TW201513888A - Skin cosmetic - Google Patents

Abstract

A skin cosmetic comprising the following components (A) to (E): (A) a nonionic surfactant which has a HLB value of 4 to 7, is in a liquid form at 25 DEG C and has a glyceryl group in an amount of 0.005 to 1 mass%; (B) polyethylene glycol which has a number average molecular weight of 2000 to 200000 in an amount of 0.01 to 10 mass%; (C) ethanol in an amount of 5 to 50 mass%; (D) at least one active ingredient selected from a cooling agent, a warming agent, a bactericidal agent, an antiperspirant agent, an astringent agent, a deodorant agent, a skin-whitening agent, a ceramide compound, an anti-inflammatory agent, a blood circulation accelerator, an ultraviolet ray protective agent, an antioxidant agent and a powder; and (E) water.

Description

Skin cosmetics

The present invention relates to a cosmetic, in particular, a skin cosmetic which has high adhesion to the skin but is not sticky, and has high residualness after application to the skin and has a long lasting effect.

In recent years, many moisturizing cosmetics that moisturize the skin or hair have been marketed, and products such as deodorant products and pearlescent agents that maintain the health of the skin or hair and maintain their health are attractive and attractive. These products are proposed to have a lotion type or an ointment type, a solid shape, or a spray or sheet form, and various dosage forms. Moreover, in recent years, products that are aware of the effects of continuing these cosmetic materials have been developed.

For example, Patent Document 1 describes a hair cosmetic containing a cooling sensation-imparting agent and an anthracene derivative having an interfacial activity, which has a good feeling of use and a cooling feeling imparting effect, and Patent Document 2 describes a water-absorbent polymerization. The cosmetic composition of the particles, the antibacterial agent, and the deodorant continues the deodorizing effect.

Further, Patent Document 3 describes an oil-in-water emulsion cosmetic containing a fluorine-modified polyfluorene oxide, a hydrophilic cerium oxide, and a low-HLB nonionic surfactant, which is excellent in makeup durability.

Further, Patent Document 4 describes a cracking lotion containing a highly polymerized polyethylene oxide, a nonionic surfactant, ethanol, water, or a propellant, which has a cool feeling and is easily fused to the skin, and Not sticky.

(Patent Document 1) Japanese Patent Laid-Open Publication No. 2003-104846

(Patent Document 2) Japanese Patent Laid-Open Publication No. 2004-161693

(Patent Document 3) Japanese Patent Laid-Open Publication No. 2004-67648

(Patent Document 4) Japanese Patent Laid-Open Publication No. 2009-191064

The present invention relates to a skin cosmetic comprising the following components (A) to (E): (A) an HLB value of 4 to 7, a liquid form at 25 ° C, and a nonionic surfactant having a glyceryl group of 0.005 ~1% by mass; (B) 0.01 to 10% by mass of polyethylene glycol having a number average molecular weight of 2,000 to 200,000; (C) 5 to 50% by mass of ethanol; (D) selected from a cold sensitizer, a temperature sensitizer, and a bactericide One or more effective effects of a sweating agent, an astringent, a deodorant, a whitening agent, a ceramide, an anti-inflammatory agent, a blood circulation promoter, an ultraviolet defense agent, an antioxidant, and a powder. Ingredients; (E) water.

As described above, the review is carried out in order to continue the effect of the cosmetic. However, in actual use, it is difficult to continue the effect of peeling off the applied cosmetic or removing the cosmetic due to sweat due to contact between the clothes or the hand and the coated portion of the cosmetic.

In addition, in order to improve the sustainability of the effect of the purpose, it is necessary to combine a plurality of components, and the feeling of use is deteriorated, and the sustained effect is temporary, which is unsatisfactory.

The present invention relates to a composition having a simple composition but an active ingredient on the skin. It has a high persistence, and the effect of the active ingredient lasts for a long time, and the skin cosmetic which is excellent in the use feeling is suppressed.

