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WO2019065060A1 - Agent de nettoyage semi-solide - Google Patents

Agent de nettoyage semi-solide Download PDF

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Publication number
WO2019065060A1
WO2019065060A1 PCT/JP2018/032024 JP2018032024W WO2019065060A1 WO 2019065060 A1 WO2019065060 A1 WO 2019065060A1 JP 2018032024 W JP2018032024 W JP 2018032024W WO 2019065060 A1 WO2019065060 A1 WO 2019065060A1
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WO
WIPO (PCT)
Prior art keywords
component
mass
semi
detergent
cleaning agent
Prior art date
Application number
PCT/JP2018/032024
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English (en)
Japanese (ja)
Inventor
岡本学
Original Assignee
株式会社マンダム
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社マンダム filed Critical 株式会社マンダム
Priority to JP2019544454A priority Critical patent/JP6900496B2/ja
Priority to CN201880043964.0A priority patent/CN110809463B/zh
Priority to KR1020207000087A priority patent/KR102331771B1/ko
Publication of WO2019065060A1 publication Critical patent/WO2019065060A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/0216—Solid or semisolid forms
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
    • A61K8/34—Alcohols
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
    • A61K8/34—Alcohols
    • A61K8/342—Alcohols having more than seven atoms in an unbroken chain
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
    • A61K8/36—Carboxylic acids; Salts or anhydrides thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
    • A61K8/36—Carboxylic acids; Salts or anhydrides thereof
    • A61K8/361—Carboxylic acids having more than seven carbon atoms in an unbroken chain; Salts or anhydrides thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/40—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing nitrogen
    • A61K8/44—Aminocarboxylic acids or derivatives thereof, e.g. aminocarboxylic acids containing sulfur; Salts; Esters or N-acylated derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/73—Polysaccharides
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • A61K8/8135—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid; Compositions of derivatives of such polymers, e.g. vinyl esters (polyvinylacetate)
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • A61K8/8141—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • A61K8/8152—Homopolymers or copolymers of esters, e.g. (meth)acrylic acid esters; Compositions of derivatives of such polymers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • A61Q19/10—Washing or bathing preparations
    • 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
    • C11D1/04—Carboxylic acids or salts 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
    • 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
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • 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
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/2075—Carboxylic acids-salts thereof
    • 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
    • C11D3/22—Carbohydrates or derivatives 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
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/37—Polymers
    • 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
    • C11D3/37—Polymers
    • C11D3/3746—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/48—Thickener, Thickening system
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/59—Mixtures
    • A61K2800/596—Mixtures of surface active compounds

Definitions

  • the present invention relates to semi-solid detergents. More particularly, the present invention relates to a semi-solid detergent useful for face wash, body soap, hand soap and the like.
  • Detergents using fatty acid salts are widely used because of their excellent detergency for sebum stains and freshness of washing.
  • semisolid detergents such as gel detergents, cream detergents and paste detergents are preferred from the viewpoint of feeling in use and good lathering.
  • cream-like detergents in which higher fatty acids are gelled by polyhydric alcohol and nonionic surfactant are generally used, but such cream-like detergents are high-grade to be semisolid. It is necessary to blend an excessive amount (for example, 30% by mass or more) of a fatty acid (see Patent Document 1).
  • an object of the present invention is to provide a semi-solid detergent having excellent storage stability despite the fact that the amount of the higher fatty acid and the salt thereof is small.
  • component (A) higher fatty acid and / or a salt thereof
  • component (B) solid at 20 ° C. and having 16 to 20 carbon atoms.
  • the semi-solid detergent containing alcohol and component (C) carboxyvinyl polymer and the content ratio of component (A) is within a specific range, the blending amount of higher fatty acid and its salt is small Nevertheless, it has been found that a semisolid detergent excellent in storage stability can be obtained.
  • the present invention has been completed based on these findings.
  • the present invention comprises the following component (A), the following component (B), and the following component (C), and the content ratio of the component (A) is 5.0 to 25.0 mass%.
