WO2021106851A1 - 繊維製品用液体洗浄剤組成物 - Google Patents
繊維製品用液体洗浄剤組成物 Download PDFInfo
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- WO2021106851A1 WO2021106851A1 PCT/JP2020/043613 JP2020043613W WO2021106851A1 WO 2021106851 A1 WO2021106851 A1 WO 2021106851A1 JP 2020043613 W JP2020043613 W JP 2020043613W WO 2021106851 A1 WO2021106851 A1 WO 2021106851A1
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- textile products
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Classifications
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/83—Mixtures of non-ionic with anionic compounds
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N31/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic oxygen or sulfur compounds
- A01N31/08—Oxygen or sulfur directly attached to an aromatic ring system
- A01N31/12—Bis-chlorophenols
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01P—BIOCIDAL, PEST REPELLANT, PEST ATTRACTANT OR PLANT GROWTH REGULATORY ACTIVITY OF CHEMICAL COMPOUNDS OR PREPARATIONS
- A01P1/00—Disinfectants; Antimicrobial compounds or mixtures thereof
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/02—Anionic compounds
- C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
- C11D1/14—Sulfonic acids or sulfuric acid esters; Salts thereof derived from aliphatic hydrocarbons or mono-alcohols
- C11D1/143—Sulfonic acid esters
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/72—Ethers of polyoxyalkylene glycols
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/74—Carboxylates or sulfonates esters of polyoxyalkylene glycols
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/20—Organic compounds containing oxygen
- C11D3/2003—Alcohols; Phenols
- C11D3/2006—Monohydric alcohols
- C11D3/201—Monohydric alcohols linear
- C11D3/2013—Monohydric alcohols linear fatty or with at least 8 carbon atoms in the alkyl chain
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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
- C11D3/20—Organic compounds containing oxygen
- C11D3/2068—Ethers
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- 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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- 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
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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
- D06L1/20—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods using aqueous solvents combined with mechanical means
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/144—Alcohols; Metal alcoholates
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/152—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen having a hydroxy group bound to a carbon atom of a six-membered aromatic ring
- D06M13/156—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen having a hydroxy group bound to a carbon atom of a six-membered aromatic ring containing halogen atoms
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/165—Ethers
- D06M13/175—Unsaturated ethers, e.g. vinylethers
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
- D06M13/203—Unsaturated carboxylic acids; Anhydrides, halides or salts thereof
- D06M13/2035—Aromatic acids
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
- C11D2111/10—Objects to be cleaned
- C11D2111/12—Soft surfaces, e.g. textile
Definitions
- the present invention relates to a liquid detergent composition for textile products and a method for cleaning textile products.
- anionic surfactants and nonionic surfactants are used as cleaning components.
- the anionic surfactant include an anionic surfactant having a sulfonic acid group or a salt thereof represented by an alkylbenzene sulfonate, a sulfate ester salt represented by an alkyl sulfate ester salt and a polyoxyalkylene alkyl sulfate ester salt.
- Known anionic surfactants have.
- Providers of laundry detergents use a plurality of anionic surfactants in combination from the viewpoint of detergency against various stains adhering to clothes.
- Aromatic chlorine compounds such as diclosan are also known as compounds having antibacterial and bactericidal properties.
- Japanese Unexamined Patent Publication No. 2009-263812 describes from (a) a cationic organic antibacterial agent, at least one antibacterial agent selected from triclosan and dichlorosan, and (b) a nonionic surfactant and an amine oxide type surfactant.
- Japanese Patent Application Laid-Open No. 2004-204805 describes granulated particles containing a clay mineral carrying at least one selected from the group consisting of a substance having an antibacterial action, a substance having an antioxidant action, and a substance having a deodorizing action.
- a detergent composition is disclosed, which comprises surface coating particles obtained by coating the above with a surface coating agent.
- Japanese Patent Application Laid-Open No. 2011-190368 describes a vinyl monomer m1 having a tertiary amine structure in the side chain, a vinyl monomer vinyl monomer m2 having a lactam structure, and linear chains of 1 to 30 in the side chain. 4 of vinyl monomer m3 having a state or branched carbon chain, alicyclic hydrocarbon or aromatic hydrocarbon group, and vinyl monomer m4 having a polyalkylene oxide group having 2 to 4 carbon atoms in the side chain. It is a copolymer obtained from the vinyl monomer of the seed, and the constituent amounts of each of the four kinds of monomers are (m1) 10 to 70 mol%, (m2) 10 to 70 mol%, and (m3), respectively.
- a liquid cleaning composition for clothing containing a functional component (B) having at least one preventive effect and a surfactant (C) is disclosed.
- the present invention can impart excellent antibacterial properties to a textile product even when used in a washing process for washing and rinsing, and has excellent detergency and good foaming. Provide a cleaning method.
- the present invention has (a) a surfactant [hereinafter referred to as (a) component], (b) an alcohol having 10 or more and 16 or less carbon atoms [hereinafter referred to as (b) component], and (c) an antibacterial property having an aromatic ring.
- a surfactant hereinafter referred to as (a) component
- b) component an alcohol having 10 or more and 16 or less carbon atoms
- component (c) an antibacterial property having an aromatic ring.
- the present invention relates to a liquid detergent composition for textile products, which contains a compound [hereinafter referred to as component (c)].
- the present invention also relates to a method for cleaning a textile product, in which the textile product is washed with a cleaning liquid obtained by mixing the liquid detergent composition for textile products of the present invention and water, and then the textile product is rinsed with water.
- Embodiment for carrying out the invention contains the surfactant of the component (a).
- the surfactant of the component (a) one or more types of surfactants selected from (a1) anionic surfactant [hereinafter referred to as (a1) component] and (a2) nonionic surfactant [hereinafter referred to as (a2) component]. Agents can be mentioned.
- the component (a1) includes an internal olefin sulfonate having 10 or more and 18 or less carbon atoms, a sulfate ester salt having an alkyl group or alkenyl group having 10 or more and 24 carbon atoms or less, and an alkyl group or alkenyl group having 10 or more and 24 carbon atoms or less.
- One or more anionic surfactants selected from the above can be mentioned.
- the internal olefin sulfonate having 10 or more and 18 or less carbon atoms can be obtained by sulfonated the internal olefin having 10 or more and 18 or less carbon atoms.
- the internal olefin represents an olefin having a double bond inside from the 2-position.
- the internal olefin can be obtained, for example, by isomerizing 1-olefin obtained by dehydrating 1-alcohol.
- ⁇ -saltone is quantitatively produced, and a part of ⁇ -saltone is changed to ⁇ -saltone and olefin sulfonic acid, which are further converted into hydroxyalkanesulfone in the neutralization / hydrolysis step. Converts to acid salts and olefin sulfonates (eg, J. Am. Oil Chem. Soc. 69, 39 (1992)).
- the hydroxy group of the obtained hydroxyalkane sulfonate is inside the alkane chain, and the double bond of the olefin sulfonate is inside the olefin chain.
- the obtained product is mainly a mixture of these, and a part thereof is a hydroxyalkane sulfonate having a hydroxy group at the end of the carbon chain, or an ⁇ having a double bond at the end of the carbon chain.
- -Olefin sulfonate may be contained in a trace amount.
- each of these products and a mixture thereof are collectively referred to as an internal olefin sulfonate.
- hydroxyalkane sulfonate is referred to as a hydroxy form of an internal olefin sulfonate (hereinafter, also referred to as HAS), and the olefin sulfonate is referred to as an olefin form of an internal olefin sulfonate (hereinafter, also referred to as IOS).
- HAS internal olefin sulfonate
- IOS internal olefin sulfonate
- the carbon number of the internal olefin sulfonate is 10 or more, preferably 14 or more, and 18 or less. From the viewpoint of antibacterial property, detergency and foaming property, an internal olefin sulfonate having 16 carbon atoms is preferable.
- the liquid detergent composition for textile products of the present invention can contain an internal olefin sulfonate having 16 carbon atoms as the component (a1).
- the number of carbon atoms in the salt portion is not included in the number of carbon atoms in the internal olefin sulfonate. That is, the carbon number of the olefin portion is the carbon number of the internal olefin sulfonate. That is, the carbon number of the internal olefin sulfonate represents the carbon number of the internal olefin covalently bonded to the sulfonate.
- Examples of the salt of the internal olefin sulfonate include an alkali metal salt, an alkaline earth metal (1/2 atom) salt, an ammonium salt or an organic ammonium salt.
- Examples of the alkali metal salt include sodium salt and potassium salt.
- Examples of the organic ammonium salt include alkanolammonium salts having 1 or more and 6 or less carbon atoms.
- Internal olefin sulfonates also include those containing a small amount of so-called alpha olefin sulfonate (hereinafter, also referred to as ⁇ -olefin sulfonate) in which the position of the sulfonate is located at the 1st position of the carbon chain. Is done.
- the content of ⁇ -olefin sulfonate in the internal olefin sulfonate is preferably 10% by mass or less, more preferably 7% by mass or less as the upper limit of the content from the viewpoint of antibacterial property, cleanability and foaming property. , More preferably 5% by mass or less, even more preferably 3% by mass or less, and preferably 0.01% by mass or more.
- the internal olefin sulfonate can be obtained by sulfonated an olefin having 10 or more and 18 or less carbon atoms having a double bond at the 2-position or more as a main component.
