WO2017061604A1 - Produit cosmétique d'écran solaire pouvant être pulvérisé - Google Patents

Produit cosmétique d'écran solaire pouvant être pulvérisé Download PDF

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Publication number
WO2017061604A1
WO2017061604A1 PCT/JP2016/079962 JP2016079962W WO2017061604A1 WO 2017061604 A1 WO2017061604 A1 WO 2017061604A1 JP 2016079962 W JP2016079962 W JP 2016079962W WO 2017061604 A1 WO2017061604 A1 WO 2017061604A1
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Prior art keywords
oil
water
sunscreen cosmetic
silicone
volatile
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PCT/JP2016/079962
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English (en)
Japanese (ja)
Inventor
悟史 八巻
太一 原田
崇志 松田
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株式会社 資生堂
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Priority claimed from JP2016198402A external-priority patent/JP6263244B2/ja
Application filed by 株式会社 資生堂 filed Critical 株式会社 資生堂
Priority to US15/765,012 priority Critical patent/US10426714B2/en
Priority to EP16853755.3A priority patent/EP3360534B1/fr
Priority to KR1020187008957A priority patent/KR20180061202A/ko
Priority to CN201680071778.9A priority patent/CN108366916B/zh
Publication of WO2017061604A1 publication Critical patent/WO2017061604A1/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
    • A61K8/04—Dispersions; Emulsions
    • A61K8/06—Emulsions
    • 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
    • A61K8/37—Esters of carboxylic acids
    • 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
    • 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
    • A61K8/41—Amines
    • 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
    • A61K8/49—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
    • 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
    • A61K8/84—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions otherwise than those involving only carbon-carbon unsaturated bonds
    • A61K8/89—Polysiloxanes
    • A61K8/891—Polysiloxanes saturated, e.g. dimethicone, phenyl trimethicone, C24-C28 methicone or stearyl dimethicone
    • 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
    • A61K8/84—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions otherwise than those involving only carbon-carbon unsaturated bonds
    • A61K8/89—Polysiloxanes
    • A61K8/891—Polysiloxanes saturated, e.g. dimethicone, phenyl trimethicone, C24-C28 methicone or stearyl dimethicone
    • A61K8/894—Polysiloxanes saturated, e.g. dimethicone, phenyl trimethicone, C24-C28 methicone or stearyl dimethicone modified by a polyoxyalkylene group, e.g. cetyl dimethicone copolyol
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q17/00—Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
    • A61Q17/04—Topical preparations for affording protection against sunlight or other radiation; Topical sun tanning preparations

Definitions

  • the present invention relates to a spray-type sunscreen cosmetic. More specifically, water-in-oil emulsification tanning has an unprecedented property that it does not turn white immediately after spraying on the skin, and improves UV protection effect immediately after spraying (application) by contact with water or sweat. It relates to stop cosmetics.
  • Sunscreen cosmetics a type of UV care cosmetics, contain UV absorbers and UV scattering agents to block UVA and UVB from reaching the skin. It protects (nonpatent literature 1).
  • sunscreen cosmetics there are known dosage forms that apply the latex contained in a container to the skin and apply it directly to the skin, and those that are sprayed directly onto the skin.
  • Various performances are available depending on the dosage form. Is required.
  • spray-type sunscreen cosmetics it is necessary to prevent clogging of nozzles due to aggregation of powder components such as ultraviolet light scattering agents.
  • Patent Document 1 in an aerosol type sunscreen cosmetic, inorganic oxide powder such as an ultraviolet scattering agent is dispersed in an oily liquid containing a specific lipophilic solvent (ester oil), an alcohol and an ultraviolet absorber. Describes that the dispersibility of the powder is improved.
  • milk type sunscreen cosmetics are moderately whitened because they are applied by hand, but spray-type sunscreen cosmetics such as aerosols are often not applied after spraying on the skin. It is required to be transparent. Therefore, it is preferable not to add an ultraviolet scattering agent that causes whiteness.
  • UVA and UVB UV absorbers As a result, the amount of oily solvent (polar oil, etc.) for dissolving these UV absorbers inevitably increases, resulting in a problem that the feeling of use becomes oily or sticky. there were.