  • a solid detergent Provide a solid detergent.
  • the component (C) is preferably an alkyl-modified carboxyvinyl polymer.
  • the content ratio of the component (B) is 1.0 to 10.0% by mass and the content ratio of the component (C) is 0.1 to 1.0% by mass in the semi-solid detergent. Is preferred.
  • the semi-solid detergent preferably further contains the following component (D).
  • the semi-solid detergent preferably further contains the following component (E).
  • the component (C) is preferably an (acrylate / alkyl acrylate (C10-30)) crosspolymer.
  • the semisolid detergent of the present invention is excellent in storage stability despite the fact that the blending amount of the higher fatty acid and its salt is small. Furthermore, according to the semi-solid detergent of the present invention, the foaming of the detergent, the elongation upon application, and the foam are maintained while maintaining the conventional cleansing properties despite the small amount of the higher fatty acid and the salt thereof. It becomes possible to be superior in quality.
  • the semisolid detergent of the present invention comprises at least a higher fatty acid and / or a salt thereof; a higher alcohol which is solid at 20 ° C. and has 16 to 20 carbon atoms; and a carboxyvinyl polymer.
  • the higher fatty acid and / or the salt thereof is “component (A)”
  • the higher alcohol which is solid at 20 ° C. and has 16 to 20 carbon atoms is “component (B)”
  • carboxyvinyl polymer Each may be referred to as "component (C)".
  • the semisolid detergent of the present invention contains at least the component (A), the component (B), and the component (C).
  • the semisolid detergent of the present invention may contain components other than the components (A) to (C).
  • each component contained in the semi-solid detergent of the present invention for example, each component such as component (A), component (B), component (C), and other components, uses only one type of each. You may use and 2 or more types may be used.
  • the content ratio of each component (for example, component (A), component (B), component (C) and other components) contained in the semi-solid detergent of the present invention is, respectively,
  • the total content in the semi-solid detergent can be appropriately selected from the range described so that it is 100% by mass or less.
  • “semi-solid” refers to properties such as gel, cream and paste which have low fluidity.
  • “semi-solid” means that 50 g of the cleaning agent is filled up to the discharge port in a polypropylene tube container (100 mL capacity, 5 mm inside diameter of the discharge port), and the discharge port of this tube container is directed downward at 20 ° C. When it is held for 10 seconds in the atmosphere, it means that it is difficult to drip off.
  • Component (A) higher fatty acid and / or a salt thereof
  • the higher fatty acid and / or the salt thereof (higher fatty acid (salt)) which is the component (A) is either or both of a higher fatty acid and a higher fatty acid salt, and the cleaning property of the semisolid detergent of the present invention Contributes to foaming, foam quality, and storage stability.
  • the component (A) only one type may be used, or two or more types may be used.
  • higher fatty acids examples include higher fatty acids having 10 to 22 carbon atoms such as lauric acid, myristic acid, palmitic acid, stearic acid, oleic acid and behenic acid; vegetable oils and fats such as olive oil, coconut oil, palm oil and cottonseed oil And animal fats and oils such as fish oil and beef tallow.
  • salts of the above-mentioned higher fatty acid salts include alkali metal salts such as sodium salt and potassium salt; and alkanolamine salts such as monoethanolamine salt, diethanolamine salt and triethanolamine salt.
  • the above-mentioned higher fatty acid salt in the semi-solid detergent of the present invention may be one in which a higher fatty acid salt previously prepared into a salt may be blended, or it may be respectively blended as a higher fatty acid and a base, and a semi-solid detergent May be formed from higher fatty acids and a base in the process of producing.
  • the component (A) is preferably a higher fatty acid (salt) having 10 to 20 carbon atoms.
  • the carbon number of the higher fatty acid (salt) is 10 or more, the viscosity of the semi-solid detergent becomes appropriate, and the detergency is superior.
  • the carbon number of the higher fatty acid (salt) is 20 or less, the foamability is more excellent because the water compatibility is excellent, and the storage stability is more excellent.
