaching properties.
- the powder detergent composition of the present invention can contain an alkaline agent as component (d).
- Component (d) can be one or more alkaline agents selected from alkali metal carbonates, alkali metal hydrogen carbonates, alkali metal silicates, and tripolyphosphates.
- alkali metal carbonate examples include sodium carbonate and potassium carbonate, with sodium carbonate being preferred.
- alkali metal hydrogen carbonate examples include sodium hydrogen carbonate and potassium hydrogen carbonate.
- the alkali metal silicate includes sodium silicate and potassium silicate.
- Tripolyphosphates include alkali metal salts of tripolyphosphate.
- component (d) is preferably one or more alkaline agents selected from alkali metal carbonates, alkali metal bicarbonates, and alkali metal silicates, more preferably one or more selected from sodium carbonate, sodium bicarbonate, and sodium silicate, and even more preferably sodium carbonate.
- the powder detergent composition of the present invention contains component (d), from the viewpoint of cleaning power, the powder detergent composition contains component (d) in an amount of preferably 2% by mass or more, more preferably 5% by mass or more, even more preferably 10% by mass or more, even more preferably 12% by mass or more, and preferably 30% by mass or less, more preferably 20% by mass or less, even more preferably 18% by mass or less.
- the powder detergent composition of the present invention may contain, as component (e), one or more compounds selected from zeolite and bentonite, from the viewpoint of the fluidity of the powder detergent composition.
- Zeolites are also called crystalline aluminosilicates.
- Specific zeolites include crystalline aluminosilicates such as A-type, X-type, and P-type zeolites.
- the average primary particle size is preferably 0.1 ⁇ m or more, more preferably 1 ⁇ m or more, and preferably 10 ⁇ m or less, more preferably 5 ⁇ m or less.
- a suitable crystalline aluminosilicate is A-type zeolite (for example, trade name "Toyobuilder" manufactured by Tosoh Corporation, oil absorption capacity according to JIS K 5101 method: 40 mL/100 g or more).
- Suitable zeolites include P-type (e.g., trade names "Doucil A24” and “ZSEO64”; both manufactured by Crosfield; oil absorption capacity 60-150 mL/100 g), X-type (e.g., trade name "WessalithXD”; manufactured by Degussa; oil absorption capacity 80-100 mL/100 g), and the hybrid zeolites described in WO 98/42622.
- the bentonite preferably has an ion exchange capacity of 50 to 100 meq/100 g.
- bentonite include one or more selected from (e1) montmorillonite mineral clays (smectitic clays) selected from the group consisting of alkali metal or alkaline earth metal montmorillonite, saponite, and hectorite, (e2) illite, (e3) attapulgite, and (e4) kaolinite.
- Granulated bentonite can be used. For example, see JP 2008-189719 A for the granulated clay minerals.
- the powder detergent composition of the present invention contains component (e), from the viewpoint of the flowability of the powder detergent composition, contains component (e) in an amount of preferably 5% by mass or more, more preferably 8% by mass or more, even more preferably 10% by mass or more, still more preferably 12% by mass or more, and preferably 30% by mass or less, more preferably 25% by mass or less, even more preferably 20% by mass or less, and still more preferably 18% by mass or less.
- the powder detergent composition of the present invention may contain, as component (f), one or more compounds selected from inorganic sulfates and inorganic halogen compounds.
- component (f) include one or more compounds selected from sodium sulfate, magnesium sulfate, sodium chloride, and magnesium chloride.
- Component (f) may be either a hydrate or anhydrous.
- the powder detergent composition of the present invention contains component (f)
- the powder detergent composition contains component (f) in an amount of preferably 20% by mass or more, more preferably 30% by mass or more, even more preferably 40% by mass or more, and preferably 80% by mass or less, more preferably 70% by mass or less, even more preferably 60% by mass or less, and even more preferably 50% by mass or less.
- the powder detergent composition of the present invention may contain, as component (g), a polymer having a carboxylic acid group or a salt thereof and a weight average molecular weight of 3,000 or more.
- component (g) include one or more selected from a polymer selected from polyacrylic acid or a salt thereof, and a copolymer of acrylic acid and maleic acid or a salt thereof (hereinafter referred to as component (g1)), and carboxymethyl cellulose or a salt thereof (hereinafter referred to as component (g2)).
- component (g1) a copolymer of acrylic acid and maleic acid or a salt thereof
- component (g2) carboxymethyl cellulose or a salt thereof
- polyacrylic acid or a salt thereof include polyacrylic acid, sodium polyacrylate, potassium polyacrylate, etc., and preferably sodium polyacrylate and potassium polyacrylate.
- Examples of the copolymer of acrylic acid and maleic acid or its salt include a copolymer of acrylic acid and maleic acid, a sodium salt of a copolymer of acrylic acid and maleic acid, a potassium salt of a copolymer of acrylic acid and maleic acid, etc., and preferably a sodium salt of a copolymer of acrylic acid and maleic acid, or a potassium salt of a copolymer of acrylic acid and maleic acid.
- the molar ratio of the copolymer of acrylic acid and maleic acid, in terms of the number of moles of acrylic acid/the number of moles of maleic acid, is preferably 1/99 or more, more preferably 10/90 or more, and is preferably 99/1 or less, more preferably 90/10 or less.
- Component (g1) may be a copolymer containing a monomer other than acrylic acid and maleic acid that is copolymerizable with acrylic acid and/or maleic acid, so long as it does not interfere with the manifestation of the effects of the present invention.
- monomers other than acrylic acid and maleic acid that are copolymerizable with acrylic acid and/or maleic acid include vinyl monomers, acrylic monomers, styrene monomers, etc., and more specifically, examples of monomers include methacrylic acid, methyl acrylate, ethyl acrylate, methyl methacrylate, styrene, etc.
- the molar ratio of monomers other than acrylic acid and maleic acid that are copolymerizable with acrylic acid and/or maleic acid in component (g1) is preferably 0 mol% or more, and preferably 5 mol% or less, more preferably 3 mol% or less, and even more preferably 0 mol%. Therefore, the polyacrylic acid or its salt, and the copolymer of acrylic acid and maleic acid or its salt of the present invention may be a polymer or copolymer that contains, among all the constituent monomers, monomers other than acrylic acid and maleic acid that are copolymerizable with acrylic acid and/or maleic acid in the range of 0 mol % or more and 5 mol % or less.