  • Patent Document 2 discloses a spray-type sunscreen cosmetic that is substantially free of powder components such as an ultraviolet scattering agent and protects ultraviolet rays in the UVA to UVB region with an ultraviolet absorber, and contains a lower alcohol. It is described that a cosmetic that maintains a refreshing feeling and does not cause squeaking can be obtained by setting the amount to 80 to 85% by mass and the amount of silicone and water to be about 5% by mass or less. However, it is difficult to dissolve all the UV absorbers with a large amount of alcohol, and there is a concern that the UV absorber will precipitate over time.
  • the present invention is a spray-type sunscreen cosmetic that is substantially free of UV scattering agents that cause whiteness, is transparent immediately after application / spray, has an excellent UV protection effect, and has a good feeling of use.
  • an object of the present invention is to provide a spray-type sunscreen cosmetic having an unprecedented innovative property that the UV protection effect does not decrease even when contacted with water, sweat, or the like and the effect is improved.
  • the present inventors have made the organic modified clay mineral and the oil phase thickener to have a predetermined mass ratio with respect to the nonvolatile liquid oil component excluding silicone oil. It was found that a sunscreen cosmetic having the above-described novel characteristics can be obtained by blending a specific powder component and a volatile oil, and the present invention has been completed.
  • the present invention (A) 6 to 40% by mass of an ultraviolet absorber, (B) an organically modified clay mineral, (C) Oil phase thickener other than (B), (D) a silicone-based surfactant having an HLB of less than 8, (E) containing spherical resin powder, and (F) volatile silicone oil,
  • the ratio of [total amount of component (B) and component (C)] / [total amount of non-volatile liquid oil other than (G) silicone oil] is 0.04 or more and less than 0.68.
  • a water-in-oil emulsified sunscreen cosmetic is provided.
  • the sunscreen cosmetic of the present invention is particularly suitable for use by spraying with a spray or the like.
  • the sunscreen cosmetic of the present invention does not substantially contain an ultraviolet light scattering agent, it does not become white immediately after being sprayed on the skin, and exhibits an excellent ultraviolet protective effect due to the ultraviolet absorber.
  • the dispersibility of the blended powder is improved, so that powder sedimentation or solidification does not occur, and a light and smooth feel can be given without feeling oily and sticky.
  • the sunscreen cosmetic of the present invention has a significantly improved UV protection effect after contact with water, sweat, etc. than immediately after the cosmetic is applied to the skin. That is, the conventional common sense that the water-in-oil emulsified sunscreen cosmetic according to the present invention improves the UV protection effect by contact with moisture, which has been the cause of the effect deterioration in the conventional sunscreen cosmetics.
  • An innovative sunscreen cosmetic with the opposite characteristics.
  • the water-in-oil type sunscreen cosmetic of the present invention comprises (A) 6 to 40% by mass of an ultraviolet absorber, (B) an organically modified clay mineral, and (C) an oil phase increase other than (B).
  • the (A) ultraviolet absorber (hereinafter sometimes simply referred to as “component (A)”) blended in the water-in-oil emulsion sunscreen cosmetic according to the present invention is usually blended in the sunscreen cosmetic. It can be selected from those, and is not particularly limited. Specific examples include octylmethoxycinnamate (ethylhexyl methoxycinnamate), octocrylene, dimethicodiethylbenzalmalonate, polysilicone-15, t-butylmethoxydibenzoylmethane, ethylhexyltriazone, bisethylhexyloxyphenol methoxyphenyltriazine.
  • component (A)” blended in the water-in-oil emulsion sunscreen cosmetic according to the present invention is usually blended in the sunscreen cosmetic. It can be selected from those, and is not particularly limited. Specific examples include octylmethoxycinnamate (ethylhexyl me
  • Organic compounds such as hexyl diethylaminohydroxybenzoyl benzoate, bisethylhexyloxyphenol methoxyphenyl triazine, oxybenzone-3, methylenebisbenzotriazolyltetramethylbutylphenol, polysilicone-15, phenylbenzimidazole sulfonic acid, homosalate, ethylhexyl salicylate, etc.
  • An ultraviolet absorber can be mentioned.
  • an ultraviolet absorber having an absorption peak in the UVA region in order to exhibit an excellent ultraviolet protective effect in a wide wavelength region ranging from UVA to UVB without containing an ultraviolet scattering agent.