The present inventors have found that by combining a specific nonionic surfactant with polyethylene glycol of a specific molecular weight and ethanol, the residue of the cosmetic on the skin can be improved. A skin cosmetic that is continuous and solves the above problems.

The skin cosmetic of the invention has the advantages of excellent adhesion to the skin and residual of the cosmetic material on the skin. The high persistence allows the effect of the active ingredient to last for a long time. Especially for the persistence of sweat. Also, it is not sticky and has a good sense of use.

In the present invention, after the cosmetic containing the components (A) to (E) is applied to the skin, if the component (C) or the solvent in the cosmetic is volatilized, a gel-like composition having high adhesion is formed. . Usually, the cosmetic applied to the skin is peeled off from the skin due to contact with the coated portion by clothes or hands. Further, since the applied portion diffuses or flows out due to sweating or the like, it is difficult for the applied cosmetic to continuously exert its effect on the skin.

The skin cosmetic of the present invention can maintain its effect for a long period of time because it is highly viscous and residual to the skin and inhibits falling off of the skin.

The nonionic surfactant of the component (A) has an HLB value of 4 to 7, preferably 5 to 6. When the HLB is 7 or less, it is difficult to dissolve in water or sweat, and it is likely to remain on the sweaty skin. Further, it forms a complex with the component (B) to be described later, and has a function as a binder of the component (D) to the skin.

Here, the HLB value indicates an index of Hydrophile Lipophile Balance, and in the present invention, a value calculated by the following formulas by Oda, Teramura, and the like is used.

Further, the nonionic surfactant of the component (A) is a liquid having a glycerin group at 25 ° C.

The liquid state at 25 ° C means that the viscosity at 25 ° C is 100,000 mPa ‧ or less. As such a nonionic surfactant, it is preferred to have a branched alkyl or alkenyl group having a carbon number of 8 to 22, and an ether bond or an ester bond with a glyceryl group, or via an epoxy alkyl bond. By.

The nonionic surfactant as the component (A) is preferably selected, for example, from alkyl glyceryl ether, glycerin fatty acid ester, polyglycerin fatty acid ester, polyoxyethylene glyceryl ether fatty acid ester, polyoxyethylene hardened hydrazine. One or more of sesame oil, polyoxyethylene hardened castor oil fatty acid ester, and the like. Among them, from the viewpoint of easily forming a complex with the component (B), or the flexibility of the obtained composite, and the sweat resistance and abrasion resistance of the composite, it is preferably selected from alkyl glyceryl ether and glycerin fat. One or two or more kinds of the acid esters are more preferably one or more selected from the group consisting of alkyl glyceryl ethers.

Examples of such a component (A) include isostearyl glyceryl ether (HLB 5.4), 2-ethylhexyl glyceryl ether (HLB 7), monoisostearic acid glyceride (HLB 6), and monoisomeric. Stearic acid (degree of polymerization 2) polyglycerol ester (HLB 5.5), monoisostearic acid polyoxyethylene (5) hardened castor oil (HLB 4), monoisostearic acid polyoxyethylene (10) hardened castor oil ( HLB 5), monoisostearic acid polyoxyethylene (15) hardened castor oil (HLB 7), triisostearic acid polyoxyethylene (10) hardened castor oil (HLB 4), triisostearic acid polyoxyethylene (15) Hardened castor oil (HLB 5), triisostearic acid polyoxyethylene (20) hardened castor oil (HLB 6), triisostearic acid polyoxyethylene (30) hardened castor oil (HLB 7), and the like.

Among these, from the viewpoint of residual skin properties, isostearyl glyceryl ether, 2-ethylhexyl glyceryl ether, and monoisostearic acid glyceride are preferred, from the viewpoint of touch. Words, More preferably, it is an isostearyl glyceryl ether.