- the weight average molecular weight of component (g1) is preferably 30,000 or more, more preferably 35,000 or more, even more preferably 40,000 or more, even more preferably 50,000 or more, even more preferably 60,000 or more, even more preferably 70,000 or more, even more preferably 80,000 or more, even more preferably 90,000 or more, and preferably 1,000,000 or less, more preferably 500,000 or less, even more preferably 200,000 or less.
- the weight average molecular weight of the component (g2) is preferably 100,000 or more, more preferably 300,000 or more, and preferably 2,000,000 or less, more preferably 1,000,000 or less, and even more preferably 500,000 or less.
- the degree of etherification of component (g2) is preferably 0.1 or more, more preferably 0.3 or more, and preferably 0.8 or less, more preferably 0.6 or less.
- the weight average molecular weight can be measured according to the following method for measuring weight average molecular weight. ⁇ Method for measuring weight average molecular weight> The weight average molecular weight of the component (g) can be measured by GPC (gel permeation chromatography) and the weight average molecular weight (Mw) can be determined using a conversion standard substance.
- GPC gel permeation chromatography
- Mw weight average molecular weight
- the powder detergent composition of the present invention contains the component (g)
- the powder detergent composition contains the component (g) in an amount of preferably 0.1 mass % or more, more preferably 0.5 mass % or more, even more preferably 1.0 mass % or more, still more preferably 1.5 mass % or more, and preferably 20.0 mass % or less, more preferably 10.0 mass % or less, even more preferably 5.0 mass % or less, and still more preferably 3.0 mass % or less, in terms of detergency and stability.
- the mass of the component (g) is expressed in terms of the sodium salt.
- the powder detergent composition of the present invention may contain, as component (h), a polyalkylene glycol having a weight average molecular weight of 100 or more and 100,000 or less.
- the component (h) may be one or more selected from polyethylene glycol and polypropylene glycol.
- the weight average molecular weight of component (h) is 100 or more, preferably 1,000 or more, more preferably 5,000 or more, even more preferably 10,000 or more, and is 100,000 or less, preferably 50,000 or less, more preferably 20,000 or less.
- the weight average molecular weight of the component (h) is a value determined by gel permeation chromatography using polystyrene as a standard substance.
- the powder detergent composition of the present invention contains component (h), from the viewpoint of stability, the powder detergent composition contains component (h) in an amount of preferably 0.1% by mass or more, more preferably 0.2% by mass or more, even more preferably 0.3% by mass or more, and preferably 1% by mass or less, more preferably 0.7% by mass or less, even more preferably 0.5% by mass or less.
- the powder detergent composition of the present invention may contain water.
- the water may be deionized water (also called ion-exchanged water) or water to which sodium hypochlorite has been added in an amount of 1 mg/kg or more and 5 mg/kg or less based on the ion-exchanged water. Tap water may also be used.
- the water content is preferably 0.01 mass % or more, more preferably 0.1 mass % or more, even more preferably 1.0 mass % or more, and preferably 15.0 mass % or less, more preferably 10.0 mass % or less, even more preferably 5.0 mass % or less.
- the powder detergent composition of the present invention may optionally contain other components known in the field of laundry detergents, such as bleaching agents (perborates, bleach activators, etc.), anti-redeposition agents, reducing agents (sulfites, etc.), fluorescent brighteners (for example, Tinopal CBS (trade name, manufactured by Ciba Specialty Chemicals) and Whitex SA (trade name, manufactured by Sumitomo Chemical Co., Ltd.)), foam inhibitors (silicones, etc.), organic solvents, enzymes (cellulase, protease, peptinase, lipase, dextranase, amylase, etc.), fragrances, colorants, etc. (excluding those falling under components (a) to (h)).
- bleaching agents perborates, bleach activators, etc.
- anti-redeposition agents for example, Tinopal CBS (trade name, manufactured by Ciba Specialty Chemicals) and Whitex SA (trade name, manufactured by Sumitomo Chemical Co., Ltd.
- the pH at 25° C. is, from the viewpoint of detergency, preferably 9.0 or more, more preferably 10.0 or more, even more preferably 10.5 or more, and preferably 13.0 or less, more preferably 12.0 or less, even more preferably 11.0 or less.
- the pH is measured according to the pH measurement method described below. ⁇ pH Measurement Method> A composite electrode for pH measurement (glass-ground sleeve type, manufactured by HORIBA) is connected to a pH meter (pH/ion meter F-23, manufactured by HORIBA) and the power is turned on.
- a saturated potassium chloride aqueous solution (3.33 mol/L) is used as the internal solution of the pH electrode.
- a pH 4.01 standard solution phthalate standard solution
- a pH 6.86 standard solution neutral phosphate standard solution
- a pH 9.18 standard solution borate standard solution
- the pH measurement electrode is immersed in the thermostatically adjusted standard solution for 3 minutes, and calibration operations are performed in the order of pH 6.86 ⁇ pH 9.18 ⁇ pH 4.01.
- the sample to be measured is adjusted to 25°C, the electrode of the pH meter is immersed in the sample, and the pH is measured after 1 minute.
- the powder detergent composition of the present invention has a bulk density, measured by the method specified in JIS K 3362:2008, of preferably 1000 g/L or less, more preferably 950 g/L or less, even more preferably 900 g/L or less, and preferably 300 g/L or more, more preferably 400 g/L or more, even more preferably 500 g/L or more, even more preferably 600 g/L or more, and even more preferably 800 g/L or more.
- the average particle size is preferably 200 ⁇ m or more, more preferably 250 ⁇ m or more, even more preferably 300 ⁇ m or more, and is preferably 650 ⁇ m or less, more preferably 600 ⁇ m or less, even more preferably 550 ⁇ m or less.
- the average particle size is determined from the mass fraction based on the size of the sieve mesh after vibrating for 5 minutes using a standard sieve of JIS Z 8801.
- the powder detergent composition of the present invention can be produced by a known method. For example, it can be produced by applying a spray drying method, a dry neutralization method, a dry granulation method, a dry blend method, a fluidized bed drying method, a thin film drying method, an extrusion granulation method, a rolling granulation method, a stirring granulation method, a compaction granulation method, a surfactant carrying method, or a combination of methods selected from these.
