Classifications

• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
  • C11D1/38—Cationic compounds
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
  • C11D1/66—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
  • C11D1/722—Ethers of polyoxyalkylene glycols having mixed oxyalkylene groups; Polyalkoxylated fatty alcohols or polyalkoxylated alkylaryl alcohols with mixed oxyalkylele groups
• • 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
  • C11D1/835—Mixtures of non-ionic with cationic compounds
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
  • C11D17/08—Liquid soap, e.g. for dispensers; capsuled
• • 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

Definitions

• the present invention relates to a liquid detergent composition and a sterilizing cleaning method.
• BACKGROUND ART Detergents containing surfactants are used for cleaning various articles such as textiles such as clothes, bathrooms, toilets, and hard articles such as various industrial facilities.
• various studies have been made to impart bactericidal effects as well as cleaning.
• indigenous bacteria on the skin and various bacteria present in the environment adhere to and propagate on fiber surfaces and hard surfaces.
• a quaternary ammonium salt as a means for suppressing the growth of bacteria adhering to fiber surfaces, hard surfaces, and the like.
• JP-A-2014-28942 discloses (A) one or more selected from specific fatty acid alkyl ester alkoxylates and specific alcohol alkoxylates, and (B) specific fatty acid alkyl ester alkoxylates and specific alcohol alkoxylates. rate and (C) one or more selected from quaternary ammonium compounds, tertiary amine compounds, secondary amine compounds, dimethyldiallylammonium polymers and biguanide compounds (c1), or water
• a liquid detergent for textiles is disclosed, which contains a silver salt (c2) under predetermined conditions.
• Japanese Patent Application Laid-Open No. 2020-105278 discloses a textile product containing (A) a nonionic surfactant, (B) a phenolic antibacterial agent, and (C) a specific quaternary ammonium compound under predetermined conditions. is disclosed.
• the present invention provides a liquid detergent composition and a sterilizing cleaning method that are excellent in sterilizing effect and, for example, can provide an excellent sterilizing effect even in a short-time treatment.
• the present invention relates to a liquid detergent composition containing the following components (a), (b) and (c).
• component nonionic surfactant (excluding (b) component)
• Component (b): Nonionic surfactant R b —O—(EO) s —H (b1) represented by the following general formula (b1) [wherein Rb is a secondary alkyl group having 8 to 24 carbon atoms; EO is an ethyleneoxy group; ]
• component cationic surfactant
• the present invention also relates to a sterilizing and washing method in which a treatment liquid containing the components (a), (b), (c) and water is brought into contact with an object on which microorganisms are present.
• a liquid detergent composition and a sterilizing cleaning method are provided that are excellent in sterilizing effect and, for example, excellent sterilizing effect can be obtained even with a short-time treatment.
• liquid detergent composition of the present invention has excellent bactericidal effects is not necessarily clear, but it is presumed as follows.
• a cationic surfactant exerts a bactericidal effect by being adsorbed to bacterial cells, so that the greater the amount of cationic surfactant adsorbed to the bacterial cells, the better the bactericidal activity.
• the nonionic surfactant having a secondary alkyl group which is the component (b) of the present invention, has a higher cationic surfactant activity than other nonionic surfactants, for example, nonionic surfactants having a primary alkyl group.
• Component (a) is a nonionic surfactant (excluding component (b)).
• component (a) one or more nonionic surfactants selected from aliphatic alcohol alkoxylates and aliphatic ester alkoxylates are preferable from the viewpoint of bactericidal effect.
• the aliphatic hydrocarbon group includes an alkyl group or an alkenyl group, preferably an alkyl group.
• the aliphatic hydrocarbon group in the aliphatic alcohol alkoxylate and the aliphatic ester alkoxylate is linear or branched, preferably linear.
• the number of carbon atoms in the aliphatic hydrocarbon group is preferably 9 or more, more preferably 10 or more, still more preferably 12 or more, still more preferably 14 or more, still more preferably 16 or more, and preferably 20 or less. It is preferably 18 or less.
• the alkylene oxide in the aliphatic alcohol alkoxylate and the aliphatic ester alkoxylate is preferably one or more selected from ethylene oxide and propylene oxide, more preferably ethylene oxide.
• the alkylene oxide contains ethylene oxide and propylene oxide, it may be block-bonded or random-bonded.
• the average number of added moles of the alkylene oxide in the aliphatic alcohol alkoxylate and the aliphatic ester alkoxylate is preferably 1 or more, more preferably 5 or more, still more preferably 10 or more, and preferably It is 70 or less, more preferably 50 or less, still more preferably 35 or less, and even more preferably 20 or less.
• aliphatic ester alkoxylates examples include alkylene oxide adducts of fatty acids and terminal methylated products thereof.
• fatty acid methyl ester ethoxylate is preferable from the viewpoint of bactericidal effect.
• the fatty acid in the aliphatic ester alkoxylate preferably has 9 or more carbon atoms, more preferably 10 or more carbon atoms, still more preferably 12 or more carbon atoms, still more preferably 14 or more carbon atoms, and still more preferably 16 carbon atoms. and preferably fatty acids having 20 or less, more preferably 18 or less aliphatic hydrocarbon groups.
• nonionic surfactants selected from nonionic surfactants represented by the following general formula (a1) and nonionic surfactants represented by the following general formula (a2) are used. mentioned.
• R 1a O—[(EO) p /(PO) q ]—H (a1)
• R 1a is an aliphatic hydrocarbon group having 10 to 24 carbon atoms
• EO is an ethyleneoxy group
• PO is a propyleneoxy group
• p and q are the average number of moles added
• p is a number of 0 or more and 40 or less
• q is a number of 0 or more and 6 or less
• the sum of p and q is 1 or more
• R 2a (CO)O—(AO) r —R 3a (a2)
• R 2a is an aliphatic hydrocarbon group having 9 to
• alkyleneoxy groups having 3 carbon atoms may be a block type bond or a random type bond. good. r is the average number of added moles and is a number of 1 or more and 70 or less.
• the number of carbon atoms in R 1a is 10 or more, preferably 12 or more, and 24 or less, preferably 18 or less, more preferably 14 or less, from the viewpoint of bactericidal effect.