- ⁇ -saltone is quantitatively produced, and a part of ⁇ -saltone is changed to ⁇ -saltone and olefin sulfonic acid, and these are hydroxyalkanes in the neutralization / hydrolysis step.
- Conversion to sulfonates and olefin sulfonates eg, J. Am. Oil Chem. Soc. 69, 39 (1992)).
- the hydroxy group of the obtained hydroxyalkane sulfonate is inside the alkane chain, and the double bond of the olefin sulfonate is inside the olefin chain.
- the obtained product is mainly a mixture of these, and a part thereof is a hydroxyalkane sulfonate having a hydroxy group at the end of the carbon chain, or an olefin having a double bond at the end of the carbon chain. It may contain trace amounts of sulfonate.
- each of these products and a mixture thereof are collectively referred to as an internal olefin sulfonate.
- the hydroxyalkane sulfonate is referred to as a hydroxy form of an internal olefin sulfonate (HAS)
- the olefin sulfonate is referred to as an olefin form of an internal olefin sulfonate (IOS).
- the mass ratio of the compound in the internal olefin sulfonate can be measured by HPLC-MS. Specifically, for example, the mass ratio can be obtained from the HPLC-MS peak area of the internal olefin sulfonate by the method of Examples described later.
- the internal olefin sulfonate may contain a hydroxy form and an olefin form.
- the mass ratio (olefin / hydroxy) of the olefin content of the internal olefin sulfonate to the hydroxy content of the internal olefin sulfonate in the internal olefin sulfonate is 0/100 or more, further 5 It can be / 95 or more, and 50/50 or less, further 40/60 or less, further 30/70 or less, and further 25/75 or less.
- the number of carbon atoms of the alkyl group or alkenyl group of the sulfate ester salt having an alkyl group or alkenyl group having 10 or more and 24 or less carbon atoms is preferably 12 or more, and preferably 12 or more, from the viewpoint of antibacterial property, cleanability and foaming property. Is 20 or less, more preferably 18 or less.
- the sulfate ester salt preferably has an alkyl group.
- the carbon number of the alkyl group or alkenyl group of the polyoxyalkylene alkyl or alkenyl ether sulfate ester salt having an alkyl group or alkenyl group having 10 or more and 24 or less carbon atoms is preferable from the viewpoint of antibacterial property, detergency and foaming property. Is 12 or more, preferably 18 or less, and more preferably 16 or less.
- the ether sulfate ester salt preferably has an alkyl group. Examples of the oxyalkylene group of the ether sulfate ester salt include one or more groups selected from an oxyethylene group and an oxypropylene group.
- the oxyalkylene group is preferably an oxyalkylene group containing an oxypropylene group. More preferably, it is an oxypropylene group.
- the ether sulfate ester salt has an average number of moles of oxyalkylene groups added, preferably 1 or more and 5 or less.
- a sulfonate having an alkyl group having 10 or more and 24 or less carbon atoms or an alkenyl group (excluding an internal olefin sulfonate having 10 or more and 18 or less carbon atoms)
- an alkylbenzene having an alkyl group having 10 or more and 24 or less carbon atoms Sulfonate alkenylbenzene sulfonate having an alkenyl group having 10 or more and 24 or less carbon atoms
- alkane sulfonate having 10 or more and 24 or less carbon atoms in the alkyl group alkane sulfonate having 10 or more and 24 or less carbon atoms in the alkyl group
- 10 or more and 24 or less carbon atoms in the ⁇ -olefin moiety As a sulfonate having an alkyl group having 10 or more and 24 or less carbon atoms or an alkenyl group (excluding an internal olefin sulfonate
- examples thereof include one or more anionic surfactants selected from ⁇ -sulfo fatty acid lower alkyl ester salts.
- Examples of the salt of the component (a1) include an alkali metal salt, an alkaline earth metal (1/2 atom) salt, an ammonium salt, and an organic ammonium salt.
- Examples of the alkali metal salt include sodium salt and potassium salt.
- Examples of the organic ammonium salt include alkanolammonium salts having 1 or more and 6 or less carbon atoms. From the viewpoint of availability, the salt of the component (a1) is preferably an alkali metal salt or an alkanolammonium salt having 1 or more and 6 or less carbon atoms.
- the liquid detergent composition for textile products of the present invention contains an internal olefin sulfonate having 10 or more and 18 or less carbon atoms as a component (a) and further as a component (a1). Is preferably contained.
- an alcohol alkoxylate, an ester alkoxylate, a polyhydric alcohol fatty acid ester which may contain an alkyleneoxy group, an alkyl glycoside, a polyoxyethylene glycol, a polyoxyethylene oxypropylene glycol, and a polyoxypropylene oxyethylene.
- Oxypropylene glycol and the like can be mentioned.
- the alcohol alkoxylate include polyoxyalkylene alkyl ether and polyoxyalkylene alkenyl ether.
- polyhydric alcohol fatty acid ester that may contain an alkyleneoxy group
- examples of the polyhydric alcohol fatty acid ester that may contain an alkyleneoxy group include glycerin fatty acid ester, polyglycerin fatty acid ester, propylene glycol fatty acid ester, polyethylene glycol fatty acid ester, sorbitan fatty acid ester, sucrose fatty acid ester, and polyoxyethylene sorbitan fatty acid. Examples include ester.
- the component (a2) is preferably a nonionic surfactant selected from alcohol alkoxylate and ester alkoxylate.
- the alcohol alkoxylate and the ester alkoxylate include nonionic surfactants represented by the following general formula (1).
- R 1 (CO) m O- (AO) n- R 2 (1) [In the formula, R 1 is an aliphatic hydrocarbon group having 9 or more carbon atoms and 18 or less carbon atoms, R 2 is a hydrogen atom or a methyl group, CO is a carbonyl group, and m is a number of 0 or 1.
- AO is one or more alkyleneoxy groups selected from an alkyleneoxy group having 2 carbon atoms and an alkyleneoxy group having 3 carbon atoms, and AO contains at least an alkyleneoxy group having 2 carbon atoms.
- the alkyleneoxy group having 2 carbon atoms and the alkyleneoxy group having 3 carbon atoms may be a block type bond or a random type bond. good.
- n is the average number of moles added, which is 1 or more and 50 or less.
- the carbon number of R 1 is preferably 12 or more, and preferably 18 or less from the viewpoint of antibacterial property, detergency and foaming property.
- examples of the aliphatic hydrocarbon group of R 1 include an alkyl group and an alkenyl group.
- m is preferably 0 from the viewpoint of antibacterial property, detergency and foaming property.
- AO is one or more alkyleneoxy groups selected from an alkyleneoxy group having 2 carbon atoms and an alkyleneoxy group having 3 carbon atoms, and AO contains at least an alkyleneoxy group having 2 carbon atoms.
- the ratio of the alkyleneoxy group having 2 carbon atoms, that is, the ethyleneoxy group in AO is preferably 50 mol% or more, more preferably 60 mol% or more, still more preferably 70, from the viewpoint of antibacterial property, detergency and foaming property. It is greater than or equal to mol% and less than or equal to 100 mol% and may be 100 mol%.
- n is preferably 4 or more, more preferably 6 or more, and preferably 40 or less, more preferably 30 or less, from the viewpoint of antibacterial property, detergency and foaming property.
- the liquid detergent composition for textile products of the present invention preferably contains the nonionic surfactant represented by the general formula (1) as the component (a) and further as the component (a2).
- the liquid detergent composition for textile products of the present invention has a surface activity represented by the following general formula (2) as a component (a) and further as a component (a2). It is preferable to contain an agent.
- R 11 is an alkyl group or an alkenyl group having 10 or more carbon atoms and 18 or less carbon atoms
- EO is an ethyleneoxy group
- AO is an alkyleneoxy group having 3 or 4 carbon atoms
- n1, n2 and n3 are averages of EO and AO.
- the number of additional moles, n1 is 0 or more and 20 or less
- n2 is 1 or more and 10 or less
- n3 is 1 or more and 20 or less.
- the carbon number of R 11 is preferably 10 or more, and preferably 15 or less from the viewpoint of antibacterial property, detergency and foaming property.
- n1, n2, and n3 are the average number of moles of EO and AO added, and from the viewpoint of antibacterial property, detergency, and foaming property, n1 is preferably 1 or more, more preferably 2 or more, and further preferably 3 or more. It is preferably 15 or less, more preferably 12 or less, and even more preferably 10 or less.
- n2 is preferably 1.5 or more, more preferably 2 or more, preferably 10 or less, and more preferably 8 or less.
- n3 is preferably 2 or more, more preferably 3 or more, preferably 17 or less, more preferably 15 or less, still more preferably 12 or less, still more preferably 10 or less.
- the liquid detergent composition for textile products of the present invention has the anionic surfactant of the component (a1) and the nonionic surfactant of the component (a2) as the component (a) from the viewpoint of antibacterial property, detergency and foaming property. It is preferable to contain an agent.
- (a1) / [(a1) + (a2)], which is the mass ratio of the content of the component (a1), the content of the component (a1), and the total content of the component (a2) is From the viewpoint of antibacterial property and foaming property, preferably 0.05 or more, more preferably 0.2 or more, still more preferably 0.3 or more, still more preferably 0.4 or more, and from the viewpoint of detergency and foaming property. Therefore, it is preferably 0.95 or less, more preferably 0.8 or less, and further preferably 0.6 or less.