One or two or more kinds of ingredients (A) can be used, and the residual property of the skin can be observed. In the total composition, the content is 0.005% by mass or more, preferably 0.01% by mass or more, and preferably 1% by mass or less, preferably 0.7% by mass or less, and more preferably 0.5% by mass or less. Further, the content of the component (A) is 0.005 to 1% by mass, preferably 0.01 to 0.7% by mass, and more preferably 0.01 to 0.5% by mass based on the total composition.

The polyethylene glycol of the component (B) has an average molecular weight of 2000 to 200000. The number average molecular weight is preferably from 3,000 to 150,000, more preferably from the viewpoint of the gel of the component (A), the film, and the gel when sweating adhere to the skin when the solvent is volatilized. It is 4000~100000, more preferably 5000~8000, more preferably 6000~60000, even more preferably 6000~40000, and even more preferably 6000~20000.

The component (B) may be used alone or in combination of two or more. From the viewpoint of adhesion to the skin, the content is 0.01% by mass or more, preferably 0.02% by mass or more, and 10% by mass based on the total composition. Hereinafter, it is preferably 5% by mass or less, and more preferably 3% by mass or less. Further, the content of the component (B) is 0.01 to 10% by mass, preferably 0.01 to 5% by mass, and more preferably 0.02 to 3% by mass based on the total composition.

The mass ratio of the component (A) to the component (B) in the skin cosmetic of the present invention ((A)/(B)) is preferably 0.03 or more, and more preferably 0.05 or more from the viewpoint of the properties of the gel of the composite made of the components (A) and (B) and the physical properties of the film. More preferably, it is 0.1 or more, and is preferably 10 or less, more preferably 5 or less, still more preferably 2 or less. Further, the mass ratio ((A)/(B)) of the component (A) to the component (B) is preferably from 0.03 to 10, more preferably from 0.05 to 5, still more preferably from 0.1 to 2. Further, the composite made of the components (A) and (B) is insoluble in water.

The ethanol of the component (C) is used as a complex made of the components (A) and (B) The solubility of the compound, the content is from the viewpoint of the dissolution of the complex made of the components (A) and (B) In the total composition, it is 5% by mass or more, preferably 10% by mass or more, and 50% by mass or less, preferably 40% by mass or less, and more preferably 30% by mass or less. Further, the content of the component (C) is 5 to 50% by mass, preferably 5 to 40% by mass, and more preferably 10 to 30% by mass based on the total composition.

The quality of the components (A) and (B) and the component (C) in the skin cosmetic of the present invention The ratio ((A)+(B)/(C))) is preferably 0.001 or more, more preferably 0.005 or more, from the viewpoint of the properties of the gel of the composite, the physical properties of the coating film, and the solubility of the composite. More preferably, it is 0.01 or more, and is preferably 2 or less, more preferably 1 or less, still more preferably 0.35 or less. Further, the mass ratio of the components (A) and (B) to the component (C) ((A) + (B) / (C)) is preferably 0.001 to 2, more preferably 0.005 to 1, and even more preferably 0.01. ~0.35.

The active ingredient of the component (D) is selected from the group consisting of a cold feeling agent, a temperature sensitive agent, a bactericide, One or more of a sweating agent, an astringent, a deodorant, a whitening agent, a nervous amine, an anti-inflammatory agent, a blood circulation promoter, an ultraviolet defense agent, an antioxidant, and a powder, and are used for usual The cosmetics can be