• the aliphatic hydrocarbon group represented by R 1a includes an alkyl group and an alkenyl group, preferably an alkyl group, from the viewpoint of the bactericidal effect.
• R 1a is preferably a linear or branched aliphatic hydrocarbon group, such as a linear or branched alkyl group, a linear or branched alkenyl group, more preferably a linear alkyl group, from the viewpoint of bactericidal effect.
• p is a number of 0 or more and 40 or less, and when p is not 0, from the viewpoint of the bactericidal effect, preferably 1 or more, more preferably 3 or more, still more preferably 5 or more, and even more preferably is 7 or more, more preferably 10 or more, and preferably 35 or less, more preferably 30 or less.
• q is a number of 0 or more and 6 or less, and when q is not 0, it is preferably 1 or more and preferably 4 or less from the viewpoint of the bactericidal effect.
• component (a) includes, for example, nonionic surfactants represented by the following general formula (a1-1).
• R 1a O—(EO) n1 —(PO) q —(EO) n2 —H (a1-1)
• EO is an ethyleneoxy group
• PO is a propyleneoxy group
• n1, n2 and q are the average number of added moles.
• n1 is a number from 0 to 20
• q is a number from 1 to 6
• n2 is a number from 0 to 20.
• R 1a and q in general formula (a1-1) are the same as in general formula (a1).
• n1 is a number of 0 or more and 20 or less, and when n1 is not 0, from the viewpoint of bactericidal effect, preferably 4 or more, more preferably 5 or more, still more preferably 7 or more, And it is preferably 18 or less, more preferably 16 or less, still more preferably 12 or less.
• n2 is a number of 0 or more and 20 or less, and when n2 is not 0, from the viewpoint of bactericidal effect, preferably 4 or more, more preferably 5 or more, still more preferably 7 or more, And it is preferably 19 or less, more preferably 18 or less, still more preferably 17 or less.
• the number of carbon atoms in R 2a is 9 or more, preferably 10 or more, more preferably 12 or more, and 18 or less, preferably 16 or less, more preferably 14, from the viewpoint of bactericidal effect. It is below.
• R 2a includes an alkyl group or an alkenyl group, preferably an alkyl group.
• the aliphatic hydrocarbon group may be linear or branched, preferably linear.
• R 3a is a hydrogen atom or a methyl group, preferably a hydrogen atom.
• r is 1 or more, preferably 5 or more, more preferably 10 or more, and 70 or less, preferably 50 or less, more preferably 25 or less, from the viewpoint of the bactericidal effect.
• AO is one or more alkyleneoxy groups selected from alkyleneoxy groups having 2 carbon atoms and alkyleneoxy groups having 3 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.
• Nonionic surfactants other than fatty alcohol alkoxylates and fatty ester alkoxylates include polyhydric alcohol fatty acid esters which may contain an alkyleneoxy group, alkyl glycosides, polyethylene glycol, polyoxyethylene/polyoxypropylene block copolymers, polyoxypropylene-polyoxyethylene-polyoxypropylene block copolymers, and the like.
• Polyhydric alcohol fatty acid esters that may contain an alkyleneoxy group include glycerin fatty acid esters, polyglycerin fatty acid esters, propylene glycol fatty acid esters, polyethylene glycol fatty acid esters, sorbitan fatty acid esters, sucrose fatty acid esters, from the viewpoint of bactericidal effects. , and polyoxyethylene sorbitan fatty acid esters.
• the component (a) may be used singly or in combination of two or more.
• the liquid detergent composition of the present invention preferably contains component (a) in an amount of 3% by mass or more, more preferably 5% by mass or more, still more preferably 10% by mass or more, and preferably 50% by mass or more. % by mass or less, more preferably 30% by mass or less, and even more preferably 25% by mass or less.
• Component (b) is a nonionic surfactant represented by the following general formula (b1).
• R b —O—(EO) s —H (b1) [wherein Rb is a secondary alkyl group having 8 to 24 carbon atoms; EO is an ethyleneoxy group; ]
• the number of carbon atoms in R b is 8 or more, preferably 10 or more, more preferably 12 or more, still more preferably 14 or more, and 24 or less, preferably 18 or less, from the viewpoint of the bactericidal effect. More preferably, it may be 16 or less.
• the secondary alkyl group is a residue obtained by removing a hydroxyl group from a secondary alcohol, and more specifically, R b is a group in which the carbon atom of is a secondary carbon atom.
• s is a number exceeding 0 and less than 7, preferably 5 or less, more preferably 4 or less, and still more preferably 3 or less, from the viewpoint of the bactericidal effect.
• the component (b) may be used singly or in combination of two or more.
• the liquid detergent composition of the present invention preferably contains, as the component (b), a nonionic surfactant in which s in general formula (b1) exceeds 0 and is 3 or less.
• the liquid detergent composition of the present invention preferably contains component (b) in an amount of preferably 1% by mass or more, more preferably 2% by mass or more, still more preferably 5% by mass or more, and preferably 30% by mass or more. % by mass or less, more preferably 15% by mass or less, even more preferably 10% by mass or less, and even more preferably 8% by mass or less.
• Component (c) is a cationic surfactant. From the viewpoint of bactericidal effect, the component (c) includes, for example, compounds represented by the following general formula (c1).
• R 1c is a chain hydrocarbon group having 8 to 24 carbon atoms
• R 2c is a chain hydrocarbon group having 8 to 24 carbon atoms, an alkyl group having 1 to 3 carbon atoms, or a hydroxyalkyl group having 1 to 3 carbon atoms
• R 3c and R 4c are each independently an alkyl group having 1 to 3 carbon atoms or a hydroxyalkyl group having 1 to 3 carbon atoms
• X - is an alkyl sulfate ion having 1 to 3 carbon atoms or a halide ion.
• the number of carbon atoms in the chain hydrocarbon group of R 1c is preferably 9 or more, more preferably 10 or more, and preferably 18 or less, more preferably 14 or less, from the viewpoint of the bactericidal effect. More preferred are:
• R 2c is a chain hydrocarbon group having 8 to 24 carbon atoms, an alkyl group having 1 to 3 carbon atoms, or a hydroxyalkyl group having 1 to 3 carbon atoms, and The number of carbon atoms is preferably 9 or more, more preferably 10 or more, and preferably 18 or less, more preferably 14 or less, and still more preferably 12 or less, from the viewpoint of sterilization effect.