- the powder detergent composition of the present invention can be suitably used for textile products, and further for cleaning textile products using a washing machine.
- the powder detergent composition of the present invention can suppress foam overflow in the washing tub, and therefore can be suitably used for cleaning textile products using a drum-type washing machine.
- the fibers to be cleaned with the powder detergent composition of the present invention may be either hydrophobic or hydrophilic.
- hydrophobic fibers include protein fibers (milk protein casein fiber, promix, etc.), polyamide fibers (nylon, etc.), polyester fibers (polyester, etc.), polyacrylonitrile fibers (acrylic, etc.), polyvinyl alcohol fibers (vinylon, etc.), polyvinyl chloride fibers (polyvinyl chloride, etc.), polyvinylidene chloride fibers (vinylidene, etc.), polyolefin fibers (polyethylene, polypropylene, etc.), polyurethane fibers (polyurethane, etc.), polyvinyl chloride/polyvinyl alcohol copolymer fibers (polycral, etc.), polyalkylene paraoxybenzoate fibers (benzoate, etc.), polyfluoroethylene fibers (polytetrafluoroethylene, etc.), glass fibers, carbon fibers, a
- hydrophilic fibers examples include seed hair fibers (cotton, kapok, etc.), bast fibers (hemp, flax, ramie, hemp, jute, etc.), leaf vein fibers (Manila hemp, sisal, etc.), palm fibers, rush, straw, animal hair fibers (wool, mohair, cashmere, camel hair, alpaca, vicuna, angora, etc.), silk fibers (domestic silk, wild silk), feathers, and cellulosic fibers (rayon, polynosic, cupra, acetate, etc.). From the viewpoint of finishing quality, the fiber is preferably a fiber containing cotton fiber.
- the content of cotton fiber in the fiber is preferably 5% by mass or more, more preferably 10% by mass or more, even more preferably 15% by mass or more, still more preferably 20% by mass or more, still more preferably 40% by mass or more, still more preferably 60% by mass or more, still more preferably 80% by mass or more, and preferably 100% by mass or less, and may be 100% by mass.
- textile products refer to fabrics such as woven fabrics, knitted fabrics, and nonwoven fabrics that use the hydrophobic and hydrophilic fibers described above, and products obtained using them, such as undershirts, T-shirts, dress shirts, blouses, slacks, hats, handkerchiefs, towels, knitwear, socks, underwear, and tights.
- the present invention provides a method for cleaning textile products, which comprises cleaning the textile products with a cleaning liquid comprising a mixture of the powder detergent composition of the present invention and water (hereinafter referred to as the cleaning liquid of the present invention).
- the method for cleaning textile products of the present invention can be appropriately applied to the embodiments described for the powder detergent composition of the present invention.
- the amount of water used when mixing the detergent article of the present invention with water is adjusted so that the total amount of the powder detergent composition of the present invention is preferably 0.1 g or more, more preferably 0.2 g or more, even more preferably 0.3 g or more, and preferably 10 g or less, more preferably 5 g or less, even more preferably 1.0 g or less per 1 L of water, from the viewpoints of cleaning performance and rinsability.
- the temperature of water is, from the viewpoint of washing performance, preferably 10°C or higher, more preferably 20°C or higher, even more preferably 30°C or higher, and preferably 100°C or lower, more preferably 80°C or lower, even more preferably 60°C or lower.
- the cleaning solution of the present invention may have a temperature in the above range.
- the temperature of water used in the cleaning method such as water used for rinsing, may also be in the above range.
- the pH of the cleaning solution of the present invention at 25° C. is preferably 9.0 or more, more preferably 10.0 or more, even more preferably 10.5 or more, and preferably 13.0 or less, more preferably 12.0 or less, even more preferably 11.0 or less.
- the pH is measured according to the pH measurement method described above for the powder detergent composition.
- the liquor ratio which is the ratio of the mass of the textile product (kg) to the amount of water (liters) of the cleaning solution containing the powder detergent composition of the present invention and water, i.e., the amount of water (liters) of the cleaning solution of the present invention/mass of the textile product (kg), is preferably 8 or more, more preferably 10 or more, even more preferably 12 or more, still more preferably 15 or more, and is preferably 45 or less, more preferably 40 or less, even more preferably 30 or less, and still more preferably 20 or less, from the viewpoints of cleaning performance and economy.
- the cleaning time for contacting the powder detergent composition of the present invention, the textile product, and water is preferably 1 minute or more, more preferably 3 minutes or more, and even more preferably 5 minutes or more from the viewpoint of cleaning performance, and is preferably 1 hour or less, more preferably 45 minutes or less, and even more preferably 30 minutes or less from the viewpoint of damage to clothing.
- the method for washing textile products of the present invention is suitable for a rotary washing method, a method in which textile products are immersed in a liquid used for scouring while being fed by rollers or the like.
- the rotary washing method means a washing method in which textile products that are not fixed to a rotating device rotate around a rotating shaft together with the washing liquid.
- the rotary washing method can be carried out by a rotary washing machine. Therefore, in the washing method of the present invention, in order to give a cleaner finish to the textile products, it is preferable to wash the textile products using a washing machine, particularly a rotary washing machine.
- Specific examples of rotary washing machines include drum washing machines, pulsator washing machines, and agitator washing machines. These rotary washing machines can be commercially available for home use.
- the method for washing textile products of the present invention can be used preferably as a method for washing textile products using a drum washing machine, since it can suppress foam overflow in the washing tub.
- the rinsing and dehydration can be performed using a washing machine.
- the rinsing and dehydration can be performed alternately multiple times.
- drying can be performed. Drying can be either natural drying or heat drying. Each drying can be performed multiple times.
- Example [Ingredients] In the examples and comparative examples, the following components were used. ⁇ Component (a)> AES: sodium polyoxyethylene lauryl ether sulfate (average number of moles of oxyethylene groups added is 2 moles), component (a11), EMAL 270J, manufactured by Kao Corporation; ⁇ -sfe: ⁇ -sulfofatty acid ester containing sodium ⁇ -sulfostearate methyl ester and sodium ⁇ -sulfopalmitate methyl ester in a mass ratio of 8/2, component (a11).