- the liquid detergent composition for textile products of the present invention contains the component (a) in an amount of preferably 20% by mass or more, more preferably 30% by mass or more, and preferably 30% by mass or more. It is contained in an amount of 70% by mass or less, more preferably 60% by mass or less.
- the liquid cleaning agent composition for textile products of the present invention contains the component (a1) in an amount of preferably 5% by mass or more, more preferably 10% by mass or more, still more preferably 13. It is contained in an amount of mass% or more, preferably 40% by mass or less, more preferably 30% by mass or less, still more preferably 27% by mass or less.
- the liquid detergent composition for textile products of the present invention contains the component (a2) in an amount of preferably 5% by mass or more, more preferably 10% by mass or more, still more preferably 15. It is contained in an amount of mass% or more, preferably 60% by mass or less, more preferably 55% by mass or less, still more preferably 50% by mass or less.
- the liquid detergent composition for textile products of the present invention contains an alcohol having 10 or more and 16 or less carbon atoms as the component (b).
- the component (b) is preferably a primary alcohol from the viewpoint of antibacterial property, detergency and foaming property.
- the component (b) is preferably an aliphatic alcohol from the viewpoint of antibacterial property, detergency and foaming property.
- the component (b) is preferably a linear alcohol from the viewpoint of antibacterial property, detergency and foaming property.
- the component (b) is preferably a monohydric alcohol from the viewpoint of antibacterial property, detergency and foaming property.
- the component (b) is preferably saturated alcohol from the viewpoint of antibacterial property, detergency and foaming property.
- the carbon number of the component (b) is preferably 12 or more and 14 or less from the viewpoint of antibacterial property, detergency and foaming property.
- the component (b) examples include decanol, dodecanol, tetradecanol, hexadecanol and the like.
- the component (b) is preferably an alcohol selected from 1-decanol, 1-dodecanol, 1-tetradecanol, and 1-hexadecanol from the viewpoint of antibacterial property and foaming property, preferably 1-dodecanol and 1-tetra. Alcohols selected from decanol are more preferred, and 1-dodecanol is even more preferred.
- the liquid detergent composition for textile products of the present invention contains the component (b) in an amount of preferably 0.1% by mass or more, more preferably 0.5% by mass or more. Then, it is preferably contained in an amount of 8% by mass or less, more preferably 6% by mass or less, still more preferably 4% by mass or less, still more preferably 2% by mass or less.
- (b) / (a) which is the mass ratio of the content of the component (a) to the content of the component (b), has antibacterial and foaming properties.
- it is preferably 0.010 or more, more preferably 0.020 or more, and from the viewpoint of detergency and foaming property, it is preferably 0.1 or less, more preferably 0.075 or less, still more preferably 0.06. Below, it is even more preferably 0.05 or less.
- the liquid detergent composition for textile products of the present invention contains an antibacterial compound (excluding a quaternary ammonium salt) having an aromatic ring as a component (c).
- the component (c) may be, for example, a nonionic antibacterial compound having an aromatic ring.
- the antibacterial compound is a cloth in which 1% by mass of the corresponding compound is uniformly adhered to cotton gold cloth # 2003, and an antibacterial test is conducted by the method of JIS L 1902 "Antibacterial test method for textile products". It is a compound that has a growth-inhibiting zone.
- Examples of the component (c) include an antibacterial compound having a diphenyl ether skeleton, an antibacterial compound selected from a phenol derivative, an antibacterial compound selected from a benzoic acid derivative, and the like. From the viewpoint of antibacterial properties and ease of fixing to textile products after washing (antibacterial maintainability), antibacterial compounds having a diphenyl ether skeleton, for example, antibacterial compounds containing a halogen atom and having a diphenyl ether skeleton are preferable. Specific examples of the compound include diclosan, triclosan, benzoic acid, paraben, etc., and from the viewpoint of antibacterial properties and ease of fixing to textile products after washing, diclosan and triclosan are preferable, and further, textile products. From the viewpoint of ease of product design of liquid detergent for use, diclosan is more preferable.
- the liquid cleaning composition for textile products of the present invention contains the component (c) in an amount of preferably 0.01% by mass or more, more preferably 0.02% by mass or more, and preferably 0.02% by mass or more. Is contained in an amount of 0.1% by mass or less, more preferably 0.07% by mass or less.
- the liquid detergent composition for textile products of the present invention has a mass ratio of the content of the component (b) to the content of the component (c) from the viewpoints of antibacterial property, detergency, foaming property and deodorizing effect of the textile product.
- (B) / (c) is preferably 5 or more, more preferably 15 or more, further preferably 20 or more, and preferably 100 or less, more preferably 50 or less, still more preferably 30 or less.
- the liquid detergent composition for textile products of the present invention contains an alkaline agent, a chelating agent, a recontamination inhibitor, a dispersant, a bleaching agent, and a softening agent as components other than the components (a), (b) and (c).
- Agents, enzymes, fluorescent dyes, antioxidants, pigments, antibacterial preservatives, antifoaming agents and the like can be contained within a range that does not impair the effects of the present invention.
- the liquid detergent composition for textile products of the present invention preferably contains water. Water is used in an amount such that the composition of the composition is 100% by mass.
- the detergent composition of the present invention contains, for example, 20% by mass or more, further 30% by mass or more, and 99% by mass or less, further 98% by mass or less, further 90% by mass or less, and further 80% by mass or less. can do.
- the liquid detergent composition for textile products of the present invention has a pH of 25 ° C. of preferably 3 or more, more preferably 4 or more, and preferably 10 or less, from the viewpoint of antibacterial property, detergency and foaming property. It is preferably 9 or less.
- the pH of the composition can be measured by the measuring method of Examples described later.
- the liquid detergent composition for textile products of the present invention has a viscosity at 20 ° C. of preferably 10 mPa ⁇ s or more, more preferably 50 mPa ⁇ s or more, and preferably 50 mPa ⁇ s or more, from the viewpoint of antibacterial property, detergency and foaming property. It is 250 mPa ⁇ s or less, more preferably 200 mPa ⁇ s or less.
- the viscosity of the liquid detergent composition for textile products of the present invention can be measured, for example, by using a rotary viscometer such as a known single cylindrical viscometer after setting the sample at 20 ° C.
- the fibers constituting the textile products to be washed with the liquid detergent composition for textile products of the present invention may be either hydrophobic fibers or hydrophilic fibers.
- hydrophobic fibers include protein fibers (milk protein gazein fibers, promix, etc.), polyamide fibers (nylon, etc.), polyester fibers (polyester, etc.), polyacrylonitrile fibers (acrylic, etc.), polyvinyl alcohol-based fibers.
- Fiber (vinylon, etc.), Polyvinyl chloride fiber (polyvinyl chloride, etc.), Polyvinylidene chloride fiber (vinylidene, etc.), Polyethylene fiber (polyethylene, polypropylene, etc.), Polyurethane fiber (polyurethane, etc.), Polyvinyl chloride / Polyvinyl alcohol copolymer fibers (polycleral, etc.) and the like are exemplified.
- hydrophilic fibers include seed hair fibers (cotton, momen, capoc, etc.), bast fibers (hemp, flax, linseed, cannabis, yellow hemp, etc.), leaf vein fibers (manila hemp, sisal hemp, etc.), palm fibers, etc.
- textile products fabrics such as woven fabrics, knitted fabrics, and non-woven fabrics using the above-mentioned hydrophobic fibers and hydrophilic fibers, and undershirts, T-shirts, shirts, blouses, slacks, hats, and handkerchiefs obtained by using them. , Towels, knits, socks, underwear, tights and other products.
- the mechanism of expression of the effect of the present invention has not always been elucidated, but it is considered as follows.
- the component (c) of the present invention has antibacterial properties, but when used in combination with the component (b), the antibacterial properties against bacteria are improved. This is because when the component (c) and the component (b) are absorbed into the cells, the action on one of the metabolic systems of the bacteria becomes greater than when only the component (c) is absorbed. It is thought that this is due to the growth inhibition of.
- the component (a) that contributes to the detergency of the textile product is considered to be adsorbed on the surface of the textile product after cleaning, but the component (c), which is a small molecule and highly soluble in water, is a fiber. It becomes difficult to adsorb to the product surface.
- the component (b) in combination by using the component (b) in combination, the molecular assembly state of the component (a), which is a surfactant, in an aqueous solution is changed, and good detergency and foaming property are obtained. Is expressed.
- the component (b) having a relatively high hydrophobicity is considered to be easily adsorbed on the surface of the textile product, but the adsorption state of the component (a) and the component (b) on the fiber surface after cleaning is (a). It is considered that a gap is formed at the adsorption site of the component, and the adsorption of the component (c) of the present invention is promoted by adsorbing the component (c) in the vicinity of the component (b). It is considered that the relationship between the adsorbed molecules becomes even better when the component (a1) and the component (a2) are used in combination.
- the present invention is not particularly limited to the above mechanism of action.
- the cleaning method of the present invention is a method of cleaning a textile product by washing the textile product with a cleaning liquid obtained by mixing the liquid detergent composition for textile products of the present invention and water, and then rinsing the textile product with water. .. That is, in the cleaning method of the present invention, the textile product is washed with a cleaning liquid obtained by mixing the component (a), the component (b), the component (c), and water, and then the textile product is water. Immediately, it is a method of cleaning textile products.