  • the carbon number of the above-mentioned higher fatty acid (salt) is more preferably 12 to 18, still more preferably 12 to 14 (particularly, lauric acid and myristic acid) from the viewpoint of more excellent foaming and foam quality.
  • Component (A) preferably contains myristic acid, in particular, from the viewpoint of maintaining a semisolid state and being excellent in storage stability, and from the viewpoint of making foaming and foam quality more excellent. Moreover, it is preferable to contain lauric acid from the viewpoint of being excellent in water compatibility and in particular, making the initial foaming more excellent.
  • the content ratio of the component (A) in the semisolid detergent of the present invention is 5.0 to 25.0% by mass as described above with respect to 100% by mass of the semisolid detergent of the present invention,
  • the content is preferably 6.0 to 22.0% by mass, more preferably 10.0 to 20.0% by mass.
  • the content ratio is 5.0% by mass or more, the composition exhibits detergency and functions as a detergent, is excellent in lather and foam quality, has an appropriate viscosity, and is excellent in storage stability.
  • the content ratio is 25.0% by mass or less, roughening of the skin is less likely to occur, and the stretchability during application is excellent.
  • the content rate of the said component (A) is the sum total of the content rate of all the components (A) in the semisolid detergent of this invention.
  • component (A) contains myristic acid
  • the content of myristic acid in the semisolid detergent of the present invention is 10.0% by mass or more based on 100% by mass of the total amount of component (A) Is more preferably 20.0% by mass or more, still more preferably 30.0% by mass or more, and particularly preferably 50.0% by mass or more.
  • component (A) contains lauric acid
  • the content of lauric acid in the semisolid detergent of the present invention is 10.0% by mass or more based on 100% by mass of the total amount of component (A).
  • the content is preferably 20.0% by mass or more, more preferably 30.0% by mass or more, and particularly preferably 50.0% by mass or more.
  • the content rate of the said lauric acid is 80.0 mass% or less.
  • Component (B) a higher alcohol which is solid at 20 ° C. and has 16 to 20 carbon atoms
  • Component (B) a higher alcohol which is solid at 20 ° C. and has 16 to 20 carbon atoms, forms a semi-solid state in a state where the compounding amount of component (A) is small, in combination with component (C) And have an effect of improving storage stability.
  • the cleaning agent can be made semisolid by using a higher alcohol which is solid at 20 ° C. Further, among higher alcohols which are solid at 20 ° C., by using one having 16 or more carbon atoms, the cleaning agent has an appropriate viscosity and it becomes difficult to drip off, and by using one having 20 or less carbon atoms, the lipophilicity becomes high. Since it is presumed that the cleaning agent has a gel structure, it is excellent in storage stability in a semisolid state.
  • the component (B) only one type may be used, or two or more types may be used.
  • component (B) examples include cetanol (cetyl alcohol), stearyl alcohol, arachidyl alcohol, cetostearyl alcohol and the like. Moreover, as alcohol containing a component (B), lanolin alcohol etc. are mentioned, for example. Among these, stearyl alcohol is preferable from the viewpoint of being more excellent in elongation at the time of coating.
  • the content ratio of the component (B) in the semisolid detergent of the present invention is not particularly limited, but preferably 1.0 to 10.0% by mass with respect to 100% by mass of the semisolid detergent of the present invention And more preferably 3.0 to 6.0% by mass.
  • the content ratio is 1.0% by mass or more, the effect of blending the component (B) is sufficiently obtained, and the semi-solid detergent has a more appropriate viscosity, so it is difficult to drip off and the usability is excellent. Also, the storage stability is more excellent.
  • the content ratio is 10.0% by mass or less, hardening of the semi-solid detergent is suppressed, and the stretch-adjusting is more excellent.
  • the content ratio of the component (B) is the sum of the content ratios of all the components (B) in the semisolid detergent of the present invention.
  • Component (C) Carboxyvinyl Polymer
  • the carboxyvinyl polymer which is the component (C) has a function of forming a semi-solid state in a state in which the compounding amount of the component (A) is small, in combination with the component (B), and improving storage stability.