  • at least one UV absorber having an absorption peak in the UVB region are combined in combination, or at least one ultraviolet absorber having a broad absorption band extending from UVA to UVB region is preferably blended.
  • water-soluble UV absorbers such as phenylbenzimidazole sulfonic acid are not included, only oil-soluble UV absorbers are included It is preferable to do this.
  • the blending amount of the component (A) is 6% by mass or more, more preferably 6 to 40% by mass, and more preferably 7 to 30% by mass with respect to the total amount of the water-in-oil type emulsion sunscreen cosmetic. If the blending amount of component (A) is less than 6% by mass, it is difficult to obtain a sufficient UV protection effect, and even if it exceeds 40% by mass, an increase in UV protection effect commensurate with the blending amount cannot be expected. Is not preferable from the viewpoint of worsening.
  • the organically modified clay mineral (hereinafter sometimes simply referred to as “component (B)”) is a kind of colloidal hydrous aluminum silicate having a three-layer structure, and is represented by the following general formula (1).
  • a clay mineral modified with a quaternary ammonium salt type cationic surfactant can be preferably used.
  • montmorillonite groups of natural or synthetic such as montmorillonite, saponite, hectorite (commercially available products include bee gum, kunipia, laponite).
  • montmorillonite, saponite, hectorite commercially available products include bee gum, kunipia, laponite.
  • synthetic mineral mica known as sodium silicic mica and sodium or lithium teniolite (commercially available products include Dimonite: Topy Industries, Ltd.). Quaternary ammonium salt type cationic surfactants Is obtained by processing.
  • the quaternary ammonium salt type cationic surfactant used here is represented by the following general formula (2).
  • R 1 is an alkyl group having 10 to 22 carbon atoms or benzyl group
  • R 2 is a methyl group or alkyl group having 10 to 22 carbon atoms
  • R 3 and R 4 are alkyl groups having 1 to 3 carbon atoms or hydroxy group
  • X represents a halogen atom or a methyl sulfate residue.
  • Examples of the quaternary ammonium salt type cationic surfactant include dodecyltrimethylammonium chloride, myristyltrimethylammonium chloride, cetyltrimethylammonium chloride, stearyltrimethylammonium chloride, aralkyltrimethylammonium chloride, behenyltrimethylammonium chloride, myristyldimethylethylammonium.
  • component (B) include dimethyldistearammonium hectorite, dimethylalkylammonium hectorite, benzyldimethylstearylammonium hectorite, distearyldimethylammonium chloride-treated aluminum magnesium silicate, and the like. Of these, dimethyl disteammonium hectorite is particularly preferable. Benton 27 (benzyldimethylstearylammonium chloride-treated hectorite: manufactured by Elementis Japan) and Benton 38 (distearyldimethylammonium chloride-treated hectorite: manufactured by Elementis Japan) are preferable as commercial products.
  • the blending amount of the component (B) is 0.1 to 3% by mass, more preferably 0.2 to 2% by mass, and more preferably 0.4 to 1% with respect to the total amount of the water-in-oil type emulsion sunscreen cosmetic. % By mass.
  • the blending amount of the component (B) is less than 0.1% by mass, sufficient stability is difficult to obtain, and when it exceeds 3% by mass, the viscosity becomes high and the elongation on the skin becomes heavy. It is not preferable.
  • Oil phase thickener (hereinafter sometimes simply referred to as “component (C)”) is a substance capable of adjusting the viscosity of the oil phase (however, other than the substance corresponding to the component (B))
  • component (C) is a substance capable of adjusting the viscosity of the oil phase (however, other than the substance corresponding to the component (B))
  • dextrin fatty acid ester, sucrose fatty acid ester, or fatty acid or a salt thereof is preferable, and it is particularly preferable to mix two or more selected from these.
  • the dextrin fatty acid ester is an ester of dextrin or reduced dextrin and a higher fatty acid, and can be used without particular limitation as long as it is generally used in cosmetics.
  • dextrin or reduced dextrin having an average sugar polymerization degree of 3 to 100.
  • the constituent fatty acid of the dextrin fatty acid ester it is preferable to use a saturated fatty acid having 8 to 22 carbon atoms. Specific examples include dextrin palmitate, dextrin oleate, dextrin stearate, dextrin myristate, dextrin (palmitic acid / 2-ethylhexanoic acid), and the like.