- the water to be mixed with the liquid cleaning composition for textile products of the present invention and the water to be rinsed have German hardnesses of 1 ° dH or more, 2 ° dH or more, 3 ° dH or more, and 30 respectively. It can be selected from a range of ° dH or less, 25 ° dH or less, 20 ° dH or less, 18 ° dH or less, and 15 ° dH or less.
- the concentrations of calcium and magnesium for this German hardness are determined by chelatometric titration using ethylenediaminetetraacetic acid disodium salt. A specific method for measuring the German hardness of water in the present specification is shown below.
- liquid detergent composition for textile products of the present invention can be appropriately applied to the cleaning method of the present invention.
- the content of the component (a) in the cleaning liquid is preferably 50% by mass or more, more preferably 100% by mass or more, still more preferably 125% by mass or more, and from the viewpoint of antibacterial property, cleaning property and foaming property. It is preferably 5000 mass ppm or less, more preferably 300 mass ppm or less, still more preferably 270 mass ppm or less, and even more preferably 250 mass ppm or less.
- the content of the component (a1) in the cleaning liquid is preferably 10% by mass or more, more preferably 20% by mass or more, and preferably 2000% by mass or less, from the viewpoint of antibacterial property, cleaning property and foaming property. It is preferably 500 mass ppm or less.
- the content of the component (a2) in the cleaning liquid is preferably 10% by mass or more, more preferably 20% by mass or more, and preferably 3000% by mass or less, from the viewpoint of antibacterial property, cleaning property and foaming property. It is preferably 1000 mass ppm or less.
- the cleaning liquid has (a1) / [(a1) + (a2)], which is a mass ratio of the content of the component (a1), the content of the component (a1), and the total content of the component (a2). From the viewpoint of antibacterial property and foaming property, preferably 0.05 or more, more preferably 0.2 or more, further preferably 0.4 or more, and from the viewpoint of detergency and foaming property, preferably 0.95 or less. , More preferably 0.8 or less, still more preferably 0.6 or less.
- the content of the component (b) in the cleaning liquid is preferably 1 mass ppm or more, more preferably 1.5 mass ppm or more, still more preferably 2 mass ppm or more, and preferably from the viewpoint of cleanability and foaming property. Is 12 mass ppm or less, more preferably 10 mass ppm or less, still more preferably 8 mass ppm or less.
- the cleaning liquid has a mass ratio of the content of the component (a) to the content of the component (b), and (b) / (a) is preferably 0.010 or more from the viewpoint of antibacterial property and foaming property. , More preferably 0.020 or more, and from the viewpoint of detergency and foaming property, preferably 0.100 or less, more preferably 0.075 or less, still more preferably 0.06 or less, still more preferably 0.05. It is as follows.
- the content of the component (c) in the cleaning liquid is preferably 0.03 mass ppm or more, more preferably 0.05 mass ppm or more, still more preferably 0.1 mass ppm or more, from the viewpoint of antibacterial property and economic efficiency. And, preferably 1.5 mass ppm or less, more preferably 1.3 mass ppm or less, still more preferably 1.0 mass ppm or less.
- the temperature of the cleaning liquid is preferably 0 ° C. or higher, more preferably 3 ° C. or higher, still more preferably 5 ° C. or higher, and preferably 70 ° C. or lower, more preferably 70 ° C. or lower, from the viewpoint of antibacterial property, cleanability, foaming property and workability. Is 60 ° C. or lower.
- the pH of the cleaning liquid at 20 ° C. is preferably 3 or more, more preferably 4 or more, and preferably 10 or less, more preferably 9 or less, from the viewpoint of antibacterial property, detergency and foaming property.
- the pH of the cleaning solution can be measured by the measuring method of Examples described later.
- the ratio may be the bath ratio), which tends to be smaller.
- the bath ratio is preferably 2 or more, more preferably 3 or more, still more preferably 4 or more, still more preferably 5 or more, and preferably from the viewpoint of antibacterial property, detergency and foaming property. Is 45 or less, more preferably 40 or less, still more preferably 30 or less, still more preferably 20 or less.
- the cleaning time is preferably 1 minute or longer, more preferably 2 minutes or longer, still more preferably 3 minutes or longer, preferably 90 minutes from the viewpoint of workability, antibacterial property, cleanability and foaming property. Below, it is more preferably 60 minutes or less, further preferably 30 minutes or less, and even more preferably 15 minutes or less.
- the fiber cleaning method of the present invention is suitable for a method of immersing the fiber in a liquid used for refining while feeding the fiber with a roller or the like, and a rotary cleaning method.
- the rotary cleaning method means a cleaning method in which fibers that are not fixed to a rotating device rotate around a rotating shaft together with a cleaning liquid.
- the rotary washing method can be carried out by a rotary washing machine. In the present invention, for example, it is preferable to wash the fibers using a rotary washing machine.
- Specific examples of the rotary washing machine include a drum type washing machine, a pulsator type washing machine, and an agitator type washing machine. As each of these rotary washing machines, commercially available ones can be used.
- the textile product is washed with a predetermined cleaning liquid, and then the textile product is rinsed with water.
- Rinsing may be performed with water according to a known method such as washing clothes.
- the present invention discloses the following aspects. ⁇ 1> (A) Surfactant [hereinafter referred to as (a) component], (b) Alcohol having 10 or more and 16 or less carbon atoms [hereinafter referred to as (b) component] and (c) Antibacterial compound having an aromatic ring (fourth) A liquid detergent composition for textile products containing (excluding quaternary ammonium salts) [hereinafter referred to as component (c)].
- component (c) A liquid detergent composition for textile products containing (excluding quaternary ammonium salts) [hereinafter referred to as component (c)].
- liquid detergent composition for textile products according to ⁇ 1> wherein the component (a) is one or more surfactants selected from (a1) anionic surfactant and (a2) nonionic surfactant.
- (A1) / [(a1) + (a2)], which is the mass ratio of the content of the component (a1) to the total content of the component (a1) and the component (a2), is preferably 0. 0.05 or more, more preferably 0.2 or more, still more preferably 0.3 or more, still more preferably 0.4 or more, and preferably 0.95 or less, more preferably 0.8 or less, still more preferably 0.
- the liquid detergent composition for textile products according to ⁇ 3> which is 6.6 or less.
- liquid detergent composition for textile products according to any one of ⁇ 2> to ⁇ 4>, wherein the component (a2) is a nonionic surfactant selected from alcohol alkoxylate and ester alkoxylate.
- ⁇ 6> (B) / (a), which is the mass ratio of the content of the component (a) to the content of the component (b), is preferably 0.010 or more, more preferably 0.020 or more, and preferably 0.020 or more.
- Agent composition is preferably 0.010 or more, more preferably 0.020 or more, and preferably 0.020 or more.
- AO is one or more alkyleneoxy groups selected from an alkyleneoxy group having 2 carbon atoms and an alkyleneoxy group having 3 carbon atoms, and AO contains at least an alkyleneoxy group having 2 carbon atoms.
- the AO contains an ethyleneoxy group and a propyleneoxy group
- the ethyleneoxy group and the propyleneoxy group may be a block type bond or a random type bond.
- n is the average number of moles added, which is 1 or more and 50 or less.
- the component is an alcohol selected from decanol, dodecanol, tetradecanol and hexadecanol, preferably an alcohol selected from 1-decanol, 1-dodecanol, 1-tetradecanol and 1-hexadecanol.
- liquid detergent composition for textile products according to any one of ⁇ 1> to ⁇ 10>, wherein the component (c) is a nonionic antibacterial compound having an aromatic ring.
- the component (c) is preferably contained in an amount of 0.01% by mass or more, more preferably 0.02% by mass or more, and preferably 0.1% by mass or less, more preferably 0.07% by mass or less, ⁇ 1.
- the liquid detergent composition for textile products is preferably contained in an amount of 0.01% by mass or more, more preferably 0.02% by mass or more, and preferably 0.1% by mass or less, more preferably 0.07% by mass or less, ⁇ 1.
- the liquid detergent composition for textile products is preferably contained in an amount of 0.01% by mass or more, more preferably 0.02% by mass or more, and preferably 0.1% by mass or less, more preferably 0.07% by mass or less, ⁇ 1.
- the liquid detergent composition for textile products is preferably contained in an amount of 0.01% by mass or more, more preferably 0.02% by mass or more, and preferably 0.1% by mass or less, more preferably 0.07% by mass or less.
- the textile product is washed with the cleaning liquid obtained by mixing the liquid detergent composition for textile products according to any one of ⁇ 1> to ⁇ 13> and water, and then the textile product is rinsed with water to wash the textile product.
- the water to be mixed with the liquid cleaning composition for textile products and the water to be rinsed have German hardness of 1 ° dH or more, 2 ° dH or more, 3 ° dH or more, and 30 ° dH or less, respectively.
- the method for cleaning a textile product according to ⁇ 14> which has a hardness selected from 25 ° dH or less, 20 ° dH or less, 18 ° dH or less, and 15 ° dH or less.
- German hardness is the hardness according to the following measuring method.