• the chain hydrocarbon group of R 2c is preferably an alkyl group or an alkenyl group, more preferably an alkyl group, from the viewpoint of a bactericidal effect.
• R 3c and R 4c are each independently an alkyl group having 1 or more and 3 or less carbon atoms such as a methyl group or an ethyl group, or a hydroxyalkyl group having 1 or more and 3 or less carbon atoms.
• chain hydrocarbon groups for R 1c and R 2c are octyl group, nonyl group, decyl group, dodecyl group, tetradecyl group and hexadecyl group. group is preferred, the decyl group being preferred.
• hydroxyalkyl group having 1 to 3 carbon atoms for R 2c , R 3c and R 4c each independently include a hydroxymethyl group, a hydroxyethyl group and a hydroxypropyl group.
• X - is an alkyl sulfate ion having 1 to 3 carbon atoms such as CH 3 SO 4 - and CH 3 CH 2 SO 4 - , or a halide ion.
• More specific compounds of the compound represented by the general formula (c1) are N-ethyl-N,N-dimethyltetradecylammonium salt, trimethylhexadecylammonium salt, N,N-dioctyl, from the viewpoint of bactericidal effect.
• a di-long-chain ammonium salt and a di-long-chain ammonium salt can also be used in combination.
• Counter ions for these salts are CH 3 SO 4 ⁇ , CH 3 CH 2 SO 4 ⁇ , or halide ions such as chloride ions.
• the (c) component includes a bispyridinium compound from the viewpoint of bactericidal effect.
• the bispyridinium compound include those described in British Patent No. 1533952, JP-A-52-105228, and International Publication No. 2014/100807.
• Specific examples of the bispyridinium compound include compounds represented by the following general formula (c2) and compounds represented by the following general formula (c3).
• Y is an alkylene or alkenylene group having 4 to 18 carbon atoms and R 5c is an alkyl group having 6 to 18 carbon atoms or 5 to 7 carbon atoms, respectively Represents a cycloalkyl group, or a phenyl group with or without halogen substitution, A is an anion.
• q is 1 or 2
• r is 1 or 2
• q ⁇ r 2.
• A is a monovalent or divalent anion such as chloride, bromide, phosphate, orthosilicate, organic acids such as organic acids having the formula 40 or less) can be anions from compounds such as sulfonic acids.
• R 6c is hydrogen, hydroxyl, or an alkyl group having 1 to 40 carbon atoms.
• organic acids corresponding to the anions of A include, for example, acetic acid, propionic acid, phosphoric acid, glycolic acid, pyruvic acid, oxalic acid, maleic acid, malonic acid, succinic acid, fumaric acid, tartaric acid.
• citric acid benzoic acid
• cinnamic acid mandelic acid
• methanesulfonic acid ethanesulfonic acid
• p-toluenesulfonic acid glycyrrhizic acid
• salicylic acid stearic acid
• phosphonic acid trifluoroacetic acid
• cyanoacetic acid 4-cyanobenzoic acid , 2-chlorobenzoic acid, 2-nitrobenzoic acid, phenoxyacetic acid, benzenesulfonic acid and the like.
• preferred bispyridinium compounds are compounds of general formula (c3), and further octenidine dihydrochloride (in general formula (c3), each of R 5c is an n-octyl group, Y is an n-decenyl group, A is Cl, q is 1, and r is 2, CAS No. 70775-75-6).
• the component (c) may be used singly or in combination of two or more.
• the liquid detergent composition of the present invention preferably contains 0.001% by mass or more, more preferably 0.01% by mass or more, and still more preferably 0.1% by mass or more of the component (c) from the viewpoint of the bactericidal effect. , more preferably 0.5% by mass or more, and preferably 10% by mass or less, more preferably 5% by mass or less, even more preferably 3% by mass or less, and even more preferably 1% by mass or less. .
• the liquid detergent composition of the present invention preferably has a value of (a)/(b), which is the mass ratio of the content of the component (a) to the content of the component (b), It is 0.1 or more, more preferably 1 or more, still more preferably 2 or more, and preferably 50 or less, more preferably 10 or less.
• the content of each component is the content of each component in the liquid detergent composition of the present invention (the same applies hereinafter unless otherwise specified).
• the value of (a)/(c), which is the mass ratio between the content of component (a) and the content of component (c), is preferably 1 or more, more preferably 10 or more, and preferably 100 or less, more preferably 50 or less, even more preferably 40 or less, even more preferably 30 or less, even more preferably 25 or less, still more preferably 20 or less .
• the liquid detergent composition of the present invention preferably has a value of (b)/(c), which is the mass ratio of the content of the component (b) to the content of the component (c), 1 or more, more preferably 2 or more, still more preferably 3 or more, and preferably 500 or less, more preferably 400 or less, even more preferably 300 or less, even more preferably 200 or less, even more preferably 100 or less, still more It is preferably 50 or less, even more preferably 25 or less, and even more preferably 10 or less.
• the liquid detergent composition of the present invention may contain surfactants other than components (a), (b) and (c) (hereinafter also referred to as other surfactants), as long as they do not affect the effects of the present invention. ) can be contained.
• Other surfactants include one or more surfactants selected from anionic surfactants and amphoteric surfactants. From the viewpoint of bactericidal effect, the content of other surfactants in the liquid detergent composition of the present invention is 2% by mass or less, further 1% by mass or less, further 0.5% by mass or less, and further 0.1% by mass. % or less, and may be 0% by mass.
• anionic surfactants include internal olefin sulfonates having 10 to 18 carbon atoms, sulfuric acid ester salts having an alkyl group or alkenyl group having 10 to 24 carbon atoms, and 10 carbon atoms.
• These salts include alkali metal salts, alkaline earth metal (1/2 atom) salts, ammonium salts and organic ammonium salts from the viewpoint of bactericidal effect.
• Alkali metal salts include sodium salts and potassium salts.
• Examples of organic ammonium salts include alkanolammonium salts having 1 to 6 carbon atoms.