  • sucrose fatty acid ester a linear or branched fatty acid saturated or unsaturated fatty acid having 12 to 22 carbon atoms can be preferably used. Specifically, sucrose caprylate, sucrose caprate, sucrose laurate, sucrose myristic ester, sucrose palmitate, sucrose stearate, sucrose oleate, sucrose elca An acid ester etc. can be mentioned.
  • the fatty acid can be used at room temperature, and examples thereof include myristic acid, palmitic acid, stearic acid, and behenic acid.
  • Examples of fatty acid salts include calcium salts, magnesium salts, aluminum salts, and the like.
  • Component (C) is blended in an amount of 0.1 to 15% by weight, more preferably 0.2 to 10% by weight, more preferably 0.4 to 8% by weight based on the total amount of the water-in-oil type emulsion sunscreen cosmetic. % By mass.
  • the blending amount of the component (C) is less than 0.1% by mass, sufficient stability is difficult to obtain, and when it exceeds 15% by mass, the viscosity becomes high and the elongation on the skin becomes heavy. It is not preferable.
  • a silicone-based surfactant (hereinafter sometimes simply referred to as “component (D)”) is particularly a surfactant having a silicone skeleton (polysiloxane structure) and an HLB of less than 8.
  • component (D) is particularly a surfactant having a silicone skeleton (polysiloxane structure) and an HLB of less than 8.
  • polyoxyalkylene-modified silicone, polyoxyalkylene / alkyl co-modified silicone, polyglycerin-modified silicone, and / or polyglycerin / alkyl co-modified silicone are preferably used. Modified silicone and polyoxyalkylene / alkyl modified silicone are more preferable.
  • the polyoxyalkylene-modified silicone used in the present invention has a linear or branched organopolysiloxane as a main skeleton and a polyoxyalkylene group in a side chain, and is represented by the following general formula (3), for example. Things.
  • R is an alkyl group having 1 to 3 carbon atoms or a phenyl group (preferably methyl group)
  • R ′ is hydrogen or an alkyl group having 1 to 12 carbon atoms (preferably hydrogen or methyl group)
  • q Is 1 to 50 preferably 3
  • m is 1 to 100
  • n and x are 1 to 50
  • y is 0 to 50, respectively.
  • KF-6017 PEG-10 dimethicone, manufactured by Shin-Etsu Chemical Co., Ltd.
  • the organopolysiloxane main skeleton may have another organopolysiloxane chain in the side chain.
  • a polyoxyalkylene-modified silicone is KF-6028 (PEG-9 polydimethylsiloxyethyl dimethicone, manufactured by Shin-Etsu Chemical Co., Ltd.).
  • the polyoxyalkylene / alkyl-modified silicone used in the present invention has a linear or branched organopolysiloxane as a main skeleton, a polyoxyalkylene group and an alkyl group having 4 or more carbon atoms in the side chain, For example, what is shown by following General formula (4) is mentioned.
  • R is an alkyl group having 1 to 3 carbon atoms or a phenyl group (preferably methyl group)
  • R ′ is hydrogen or an alkyl group having 1 to 12 carbon atoms (preferably hydrogen)
  • p is 6 to 6 30 (preferably 10 to 18, particularly preferably 12 to 16)
  • q is 1 to 50 (preferably 3)
  • m is 1 to 100
  • n, w and x are 1 to 50
  • y is 0 to 50, respectively. is there.
  • One suitable example of the polyoxyalkylene / alkyl co-modified silicone is ABIL EM90 (cetyl PEG / PPG-10 / 1 dimethicone, manufactured by Evonik Goldschmidt).
  • the organopolysiloxane main skeleton may have another organopolysiloxane chain in the side chain.
  • a polyoxyalkylene / alkyl-modified silicone is KF-6038 (lauryl PEG-9 polydimethylsiloxyethyl dimethicone, manufactured by Shin-Etsu Chemical Co., Ltd.).
  • R 1 represents a linear or branched alkyl group having 1 to 12 carbon atoms, or a phenyl group
  • R 2 represents an alkylene group having 2 to 11 carbon atoms
  • p is 10 to 120.