- ⁇ Measurement method of German hardness of water> ⁇ reagent ⁇ -0.01 mol / l EDTA / 2Na solution: 0.01 mol / l aqueous solution of ethylenediaminetetraacetic acid disodium (titration solution, 0.01 M EDTA-Na2, manufactured by SIGMA-ALDRICH) -Universal BT indicator (Product name: Universal BT, manufactured by Dojin Chemical Laboratory Co., Ltd.) -Ammonia buffer solution for hardness measurement (a solution in which 67.5 g of ammonium chloride is dissolved in 570 ml of 28 w / v% ammonia water and the total amount is 1000 ml with deionized water).
- the content of the component (a) in the cleaning liquid is preferably 50 mass ppm or more, more preferably 100 mass ppm or more, further preferably 125 mass ppm or more, and preferably 5000 mass ppm or less, more preferably 300 mass ppm or more.
- the content of the component (a1) in the cleaning liquid is preferably 10 mass ppm or more, more preferably 20 mass ppm or more, and preferably 2000 mass ppm or less, more preferably 500 mass ppm or less, ⁇ 14>.
- the content of the component (a2) in the cleaning liquid is preferably 10 mass ppm or more, more preferably 20 mass ppm or more, and preferably 3000 mass ppm or less, more preferably 1000 mass ppm or less, ⁇ 14>.
- the content of the component (b) in the cleaning liquid is preferably 1 mass ppm or more, more preferably 1.5 mass ppm or more, further preferably 2 mass ppm or more, and preferably 12 mass ppm or less, more preferably.
- the content of the component (c) in the cleaning liquid is preferably 0.03 mass ppm or more, more preferably 0.05 mass ppm or more, further preferably 0.1 mass ppm or more, and preferably 1.5 mass ppm or more.
- Examples The components used in Examples and Comparative Examples are as follows. ⁇ Ingredients> (A) Component (a1) Component (a1-1): Potassium internal olefin sulfonic acid salt (a1-1) having 16 carbon atoms is a production example of JP-A-2014-76988 using an internal olefin having 16 carbon atoms. It was obtained by referring to the method described in. The mass ratio of the olefin (potassium olefin sulfonate) / hydroxy (potassium hydroxyalkane sulfonate) in the obtained internal potassium olefin sulfonic acid salt of (a1-1) is 17/83.
- the mass ratio of the position distribution of sulfonic acid groups in the internal olefin sulfonate was measured by high performance liquid chromatography / mass spectrometer (HPLC-MS). Specifically, the hydroxy form to which the sulfonic acid group was bonded was separated by high performance liquid chromatography (HPLC), and each was identified by mass spectrometry (MS). As a result, each ratio was determined from the HPLC-MS peak area. In the present specification, each ratio obtained from the peak area was calculated as a mass ratio.
- HPLC-MS high performance liquid chromatography / mass spectrometer
- the hydroxy / olefin mass ratio of the internal olefin sulfonate was measured by HPLC-MS. Specifically, the hydroxy form and the olefin form were separated by HPLC and each was identified by subjecting to MS. As a result, each ratio was determined from the HPLC-MS peak area.
- the equipment and conditions used for the measurement were as follows.
- an ⁇ -olefin sulfonate having an aliphatic hydrocarbon group having 16 carbon atoms was added to the component (a1-1) as a specified amount as an external standard to obtain the peak area of the ⁇ -olefin sulfonate and (a1-).
- the mass of the component (a1-1) was calculated by comparing the peak areas of the components.
- the number of moles of the component (a1-1) was calculated from the molecular weight of the component (a1-1).
- the molecular weight of the component (a1-1) was calculated by the acid type.
- the molecular weight of the olefin form of the internal olefin sulfonate is 304.5, and the molecular weight of the HAS form is 322.6.
- pH measurement method Connect the pH measurement composite electrode (HORIBA glass sliding sleeve type) to the pH meter (HORIBA pH / ion meter F-23) and turn on the power.
- a saturated aqueous potassium chloride solution (3.33 mol / L) is used as the pH electrode internal liquid.
- pH 4.01 standard solution phthalate standard solution
- pH 6.86 neutral phosphate standard solution
- pH 9.18 standard solution borate standard solution
- the electrode for pH measurement is immersed in a standard solution adjusted to a constant temperature for 3 minutes, and the calibration operation is performed in the order of pH 6.86 ⁇ pH 9.18 ⁇ pH 4.01.
- the sample to be measured liquid detergent composition for textile products
- 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 process of adhering the model sebum artificial contaminant to the cloth to prepare the model sebum artificial contaminant is performed with a cell capacity of 58 cm 3 / m 2 of the gravure roll, a coating speed of 1.0 m / min, a drying temperature of 100 ° C., and a drying time of 1 min. It was. Then, it was cut into a size of 6 cm ⁇ 6 cm.
- model sebaceous artificial contaminant 0.4% by mass of lauric acid, 3.1% by mass of myristic acid, 2.3% by mass of pentadecanoic acid, 6.2% by mass of palmitic acid, 0.4% by mass of heptadecanoic acid, stearer Acid 1.6% by mass, oleic acid 7.8% by mass, triolein 13.0% by mass, n-hexadecyl palmitate 2.2% by mass, squalene 6.5% by mass, egg white lecithin liquid crystal 1.9% by mass , Kanuma red soil 8.1% by mass, carbon black 0.01% by mass, water residue (total 100% by mass)
- the bath ratio was adjusted to 20 with a textile product for evaluating the adsorption rate of diclosan.
- the temperature of the cleaning liquid was 20 ° C.
- the evaluation fibers were washed with a turgotometer at 85 rpm for 10 minutes. After washing, it was dehydrated and dried with an iron press.
- LCMS device liquid chromatograph mass spectrometer
- LCMS device liquid chromatograph mass spectrometer
- ⁇ LCMS equipment LCMS2020 manufactured by Shimadzu Corporation -Eluent A: 10 mmol / L aqueous solution using distilled water of ammonium acetate
- the adsorption rate of diclosan on textile products was calculated from the following formula. The results are shown in Tables 1 and 2.
- Adsorption rate of diclosan 100 ⁇ ⁇ (total mass of dicrosan adsorbed on the two textile products used to measure the adsorption amount) ⁇ (total mass of the textile products used in cleaning test 1) / (adsorption amount) Mass of the two textile products used for the measurement) ⁇ / (Total mass of the dicrosan used to prepare the cleaning solution)
- Foaming test The water used for the foaming test is a foaming test obtained by adding calcium chloride and magnesium chloride to ion-exchanged water at a mass ratio of 8: 2 and adjusting the hardness to 4 ° dH. It was water. Mix with water for foaming test so that the total amount of the components (a1) and (a2) in the liquid detergent composition for textile products shown in Tables 1 and 2 is 600 mg / kg in the concentration in the cleaning liquid. Then, a foaming test solution was obtained. No. 50 g of the foaming test solution was put into the screw tube of No. 8.
- a screw tube containing a foaming test solution was subjected to vertical reciprocating shaking treatment with a shaker (Yamato Scientific Co., Ltd., model number: SA300) at 300 rpm for 5 minutes. After the treatment, the screw tube was removed from the shaker, and the height of the foaming test solution after standing for 30 minutes from the water surface to the surface of the foam was measured and used as the foam height. Those with a bubble height of 3.5 cm or more were evaluated as ⁇ , and those with a bubble height of less than 3.5 cm were evaluated as x.