As the cold sensitizer, for example, menthol, N-ethyl-p-menthane-3-carboxamide (WS-3), N-[[5-methyl-2-(1-methylethyl)) Ethyl ester of cyclohexyl]carbonyl]glycine (3-(p-menthane-3-carboxamide)ethyl acetate; WS-5), N-ethyl-2,2-diisopropylbutane Amine, N-(1,1-dimethyl-2-hydroxyethyl)-2,2-diethylbutanamine, iso-menthol, 3-(1-menthyloxy)propane-1,2 -diol, 3-(L-menthyloxy)-2-methylpropane-1,2-diol, p-menthane-2,3-diol, p-menthane-3,8-diol, etc. Mentanediol, 6-isopropyl-9-methyl-1,4-di Spiro[4,5]nonane-2-methanol, menthyl succinate and its alkaline earth metal salt, trimethylcyclohexanol, N-ethyl-2-isopropyl-5-methylcyclohexane Carboxylamamine, and peppermint oil, peppermint oil, menthone, isomenthone, menthone glycerol ketal, menthyl lactate, 3-(L-menthyloxy)ethane-1-ol, 3-(L- Menthyloxy)propan-1-ol, 3-(L-menthyloxy)butan-1-ol, L-menthyl acetate N-acetamide, 4-hydroxyvalerate L-menthyl ester, 3-hydroxyl L-menthyl butyrate, N,2,3-trimethyl-2-(1-methylethyl)-butanamine, n-ethyl-trans-2-cis-6-decadienylamine, N,N-dimethyl menthyl succinate decylamine, pyrrolidone carboxylic acid menthyl ester, xylitol, butyltetral, menthane, menthone ketal, substituted p-menthane, acyclic carboxy hydrazine Amine, monomenthyl glutarate, substituted cyclohexylamine, substituted cyclohexane carboxamide, substituted menthol, carboxymethyl derivative of p-menthane, 2-mercapto-cyclononanone , 2-isopropyl-5-methylcyclohexanol, cyclohexylamine, menthyl acetate, menthyl salicylate, N,2,3-trimethyl-2-isopropylbutanamine (WS -23), Icilin, 樟, Borneol, eucalyptus oil, peppermint oil, acetate Ester, lavender oil, wasabi extract, wasabi extract, 3,1-menthoxypropane 1,2-diol, and the like.

As the warming agent, for example, capsicum, capsicum extract, and capsicum, Nicotinic acid amide amine, benzyl nicotinic acid, methyl nicotinic acid, phenyl nicotinic acid, nicotinic acid tocopherol and other nicotinic acid derivatives, capsaicin, Dutch pepper extract, pepper extract, Ginger extract, cantharidin extract, etc.

As the bactericide, for example, alginate, triclosan, isopropyl cresol, 3,4,4-trichlorodiphenylurea, triethyl citrate, benzethonium chloride, alkyltrimethylammonium chloride, resorcinol, phenol, sorbic acid, salicylic acid, hexachlorophenol, Chlorhexidine gluconate, chlorhexidine isopropyl phenol hydrochloride, silver-supported zeolite, silver-supported cerium oxide, and the like.

Examples of the sweating agent include aluminum compounds such as aluminum chloride, aluminum aluminum sulfate, aluminum sulfate, aluminum acetate, aluminum chlorohydrate, and allantoin chlorinated hydrocarbon; and zinc phenolsulfonate.

As the astringent, for example, plant extracts (for example, cucumber extract, peach leaf extract, carrot extract, astragalus extract, sage extract, grape extract, coffee extract, witch hazel extract, etc.) may be mentioned. , organic acids (such as lactic acid, tartaric acid, succinic acid, citric acid, etc.), metal chlorides (such as sea salt, rock salt, zinc chloride, aluminum chloride, ferric chloride, etc.), metal oxides (such as calamine, oxidation Zinc, etc., honey, vitamins (eg sight Acids and derivatives thereof, ascorbic acid and its derivatives, tocopherol and its derivatives, carnitine and its derivatives), oils or sebum inhibitors (such as eucalyptus oil, lavender oil, caffeine, etc.).