- LAS-Na sodium laurylbenzenesulfonate
- Neopelex FS manufactured by Kao Corporation
- component (a12) C12EO10 polyoxyethylene lauryl ether (average number of moles of oxyethylene groups added is 10 moles)
- Emulgen 110 manufactured by Kao Corporation
- component (a2) C16TMAC a compound in which, in general formula (a31), R 31a is an alkyl group having 16 carbon atoms, R 32a , R 33a and R 34a are methyl groups, and X ⁇ is a chloride ion; component (a3)
- Sodium Bicarbonate Sodium bicarbonate, manufactured by FUJIFILM Wako Pure Chemical Industries, Ltd.
- Sodium Silicate Sodium silicate, manufactured by FUJIFILM Wako Pure Chemical Industries, Ltd.
- ⁇ Component (e)> ⁇ Zeolite: Zeolite, synthetic zeolite A-4, manufactured by Fujifilm Wako Pure Chemical Industries, Ltd.
- PEG Polyethylene glycol, weight average molecular weight 13,000, PEG-13000, manufactured by Mitsui Chemicals, Inc.
- Each of the prepared powder detergent compositions had a bulk density of 700 to 900 g/L as measured by the method specified in JIS K 3362:2008, and had an average particle size of 300 ⁇ m as calculated from the mass fraction based on the size of the sieve openings after vibration for 5 minutes using a standard sieve specified in JIS Z 8801.
- Table 1 also shows the pH at 25° C. when 1 g of each of the prepared powder detergent compositions was diluted with ion-exchanged water to 1,000 g.
- Model sebum stain composition 0.44% by mass of lauric acid, 3.15% by mass of myristic acid, 2.35% by mass of pentadecanoic acid, 6.31% by mass of palmitic acid, 0.44% by mass of heptadecanoic acid, 1.6% by mass of stearic acid, 7.91% by mass of oleic acid, 13.33% by mass of triolein, 2.22% by mass of n-hexadecyl palmitate, 6.66% by mass of squalene, and the remainder being water (total 100% by mass)
- Sebum cleansing rate 100 ⁇ [(reflectance of artificially soiled cloth after cleaning ⁇ reflectance of artificially soiled cloth before cleaning)/(reflectance of original cloth ⁇ reflectance of artificially soiled cloth before cleaning)]
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Abstract
Description
衣料等の繊維製品の洗濯方法には、大きく分けて手洗い洗濯と洗濯機洗濯の2種類がある。近年では、アジア地域においても洗濯機が普及しており、更にはドラム式洗濯機の普及が増加する傾向にある。
またアジア地域においては、汚れた衣料、特に学生服などの白いシャツに付着した皮脂汚れや黄ばみを白く洗い上げるために、洗濯機で洗う前に粉末洗浄剤組成物でつけ置き、手もみ洗いが行なわれている。
特開平03-169847号公報には、汚れ放出剤として有用であるオリゴマーまたは低分子量重合体エステル組成物を含有する粒状洗剤組成物が開示されている。
洗濯機で洗う前に粉末洗浄剤組成物でつけ置き、手もみ洗いを行うことは、肉体的、精神的疲労感を伴う作業であり、つけ置き、手もみ洗いを行うことなく、洗濯機で汚れた衣料、特に学生服などの白いシャツに付着した皮脂汚れや黄ばみを白く洗い上げる粉末洗浄剤組成物が求められる。一般的に、粉末洗浄剤組成物に高い洗浄力を付与するためには界面活性剤含有量を増やす必要があるものの、ドラム式洗濯機を用いた場合、界面活性剤含有量の増加は洗濯槽中の泡溢れが懸念され、粉末洗浄剤組成物中の界面活性剤の含有量を減らす必要があり、ドラム式洗濯機での泡溢れを抑制しながら、皮脂汚れの洗浄性及び黄ばみの漂白性に優れる、アジア地域におけるドラム式洗濯機の普及に対応した粉末洗浄剤組成物が求められる。
成分(a):ポリオキシアルキレンアルキル又はアルケニルエーテル硫酸エステル、α-スルホ脂肪酸エステル、及びこれらの塩から選ばれる1種以上のアニオン界面活性剤(以下、成分(a11)という)を含む界面活性剤であり、成分(a)中の成分(a11)の含有割合が20質量%以上である、界面活性剤(但し、成分(c)を除く)
成分(b):過炭酸塩
成分(c):アルカノイル又はアルケノイルオキシベンゼンスルホン酸、又はその塩
[粉末洗浄剤組成物]
<成分(a)>