  • q is 1 to 11.
  • Specific examples include bisbutyl dimethicone polyglyceryl-3 and the like.
  • the polyglycerin / alkyl co-modified silicone has a linear or branched organopolysiloxane as a main skeleton, and has a polyglycerin group and an alkyl group having 4 or more carbon atoms in the side chain.
  • Component (D) is blended in an amount of 0.1 to 8% by mass, more preferably 0.2 to 7% by mass, and more preferably 0.4 to 5%, based on the total amount of the water-in-oil type emulsion sunscreen cosmetic. % By mass.
  • the blending amount of the component (D) is less than 0.1% by mass, sufficient stability is difficult to obtain, and when it exceeds 8% by mass, the viscosity becomes high and the elongation on the skin becomes heavy. It is not preferable.
  • ⁇ (E) Spherical resin powder When a spherical resin powder (sometimes simply referred to as “component (E)”) is blended with the cosmetic of the present invention, the feeling of use can be further improved and a smooth and good feel can be obtained.
  • the spherical resin powder used in the present invention can be arbitrarily used without particular limitation as long as it can be generally used as a spherical resin powder in cosmetics and the like.
  • the particle size of the spherical resin powder to be blended is not particularly limited, but for example, a particle size of about 1 to 50 ⁇ m is preferably used. Moreover, these resin powders may be hydrophobized.
  • Examples of the commercially available spherical organic resin powder include Ganzpearl (manufactured by Aika Kogyo Co., Ltd.), and examples of the commercially available spherical silicone resin powder include Trefill E-505C, Trefil E-506C, Trefil E-506S, and Trefil. HP40T (above, Toray Dow Corning Silicone Co., Ltd.), Tospearl 145A (Toshiba Silicone Co., Ltd.), Silicone Powder KSP-100, KSP-300 (Shin-Etsu Chemical Co., Ltd.), and the like.
  • the spherical organic resin powder and the spherical silicone resin powder are preferably blended in combination, and the blending ratio of the spherical organic resin powder and the spherical silicone resin powder is preferably 3: 1 to 1: 3. Is more preferably about 1: 1 (for example, 1.5: 1 to 1: 1.5, 1.2: 1 to 1: 1.2, etc.). preferable.
  • the blending amount of the (E) spherical resin powder is not particularly limited, but is preferably 3 to 30% by mass, more preferably 5 to 25% by mass, and further preferably 7 to 20% by mass.
  • the cosmetic of the present invention is a water-in-oil emulsified cosmetic and always contains an oil component constituting the outer phase (continuous phase).
  • the oil in the present invention contains a volatile oil and a non-volatile liquid oil.
  • the volatile oil contained in the cosmetic of the present invention includes volatile hydrocarbon oil and volatile silicone oil.
  • a volatile hydrocarbon oil will not be specifically limited if it is a hydrocarbon oil which has been volatile at normal temperature (25 degreeC) conventionally used for cosmetics. Specific examples include isododecane, isohexadecane, hydrogenated polyisobutene and the like.
  • Volatile silicone oils include silicone oils that are volatile at room temperature and are conventionally used in cosmetics, such as volatile linear silicone oils (volatile dimethicone) and volatile cyclic silicone oils (volatile). Sex cyclodimethicone).
  • dimethylpolysiloxane having a low viscosity such as decamethyltetrasiloxane (for example, a viscosity at 30 ° C. of about 100 to 500 mPa ⁇ s) can be used, and commercially available products include KF-96L-1. 5cs, KF-96L-2cs (all manufactured by Shin-Etsu Chemical Co., Ltd.) and the like.
  • volatile cyclomethicone include decamethylcyclopentasiloxane (D5).
  • the cosmetic of the present invention contains (F) volatile silicone oil (hereinafter also simply referred to as “(F) component”) as an essential component as a volatile oil.
  • (F) component volatile silicone oil
  • By adjusting the volatility by blending volatile silicone oil it is possible to obtain a cosmetic that is excellent in the lightness of the cosmetic and the lack of film feeling.
  • volatile dimethicone is blended as the component (F)
  • the ratio of the volatile silicone oil in the total blended amount of the volatile oil is not particularly limited, but may be, for example, 50% by mass or more, for example, 60% by mass to 80% by mass.