Examples of the deodorant include iron salts such as iron sulfate and iron hydrochloride, and both sexes. Ion exchange resin, cationic ion exchange resin, ion exchange resin such as anionic ion exchange resin, activated carbon, fibrillated carbon adsorbent, zeolite, activated clay, chloramine T, paraben, phenol, phenoxy Ethanol, polyphenols, cyclodextrin, mushroom extract, South African tea (Rooibos) extract, iron sodium chlorophyll, activated carbon, zeolite zinc oxide, ginseng (hydroxymethyl) amino methane, 2-amino-1, 3-propanediol, 2-amino-2-methyl-1,3-propanediol, 2-amino-2-ethyl-1,3-propanediol, 2-amino-2-hydroxymethyl-1,3 a polyhydroxylamine compound such as propylene glycol or 2-amino-2-hydroxyethyl-1,3-propanediol.

As a whitening agent, for example, chamomile extract, arbutin, citric acid, Allantoin, vitamin E and its derivatives, glycyrrhizin, ascorbic acid and its derivatives, pantothenic acid derivatives, placental extract, glabridin, liquiritin, astragalus extract, inulin extract, Grape extract, tomato extract, carotenoids (carotene, lycopene, astaxanthin, etc.), hydroquinone and its derivatives, serine and its derivatives, asparagus extract, boxing extract, wild rose Extract, Acanthopanax Extract, Bowl Bean Extract, Bitter Extract, Coffee Extract, Wujiapi Extract, Asarum Extract, Peony Extract, Angelica Extract, Rose Extract, Saxifrage Extract Things and so on.

Examples of the neuropterin include neuropterin, ceramide, phytosphingosine, sphingolipid, sphingolipid, and the like.

Examples of the anti-inflammatory agent include salicylic acid derivatives such as glycyrrhizic acid derivatives, glycyrrhetic acid derivatives, methyl salicylate, and salicylic acid glycol esters, hinokitiol, zinc oxide, allantoin, and the like. Internal acid, thiotaurine, hypotaurine, indomethacin, isoprofen, chlorinated lysozyme, melon, gamma-glutol, tocopherol acetate, vitamin B and Derivatives, sulfur and its derivatives, turmeric extract, astragalus extract, forsythia extract, comfrey extract, watercress extract, mantle extract, elderberry extract, cattail extract, sapindus extract, Eucalyptus extract, wormwood extract, etc.

Examples of the blood circulation promoting agent include benzyl nicotinic acid, β-butoxyethyl nicotinic acid, capsaicin, zingerone, canthax, fish fat, tannic acid, α-borneol, and nicotinic acid. Phenol, nicotinic acid methylhexicotinic acid inositol, cyclosporin (cyclospasmol), cinnamon (cinnarizine), benzimidazoline, acetylcholine, verapamil, cephalosporin, gamma-glutenol, 3-octyl azlactone, peony, angelica, chuanxiong, clove, tooth decay Dish, Atractylodes, Tangerine, Rosemary, Mustard, Capsicum, Pueraria, Atractylodes, Valerian, Nepeta, Magnolia, Spruce, Carrot, Cinnamon, Mint, Hazelnut, Cangpu, Wormwood, Yellow Lotus, Astragalus, Ginkgo Such as raw drugs and their extracts.