本発明の粉末洗浄剤組成物は、成分(a)として、ポリオキシアルキレンアルキル又はアルケニルエーテル硫酸エステル、α-スルホ脂肪酸エステル、及びこれらの塩から選ばれる1種以上のアニオン界面活性剤(以下、成分(a11)という)を含む界面活性剤であり、成分(a)中の成分(a11)の含有割合が20質量%以上である、界面活性剤(但し、成分(c)を除く)を含有する。
ポリオキシアルキレンアルキル又はアルケニルエーテル硫酸エステルのオキシアルキレン基は、エチレンオキシ基又はプロピレンオキシ基であり、好ましくはエチレンオキシ基である。オキシアルキレン基の平均付加モル数は、皮脂洗浄力の観点から、好ましくは0.5以上、より好ましくは1以上、更に好ましくは2以上、そして、好ましくは8以下、より好ましくは6以下、更に好ましくは4以下、より更に好ましくは3以下である。
ポリオキシアルキレンアルキル又はアルケニルエーテル硫酸エステルが塩の場合、アニオン性基の対イオンとしては、ナトリウムイオン、カリウムイオン等のアルカリ金属イオン;カルシウムイオン、マグネシウムイオン等のアルカリ土類金属イオン;アンモニウムイオン;炭素数2又は3のアルカノール基を1~3個有するアルカノールアミン(例えばモノエタノールアミン、ジエタノールアミン、トリエタノールアミン、トリイソプロパノールアミン等)が挙げられる。
R11a-CH(COOR12a)-SO3M (a11)
〔式中、R11aは炭素数8以上18以下の炭化水素基であり、R12aはメチル基又はエチル基であり、Mは対イオンである。〕
R12aは、洗浄力の観点から、メチル基が好ましい。
Mの対イオンとしては、ナトリウムイオン、カリウムイオン等のアルカリ金属イオン;カルシウムイオン、マグネシウムイオン等のアルカリ土類金属イオン;アンモニウムイオン;炭素数2又は3のアルカノール基を1~3個有するアルカノールアミン(例えばモノエタノールアミン、ジエタノールアミン、トリエタノールアミン、トリイソプロパノールアミン等)が挙げられる。
成分(a12)としては、アルキルベンゼンスルホン酸塩、アルキル又はアルケニル硫酸エステル塩、オレフィンスルホン酸塩、アルカンスルホン酸塩、飽和又は不飽和脂肪酸塩、アルキル又はアルケニルエーテルカルボン酸塩、N-アシルアミノ酸、リン酸モノ又はジエステル、及びスルホコハク酸エステルから選ばれる1種以上のアニオン界面活性剤が挙げられる。
これらのアニオン界面活性剤のアルキル基又はアルケニル基は、例えば、炭素数8以上22以下である。
これらのアニオン界面活性剤のアニオン性基の対イオンとしては、ナトリウムイオン、カリウムイオン等のアルカリ金属イオン;カルシウムイオン、マグネシウムイオン等のアルカリ土類金属イオン;アンモニウムイオン;炭素数2又は3のアルカノール基を1~3個有するアルカノールアミン(例えばモノエタノールアミン、ジエタノールアミン、トリエタノールアミン、トリイソプロパノールアミン等)が挙げられる。
アルキルベンゼンスルホン酸のアルキル基の炭素数は、好ましくは10以上、より好ましくは12以上、そして、好ましくは18以下、より好ましくは14以下であり、アルキル基は直鎖が好ましい。
アルキル又はアルケニル硫酸エステルのアルキル基又はアルケニル基の炭素数は、好ましくは10以上、より好ましくは12以上、そして、好ましくは18以下、より好ましくは14以下である。
成分(a21)のアルキレンオキシ基は、炭素数2以上4以下のアルキレンオキシ基から選ばれる1種以上の基が好ましい。炭素数2以上4以下のアルキレンオキシ基は、エチレンオキシ基及びプロピレンオキシ基から選ばれる1種以上の基が好ましい。
成分(a21)のアルキレンオキシ基の平均付加モル数は、洗浄力の観点から、1以上、好ましくは6以上、より好ましくは10以上、そして、30以下、好ましくは25以下、より好ましくは20以下である。
R21a(CO)mO-(A21aO)n-R22a (a21)
〔式中、R21aは炭素数8以上18以下の脂肪族炭化水素基であり、R22aは水素原子又はメチル基である。COはカルボニル基であり、mは0又は1の数である。A21aO基はエチレンオキシ基を含む炭素数2以上4以下のアルキレンオキシ基である。nは平均付加モル数であって、1以上30以下の数である。〕
一般式(a31)において、R32aは、炭素数8以上18以下の脂肪族炭化水素基、炭素数1以上3以下のアルキル基及び炭素数1以上3以下のヒドロキシアルキル基から選ばれる基である。
R32aが、炭素数8以上18以下の脂肪族炭化水素基である場合、R32aは、洗浄力の観点から、炭素数が8以上、好ましくは10以上、より好ましくは12以上、そして、好ましくは18以下、より好ましくは16以下のアルキル基又はアルケニル基が好ましく、アルキル基が好ましい。
本発明の粉末洗浄剤組成物は、成分(b)として、過炭酸塩を含有する。
成分(b)は、皮脂汚れ洗浄力、黄ばみ漂白性、及び保存安定性の観点から、好ましくは過炭酸アルカリ金属塩であり、より好ましくは過炭酸ナトリウム、及び過炭酸カリウムから選ばれる1種以上であり、更に好ましくは過炭酸ナトリウムである。なお、過炭酸塩は、炭酸塩の過酸化水素化物の慣用名であり、例えば、過炭酸ナトリウムの化学式は、2Na2CO3・3H2O2と表される。
本発明の粉末洗浄剤組成物は、成分(c)として、アルカノイル又はアルケノイルオキシベンゼンスルホン酸、又はその塩を含有する。
成分(c)は、黄ばみ漂白性の観点から、好ましくは炭素数8以上、より好ましくは10以上、更に好ましくは12以上、そして、好ましくは18以下、より好ましくは16以下、更に好ましくは14以下のアルカノイル基又はアルケノイル基、好ましくはアルカノイル基を有する。
成分(c)が塩の場合、アニオン性基の対イオンとしては、ナトリウムイオン、カリウムイオン等のアルカリ金属イオン;カルシウムイオン、マグネシウムイオン等のアルカリ土類金属イオン;アンモニウムイオン;炭素数2又は3のアルカノール基を1~3個有するアルカノールアミン(例えばモノエタノールアミン、ジエタノールアミン、トリエタノールアミン、トリイソプロパノールアミン等)が挙げられる。
本発明の粉末洗浄剤組成物は、成分(a)を、皮脂汚れ洗浄力と洗濯槽中の泡溢れ防止の観点から、組成物中、5.0質量%以上、好ましくは8.0質量%以上、より好ましくは12.0質量%以上、そして、20.0質量%以下、好ましくは17.0質量%以下、より好ましくは15.0質量%以下含有する。
本発明の粉末洗浄剤組成物において、成分(a)に含まれる成分(a11)の質量は、ナトリウム塩に換算した値を用いるものとする。
本発明の粉末洗浄剤組成物において、成分(a)として、成分(a12)を含む場合、成分(a12)の質量は、ナトリウム塩に換算した値を用いるものとする。