  • the amount of (F) volatile silicone oil in the cosmetic of the present invention is not particularly limited, but is preferably 1 to 40% by mass, preferably 5 to 30% by mass, and more preferably 8 to 30% by mass.
  • Non-volatile liquid oil in the present specification does not show volatility at normal temperature (25 ° C.) and normal pressure (1 atm (9.8 ⁇ 10 4 Pa)) (for example, the boiling point at normal pressure is about (Oil components of 200 ° C or higher are included), fluid oil components that are fluid at normal temperature and pressure, and are non-solid liquid oils such as silicone oil and non-volatile oils (hydrocarbon oil, ester oil, etc.) Include.
  • the non-volatile liquid oil other than (G) silicone oil is referred to as (G) component.
  • the non-volatile liquid oil component may also contain an oil-soluble ultraviolet absorber corresponding to the component (A). Therefore, in the present invention, the entire component (G) may be composed of (A) an oil-soluble ultraviolet absorber.
  • Non-volatile liquid oils that are contained in the component (G) but do not fall under the ultraviolet absorber (A) include, for example, liquid oils and fats such as hydrocarbon oils and vegetable oils, ester oils, and high molecular weight polyoxyalkylene glycols. included.
  • Specific examples include linseed oil, camellia oil, macadamia nut oil, corn oil, olive oil, avocado oil, sasanqua oil, castor oil, safflower oil, kyounin oil, cinnamon oil, jojoba oil, grape oil, almond oil, rapeseed oil, Sesame oil, sunflower oil, wheat germ oil, rice germ oil, rice bran oil, cottonseed oil, soybean oil, peanut oil, tea seed oil, evening primrose oil, egg yolk oil, liver oil, triglycerin, glyceryl trioctanoate, glyceryl triisopalmitate, etc.
  • Liquid oils and fats Liquid oils and fats: octanoic acid esters such as cetyl octanoate, glyceryl tri-2-ethylhexanoate, isooctanoic acid esters such as tetra-2-ethylhexanoic acid pentaerythritol, lauric acid esters such as hexyl laurate, isopropyl myristate , Myristate such as octyldodecyl myristate , Palmitic acid esters such as octyl palmitate, stearic acid esters such as isocetyl stearate, isostearic acid esters such as isopropyl isostearate, isopalmitic acid esters such as octyl isopalmitate, oleic acid esters such as isodecyl oleate, adipine Adipic acid die
  • the total amount of the component (B) and the component (C) involved in adjusting the viscosity of the oil phase is (G) the total amount of non-volatile liquid oil excluding silicone oil. It is necessary to have a predetermined ratio to the quantity. That is, the ratio of [(B) and (C) total amount of components] / [(G) total amount of non-volatile liquid oil other than silicone oil] (hereinafter referred to as “oil phase thickener ratio”).
  • the ratio is 0.04 or more and less than 0.68, and the ratio is more preferably 0.045 or more and less than 0.5.
  • the ratio is less than 0.04 or 0.68 or more, the improvement of the ultraviolet-ray protective effect by contact with a water
  • an oil-soluble film agent (hereinafter sometimes simply referred to as “(H) component”) can be blended.
  • (H) component an oil-soluble film agent
  • the component (H) is not particularly limited as long as it is usually used in cosmetics. Specifically, polyvinylpyrrolidone (PVP), PVP / dimethylaminoethyl methacrylic acid copolymer, PVP / eicosene copolymer.
  • PVP polyvinylpyrrolidone
  • PVP / dimethylaminoethyl methacrylic acid copolymer PVP / eicosene copolymer.
  • PVP coating agents such as PVP / ethyl methacrylate / methacrylic acid copolymer, PVP / hexadecene copolymer, PVP / VA copolymer, PVP / vinyl acetate / itaconic acid copolymer, styrene / PVP copolymer Ethyl acrylate / acrylic acid amide / acrylic acid copolymer, ethyl acrylate / butyl acrylate copolymer, ethyl acrylate / ethyl methacrylate copolymer, ethyl acrylate / methacrylic acid copolymer, ethyl acrylate / Methyl methacrylate copolymer, octyl acrylate / vinyl acetate copolymer, acrylic Octyl / styrene copolymer, butyl acrylate / vinyl acetate copoly
  • the blending amount is a ratio of [the blending amount of the component (H)] / [(G) the total amount of non-volatile liquid oil other than the silicone oil] (hereinafter referred to as “coating agent ratio”). Is preferably less than 0.5. When the ratio is 0.5 or more, the film feeling becomes strong, and the usability and the cleaning property tend to decrease.