Examples of the ultraviolet shielding agent include dihydroxydiphenyl ketone, dihydroxydimethoxydiphenyl ketone, hydroxymethoxydiphenyl ketone sulfonate, and dihydroxydimethoxydiphenyl ketone disulfonate. a diphenyl ketone derivative such as a salt or the like, a methoxycinnamic acid derivative such as 2-ethylhexyl methoxycinnamate, a benzene derivative, a p-aminobenzoic acid derivative, or an anthranilic benzoic acid derivative. , 4-imidazole acrylic acid derivative, coumarin derivative, amino acid compound, benzotriazole derivative, tetrazole derivative, imidazoline derivative, pyrimidine derivative, Alkane derivatives, camphor derivatives, furan derivatives, piperidine derivatives, nucleic acid derivatives, allantoin derivatives, pyridoxine derivatives, pyridoxal derivatives, pyridoxamine derivatives, safflower biflavonoids Amenthoflavone), neosakuranin, 6-dehydrolic acid, three Derivatives (4,4',4"-(1,3,5-three -2-tris-triimido) phenylene benzoate-2-ethylhexyl, etc., phospholipid chromone derivative, L-carnosine zinc complex, umbelliferone, esculin, benzyl cinnamate Ethylhexyl methoxycinnamate, oxybenzone, benzophenone, octyl ketone, sulphonone, benzo resorcinol, arbutin, cucurbit, shikonin, begalin, jaundice , berberine, phenyl dibenzimidazole tetrasulfonate disodium (Neo Heliopan), chlorophyll, lutein, Escalol, zinc oxide, talc, kaolin, benzoin extract, vanilla extract, tidal algae Extract, Cladophora gracilis extract, Cladophora extract, Rhizoma extract, Auricularia extract, Hairy extract, Spirulina extract, Dinoflagellate extract, Red algae extract, Bismuth extract , anthocyanin extract, Pacific stone cauliflower extract, chlorella extract, and the like.

Examples of the antioxidant include tocopherols and dibutylhydroxytoluene. Butyl hydroxyanisole, gallic acid ester, phosphoric acid, citric acid, ascorbic acid, maleic acid, malonic acid, succinic acid, fumaric acid, cephalin, hexametaphosphate, phytic acid, B Diamine tetraacetic acid and the like.

Further, examples of the powder include nylon resin, polystyrene resin, and poly Organic powders such as vinyl resin, polymethyl methacrylate resin, (meth) acrylate resin, polyoxyxylene resin, polyoxyxylene rubber powder, cellulose beads, etc.; clay mineral, tannic acid, phthalic anhydride Inorganic powders such as magnesium silicate, magnesium oxide, zinc oxide, titanium oxide, aluminum oxide, aluminum sulfate, alum, calcium sulfate, barium sulfate, magnesium sulfate, and the like.

As the clay mineral, for example, clay minerals belonging to the kaolin group such as kaolinite, pearl stone, dick stone, and Hele stone; clay belonging to the serpentine group such as serpentine, magnesium-aluminum serpentine, and green cone stone may be mentioned. a clay mineral belonging to the pyrophyllite group such as pyrophyllite and talc; a mica-type clay mineral belonging to mica such as illite, glauconite, chlorite, sericite, muscovite, etc.; montmorillonite, Aluminous minerals belonging to the bentonite group such as aluminum bentonite, nontronite, saponite, hectorite, saponite, strontite, bentonite, etc.; clay minerals belonging to vermiculite; belonging to chlorite, etc. Clay minerals; clay minerals can be either natural or synthetic.

In the present invention, when the adhesion to the skin is suppressed and the cold sensitizer is used, From the viewpoint of the cooling feeling after coating, the clay mineral is preferably contained; and based on the same viewpoint, it is preferably a clay mineral belonging to the bentonite group, more preferably hectorite, bentonite or saponite. Commercially available products include, for example, Kunipia, Sumecton (all manufactured by KUNIMINE CORPORATION), VEEGUM (manufactured by Vanderbilt Co., Ltd.), Laponite (manufactured by Rockwood Co., Ltd.), and fluorotetramite (manufactured by Topy Industries, Inc.).

The component (D) can be used singly or in combination of two or more kinds, and an effective amount of each active ingredient can be formulated.

For example, when a cold sensitizer or a temperature sensitive agent is used as the component (D), the content thereof is in the total composition, preferably 0.01 to 5% by mass, more preferably 0.05 to 1% by mass, still more preferably 0.1 to 0.1%. 0.5% by mass.

When a bactericide, a sweating agent, an astringent agent, or a deodorant is used as the component (D), the content thereof is in the total composition, preferably 0.01 to 10% by mass, more preferably 0.05 to 5% by mass, and still more Good is 0.05~1% by mass.