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Abstract
Description
衣料等の繊維製品用の粉末洗浄剤組成物において、洗浄成分として、アニオン界面活性剤やノニオン界面活性剤が用いられている。アニオン界面活性剤としては、アルキルベンゼンスルホン酸塩に代表される、スルホン酸基又はその塩を有するアニオン界面活性剤、アルキル硫酸エステル塩及びポリオキシアルキレンアルキル硫酸エステル塩に代表される、硫酸エステル塩を有するアニオン界面活性剤が知られている。衣料用洗剤の提供者は、衣料に付着した種々の汚れに対する洗浄力の観点で、複数の陰イオン界面活性剤を併用している。
一方で、生活者の衛生意識の高まりに伴い、衣料のにおいや菌に対する関心も高まってきている。衣料には皮膚常在菌や環境中に存在する様々な菌が付着し繁殖していることが知られている。衣料に付着している菌の増殖を抑制する手段として、第4級アンモニウム界面活性剤を使用することが知られている。また、ダイクロサンなどの芳香族塩素系化合物も抗菌性や殺菌性を有する化合物として知られている。
本発明は、洗浄、濯ぎを行う洗濯工程などで用いても優れた抗菌性を繊維製品に付与でき、洗浄力に優れ、泡立ちのよい繊維製品用液体洗浄剤組成物及び繊維製品の洗浄方法を提供する。
[繊維製品用液体洗浄剤組成物]
本発明の繊維製品用液体洗浄剤組成物は、(a)成分の界面活性剤を含有する。
(a)成分としては、(a1)アニオン界面活性剤〔以下、(a1)成分という〕及び(a2)非イオン界面活性剤〔以下、(a2)成分という〕から選ばれる1種以上の界面活性剤が挙げられる。
なお、内部オレフィンスルホン酸塩中の化合物の質量比は、HPLC-MSにより測定できる。具体的には、例えば、後述の実施例の方法で、内部オレフィンスルホン酸塩のHPLC-MSピーク面積から質量比を求めることができる。
R1(CO)mO-(AO)n-R2 (1)
〔式中、R1は炭素数9以上18以下の脂肪族炭化水素基であり、R2は水素原子又はメチル基であり、COはカルボニル基であり、mは0又は1の数であり、AOは、炭素数2のアルキレンオキシ基及び炭素数3のアルキレンオキシ基から選ばれる1種以上のアルキレンオキシ基であり、AOは少なくとも炭素数2のアルキレンオキシ基を含む。AOが炭素数2のアルキレンオキシ基及び炭素数3のアルキレンオキシ基を含む場合は、炭素数2のアルキレンオキシ基及び炭素数3のアルキレンオキシ基は、ブロック型結合でもランダム型結合であっても良い。nは平均付加モル数であって、1以上50以下の数である。〕
式(1)中、R1の脂肪族炭化水素基は、アルキル基、アルケニル基が挙げられる。
式(1)中、mは、抗菌性、洗浄性並びに泡立ち性の観点から、0が好ましい。
式(1)中、AOは、炭素数2のアルキレンオキシ基及び炭素数3のアルキレンオキシ基から選ばれる1種以上のアルキレンオキシ基であり、AOは少なくとも炭素数2のアルキレンオキシ基を含む。AO中、炭素数2のアルキレンオキシ基、すなわちエチレンオキシ基の割合は、抗菌性、洗浄性並びに泡立ち性の観点から、好ましくは50モル%以上、より好ましくは60モル%以上、更に好ましくは70モル%以上であり、そして、100モル%以下であり、100モル%であってよい。
式(1)中、nは、抗菌性、洗浄性並びに泡立ち性の観点から、好ましくは4以上、より好ましくは6以上、そして、好ましくは40以下、より好ましくは30以下である。
R11-O-(EO)n1-(AO)n2-(EO)n3-H (2)
〔式中、R11は炭素数10以上18以下のアルキル基又はアルケニル基、EOはエチレンオキシ基、AOは炭素数3又は4のアルキレンオキシ基、n1、n2、n3は、EO、AOの平均付加モル数であり、n1は0以上20以下、n2は1以上10以下、n3は1以上20以下である。〕
n1、n2、n3は、EO、AOの平均付加モル数であり、抗菌性、洗浄性並びに泡立ち性の観点から、n1は好ましくは1以上、より好ましくは2以上、更に好ましくは3以上であり、好ましくは15以下、より好ましくは12以下、更に好ましくは10以下である。n2は好ましくは1.5以上、より好ましくは2以上であり、好ましくは10以下、より好ましくは8以下である。n3は好ましくは2以上、より好ましくは3以上であり、好ましくは17以下、より好ましくは15以下、更に好ましくは12以下、より更に好ましくは10以下である。
本発明の繊維製品用液体洗浄剤組成物は、抗菌性、洗浄性並びに泡立ち性の観点から、(a1)成分を、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13質量%以上、そして、好ましくは40質量%以下、より好ましくは30質量%以下、更に好ましくは27質量%以下含有する。
本発明の繊維製品用液体洗浄剤組成物は、抗菌性、洗浄性並びに泡立ち性の観点から、(a2)成分を、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、そして、好ましくは60質量%以下、より好ましくは55質量%以下、更に好ましくは50質量%以下含有する。
(b)成分は、抗菌性、洗浄性並びに泡立ち性の観点から、1級アルコールが好ましい。
(b)成分は、抗菌性、洗浄性並びに泡立ち性の観点から、脂肪族アルコールが好ましい。
(b)成分は、抗菌性、洗浄性並びに泡立ち性の観点から、直鎖アルコールが好ましい。
(b)成分は、抗菌性、洗浄性並びに泡立ち性の観点から、1価アルコールが好ましい。
(b)成分は、抗菌性、洗浄性並びに泡立ち性の観点から、飽和アルコールが好ましい。
(b)成分の炭素数は、抗菌性、洗浄性並びに泡立ち性の観点から、12以上14以下が好ましい。
(c)成分は、例えば、芳香環を有する非イオン性の抗菌性化合物であってよい。
本発明の洗浄方法は、本発明の繊維製品用液体洗浄剤組成物及び水を混合して得た洗浄液で繊維製品を洗浄し、その後該繊維製品を水ですすぐ、繊維製品の洗浄方法である。
すなわち、本発明の洗浄方法は、(a)成分と、(b)成分と、(c)成分と、水とを混合して得た洗浄液で繊維製品を洗浄し、その後該繊維製品を水ですすぐ、繊維製品の洗浄方法である。
ここで、本明細書におけるドイツ硬度(°dH)とは、水中におけるカルシウム及びマグネシウムの濃度を、CaCO3換算濃度で1mg/L(ppm)=約0.056°dH(1°dH=17.8ppm)で表したものを指す。
このドイツ硬度のためのカルシウム及びマグネシウムの濃度は、エチレンジアミン四酢酸二ナトリウム塩を使用したキレート滴定法で求められる。
本明細書における水のドイツ硬度の具体的な測定方法を下記に示す。
〔試薬〕
・0.01mol/l EDTA・2Na溶液:エチレンジアミン四酢酸二ナトリウムの0.01mol/l水溶液(滴定用溶液、0.01 M EDTA-Na2、シグマアルドリッチ(SIGMA-ALDRICH)社製)
・Universal BT指示薬(製品名:Universal BT、(株)同仁化学研究所製)
・硬度測定用アンモニア緩衝液(塩化アンモニウム67.5gを28w/v%アンモニア水570mlに溶解し、脱イオン水で全量を1000mlとした溶液)
〔硬度の測定〕
(1)試料となる水20mlをホールピペットでコニカルビーカーに採取する。
(2)硬度測定用アンモニア緩衝液2ml添加する。
(3)Universal BT指示薬を0.5ml添加する。添加後の溶液が赤紫色であることを確認する。
(4)コニカルビーカーをよく振り混ぜながら、ビュレットから0.01mol/l EDTA・2Na溶液を滴下し、試料となる水が青色に変色した時点を滴定の終点とする。(5)全硬度は下記の算出式で求める。
硬度(°dH)=T×0.01×F×56.0774×100/A
T:0.01mol/l EDTA・2Na溶液の滴定量(mL)
A:サンプル容量(20mL、試料となる水の容量)
F:0.01mol/l EDTA・2Na溶液のファクター
前記洗浄液中の(a1)成分の含有量は、抗菌性、洗浄性並びに泡立ち性の観点から、好ましくは10質量ppm以上、より好ましくは20質量ppm以上、そして、好ましくは2000質量ppm以下、より好ましくは500質量ppm以下である。
前記洗浄液中の(a2)成分の含有量は、抗菌性、洗浄性並びに泡立ち性の観点から、好ましくは10質量ppm以上、より好ましくは20質量ppm以上、そして、好ましくは3000質量ppm以下、より好ましくは1000質量ppm以下である。
<1>
(a)界面活性剤〔以下、(a)成分という〕、(b)炭素数10以上16以下のアルコール〔以下、(b)成分という〕及び(c)芳香環を有する抗菌性化合物(第4級アンモニウム塩を除く)〔以下、(c)成分という〕を含有する、繊維製品用液体洗浄剤組成物。
(a)成分が、(a1)アニオン界面活性剤及び(a2)非イオン界面活性剤から選ばれる1種以上の界面活性剤である、<1>に記載の繊維製品用液体洗浄剤組成物。
(a)成分として、(a1)アニオン界面活性剤〔以下、(a1)成分という〕及び(a2)非イオン界面活性剤〔以下、(a2)成分という〕を含有する、<1>又は<2>に記載の繊維製品用液体洗浄剤組成物。
(a1)成分の含有量と(a1)成分の含有量及び(a2)成分の含有量の合計との質量比である、(a1)/〔(a1)+(a2)〕が、好ましくは0.05以上、より好ましくは0.2以上、更に好ましくは0.3以上、より更に好ましくは0.4以上、そして、好ましくは0.95以下、より好ましくは0.8以下、更に好ましくは0.6以下である、<3>に記載の繊維製品用液体洗浄剤組成物。