本発明の粉末洗浄剤組成物において、成分(a)として、成分(a3)を含有する場合、成分(a3)の質量は、塩化物に換算した値を用いるものとする。
すなわち、本発明の粉末洗浄剤組成物は、皮脂洗浄力と漂白性の観点から、組成物中、成分(a11)及び成分(a12)を合計で、好ましくは1.6質量%以上、より好ましくは1.8質量%以上、更に好ましくは2質量%以上、より更に好ましくは8質量%以上、より更に好ましくは9質量%以上、より更に好ましくは10質量%以上、そして、好ましくは18質量%以下、より好ましくは16質量%以下、更に好ましくは12質量%以下含有する。
すなわち、本発明の粉末洗浄剤組成物において、成分(a)として、成分(a2)、成分(a3)及び成分(a4)から選ばれる1以上を含む場合、本発明の粉末洗浄剤組成物は、安定性の観点から、組成物中、成分(a2)、成分(a3)及び成分(a4)を合計で、好ましくは0.1質量%以上、より好ましくは1質量%以上、更に好ましくは2質量%以上、そして、好ましくは4質量%以下、より好ましくは3質量%以下、更に好ましくは2質量%以下含有する。
すなわち、本発明の粉末洗浄剤組成物は、皮脂汚れ洗浄力と洗濯槽中の泡溢れ防止の観点から、組成物中、成分(a11)、成分(a12)、成分(a2)、成分(a3)及び成分(a4)を合計で、5.0質量%以上、好ましくは8.0質量%以上、より好ましくは12.0質量%以上、そして、20.0質量%以下、好ましくは17.0質量%以下、より好ましくは15.0質量%以下含有する。
本発明の粉末洗浄剤組成物において、成分(c)の質量は、ナトリウム塩に換算した値を用いるものとする。
アルカリ金属炭酸水素塩としては、炭酸水素ナトリウム、炭酸水素カリウムが挙げられる。
アルカリ金属ケイ酸塩としては、ケイ酸ナトリウム、ケイ酸カリウムが挙げられる。
トリポリリン酸塩としては、トリポリリン酸のアルカリ金属塩が挙げられる。
成分(g)としては、ポリアクリル酸又はその塩、及びアクリル酸とマレイン酸のコポリマー又はその塩から選ばれるポリマー(以下、成分(g1)という)、並びにカルボキシメチルセルロース又はその塩(以下、成分(g2)という)から選ばれる1種以上が挙げられる。
ポリアクリル酸又はその塩としては、ポリアクリル酸、ポリアクリル酸ナトリウム、ポリアクリル酸カリウム等が挙げられ、好ましくはポリアクリル酸ナトリウム、ポリアクリル酸カリウムが挙げられる。
アクリル酸とマレイン酸のコポリマー又はその塩としては、アクリル酸とマレイン酸のコポリマー、アクリル酸とマレイン酸のコポリマーのナトリウム塩、アクリル酸とマレイン酸のコポリマーのカリウム塩等が挙げられ、好ましくはアクリル酸とマレイン酸のコポリマーのナトリウム塩、アクリル酸とマレイン酸のコポリマーのカリウム塩が挙げられる。アクリル酸とマレイン酸のコポリマーのモル比は、アクリル酸のモル数/マレイン酸のモル数として、好ましくは1/99以上、より好ましくは10/90以上、そして、好ましくは99/1以下、より好ましくは90/10以下である。
成分(g2)の重量平均分子量は、好ましくは100000以上、より好ましくは300000以上、そして、好ましくは2000000以下、より好ましくは1000000以下、更に好ましくは500000以下である。
成分(g2)のエーテル化度は、好ましくは0.1以上、より好ましくは0.3以上、そして、好ましくは0.8以下、より好ましくは0.6以下である。
この重量平均分子量は、下記の重量平均分子量の測定方法に従って測定することができる。
<重量平均分子量の測定方法>
成分(g)の重量平均分子量は、GPC(ゲル浸透クロマトグラフィー)により測定を行い、換算標準物質により重量平均分子量(Mw)を求めることができる。
以下に、GPCの測定条件を示す。
・カラム:東ソー(株)製、商品名:TSK-GEL guard PWXL
東ソー(株)製、商品名:TSK-GEL G4000 PWXL
東ソー(株)製、商品名:TSK-GEL G2500 PWXL
・移動相:0.1mol/Lリン二水素カリウム及び0.1mol/Lリン酸二水素ナトリウムの水溶液/アセトニトリル=90/10(体積比)
・検出器:示差屈折率検出器
・カラム温度:40℃
・流速:1.0mL/min
・換算標準物質:ポリアクリル酸〔アメリカン・スタンダード・コーポレーション(AMERICANSTANDARDCORP)社製〕
・試料:固形分0.8gを含む重合体水溶液にイオン交換水を添加し、総液量が200mLとなるように調製し、この調製液から10μLを分取してカラムに注入する。
本発明の粉末洗浄剤組成物において、成分(g)を含有する場合、成分(g)の質量は、ナトリウム塩に換算した値を用いるものとする。
成分(h)としては、ポリエチレングリコール、及びポリプロピレングリコールから選ばれる1種以上が挙げられる。
成分(h)の重量平均分子量は、100以上、好ましくは1000以上、より好ましくは5000以上、更に好ましくは10000以上、そして、100000以下、好ましくは50000以下、より好ましくは20000以下である。
ここで成分(h)の重量平均分子量はゲルパーミエーションクロマトグラフィーでポリスチレンを標準物質として求めた値である。
本発明の粉末洗浄剤組成物は、水を含有する場合、水を、好ましくは0.01質量%以上、より好ましくは0.1質量%以上、更に好ましくは1.0質量%以上、そして、好ましくは15.0質量%以下、より好ましくは10.0質量%以下、更に好ましくは5.0質量%以下含有する。
pHは、下記に記載のpHの測定法に従って測定する。
<pHの測定法>
pHメーター(HORIBA製 pH/イオンメーターF-23)にpH測定用複合電極(HORIBA製 ガラス摺り合わせスリーブ型)を接続し、電源を投入する。pH電極内部液としては、飽和塩化カリウム水溶液(3.33モル/L)を使用する。次に、pH4.01標準液(フタル酸塩標準液)、pH6.86(中性リン酸塩標準液)、pH9.18標準液(ホウ酸塩標準液)をそれぞれ100mLビーカーに充填し、25℃の恒温槽に30分間浸漬する。恒温に調整された標準液にpH測定用電極を3分間浸し、pH6.86→pH9.18→pH4.01の順に校正操作を行う。測定対象となるサンプルを25℃に調整し、前記のpHメーターの電極をサンプルに浸漬し、1分後のpHを測定する。
繊維は、仕上がり性の観点から、繊維は木綿繊維を含む繊維であることが好ましい。繊維中の木綿繊維の含有量は、繊維の仕上がり性の観点から、好ましくは5質量%以上、より好ましくは10質量%以上、更に好ましくは15質量%以上、より更に好ましくは20質量%以上、より更に好ましくは40質量%以上、より更に好ましくは60質量%以上、より更に好ましくは80質量%以上、そして、好ましくは100質量%以下であり、100質量%であってよい。