• the content of the anionic surfactant in the liquid detergent composition of the present invention is 1% by mass or less, further 0.5% by mass or less, and further 0.1% by mass or less. Preferably, it may be 0% by mass.
• Amphoteric surfactants include alkyl or alkenylamine oxides having 10 to 24 carbon atoms, alkyl or alkenyl betaine having 10 to 24 carbon atoms, and alkyl or alkenylsulfobetaine having 10 to 24 carbon atoms, from the viewpoint of bactericidal effect. etc.
• the liquid detergent composition of the present invention preferably contains water.
• water ion-exchanged water, tap water, purified water, or the like can be used. Water can be used as the balance of the composition in an amount such that the composition of the entire composition is 100% by weight.
• the liquid detergent composition of the present invention contains water in the composition preferably at least 10% by mass, more preferably at least 30% by mass, still more preferably at least 50% by mass. contains 90% by mass or less, more preferably 85% by mass or less.
• the liquid detergent composition of the present invention may contain the following components (1) to (11) as other optional components within a range that does not affect the effect of the present invention. I can.
• the liquid detergent composition of the present invention preferably contains an alkali agent from the viewpoint of the bactericidal effect.
• the alkaline agent is an inorganic alkaline agent such as an alkali metal hydroxide or an alkali metal carbonate, or a group that binds to a nitrogen atom, wherein one or more and three or less are alkanol groups having 2 or more and 4 or less carbon atoms, Alkanolamines in which the remainder is an alkyl group having 1 or more and 4 or less carbon atoms or a hydrogen atom can be mentioned.
• the alkanol group is preferably a hydroxyalkyl group, more preferably a hydroxyethyl group.
• Alkanolamines include 2-aminoethanol, N-methylethanolamine, N,N-dimethylethanolamine, N,N-diethylethanolamine, diethanolamine, N-methyldiethanolamine, triethanolamine, etc., from the viewpoint of bactericidal effect. Alkanolamines are mentioned.
• the component (1) is preferably an alkanolamine selected from monoethanolamine and triethanolamine, more preferably monoethanolamine, from the viewpoint of bactericidal effect.
• the alkaline agent which is the component (1)
• the component (1) can also be used to adjust the pH of the liquid detergent composition of the present invention to a predetermined value.
• the component (1) may be blended in such an amount as to achieve the pH described below.
• the amount of component (1) alkaline agent, especially alkanolamine includes the amount derived from other components, such as the counter ion of an anionic surfactant, which is added to the composition. It shall be.
• chelating agent examples include aminopolyacetic acid such as ethylenediaminetetraacetic acid, diethylenetriaminepentaacetic acid, hydroxyethyliminodiacetic acid, salts thereof, citric acid, lactic acid, tartaric acid, and apple.
• Organic acids such as acids or salts thereof, 1-hydroxyethylidene-1,1-diphosphonic acid, diethylenetriaminepenta(methylenephosphonic acid), alkali metal or lower amine salts thereof, and the like.
• the content of the chelating agent of component (2) is preferably 0.1% by mass or more and 5% by mass or less, more preferably 0% by mass, in terms of the bactericidal effect in the composition when it is regarded as an acid form. .1% by mass or more and 4% by mass or less, more preferably 0.1% by mass or more and 3% by mass or less.
• Anti-soil redeposition agent and/or polymer-based dispersant examples include polyacrylic acid, polymaleic acid, carboxymethyl cellulose and the like from the viewpoint of bactericidal effect.
• the content of the anti-soil redeposition agent and/or polymer-based dispersant is preferably 0.01% by mass or more and 10% by mass or less in the composition from the viewpoint of the bactericidal effect.
• Bleaching agent hydrogen peroxide, sodium percarbonate, sodium perborate and the like are mentioned from the viewpoint of bactericidal effect.
• the content of the bleaching agent is preferably 0.01% by mass or more and 10% by mass or less in the composition from the viewpoint of the bactericidal effect.
• Bleaching Activator As the bleaching activator, from the viewpoint of bactericidal effect, tetraacetylethylenediamine, bleaching activity represented by general formulas (I-2) to (I-7) of JP-A-6-316700. agents and the like.
• the content of the bleaching activator is preferably 0.01% by mass or more and 10% by mass or less in the composition from the viewpoint of the bactericidal effect.
• Enzymes examples include one or more enzymes selected from amylase, sucrase, lactase, cellulase, pectinase, protease, nuclease, lipase, and the like, from the viewpoint of bactericidal effect.
• the content of the enzyme is preferably 0.001% by mass or more and 2% by mass or less in the composition from the viewpoint of the bactericidal effect.
• Enzymes including amylase and protease are preferred from the viewpoint of bactericidal effect.
• Fluorescent Dyes include commercially available fluorescent dyes such as Tinopal CBS (trade name, manufactured by Ciba Specialty Chemicals) and Whitex SA (trade name, manufactured by Sumitomo Chemical Co., Ltd.) from the viewpoint of bactericidal effects. be done.
• the content of the fluorescent dye in the composition is preferably 0.001% by mass or more and 1% by mass or less from the viewpoint of the bactericidal effect.
• antioxidants include butylhydroxytoluene, distyrenated cresol, sodium sulfite and sodium hydrogensulfite, from the viewpoint of bactericidal effect.
• the content of the antioxidant is preferably 0.01% by mass or more and 2% by mass or less in the composition from the viewpoint of the bactericidal effect.
• (10) Organic Solvent Having a Hydroxyl Group As the organic solvent having a hydroxyl group, one or more compounds selected from the following components (10-1) to (10-6) are used from the viewpoint of bactericidal effect.
• (10-1) component a monohydric alcohol having an aliphatic hydrocarbon group having 2 to 6 carbon atoms (10-1) component, from the viewpoint of bactericidal effect, such as ethanol, 1-propanol, 2-propanol and A monohydric alcohol selected from 1-butanol can be mentioned.
• Component a divalent to hexavalent alcohol having 2 to 6 carbon atoms (10-2)
• 2-methyl-2,4-pentanediol is also called hexylene glycol.