(a2)成分が、アルコールアルコキシレート及びエステルアルコキシレートから選ばれる非イオン界面活性剤である、<2>~<4>の何れかに記載の繊維製品用液体洗浄剤組成物。
(a)成分の含有量と(b)成分の含有量との質量比である、(b)/(a)が、好ましくは0.010以上、より好ましくは0.020以上、そして、好ましくは0.1以下、より好ましくは0.075以下、更に好ましくは0.06以下、より更に好ましくは0.05以下である、<1>~<5>の何れかに記載の繊維製品用液体洗浄剤組成物。
(a)成分として、炭素数10以上18以下の内部オレフィンスルホン酸塩を含有する、<1>~<6>の何れかに記載の繊維製品用液体洗浄剤組成物。
(a)成分として、下記一般式(1)で表される非イオン界面活性剤を含有する、<1>~<7>の何れかに記載の繊維製品用液体洗浄剤組成物。
R1(CO)mO-(AO)n-R2 (1)
〔式中、R1は炭素数9以上18以下の脂肪族炭化水素基であり、R2は水素原子又はメチル基であり、COはカルボニル基であり、mは0又は1の数であり、AOは、炭素数2のアルキレンオキシ基及び炭素数3のアルキレンオキシ基から選ばれる1種以上のアルキレンオキシ基であり、AOは少なくとも炭素数2のアルキレンオキシ基を含む。AOがエチレンオキシ基及びプロピレンオキシ基を含む場合は、エチレンオキシ基とプロピレンオキシ基は、ブロック型結合でもランダム型結合であっても良い。nは平均付加モル数であって、1以上50以下の数である。〕
(a)成分として、下記一般式(2)で表される界面活性剤を含有する、<1>~<8>の何れかに記載の繊維製品用液体洗浄剤組成物。
R11-O-(EO)n1-(AO)n2-(EO)n3-H (2)
〔式中、R11は炭素数10以上18以下のアルキル基又はアルケニル基、EOはエチレンオキシ基、AOは炭素数3又は4のアルキレンオキシ基、n1、n2、n3は、EO、AOの平均付加モル数であり、n1は1以上15以下、n2は1以上10以下、n3は1以上15以下である。〕
(b)成分が、デカノール、ドデカノール、テトラデカノール及びヘキサデカノールから選ばれるアルコールである、好ましくは1-デカノール、1-ドデカノール、1-テトラデカノール及び1-ヘキサデカノールから選ばれるアルコールである、より好ましくは1-ドデカノール及び1-テトラデカノールから選ばれるアルコールである、更に好ましくは1-ドデカノールである、<1>~<9>の何れかに記載の繊維製品用液体洗浄剤組成物。
(c)成分が、芳香環を有する非イオン性の抗菌性化合物である、<1>~<10>の何れかに記載の繊維製品用液体洗浄剤組成物。
(c)成分が、ジフェニルエーテル骨格を有する抗菌性化合物である、<1>~<11>の何れかに記載の繊維製品用液体洗浄剤組成物。
(c)成分を、好ましくは0.01質量%以上、より好ましくは0.02質量%以上、そして、好ましくは0.1質量%以下、より好ましくは0.07質量%以下含有する、<1>~<12>の何れかに記載の繊維製品用液体洗浄剤組成物。
<1>~<13>の何れかに記載の繊維製品用液体洗浄剤組成物及び水を混合して得た洗浄液で繊維製品を洗浄し、その後該繊維製品を水ですすぐ、繊維製品の洗浄方法。
繊維製品用液体洗浄剤組成物と混合する水、及び、すすぎを行う水は、それぞれ、ドイツ硬度で、1°dH以上、更に2°dH以上、更に3°dH以上、そして、30°dH以下、更に25°dH以下、更に20°dH以下、更に18°dH以下、更に15°dH以下から選択される硬度を有する、<14>に記載の繊維製品の洗浄方法。
前記ドイツ硬度が、下記測定方法による硬度である、<15>に記載の繊維製品の洗浄方法。
<水のドイツ硬度の測定方法>
〔試薬〕
・0.01mol/l EDTA・2Na溶液:エチレンジアミン四酢酸二ナトリウムの0.01mol/l水溶液(滴定用溶液、0.01 M EDTA-Na2、シグマアルドリッチ(SIGMA-ALDRICH)社製)
・Universal BT指示薬(製品名:Universal BT、(株)同仁化学研究所製)
・硬度測定用アンモニア緩衝液(塩化アンモニウム67.5gを28w/v%アンモニア水570mlに溶解し、脱イオン水で全量を1000mlとした溶液)
〔硬度の測定〕
(1)試料となる水20mlをホールピペットでコニカルビーカーに採取する。
(2)硬度測定用アンモニア緩衝液2ml添加する。
(3)Universal BT指示薬を0.5ml添加する。添加後の溶液が赤紫色であることを確認する。
(4)コニカルビーカーをよく振り混ぜながら、ビュレットから0.01mol/l EDTA・2Na溶液を滴下し、試料となる水が青色に変色した時点を滴定の終点とする。(5)全硬度は下記の算出式で求める。
硬度(°dH)=T×0.01×F×56.0774×100/A
T:0.01mol/l EDTA・2Na溶液の滴定量(mL)
A:サンプル容量(20mL、試料となる水の容量)
F:0.01mol/l EDTA・2Na溶液のファクター
前記洗浄液中の(a)成分の含有量が、好ましくは50質量ppm以上、より好ましくは100質量ppm以上、更に好ましくは125質量ppm以上、そして、好ましくは5000質量ppm以下、より好ましくは300質量ppm以下、更に好ましくは270質量ppm以下、より更に好ましくは250質量ppm以下である、<14>~<16>の何れかに記載の繊維製品の洗浄方法。
前記洗浄液中の(a1)成分の含有量が、好ましくは10質量ppm以上、より好ましくは20質量ppm以上、そして、好ましくは2000質量ppm以下、より好ましくは500質量ppm以下である、<14>~<17>の何れかに記載の繊維製品の洗浄方法。
前記洗浄液中の(a2)成分の含有量が、好ましくは10質量ppm以上、より好ましくは20質量ppm以上、そして、好ましくは3000質量ppm以下、より好ましくは1000質量ppm以下である、<14>~<18>の何れかに記載の繊維製品の洗浄方法。
前記洗浄液中の(b)成分の含有量が、好ましくは1質量ppm以上、より好ましくは1.5質量ppm以上、更に好ましくは2質量ppm以上、そして、好ましくは12質量ppm以下、より好ましくは10質量ppm以下、更に好ましくは8質量ppm以下である、<14>~<19>の何れかに記載の繊維製品の洗浄方法。
前記洗浄液中の(c)成分の含有量が、好ましくは0.03質量ppm以上、より好ましくは0.05質量ppm以上、更に好ましくは0.1質量ppm以上、そして、好ましくは1.5質量ppm以下、より好ましくは1.3質量ppm以下、更に好ましくは1.0質量ppm以下である、<14>~<20>の何れかに記載の繊維製品の洗浄方法。
実施例、比較例で用いた成分は以下のものである。
<配合成分>
(a)成分
(a1)成分
(a1-1):炭素数16の内部オレフィンスルホン酸カリウム塩
(a1-1)は、炭素数16の内部オレフィンを用いて、特開2014-76988号の製造例に記載の方法を参考にして得た。得られた(a1-1)の内部オレフィンスルホン酸カリウム塩中のオレフィン体(オレフィンスルホン酸カリウム)/ヒドロキシ体(ヒドロキシアルカンスルホン酸カリウム)の質量比は17/83である。(a1-1)中のヒドロキシ体のスルホン酸基の位置分布の質量割合は、1位/2位/3位/4位/5位/6~9位=2.3%/23.6%/18.9%/17.5%/13.7%/11.2%/6.4%/6.4%/0%(合計100質量%)であった。
尚、測定に使用した装置及び条件は次の通りであった。HPLC装置「LC-20ASXR」((株)島津製作所製)、カラム「ODS Hypersil(登録商標)」(4.6×250mm、粒子サイズ:3μm、サーモフィッシャーサイエンティフィック社製)、サンプル調製(メタノールで1000倍希釈)、溶離液A(10mM酢酸アンモニウム添加水)、溶離液B(10mM酢酸アンモニウム添加 メタクリロニトリル/水=95/5(v/v)溶液)、グラジェント(0分(A/B=60/40)→15.1~20分(30/70)→20.1~30分(60/40)、MS装置「LCMS-2020」((株)島津製作所製)、ESI検出(陰イオン検出m/z:321.10(炭素数16の(a)成分)、カラム温度(40℃)、流速(0.5mL/min)、インジェクション容量(5μL)
尚、測定に使用した装置および条件は次の通りであった。HPLC装置(商品名:アジレントテクノロジー1100、アジレントテクノロジー社製)、カラム(商品名:L-columnODS4.6×150mm、一般財団法人化学物質評価研究機構製)、サンプル調製(メタノールで1000倍希釈)、溶離液A(10mM酢酸アンモニウム添加水)、溶離液B(10mM酢酸アンモニウム添加メタノール)、グラジェント(0分(A/B=30/70%)→10分(30/70%)→55分(0/100%)→65分(0/100%)→66分(30/70%)→75分(30/70%))、MS装置(商品名:アジレントテクノロジー1100MS SL(G1946D)),MS検出(陰イオン検出 m/z60-1600、UV240nm)
(a2-1):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)
(a2-2):ポリオキシエチレン・ポリオキシプロピレン・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9モルと9モル、オキシプロピレン基の平均付加モル数は2モル)
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(繊維製品用液体洗浄剤組成物)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。