本発明は、本発明の粉末洗浄剤組成物と水とを混合した洗浄液(以下、本発明の洗浄液という)を用いて、繊維製品を洗浄する、繊維製品の洗浄方法を提供する。
本発明の繊維製品の洗浄方法は、本発明の粉末洗浄剤組成物で記載した態様を適宜適用することができる。
また、本発明の洗浄液は、温度が前記範囲であってよい。また、洗浄方法に用いる水、例えばすすぎに用いる水などの水の温度も、前記範囲であってよい。
pHは、上記の粉末洗浄剤組成物に記載のpHの測定法に従って測定する。
濯ぎ、及び脱水後は、乾燥を行うことができる。乾燥は自然乾燥、加熱乾燥の何れでも良い。乾燥は、それぞれ、複数行うことができる。
[配合成分]
実施例及び比較例では、以下の成分を用いた。
<成分(a)>
・AES:ポリオキシエチレンラウリルエーテル硫酸エステルナトリウム(オキシエチレン基の平均付加モル数は2モル)、成分(a11)、エマール270J、花王(株)製
・α-sfe:α-スルホステアリン酸メチルエステルナトリウムとα-スルホパルミチン酸メチルエステルナトリウムとを質量比で8/2の比率で含むα-スルホ脂肪酸エステル、成分(a11)
・LAS-Na:ラウリルベンゼンスルホン酸ナトリウム、ネオペレックスFS、花王(株)製、成分(a12)
・C12EO10:ポリオキシエチレンラウリルエーテル(オキシエチレン基の平均付加モル数は10モル)、エマルゲン110、花王(株)製、成分(a2)
・C16TMAC:一般式(a31)中、R31aが炭素数16のアルキル基、R32a、R33a及びR34aがメチル基、X-が塩化物イオンである化合物、成分(a3)
・PC:過炭酸ナトリウム、富士フイルム和光純薬(株)製
<成分(c)>
・GA-10B:ドデカノイルオキシベンゼンスルホン酸ナトリウム、日東化成工業(株)製
<成分(d)>
・Sodium Carbonate:炭酸ナトリウム、富士フイルム和光純薬(株)製
・Sodium Bicarbonate:炭酸水素ナトリウム、富士フイルム和光純薬(株)製
・Sodium Silicate:ケイ酸ナトリウム、富士フイルム和光純薬(株)製
<成分(e)>
・Zeolite:ゼオライト、合成ゼオライトA-4、富士フイルム和光純薬(株)製
・Bentonite:ベントナイト、クニピアF、クニミネ工業(株)製
・Sodium Sulfate:硫酸ナトリウム、富士フイルム和光純薬(株)製
<成分(g)>
・CMC:カルボキシメチルセルロース、重量平均分子量480000、エーテル化度0.5、日本製紙(株)製
・Oligomer DT:ポリアクリル酸ナトリウム、重量平均分子量100000、花王(株)製
<成分(h)>
・PEG:ポリエチレングリコール、重量平均分子量13000、PEG-13000、三井化学(株)製
・Water:イオン交換水
・CBS:蛍光増白剤、チノパールCBS、チバスペシャリティケミカルズ製
・Savinase 8T:酵素(プロテアーゼ)、Novozymes(株)製
・Perfume:香料(サリチル酸メチル)、富士フイルム和光純薬(株)製
上記の配合成分を用いて下記の方法で表1に示す粉末洗浄剤組成物を調製した。表中の配合量は、純分量である。
噴霧乾燥粒子を形成する成分である、成分(a)、成分(d)、成分(f)、成分(g)、及び成分(h)を混合して、スラリーを調製し、噴霧乾燥してベース顆粒を調製した。調製したベース顆粒をハイスピードミキサー(深江工業(株)製)に投入し、残りのアフターブレンド成分である成分(b)、成分(c)、成分(e)、及びその他成分を乾式混合することにより、表1に記載の配合の各粉末洗浄剤組成物を得た。また調製した各粉末洗浄剤組成物のJIS K 3362:2008により規定された方法で測定する嵩密度が700~900g/Lであり、JIS Z 8801の標準篩を用いて5分間振動させた後、篩目のサイズによる質量分率から求める平均粒子径は300μmであった。
また調製した各粉末洗浄剤組成物1gをイオン交換水で1000gに希釈した場合の25℃におけるpHを表1に示した。
<モデル皮脂汚れの調製>
以下の組成を有するモデル皮脂汚れを調製し、モデル皮脂汚れを含む人工汚布及の作製に用いた。
・モデル皮脂汚れ組成:ラウリン酸0.44質量%、ミリスチン酸3.15質量%、ペンタデカン酸2.35質量%、パルチミチン酸6.31質量%、ヘプタデカン酸0.44質量%、ステアリン酸1.6質量%、オレイン酸7.91質量%、トリオレイン13.33質量%、パルミチン酸n-ヘキサデシル2.22質量%、スクアレン6.66質量%、及び残部の水(合計100質量%)
6cm×6cmの木綿/ポリエステルブロード混紡布(木綿/ポリエステル比=35/65 谷頭商店より購入)に、上記組成から成るモデル皮脂汚れを1枚当り100mgになるようグラビア塗工して、モデル皮脂汚れ人工汚染布を作製した。
作製したモデル皮脂汚れ人工汚染布5枚を1組として、ターゴトメーター(Ueshima社製MS-8212、内径12cm、高さ17.5cm)に、表1に記載の各粉末洗浄剤組成物にイオン交換水を混合した洗浄液1Lを入れ、モデル皮脂汚れ人工汚染布1組を加え、次の条件で洗浄試験を行った。
・洗浄条件
洗浄時間:10分
粉末洗浄剤組成物濃度:1質量%
水の硬度:4°dH
水の温度:30℃
すすぎ:30℃の水道水にて5分間流水すすぎ
皮脂洗浄率(%)=100×[(洗浄後の人工汚染布の反射率-洗浄前の人工汚染布の反射率)/(原布の反射率-洗浄前の人工汚染布の反射率)]
<モデル黄ばみ汚れ人工汚染布の作製
モデル黄ばみ汚れとして、クルクミン1gをメタノール/クロロホルム=1/1の溶媒1Lに溶解させた。6cm×6cmの木綿/ポリエステルブロード混紡布(木綿/ポリエステル比=35/65 谷頭商店より購入)に、上記組成から成るモデル黄ばみ汚れを1枚当り200μL添加し、モデル黄ばみ汚れ人工汚染布を作製した。
作製したモデル黄ばみ汚れ人工汚染布5枚を1組として、ターゴトメーター(Ueshima社製MS-8212、内径12cm、高さ17.5cm)に、表1に記載の各粉末洗浄剤組成物にイオン交換水を混合した洗浄液1Lを入れ、モデル皮脂汚れ人工汚染布1組を加え、次の条件で洗浄試験を行った。
・洗浄条件
洗浄時間:10分
粉末洗浄剤組成物濃度:1質量%
水の硬度:4°dH
水の温度:30℃
すすぎ:30℃の水道水にて5分間流水すすぎ
汚染前の原布、及びモデル黄ばみ汚れ人工汚染布の洗浄前後の550nmにおける反射率を分光色彩計(日本電色(株)製、SE-2000)にて測定し、次式によって黄ばみ漂白率(%)を求め、4枚の平均値を算出した。結果を表1に示す。