  • As the component (C) only one type may be used, or two or more types may be used.
  • Component (C) is a carboxyvinyl polymer which is mainly a polymer of acrylic acid, and an alkyl which is mainly a copolymer of acrylic acid and an alkyl methacrylate (for example, having a total carbon number of 10 to 30 (C10 to C30)). And modified carboxyvinyl polymers. Among them, an alkyl-modified carboxyvinyl polymer is preferable.
  • component (C) is an alkyl-modified carboxyvinyl polymer, it is presumed that the alkyl-modified moiety improves the lipophilicity of component (C) and further improves the affinity between component (A) and water, The viscosity of the semi-solid detergent becomes more moderate, and the storage stability is more excellent.
  • the carboxyvinyl polymer is not particularly limited, but is described as "CARBOMER (carbomer)" in the INCI name (International Cosmetic Ingredient Dictionary and Handbook, 15th Edition, Volume 1, 2014, pages 582 to 583) Compounds are mentioned.
  • the above-mentioned alkyl-modified carboxyvinyl polymer is not particularly limited.
  • the INCI name International Cosmetic Ingredient Dictionary and Handbook, 15th Edition, Volume 1, 2014, pp. 63 to 64
  • Component (C) is particularly preferably an (acrylate / alkyl acrylate (C10-30)) crosspolymer.
  • Examples of commercially available products of the above alkyl-modified carboxyvinyl polymers include: trade name “PEMULEN TR-1”, trade name “PEMULEN TR-2”, trade name “Carbopol ETD 2020 Polymer”, trade name “Carbopol ULTREZ 20 Polymer”, The trade names "Carbopol ULTREZ 21 Polymer”, “Carbopol SC-200 Polymer” (above, manufactured by Lubrizol Advanced Materials) and the like can be mentioned.
  • the component (C) is not particularly limited, but may be neutralized with a basic substance or may be used after neutralization with a basic substance.
  • the basic substance include alkanolamines such as triethanolamine and monoethanolamine, ammonia, inorganic bases such as sodium hydroxide and potassium hydroxide, and basic amino acids such as arginine. Further, the addition amount of the above-mentioned basic substance may be appropriately blended in accordance with the kind of the component (C) and the above-mentioned basic substance or the usage amount of the component (C).
  • the content ratio of the component (C) in the semisolid detergent of the present invention is not particularly limited, but preferably 0.1 to 1.0% by mass with respect to 100% by mass of the semisolid detergent of the present invention And more preferably 0.2 to 0.7% by mass.
  • the content ratio is 0.1% by mass or more, the effect of blending the component (C) is sufficiently obtained, and the semi-solid detergent has a more appropriate viscosity, so it is hard to drip off and excellent in usability. Also, the storage stability is more excellent.
  • the content ratio is 1.0% by mass or less, hardening of the semi-solid detergent is suppressed, and elongation and fit are superior.
  • the content rate of the said component (C) is the sum total of the content rate of all the components (C) in the semi-solid detergent of this invention.
  • the content ratio of the component (B) is 1.0 to 10.0% by mass (preferably 3.0 to 6%) based on 100% by mass of the semisolid detergent of the present invention. It is particularly preferable that the content of component (C) is 0.1 to 1.0% by mass (preferably 0.2 to 0.5% by mass). In this case, the semi-solid detergent has a more appropriate viscosity, and the storage stability is further excellent.
  • the semisolid detergent of the present invention preferably further comprises a polysaccharide thickener (sometimes referred to as "component (D)").
  • component (D) polysaccharide thickener
  • the semisolid detergent of the present invention contains the component (D)
  • it has good stretchability and better water compatibility while maintaining semisolid and storage stability, and foam quality (in particular, texture of foam, Elasticity) is improved more. It is presumed that this is because component (D) strengthens the foam film.
  • component (D) only one type may be used, or two or more types may be used.