表1、2に示す繊維製品用液体洗浄剤組成物の調製方法は下記の通りである。
200mL容量のガラス製ビーカーに長さ5cmのテフロン(登録商標)製スターラーピースを投入し質量を測定した。次にイオン交換水20g、(a1)成分、(a2)成分、(b)成分、(c)成分を投入し、100r/minで攪拌しながら、組成物のpHが8になるようにモノエタノールアミンもしくは塩酸を加え、全量が100gになるようにイオン交換水を追加した。100r/minで15分攪拌した後、繊維製品用液体洗浄剤組成物とした。
(3-1)ダイクロサンの吸着率評価用繊維製品の調製
木綿布1.7kg(木綿2003(谷頭商店製))を、全自動洗濯機(National製 NA-F702P)の標準コースで2回累積洗濯(洗浄時にエマルゲン108(花王(株)製)4.7g、水量47L、洗い9分・すすぎ2回・脱水3分)後、水のみで3回累積洗濯(水量47L、洗い9分・すすぎ2回・脱水3分)を行い、23℃、45%RHの環境下で24時間乾燥させた。その後、6cm×6cmの大きさに裁断した。
・モデル皮脂人工汚染布の調製
下記組成のモデル皮脂人工汚染液を布(木綿2003(谷頭商店製))に付着してモデル皮脂人工汚染布を調製した。モデル皮脂人工汚染液の布への付着は、グラビアロールコーターを用いて人工汚染液を布に印刷することで行った。モデル皮脂人工汚染液を布に付着させモデル皮脂人工汚染液を作製する工程は、グラビアロールのセル容量58cm3/m2、塗布速度1.0m/min、乾燥温度100℃、乾燥時間1minで行った。その後、6cm×6cmの大きさに裁断した。
*モデル皮脂人工汚染液の組成:ラウリン酸0.4質量%、ミリスチン酸3.1質量%、ペンタデカン酸2.3質量%、パルミチン酸6.2質量%、ヘプタデカン酸0.4質量%、ステアリン酸1.6質量%、オレイン酸7.8質量%、トリオレイン13.0質量%、パルミチン酸n-ヘキサデシル2.2質量%、スクアレン6.5質量%、卵白レシチン液晶物1.9質量%、鹿沼赤土8.1質量%、カーボンブラック0.01質量%、水残部(合計100質量%)
(4-1)洗浄試験1
ターゴトメーター(上島製作所製)を用いて洗浄操作を行った。洗浄に使用する水は、イオン交換水に塩化カルシウムと塩化マグネシウムを質量比で8:2の割合で投入し、硬度を4°dHに調整して得た洗浄用の水であった。表1、2に記載の繊維製品用液体洗浄剤組成物中の(a1)成分、(a2)成分の合計量が、洗浄液中の濃度において150mg/kgとなるように洗浄用の水と混合し、洗浄液を得た。洗浄試験用の1リットルのステンレスビーカーに、洗浄液0.6Lと前記のダイクロサンの吸着率評価用繊維製品4枚を投入した。浴比を前記の吸着率評価用繊維製品で20に調整した。洗浄液の温度は20℃であった。ターゴトメーターで85rpm、10分間、評価用の繊維を洗浄した。洗浄後脱水し、脱水した繊維すべてを洗浄用の水0.6Lに投入して、ターゴトメーターで85rpm、3分間、濯ぎを行った。濯ぎ後再び脱水を行った後に、23℃、45%RHの環境下で24時間乾燥させた。
ターゴトメーター(上島製作所製)を用いて洗浄操作を行った。洗浄に使用する水はイオン交換水に塩化カルシウムと塩化マグネシウムを質量比で8:2の割合で投入し、硬度を4°dHに調製した洗浄用の水を得た表1、2に記載の繊維製品用液体洗浄剤組成物中の(a1)成分、(a2)の合計量が、洗浄液中の濃度において150mg/kgとなるように洗浄用の水と混合し、洗浄液を得た。洗浄試験用の1リットルのステンレスビーカーに、洗浄液0.6Lと前記の洗浄率評価用の繊維製品5枚を投入した。ダイクロサンの吸着率評価用繊維製品で浴比を20に調整した。洗浄液の温度は20℃であった。ターゴトメーターで85rpm、10分間、評価用の繊維を洗浄した。洗浄後脱水し、アイロンプレス機で乾燥させた。
抗菌性の指標として、繊維製品への抗菌剤の吸着量を用いた。抗菌剤の吸着量が多いほど、抗菌性が高く、又、洗浄後の繊維製品の抗菌性の維持が良好である。
・LCMS装置:(株)島津製作所製 LCMS2020
・溶離液A:10mmol/L 酢酸アンモニウムの蒸留水を用いた水溶液
溶離液B:10mmol/L 酢酸アンモニウムのメタノール溶液
・グラジエント条件: 溶離液A/B=1:1(0分)→溶離液B(2-5分)→溶離液A/溶離液B=1/1(5.1分-8分)、流量:0.6mL/min、サンプル注入量5μl、カラム温度40℃
繊維製品へのダイクロサンの吸着率を下記の式より求めた。結果を表1、2に示す。
ダイクロサンの吸着率=100×{(吸着量の測定に使用した2枚の繊維製品に吸着したダイクロサンの総質量)×(洗浄試験1に使用した繊維製品の総質量)/(吸着量の測定に使用した2枚の繊維製品の質量)}/(洗浄液の調製に使用したダイクロサンの総質量)
前記の洗浄試験2で得られた評価繊維製品の洗浄率を下記の方法にて測定し、5枚の平均値を求めた。結果を表1、2に示す。
汚染前の原布、及び洗浄前後の550nmにおける反射率を測色色差計(日本電色株式会社製 Z-300A)にて測定し、次式によって洗浄率(%)を求めた。なお表1、2中の値は5枚の洗浄率の平均値である。
洗浄率(%)=100×[(洗浄後の反射率-洗浄前の反射率)/(原布の反射率-洗浄前の反射率)]
泡立ち試験に使用する水は、イオン交換水に塩化カルシウムと塩化マグネシウムを質量比で8:2の割合で投入し、硬度を4°dHに調整して得た泡立ち試験用の水であった。表1、2に記載の繊維製品用液体洗浄剤組成物中の(a1)成分、(a2)成分の合計量が、洗浄液中の濃度において600mg/kgとなるように泡立ち試験用の水と混合し、泡立ち試験液を得た。No.8のスクリュー管に泡立ち試験液を50g入れた。振とう器(ヤマト科学(株)、型番:SA300)で300rpm、5分間、泡立ち試験液入りのスクリュー管を垂直往復振とう処理した。処理後、振とう機からスクリュー管を外して30分静置後の泡立ち試験液の水面から泡の表面までの高さを測定し、泡高さとした。泡高さが3.5cm以上のものを〇、3.5cm未満のものを×とした。
Claims (10)
- (a)界面活性剤〔以下、(a)成分という〕、(b)炭素数10以上16以下のアルコール〔以下、(b)成分という〕及び(c)芳香環を有する抗菌性化合物(第4級アンモニウム塩を除く)〔以下、(c)成分という〕を含有する、繊維製品用液体洗浄剤組成物。
- (a)成分が、(a1)アニオン界面活性剤及び(a2)非イオン界面活性剤から選ばれる1種以上の界面活性剤である、請求項1に記載の繊維製品用液体洗浄剤組成物。
- (a)成分として、(a1)アニオン界面活性剤〔以下、(a1)成分という〕及び(a2)非イオン界面活性剤〔以下、(a2)成分という〕を含有する、請求項1又は2に記載の繊維製品用液体洗浄剤組成物。
- (a1)成分の含有量と(a1)成分の含有量及び(a2)成分の含有量の合計との質量比である、(a1)/〔(a1)+(a2)〕が、0.05以上0.95以下である、請求項3に記載の繊維製品用液体洗浄剤組成物。
- (a)成分の含有量と(b)成分の含有量との質量比である、(b)/(a)が、0.010以上0.1以下である、請求項1~4の何れか1項に記載の繊維製品用液体洗浄剤組成物。
- (a)成分として、炭素数10以上18以下の内部オレフィンスルホン酸塩を含有する、請求項1~5の何れか1項に記載の繊維製品用液体洗浄剤組成物。
- (a)成分として、下記一般式(1)で表される非イオン界面活性剤を含有する、請求項1~6の何れか1項に記載の繊維製品用液体洗浄剤組成物。
R1(CO)mO-(AO)n-R2 (1)
〔式中、R1は炭素数9以上18以下の脂肪族炭化水素基であり、R2は水素原子又はメチル基であり、COはカルボニル基であり、mは0又は1の数であり、AOは、炭素数2のアルキレンオキシ基及び炭素数3のアルキレンオキシ基から選ばれる1種以上のアルキレンオキシ基であり、AOは少なくとも炭素数2のアルキレンオキシ基を含む。AOがエチレンオキシ基及びプロピレンオキシ基を含む場合は、エチレンオキシ基とプロピレンオキシ基は、ブロック型結合でもランダム型結合であっても良い。nは平均付加モル数であって、1以上50以下の数である。〕 - (c)成分が、芳香環を有する非イオン性の抗菌性化合物である、請求項1~7の何れか1項に記載の繊維製品用液体洗浄剤組成物。
- (c)成分が、ジフェニルエーテル骨格を有する抗菌性化合物である、請求項1~8の何れか1項に記載の繊維製品用液体洗浄剤組成物。
- 請求項1~9の何れか1項に記載の繊維製品用液体洗浄剤組成物及び水を混合して得た洗浄液で繊維製品を洗浄し、その後該繊維製品を水ですすぐ、繊維製品の洗浄方法。
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| TW202128967A (zh) | 2021-08-01 |
| US20220389349A1 (en) | 2022-12-08 |
| CN114729288B (zh) | 2025-06-24 |
| EP4067470A1 (en) | 2022-10-05 |
| EP4067470A4 (en) | 2023-11-15 |
| JP2021088702A (ja) | 2021-06-10 |
| AU2020393542A1 (en) | 2022-06-02 |
| CN114729288A (zh) | 2022-07-08 |
| JP7640251B2 (ja) | 2025-03-05 |
| TWI880984B (zh) | 2025-04-21 |
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