• (10-3) component polyalkylene glycol containing alkylene glycol units having 2 to 4 carbon atoms (10-3) component, from the viewpoint of bactericidal effect, such as diethylene glycol, triethylene glycol, tetraethylene glycol, dipropylene Polyalkylene glycol selected from glycol, tripropylene glycol, polyethylene glycol having a weight average molecular weight of 400 or more and 4000 or less and polypropylene glycol having a weight average molecular weight of 400 or more and 4000 or less.
• Component Monoalkyl ether of (mono- or poly)alkylene glycol having an alkylene glycol unit having 2 to 4 carbon atoms and an alkyl group having 1 to 4 carbon atoms
• component (10-4) from the viewpoint of bactericidal effect, for example, diethylene glycol monomethyl ether, triethylene glycol monomethyl ether, diethylene glycol monoethyl ether, dipropylene glycol monomethyl ether, dipropylene glycol monoethyl ether, tripropylene glycol monomethyl ether, diethylene glycol monobutyl ether, 1-methoxy- Compounds selected from 2-propanol and 1-ethoxy-2-propanol can be mentioned.
• (10-5) component alkyl glyceryl ether having alkyl having 1 to 8 carbon atoms (10-5) component, from the viewpoint of bactericidal effect, for example, 1-methylglyceryl ether, 2-methylglyceryl ether, 1,3 - alkyl selected from dimethyl glyceryl ether, 1-ethyl glyceryl ether, 1,3-diethyl glyceryl ether, triethyl glyceryl ether, 1-pentyl glyceryl ether, 2-pentyl glyceryl ether, 1-octyl glyceryl ether and 2-ethylhexyl glyceryl ether Glyceryl ethers may be mentioned.
• Compounds selected from monophenyl ether, triethylene glycol monophenyl ether, polyethylene glycol monophenyl ether having an average molecular weight of about 480, 2-benzyloxyethanol and diethylene glycol monobenzyl ether can be mentioned.
• (mono- or poly)alkylene glycol in the components (10-4) and (10-6) means monoalkylene glycol or polyalkylene glycol. Further, “polyalkylene glycol” means containing 2 to 9 alkylene glycol units.
• Component (10) is preferably one or more compounds selected from component (10-1), component (10-2), component (10-4), and component (10-6) from the viewpoint of bactericidal effect.
• the liquid detergent composition of the present invention contains 1 selected from ethanol, propylene glycol, diethylene glycol monobutyl ether, 2-phenoxyethanol, diethylene glycol monophenyl ether and triethylene glycol monophenyl ether from the viewpoint of bactericidal effect. It is preferable to contain more than one kind of compound.
• the liquid detergent composition of the present invention contains, as an organic solvent having a hydroxyl group, one or more organic solvents selected from ethanol, propylene glycol, diethylene glycol monobutyl ether, 2-phenoxyethanol, and polyethylene glycol phenyl ether from the viewpoint of bactericidal effect. Containing is more preferable.
• the content of the component in the composition is preferably 1% by mass or more, more preferably 4% by mass or more, still more preferably 5% by mass or more, and preferably 40% by mass, from the viewpoint of the bactericidal effect. Below, more preferably 20 mass % or less, still more preferably 10 mass % or less.
• hydrotrope agent From the viewpoint of bactericidal effect, a hydrotrope agent can be blended.
• the hydrotrope agent of the present invention is an organic compound having an anionic group, from the viewpoint of a bactericidal effect, further comprising one or two alkyl groups selected from methyl, ethyl and propyl groups, and containing sulfonic acid.
• Alkylbenzenecarboxylic acids or alkylbenzenesulfonic acids having one radical or carboxylic acid group or salts thereof and benzoic acid or salts thereof may be mentioned.
• para-toluenesulfonic acid para-toluenesulfonic acid, cumenesulfonic acid, m-xylenesulfonic acid, and benzoic acid are preferred from the viewpoint of the bactericidal effect
• the salt is preferably an alkali metal salt.
• p-toluenesulfonic acid or an alkali metal salt thereof is preferable from the viewpoint of bactericidal effect, and may be blended as an acid and neutralized with an alkaline agent in the composition.
• the hydrotrope agent is preferably 0.1% by mass or more, more preferably 0.5% by mass or more, and still more preferably 0.5% by mass or more in terms of the bactericidal effect in terms of the acid-type compound.
• the pH of the liquid detergent composition of the present invention is not particularly limited, but can be set in consideration of the sterilization effect. , and may be 12 or less, or even 11 or less, or even 10 or less.
• the pH is a value measured at 25°C using a glass electrode. Specifically, it was measured by the following method. ⁇ Method for measuring pH> A pH electrode (model 6367) was calibrated in advance with a phthalate buffer (pH 4.01), a phosphate standard (pH 6.84), and a borate standard (pH 9.18) on a pH meter D-52 manufactured by Horiba. , thoroughly rinse with deionized water. The pH electrode, which has been calibrated and washed as described above, is placed in the liquid detergent composition whose temperature has been adjusted to 25° C., and the pH is measured using the AUTO HOLD mode of the pH meter until the measured value becomes constant.
• the viscosity of the liquid detergent composition of the present invention at 20°C is not particularly limited. ⁇ s is preferred, 20 to 600 mPa ⁇ s is more preferred, and 30 to 300 mPa ⁇ s is even more preferred. Specifically, it was measured by the following method. ⁇ Method for measuring viscosity> Viscosity is measured with a Brookfield viscometer. Select a rotor that matches the viscosity. It rotates at the number of revolutions of 60 r/min, and the viscosity after 60 seconds from the start of rotation is defined as the viscosity of the liquid detergent composition.
• the liquid detergent composition of the present invention is suitable, for example, for textile products such as clothing and bedding, and for hard surfaces such as tableware, bathrooms, floors, and medical instruments.
• the liquid detergent composition of the present invention may be a liquid detergent composition obtained by blending components (a), (b), and (c).
• the content of each component described above can be applied by replacing the content of each component in all the components to be blended.
• the present invention discloses the use of a composition containing components (a), (b) and (c) as a liquid detergent composition.
• the liquid cleaning composition may be a liquid textile cleaning composition or a liquid hard surface cleaning composition.
• this invention discloses the use as a liquid detergent composition of the composition containing (a) component, (b) component, and (c) component.