  • component (D) for example, alginic acid, carrageenan, agar, farthelan, guar gum, quince seed, konjak mannan, tamarind seed gum, cod gum, dextrin, starch, locust bean gum, gum arabic, gutsy gum, karaya gum, tragacanth gum, arabino Plant-derived polysaccharide thickeners such as galactan, pectin and quince; animal-derived polysaccharide thickeners such as chitosan and hyaluronic acid Thickened microorganisms-derived polysaccharides such as curdlan, xanthan gum, gellan gum, cyclodextrin, dextran, pullulan and hyaluronic acid Agents; microcrystalline cellulose, methyl cellulose, ethyl cellulose, hydroxymethyl cellulose, hydroxyethyl cellulose, hydroxypropyl cellulose, hydroxypropyl methyl cellulose etc.
  • Nonionic cellulose derivatives such as carboxymethyl cellulose; cationized celluloses such as O- [2-hydroxy-3- (trimethylammonio) propyl] hydroxyethyl cellulose chloride; O- [2-hydroxy-3-chloride And (trimethylammonio) propyl] guar gum and the like, and cationic guar gum and the like can be mentioned.
  • component (D) for example, trade name "Echo Gum T” (DSP Gokyo Food & Chemical Co., Ltd., xanthan gum), trade name “Inagel Guar Gum CS” (Ina Food Industry Co., Ltd., Guar gum), The trade name "JAGUAR HP-8” (manufactured by Three Crystal Co., Ltd., hydroxypropyl guar gum) and the like can be mentioned.
  • the content ratio of the component (D) in the semisolid detergent of the present invention is not particularly limited, but the semisolid detergent 100 of the present invention
  • the preferred range is 0.05 to 1.0% by mass, more preferably 0.1 to 0.5% by mass.
  • blending a component (D) as the said content rate is 0.05 mass% or more is fully acquired, and the foam quality of a semi-solid detergent becomes more favorable.
  • the content ratio is 1.0% by mass or less, hardening of the semi-solid detergent is suppressed, and elongation and fit are superior.
  • the content rate of the said component (D) is the sum total of the content rate of all the components (D) in the semi-solid detergent of this invention.
  • the semisolid detergent of the present invention preferably further comprises a surfactant (sometimes referred to as "component (E)").
  • a surfactant sometimes referred to as "component (E)"
  • nonionic surfactants anionic surfactants and amphoteric surfactants are preferable.
  • amphoteric surfactants are more preferable from the viewpoint of improving the water compatibility and further improving the foam quality (in particular, the texture of the foam, elasticity) while maintaining the semisolid state and storage stability.
  • the component (E) only one type may be used, or two or more types may be used.
  • amphoteric surfactants examples include alkylamide betaine type amphoteric surfactants such as lauric acid amidopropyl betaine and coconut oil fatty acid amidopropyl betaine; alkylglycine salts, carboxymethylglycine salts, N-acylaminoethyl-N- Glycine type amphoteric surfactants such as 2-hydroxyethyl glycine salt; Aminopropionic acid type amphoteric surfactants such as alkylamino propionate and alkyl iminodipropionate; alkyl dimethylamino acetic acid betaine, alkyl amido propyl dimethylamino acetic acid Aminoacetic acid betaine type amphoteric surfactant such as betaine, alkyldihydroxyethylaminoacetic acid betaine; N-alkyl-N, N-dimethylammonium-N-propylsulfonate, N-alkylamide betaine type ampho
  • the content ratio of the component (E) in the semisolid detergent of the present invention is not particularly limited, but the semisolid detergent 100 of the present invention The preferred range is 0.5 to 5.0% by mass with respect to the mass%.
  • blending a component (E) is fully acquired as the said content rate is 0.5 mass% or more, the foam quality of a semisolid detergent becomes more favorable, dough state (semisolid shape) Hold, the elongation is good, and the stretched state is more excellent).
  • the content ratio is 5.0% by mass or less, the decrease in viscosity of the semisolid detergent hardly occurs.
  • the content rate of the said component (E) is the sum total of the content rate of all the components (E) in the semisolid detergent of this invention.