  • the lower limit of the coating agent ratio is not particularly limited, but is preferably 0.01 or more in order to obtain a sufficient blending effect of the coating agent.
  • component (I) polyoxyethylene / polyoxypropylene dialkyl ether (hereinafter sometimes simply referred to as “component (I)”) may be further blended.
  • the component (I) is a polyalkylethylene, polyoxypropylene random or block copolymer dialkyl ether, specifically, polyoxyethylene (14) polyoxypropylene (7) random copolymer dimethyl ether. It is done.
  • the amount of component (I) is preferably 0.001 to 5% by mass based on the total amount of the water-in-oil emulsified sunscreen cosmetic.
  • the water-in-oil type emulsion sunscreen cosmetics of the present invention in addition to the above essential components, components usually used in cosmetics, such as whitening agents, moisturizers, antioxidants (for example, 2,6-t-butyl) -4-methylphenol, etc.), oily active agents, surfactants, aqueous phase thickeners, alcohols, powder components other than spheres, colorants, aqueous active agents, etc. It can be manufactured by the method.
  • the cosmetic of the present invention suppresses whiteness at the time of spraying by not substantially blending the ultraviolet scattering agent, but a small amount of the ultraviolet scattering agent is blended within a range in which the object of the present invention can be achieved. Is not to be excluded.
  • a cosmetic that further enhances the ultraviolet protection effect by incorporating an ultraviolet scattering agent of 2% by mass or less, or 1% by mass or less is also within the scope of the present invention.
  • the water-in-oil type emulsion sunscreen cosmetic of the present invention is particularly suitable for providing as a spray-type sunscreen cosmetic used by filling a dispenser or aerosol container and spraying from a nozzle.
  • the cosmetic filled in the dispenser container is sprayed in a mist form from the nozzle of the dispenser.
  • the aerosol container is filled with the cosmetic of the present invention as a stock solution together with the stock solution and a propellant.
  • the propellant used for this invention will not be specifically limited if it is a propellant which can be used for aerosol products in general.
  • various liquefied petroleum gas (LPG), dimethyl ether, liquefied gas such as a mixture of liquefied petroleum gas and dimethyl ether, compressed gas such as nitrogen gas and carbon dioxide gas, and the like can be used.
  • LPG is a liquefied petroleum gas mainly composed of propane, butane and isobutane.
  • the cosmetics of the present invention can be applied not only to skin care cosmetics but also to makeup cosmetics such as foundations and makeup bases that have a sunscreen effect.
  • a water-in-oil emulsified sunscreen cosmetic having the composition listed in Table 1 and Table 2 below is added to an oily component heated and dissolved to disperse the powder. It was prepared by emulsifying by a stirring process. The following items were evaluated for the cosmetics obtained in each example.
  • Powder sedimentation and solidification of stock solution Good: No powder settling or solidification occurred in the cosmetic stock solution. Poor: Sedimentation and solidification of powder occurred in the cosmetic stock solution. 2. Powder redispersibility (after standing for 12 hours in an aerosol container) Good: The powder was redispersed well by shaking the container. Poor: The agglomerated powder was not redispersed even when the container was shaken.
  • Abs change rate (Abs integrated value after bathing) / (Abs integrated value before bathing) ⁇ 100
  • Abs change rate (%)
  • Comparative Example 1 containing a water-soluble ultraviolet absorber as the component (A), and (B) containing neither an organic modified viscosity mineral nor (C) an oil phase thickener, The dispersibility of the powder was poor, and the effect of improving the UV protection was not observed.
  • Comparative Example 2 in which the water-soluble UV absorber in Comparative Example 1 was replaced with an oil-soluble UV absorber (Polysilicone-15) and a clay mineral and an oil phase thickener were added, the dispersibility of the powder was improved.
  • the blending amount between (B) organically modified viscosity mineral, (C) oil phase thickener and (G) non-volatile liquid oil other than silicone oil does not satisfy the predetermined relationship, and the effect of improving UV protection agent Is not seen.