• the liquid detergent composition may be a textile liquid detergent composition or a hard surface liquid detergent composition. The matters described for the liquid detergent composition of the present invention can be appropriately applied to the use and application of the present invention.
• the composition preferably has a value of (a)/(b), which is the mass ratio between the content of component (a) and the content of component (b), is 0. .1 or more, more preferably 1 or more, more preferably 2 or more, and preferably 50 or less, more preferably 10 or less.
• a treatment liquid containing the components (a), (b), (c), and water (hereinafter also referred to as the treatment liquid of the present invention) is applied to an object in which microorganisms are present. come into contact with
• the items described for the liquid detergent composition of the present invention can be appropriately applied to the sterilizing cleaning method of the present invention.
• Specific examples and preferred examples of the components (a), (b), and (c) in the sterilizing cleaning method of the present invention are also the same as those of the liquid detergent composition of the present invention.
• the sterilizing cleaning method of the present invention can use the treatment liquid prepared from the liquid cleaning composition of the present invention.
• the liquid detergent composition of the present invention may be used as it is as a treatment liquid as long as it has a composition suitable for sterilizing and washing.
• the treatment liquid of the present invention may be a treatment liquid obtained by mixing components (a), (b), (c) and water. The content of each component described later can be applied to this treatment liquid by replacing the content of each component in all the components to be mixed.
• the sterilizing and cleaning method of the present invention is excellent in sterilizing effect, for example, it is possible to obtain an excellent sterilizing effect even in a short-time treatment.
• the contact time of the treatment liquid of the present invention is, for example, within 1 day (within 24 hours), within 6 hours, within 30 minutes, within 15 minutes, and within 5 minutes. can be This contact time may begin when the treatment liquid of the present invention first contacts the object.
• the pH of the treatment liquid of the present invention is not particularly limited from the viewpoint of the sterilizing effect, but the pH at 25° C. is, for example, 3 or more, further 5 or more, furthermore 7 or more. , and may be 12 or less, even 11 or less, even 10 or less.
• the pH is a value measured at 25° C. using a glass electrode, and specifically can be measured by the same method as for the liquid detergent composition of the present invention.
• the treatment liquid of the present invention can be used in either a composition containing a relatively large amount of water or a composition containing a relatively small amount of water, for example, in consideration of the object to be treated.
• the treatment liquid of the present invention preferably contains component (a) of 2 ppm or more, more preferably 10 ppm or more, still more preferably 80 ppm or more, and preferably It can be contained at 5000 ppm or less, more preferably 1000 ppm or less, still more preferably 250 ppm or less.
• the treatment liquid of the present invention preferably contains component (a) of 30,000 ppm or more, more preferably 50,000 ppm or more, and still more preferably 100,000 ppm or more, and The content is preferably 500,000 ppm or less, more preferably 300,000 ppm or less, and still more preferably 250,000 ppm or less.
• the treatment liquid of the present invention preferably contains component (b) of 0.5 ppm or more, more preferably 5 ppm or more, and still more preferably 20 ppm or more, from the viewpoint of bactericidal effect.
• the content is preferably 2500 ppm or less, more preferably 1000 ppm or less, and still more preferably 100 ppm or less.
• the treatment liquid of the present invention preferably contains component (b) of 10,000 ppm or more, more preferably 20,000 ppm or more, still more preferably 25,000 ppm or more, and The content is preferably 300000 ppm or less, more preferably 150000 ppm or less, and still more preferably 100000 ppm or less.
• the treatment liquid of the present invention preferably contains component (c) of 0.0005 ppm or more, more preferably 1 ppm or more, still more preferably 4 ppm or more, from the viewpoint of bactericidal effect, and
• the content is preferably 1000 ppm or less, more preferably 250 ppm or less, and still more preferably 25 ppm or less.
• the treatment liquid of the present invention preferably contains component (c) of 10 ppm or more, more preferably 2000 ppm or more, still more preferably 5000 ppm or more, from the viewpoint of bactericidal effect, and
• the content is preferably 100000 ppm or less, more preferably 50000 ppm or less, and still more preferably 30000 ppm or less.
• the sterilizing and washing method of the present invention can be implemented, for example, by incorporating it into the washing process in the so-called washing of textile products. In that case, the washing conditions can conform to normal washing.
• the sterilizing cleaning method of the present invention is incorporated into the washing process of laundry, from the viewpoint of sterilizing effect, the liquid detergent composition of the present invention is diluted with water preferably 500 times or more, more preferably 800 times or more, A treatment liquid diluted at a dilution ratio of preferably 5000 times or less, more preferably 3000 times or less can be used.
• the present invention discloses the following aspects. To these aspects, the matters described in the liquid detergent composition, the sterilizing cleaning method, the use as the liquid detergent composition, and the use as the liquid detergent composition of the present invention can be appropriately applied to each other. .
• a liquid detergent composition containing the following components (a), (b) and (c).
• component nonionic surfactant (excluding (b) component)
• Component (b): Nonionic surfactant R b —O—(EO) s —H (b1) represented by the following general formula (b1) [wherein Rb is a secondary alkyl group having 8 to 24 carbon atoms; EO is an ethyleneoxy group; ]
• component cationic surfactant
• the component (a) is one or more nonionic surfactants selected from nonionic surfactants represented by the following general formula (a1) and nonionic surfactants represented by the following general formula (a2). , the liquid detergent composition according to ⁇ 1>.
• R 1a O—[(EO) p /(PO) q ]—H (a1)
• R 1a is an aliphatic hydrocarbon group having 10 to 24 carbon atoms
• EO is an ethyleneoxy group
• PO is a propyleneoxy group
• p and q are the average number of moles added
• p is a number of 0 or more and 40 or less
• q is a number of 0 or more and 6 or less
• the sum of p and q is 1 or more
• R 2a (CO)O—(AO) r —R 3a (a2)
• R 2a is an aliphatic hydrocarbon group having 9 to 18 carbon atoms
• R 3a is a hydrogen atom or a methyl group
• CO is a carbonyl group
• AO is an alkyleneoxy group having 2 carbon atoms.