  • the semisolid detergent of the present invention comprises water. Although the said water is not specifically limited, Purified water is preferable.
  • the content ratio of water in the semisolid detergent of the present invention is not particularly limited, but it is preferably 30.0 to 90.0% by mass, more preferably 100% by mass of the semisolid detergent of the present invention. Is 40.0 to 85.0% by mass.
  • the semi-solid detergent of the present invention may contain the above components (A) to (E) and components other than water (other components) within the range not inhibiting the object of the present invention. It does not specifically limit as said other component, For example, the component etc. which are normally used for cosmetics and a quasi-drug, etc. are mentioned.
  • lower alcohols such as ethanol; fats and oils, polyhydric alcohols, higher alcohols other than the component (B), oil components such as ester oils, vegetable oils, hydrocarbon oils; components (D) such as cationic polymers
  • Anti-inflammatory agents such as glycyrrhizinic acid and its salts, cooling agents such as menthol, phosphoric acid and its salts, citric acid and its salts, lactic acid Salts, pH adjusters such as sodium hydroxide and triethanolamine; perfumes; UV absorbers; antioxidants; sequestering agents (chelating agents); film-forming polymer compounds; powders; Amino acids, astringents, skin-lightening agents, animal and plant extracts, acids, alkalis and the like. From the above other components, those included in the above components (A) to (E) are excluded.
  • the scrub agent examples include polyethylene (polyethylene powder), polypropylene (polypropylene powder), crystalline cellulose, hydroxyapatite, polylactic acid, hardened castor oil, paraffin wax, talc, silicone powder, silica, mica, titanium oxide, metal soap Etc.
  • the content of the scrub agent in the semisolid detergent of the present invention is, for example, 0.1 based on 100% by mass of the semisolid detergent of the present invention. It is ⁇ 20.0 mass%.
  • the semi-solid detergent of the present invention is not particularly limited, and can be produced by a known or conventional method.
  • the above components can be mixed and manufactured by stirring with a homomixer.
  • the semi-solid detergent of the present invention can be used as a face wash, body soap, hand soap and the like.
  • the semi-solid detergent of the present invention may be in the form of the semi-solid detergent of the present invention packed in a container.
  • a container a pump container, a tube container etc. are mentioned, for example.
  • the form in which the tube container is filled is preferable because the dischargeability of the semi-solid cleaning agent of the present invention is excellent.
  • the viscosity decreases and it becomes liquid instead of semi-solid.
  • the storage stability is lowered, the elasticity of the cleaning agent is increased, the elongation is deteriorated, the dough is easily cut, and the water compatibility at the time of foaming on the palm is bad and the foaming is deteriorated. there were.
  • the semi-solid detergent of the present invention can be selected from the specific higher alcohols [component (B)] and carboxyvinyl even when the amount of the higher fatty acid (salt) [component (A)] is relatively small.
  • the polymer [component (C)] in combination the composition becomes semi-solid and excellent in storage stability despite the small content of the fatty acid (salt).
  • the component (B) having strong lipophilicity and the component (C) having hydrophilicity improve the affinity between the component (A) and water, and the components (A) to (C) and water It is inferred that the gel formed by the fatty acid (salt), the nonionic surfactant and the polyhydric alcohol forms a highly stable gel different from the gel formed.
  • the semi-solid detergent of the present invention is further excellent in detergency, elongation, foaming and foam quality.
  • the present invention will be described in more detail based on examples given below, but the present invention is not limited to these examples.
  • the compounding quantity described in the table is the compounding quantity of each component (that is, the compounding quantity of the active ingredient in each raw material. So-called pure part) except for the component (E), and unless otherwise specified Represent.