黄ばみ漂白率(%)=100×[(洗浄後の人工汚染布の反射率-洗浄前の人工汚染布の反射率)/(原布の反射率-洗浄前の人工汚染布の反射率)]
ドラム式洗濯機(Directr Drive(LG社製))に衣類4kg、表1に記載の各粉末洗浄剤組成物30gを投入し、通常コースにて洗濯を行った。洗濯中の洗濯槽を目視にて確認し、洗濯槽から泡が溢れない場合を「〇」、洗濯槽から泡が溢れた場合を「×」とした。結果を表1に示す。
Claims (9)
- 下記成分(a)を5.0質量%以上20.0質量%以下、下記成分(b)を1.0質量%以上20.0質量%以下、及び下記成分(c)を0.1質量%以上5.0質量%以下含有する、粉末洗浄剤組成物。
成分(a):ポリオキシアルキレンアルキル又はアルケニルエーテル硫酸エステル、α-スルホ脂肪酸エステル、及びこれらの塩から選ばれる1種以上のアニオン界面活性剤(以下、成分(a11)という)を含む界面活性剤であり、成分(a)中の成分(a11)の含有割合が20質量%以上である、界面活性剤(但し、成分(c)を除く)
成分(b):過炭酸塩
成分(c):アルカノイル又はアルケノイルオキシベンゼンスルホン酸、又はその塩 - 成分(a)中のアニオン界面活性剤の含有割合が50質量%以上である、請求項1に記載の粉末洗浄剤組成物。
- 成分(a)中の成分(a11)の含有割合が50質量%以上である、請求項1又は2に記載の粉末洗浄剤組成物。
- 成分(a11)がポリオキシアルキレンアルキル又はアルケニルエーテル硫酸エステル又はその塩である、請求項1~3の何れか1項に記載の粉末洗浄剤組成物。
- 成分(b)及び成分(c)の合計含有量と、成分(a)の含有量との質量比[(b)+(c)]/(a)が0.2以上である、請求項1~4の何れか1項に記載の粉末洗浄剤組成物。
- 成分(b)の含有量と成分(c)の含有量との質量比(b)/(c)が3.0以上である、請求項1~5の何れか1項に記載の粉末洗浄剤組成物。
- 前記粉末洗浄剤組成物1gをイオン交換水で1000gに希釈した場合の25℃におけるpHが9.0以上である、請求項1~6の何れか1項に記載の粉末洗浄剤組成物。
- 繊維製品用である、請求項1~7の何れか1項に記載の粉末洗浄剤組成物。
- 請求項1~8の何れか1項に記載の粉末洗浄剤組成物と水とを混合した洗浄液を用いて、繊維製品を洗浄する、繊維製品の洗浄方法。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2024210654A AU2024210654A1 (en) | 2023-01-18 | 2024-01-17 | Powder detergent composition |
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| JP2023005624 | 2023-01-18 | ||
| JP2023-005624 | 2023-01-18 |
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| WO2024154755A1 true WO2024154755A1 (ja) | 2024-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2024/001128 Ceased WO2024154755A1 (ja) | 2023-01-18 | 2024-01-17 | 粉末洗浄剤組成物 |
Country Status (3)
| Country | Link |
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| JP (1) | JP2024102020A (ja) |
| AU (1) | AU2024210654A1 (ja) |
| WO (1) | WO2024154755A1 (ja) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002294288A (ja) * | 2001-03-30 | 2002-10-09 | Kao Corp | 漂白洗浄剤組成物 |
| JP2003508589A (ja) * | 1999-08-27 | 2003-03-04 | ザ、プロクター、エンド、ギャンブル、カンパニー | 双生イオン系処方成分を使用する、色に対して安全な洗濯方法 |
| JP2003510251A (ja) * | 1999-08-27 | 2003-03-18 | ザ、プロクター、エンド、ギャンブル、カンパニー | ブリーチ増強成分、組成物および洗濯方法 |
| JP2009155510A (ja) * | 2007-12-27 | 2009-07-16 | Kao Corp | 洗浄剤組成物 |
-
2024
- 2024-01-17 JP JP2024005363A patent/JP2024102020A/ja active Pending
- 2024-01-17 AU AU2024210654A patent/AU2024210654A1/en active Pending
- 2024-01-17 WO PCT/JP2024/001128 patent/WO2024154755A1/ja not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003508589A (ja) * | 1999-08-27 | 2003-03-04 | ザ、プロクター、エンド、ギャンブル、カンパニー | 双生イオン系処方成分を使用する、色に対して安全な洗濯方法 |
| JP2003510251A (ja) * | 1999-08-27 | 2003-03-18 | ザ、プロクター、エンド、ギャンブル、カンパニー | ブリーチ増強成分、組成物および洗濯方法 |
| JP2002294288A (ja) * | 2001-03-30 | 2002-10-09 | Kao Corp | 漂白洗浄剤組成物 |
| JP2009155510A (ja) * | 2007-12-27 | 2009-07-16 | Kao Corp | 洗浄剤組成物 |
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| JP2024102020A (ja) | 2024-07-30 |
| AU2024210654A1 (en) | 2025-07-03 |
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