• alkyleneoxy groups having 3 carbon atoms may be a block type bond or a random type bond. good. r is the average number of added moles and is a number of 1 or more and 70 or less.
• R 1a O—(EO) n1 —(PO) q —(EO) n2 —H (a1-1)
• R 1a is an aliphatic hydrocarbon group having 10 to 24 carbon atoms
• EO is an ethyleneoxy group
• PO is a propyleneoxy group
• n1, n2 and q are the average number of added moles.
• n1 is a number from 0 to 20
• q is a number from 1 to 6
• n2 is a number from 0 to 20.
• the liquid detergent composition preferably contains component (a) in an amount of 3% by mass or more, more preferably 5% by mass or more, still more preferably 10% by mass or more, and preferably 50% by mass or less, more preferably 30% by mass. % or less, more preferably 25 mass % or less, the liquid detergent composition according to any one of ⁇ 1> to ⁇ 3>.
• the liquid detergent composition preferably contains component (b) in an amount of 1% by mass or more, more preferably 2% by mass or more, still more preferably 5% by mass or more, and preferably 30% by mass or less, more preferably 15% by mass. % or less, more preferably 10% by mass or less, and even more preferably 8% by mass or less, the liquid detergent composition according to any one of ⁇ 1> to ⁇ 5>.
• R 1c is a chain hydrocarbon group having 8 to 24 carbon atoms
• R 2c is a chain hydrocarbon group having 8 to 24 carbon atoms, an alkyl group having 1 to 3 carbon atoms, or a hydroxyalkyl group having 1 to 3 carbon atoms
• R 3c and R 4c are each independently an alkyl group having 1 to 3 carbon atoms or a hydroxyalkyl group having 1 to 3 carbon atoms
• X - is an alkyl sulfate ion having 1 to 3 carbon atoms or a halide ion.
• the compound represented by the general formula (c1) is N-ethyl-N,N-dimethyltetradecylammonium salt, trimethylhexadecylammonium salt, N,N-dioctyl-N,N-dimethylammonium salt, N,N -dinonyl-N,N-dimethylammonium salt, N,N-didecyl-N,N-dimethylammonium salt, N,N-dioctyl-N-ethyl-N-methylammonium salt, N,N-dinonyl-N-ethyl -
• the liquid detergent composition according to ⁇ 7> which is one or more compounds selected from N-methylammonium salts and N,N-didecyl-N-ethyl-N-methylammonium salts.
• Component (c) is a bispyridinium compound, and is one or more compounds selected from compounds represented by the following general formula (c2) and compounds represented by the following general formula (c3), further general One or more compounds selected from compounds represented by formula (c3), further octenidine dihydrochloride (in general formula (c3), each R 5c is an n-octyl group and Y is an n-decenyl group , A is Cl, q is 1, and r is 2; CAS No. 70775-75-6).
• Y is an alkylene or alkenylene group having 4 to 18 carbon atoms and R 5c is an alkyl group having 6 to 18 carbon atoms or 5 to 7 carbon atoms, respectively Represents a cycloalkyl group, or a phenyl group with or without halogen substitution, A is an anion.
• q is 1 or 2
• r is 1 or 2
• q ⁇ r 2.
• the component (c) in the liquid detergent composition is preferably 0.001% by mass or more, more preferably 0.01% by mass or more, still more preferably 0.1% by mass or more, and even more preferably 0.5% by mass. % or more, and preferably 10% by mass or less, more preferably 5% by mass or less, even more preferably 3% by mass or less, and even more preferably 1% by mass or less, any one of ⁇ 1> to ⁇ 10>
• the value of (a)/(b), which is the mass ratio of the content of component (a) to the content of component (b), is preferably 0.1 or more, more preferably 1 or more, and still more preferably 2 or more , and preferably 50 or less, more preferably 10 or less, the liquid detergent composition according to any one of ⁇ 1> to ⁇ 11>.
• the value of (a)/(c), which is the mass ratio of the content of component (a) to the content of component (c), is preferably 1 or more, more preferably 10 or more, and preferably 100 or less, More preferably 50 or less, still more preferably 40 or less, still more preferably 30 or less, still more preferably 25 or less, still more preferably 20 or less, according to any one of ⁇ 1> to ⁇ 12> Liquid detergent composition.
• the value of (b)/(c), which is the mass ratio of the content of component (b) to the content of component (c), is preferably 1 or more, more preferably 2 or more, still more preferably 3 or more, and , preferably 500 or less, more preferably 400 or less, still more preferably 300 or less, still more preferably 200 or less, even more preferably 100 or less, still more preferably 50 or less, still more preferably 25 or less, still more preferably 10 or less, the liquid detergent composition according to any one of ⁇ 1> to ⁇ 13>.
• liquid detergent composition according to any one of ⁇ 1> to ⁇ 14>, which is for textile products or for hard surfaces.
• Water is further contained in the composition, preferably 10% by mass or more, more preferably 30% by mass or more, still more preferably 50% by mass or more, and preferably 90% by mass or less, more preferably
• the liquid detergent composition according to any one of ⁇ 1> to ⁇ 15>, containing 85% by mass or less.
• a sterilizing and cleaning method comprising contacting a treatment liquid containing the following components (a), (b), (c), and water with an object on which microorganisms are present.
• component nonionic surfactant (excluding (b) component)
• Component (b): Nonionic surfactant R b —O—(EO) s —H (b1) represented by the following general formula (b1) [wherein Rb is a secondary alkyl group having 8 to 24 carbon atoms; EO is an ethyleneoxy group; ]
• component cationic surfactant
• the treatment liquid preferably contains 2 ppm or more, more preferably 10 ppm or more, still more preferably 80 ppm or more, and preferably 5000 ppm or less, more preferably 1000 ppm or less, and still more preferably 250 ppm or less of component (a). 17> to ⁇ 19>, the sterilizing and washing method according to any one of items.
• the treatment liquid preferably contains 0.5 ppm or more, more preferably 5 ppm or more, still more preferably 20 ppm or more, and preferably 2500 ppm or less, more preferably 1000 ppm or less, and still more preferably 100 ppm or less of component (b).