  • Condition 50 g of each cleaning agent obtained in the example and the comparative example was injected into the inside of a polypropylene tube container (100 mL capacity, 5 mm inside diameter of discharge port) and filled up to the discharge port. Thereafter, the discharge port of the tube container was turned downward, and held in an atmosphere of 20 ° C. for 10 seconds, and the presence or absence of the cleaning agent dropped from the discharge port of the tube container was visually observed. And the state of the cleaning agent was evaluated by the following evaluation criteria. [Condition evaluation criteria] ⁇ (excellent): There is no dripping of the cleaning agent from the discharge port of the tube container, and the semisolid state is maintained.
  • evaluation criteria for storage stability ((Excellent): There is no dripping of the cleaning agent from the discharge port of the tube container, and the semi-solid state is maintained, and uniform application property of evaluation criteria ⁇ or more of the “(2) elongation” is obtained. . ⁇ (Good): There is no dripping of the cleaning agent from the discharge port of the tube container, slight fluidization is observed on the surface of the cleaning agent, and uniform application property of the evaluation criteria of ⁇ of the above (2) There is.
  • ⁇ (usable): Slight dripping of the cleaning agent from the discharge port of the tube container was observed, obvious fluidization was observed on the surface of the cleaning agent, and the evaluation criteria of the above “(2) elongation” were exceeded Uniform coatability.
  • X 1 (defect): dripping of the cleaning agent from the discharge port of the tube container is observed, and it is liquid.
  • X 2 (defect): Although the cleaning agent does not drip down from the discharge port of the tube container and maintains a semi-solid property, the agent does not spread well and the cleaning agent can not be applied uniformly.
  • the semi-solid detergent (example) of the present invention was evaluated to be excellent in storage stability despite the fact that the blending amount of the higher fatty acid (salt) was 20 mass% or less, which is smaller than that of the prior art. Moreover, it was evaluated that it was excellent also in elongation and foam quality. On the other hand, when there were few compounding quantities of a component (A) (comparative example 1), it was evaluated as foam quality and storage stability being inferior. When the component (B) was not contained (comparative example 2), it was evaluated that it was inferior to storage stability. When the component (C) was not contained (Comparative Example 3), it did not become semisolid, and it was judged that storage stability was inferior. When behenyl alcohol was used without using the component (B) (Comparative Example 4), the storage stability was evaluated to be poor.
  • Example 3 (Example 3: Scrub type) Lauric acid 5.0 mass% Myristic acid 10.0 mass% Palmitic acid 2.0 mass% Stearic acid 1.0 mass% Stearyl alcohol 5.0 mass% (Acrylate / alkyl acrylate (C10-30)) crosspolymer 0.25% by mass Lauric acid amide propyl betaine liquid (30%) 2.0 mass% Glycerin 10.0% by mass Potassium hydroxide appropriate amount (adjusted to pH 9.8) Edetate tetrasodium tetrahydrate 0.05% by mass l-Menthol 0.3% by mass Perfume 0.2% by mass Crystalline cellulose 5.0% by mass Silica 1.0 mass% Bentonite 0.5 mass% Medicinal charcoal 0.1 mass% Purified water

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Abstract

L'invention concerne un agent de nettoyage semi-solide ayant une stabilité au stockage supérieure bien que la quantité d'un acide gras supérieur et d'un sel de celui-ci mélangés dans l'agent de nettoyage semi-solide soit faible. Cet agent de nettoyage semi-solide contient un composant (A) qui est un acide gras supérieur et/ou un sel de celui-ci, un composant (B) qui est un alcool supérieur qui est solide à 20 °C et qui comprend 16 à 20 atomes de carbone, et un composant (C) qui est un polymère carboxyvinylique, le rapport de teneur du composant (A) étant de 5,0 à 25,0 % en masse. Le composant (C) est de préférence un polymère carboxyvinylique modifié par alkyle.
PCT/JP2018/032024 2017-09-28 2018-08-29 Agent de nettoyage semi-solide WO2019065060A1 (fr)

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JP2019544454A JP6900496B2 (ja) 2017-09-28 2018-08-29 半固体状洗浄剤
CN201880043964.0A CN110809463B (zh) 2017-09-28 2018-08-29 半固体状清洗剂
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JPWO2019065060A1 (ja) 2020-02-27
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