  • the clay mineral and the oil phase thickener were increased, the properties of good dispersibility of the powder and improved UV protection effect were observed.
  • the blending amount of the spherical resin powder was changed, the feeling of use was improved by increasing the blending amount of the spherical resin powder and adjusting the blending ratio of the spherical organic resin powder and the spherical silicone resin powder. .
  • Example 5 in which volatile cyclomethicone was blended and in Examples 6 to 9 in which it was replaced with volatile dimethicone, both usability (stickiness and dry feeling) and powder dispersibility were good, and when in contact with moisture In addition, the property of improving the UV protection effect was obtained.
  • Examples 6 to 9 in which volatile dimethicone was blended as a volatile silicone oil, the spread became light and the feeling without a coating feeling was improved.
  • Example 9 in which the coating agent was blended, a slight deterioration was observed in the feeling of use, but an advantageous characteristic that the ultraviolet ray protection effect was improved when contacted with moisture was obtained. Moreover, the redispersibility of the powder was remarkably excellent.

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  • Health & Medical Sciences (AREA)
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Abstract

La présente invention vise à fournir un produit cosmétique d'écran solaire pouvant être pulvérisé, qui est exempt d'agents de diffusion d'ultraviolets causant une blancheur et, de ce fait, est transparent immédiatement après application ou pulvérisation, a un excellent effet de protection contre les ultraviolets et confère une sensation agréable d'utilisation, ledit produit cosmétique d'écran solaire ayant en outre une caractéristique innovante et inhabituelle de telle sorte que, lorsqu'il entre en contact avec l'eau, la sueur, etc., l'effet de protection contre les ultraviolets de celui-ci n'est pas détérioré mais, au contraire, accru. La présente invention concerne un produit cosmétique d'écran solaire d'émulsion de type eau-dans-l'huile qui comprend (A) 6-40 % en masse d'un absorbeur d'ultraviolets, (B) un minéral argileux modifié organique, (C) un épaississant de phase huileuse autre que (B), (D) un tensioactif à base de silicone ayant un HLB inférieur à 8, (E) une poudre de résine sphérique, et (F) une huile de silicone volatile, le rapport [la quantité totale du constituant (B) et du constituant (C)]/[la quantité totale de constituants d'huile liquides non-volatils autres que (G) une huile de silicone] étant de 0,04 ou plus et inférieur à 0,68. Le produit cosmétique d'écran solaire selon la présente invention est particulièrement approprié pour être utilisé par pulvérisation à partir d'un pulvérisateur, etc.
PCT/JP2016/079962 2015-10-09 2016-10-07 Produit cosmétique d'écran solaire pouvant être pulvérisé WO2017061604A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US15/765,012 US10426714B2 (en) 2015-10-09 2016-10-07 Sprayable sunscreen cosmetic
EP16853755.3A EP3360534B1 (fr) 2015-10-09 2016-10-07 Produit cosmétique d'écran solaire pouvant être pulvérisé
KR1020187008957A KR20180061202A (ko) 2015-10-09 2016-10-07 분무형 자외선 차단 화장료
CN201680071778.9A CN108366916B (zh) 2015-10-09 2016-10-07 喷雾型防晒化妆品

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JP2015201595 2015-10-09
JP2015-201595 2015-10-09
JP2016-198402 2016-10-06
JP2016198402A JP6263244B2 (ja) 2015-10-09 2016-10-06 噴霧型日焼け止め化粧料

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JP2019202977A (ja) * 2018-05-25 2019-11-28 エア・ウォーター・ゾル株式会社 エアゾール式化粧料
KR20200013664A (ko) * 2017-06-08 2020-02-07 가부시키가이샤 시세이도 유중수형 유화 화장료
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JP2019202977A (ja) * 2018-05-25 2019-11-28 エア・ウォーター・ゾル株式会社 エアゾール式化粧料
CN113710216A (zh) * 2019-04-01 2021-11-26 霍尼韦尔国际公司 个人护理气雾剂组合物、方法和装置
JP2022527070A (ja) * 2019-04-01 2022-05-30 ハネウェル・インターナショナル・インコーポレーテッド パーソナルケアエアゾール組成物、方法及び装置

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