• the treatment liquid preferably contains 0.0005 ppm or more, more preferably 1 ppm or more, still more preferably 4 ppm or more, and preferably 1000 ppm or less, more preferably 250 ppm or less, and still more preferably 25 ppm or less of component (c).
• the sterilizing and cleaning method according to any one of ⁇ 17> to ⁇ 21>.
• the treatment liquid preferably contains component (a) of 30000 ppm or more, more preferably 50000 ppm or more, still more preferably 100000 ppm or more, and preferably 500000 ppm or less, more preferably 300000 ppm or less, and still more preferably 250000 ppm or less. 17> to ⁇ 19>, the sterilizing and washing method according to any one of items.
• the treatment liquid preferably contains component (b) at 10000 ppm or more, more preferably 20000 ppm or more, still more preferably 25000 ppm or more, and preferably 300000 ppm or less, more preferably 150000 ppm or less, and still more preferably 100000 ppm or less. 17> to ⁇ 19>, the sterilizing cleaning method according to any one of ⁇ 23>.
• the treatment liquid preferably contains component (c) of 10 ppm or more, more preferably 2000 ppm or more, still more preferably 5000 ppm or more, and preferably 100000 ppm or less, more preferably 50000 ppm or less, and still more preferably 30000 ppm or less. 17> to ⁇ 19>, ⁇ 23>, ⁇ 24> any one sterilization cleaning method.
• composition containing the following components (a), (b) and (c) as a liquid detergent composition.
• component nonionic surfactant (excluding (b) component)
• Component (b): Nonionic surfactant R b —O—(EO) s —H (b1) represented by the following general formula (b1) [wherein Rb is a secondary alkyl group having 8 to 24 carbon atoms; EO is an ethyleneoxy group; ]
• component cationic surfactant
• liquid detergent composition is a liquid detergent composition for textiles or a liquid detergent composition for hard surfaces.
• the value of (a)/(b), which is the mass ratio of the content of component (a) to the content of component (b) in the composition, is preferably 0.1 or more, more preferably 1 or more , more preferably 2 or more, and preferably 50 or less, more preferably 10 or less.
• composition containing the following components (a), (b) and (c) as a liquid detergent composition.
• component nonionic surfactant (excluding (b) component)
• Component (b): Nonionic surfactant R b —O—(EO) s —H (b1) represented by the following general formula (b1) [wherein Rb is a secondary alkyl group having 8 to 24 carbon atoms; EO is an ethyleneoxy group; ]
• component cationic surfactant
• liquid detergent composition is a liquid detergent composition for textiles or a liquid detergent composition for hard surfaces.
• the value of (a)/(b), which is the mass ratio of the content of component (a) to the content of component (b) in the composition, is preferably 0.1 or more, more preferably 1 or more , more preferably 2 or more, and preferably 50 or less, more preferably 10 or less, the use according to ⁇ 26> or ⁇ 27>.
• Tables 1 to 3 Liquid detergent compositions shown in Tables 1 to 3 were prepared, and their bactericidal properties were evaluated by the following method. The results are shown in Tables 1-3.
• Table 4 shows formulation examples of the liquid detergent composition of the present invention.
• the liquid detergent composition in the table had a pH (25°C) of 9.0.
• the liquid detergent compositions of Examples in Tables 1 to 3 had excellent detergency against stains adhering to textile products.
• the liquid detergent compositions of the formulation examples in Table 4 are excellent in sterilization effect and excellent in detergency against stains adhering to textile products.
• test solution liquid detergent composition shown in the table diluted with water to a concentration of 0.83 g/L when in contact with bacterial cells
• the test solution contacted with the bacteria in (2) was serially diluted with the LP diluent, and the number of colonies grown on the SCD-LP agar medium was counted by the pour method.
• the bactericidal activity value was determined by the following formula. In this evaluation, it can be judged that the higher the bactericidal activity value, the better the bactericidal effect.
• Bactericidal activity value LogA-LogB A: Average number of bacteria before contact with test solution (CFU/ml) B: Average number of bacteria after contact with test solution (CFU/ml)
• ingredients in the table are as follows.
• ⁇ (a) component> (a-1): polyoxypropylene/polyoxyethylene mixed alkyl ether (mixed alkyl group of alkyl group having 12 carbon atoms/alkyl group having 14 carbon atoms (7/3, mass ratio), polyoxypropylene group, poly The oxyethylene groups are bonded in order, the average number of added moles of oxypropylene groups is 3.7 mol, and the average number of added moles of oxyethylene groups is 16.5 mol)
• ⁇ (b) component> (b-1): a nonionic surfactant obtained by adding an average of 3 moles of ethylene oxide to a secondary alcohol having 12 to 14 carbon atoms, and R b in general formula (b1) is a secondary alkyl group having 12 to 14 carbon atoms , s is 3 nonionic surfactant (b-2): a nonionic surfactant obtained by adding an average of 5 moles of ethylene oxide to a secondary alcohol having 12 to 14 carbon atoms, R b in the general formula (b1) has a carbon number Nonionic surfactant with 12-14 secondary alkyl groups and s of 5
• Component (b') (comparative component for component (b))> (b'-1): a nonionic surfactant obtained by adding an average of 7 moles of ethylene oxide to a secondary alcohol having 12 to 14 carbon atoms [for convenience, when applied to the structure of general formula (b1), in general formula (b1) corresponds to a nonionic surfactant in which R b is a secondary alkyl group having 12 to 14 carbon atoms and s is 7.
• (b′-2) a nonionic surfactant obtained by adding an average of 3 moles of ethylene oxide to a primary alcohol having 12 to 14 carbon atoms [for convenience, when applied to the structure of general formula (b1), corresponds to a nonionic surfactant in which R b is a primary alkyl group having 12 carbon atoms and s is 3. ]
• ⁇ (c) component> (c-1): N-ethyl-N,N-dimethyltetradecylammonium sulfate ethyl salt (Cortamine 40ES, manufactured by Kao Corporation) (c-2): N,N-didecyl-N-ethyl-N-methylammonium sulfate ethyl salt (Cortamine D10-ES, manufactured by Kao Corporation) (c-3): Octenidine Dihydrochloride (manufactured by Tokyo Chemical Industry Co., Ltd.) (c-4): dioctyldimethylammonium chloride

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