When a whitening agent, a nervous steroid, an anti-inflammatory, or a blood circulation promoter is used as the component (D), the content thereof is in the total composition, preferably 0.01 to 10% by mass, more preferably 0.05 to 5% by mass. More preferably, it is 0.1 to 5% by mass.

When a UV inhibitor, an antioxidant, or a powder is used as the component (D), the content thereof is in the total composition, preferably 0.01 to 20% by mass, more preferably 0.05 to 10% by mass, still more preferably 0.05%. 5 mass%.

In the powder of the component (D), when the clay mineral is used, the viewpoint of suppressing adhesion to the skin and the effect of enhancing the effect of the active ingredient are improved, and when the clay mineral and the cold feeling agent are used in combination, the coating is immediately improved. In view of the cooling sensation, the content is preferably 0.001% by mass or more, more preferably 0.01% by mass or more, and is preferably 0.1% by mass or less, and more preferably 0.05% by mass or less. Again, from the same point of view, clay mines The content of the substance is preferably 0.001 to 0.1% by mass, more preferably 0.01 to 0.05% by mass, based on the total composition.

In the present invention, from the viewpoint of suppressing stickiness to the skin, it is preferred to contain at least one selected from the group consisting of a cold feeling agent, a bactericide, and a deodorant, and a powder as the component (D). As the powder, the above clay mineral is preferred.

At least one selected from the group consisting of a cold sensitizer, a bactericide, and a deodorant, and a mass ratio of the powder (selected from at least one of a cold sensitizer, a bactericide, and a deodorant/powder) to suppress the skin From the viewpoint of stickiness, it is preferably 1/1 to 60/1, more preferably 5/1 to 55/1, even more preferably 10/1 to 50/1, and even more preferably 20/1~ 50/1.

As component (D), the composition of the composite made from components (A) and (B) From the viewpoint of the retention of (D), a bactericide, a cold sensitizer, a powder, a ceramide, an ultraviolet ray preventive agent, and more preferably, isopropyl cresol or menthol is preferable. Camphor, powder, neuropterin, 2-ethylhexyl methoxycinnamate, and the like.

In the present invention, the content of water of the component (E) is determined by the viscosity and feeling of use of the preparation. In view of the total composition, it is preferably 40% by mass or more, more preferably 50% by mass or more, and is preferably 95% by mass or less, and more preferably 90% by mass or less. Further, the content of water is in the total composition, preferably 40 to 95% by mass, more preferably 50 to 90% by mass.

In the skin cosmetic of the present invention, the ingredients (A) and (B) are made of water insoluble. a complex of sex that forms a gel in water. Here, the composite is soluble in water by containing the component (C). When the skin cosmetic of the present invention is applied to the skin, since the component (C) evaporates, the water-insoluble complex precipitates, and the composite becomes a gel and remains in the skin in the form of the component (D). Therefore, in the skin cosmetic of the present invention, the component (D) does not have a property such as a solid or a liquid, but is retained in the gel prepared from the components (A) and (B).

When a bactericide containing isopropyl cresol or the like is used as the component (D), the component It is present in a cosmetic material that becomes a gel-like composition on the skin, and does not fall off from the skin, and can stay on the skin, and can maintain high bactericidal properties for a long period of time and has high deodorizing performance.

In addition, when a cold sensitizer such as menthol is used as the component (D), the cosmetic is dried, and it is present in a cosmetic material which is gelatinous or film-like on the skin. The menthol-containing cosmetic material has a high cooling feeling immediately after application, but its cooling sensation is low. In the present invention, since menthol is left in the gel composition after drying, water is supplied from the skin by sweating or loss of water, and the cooling feeling of menthol can be obtained again.

Furthermore, it is a poorly soluble component containing high levels of crystallinity. In the case of the component (D), the general cosmetic material is crystallized as the solvent evaporates after application, and the permeability to the skin is extremely low. In the present invention, since the component (D) is ingested into the gel-like composition and repels crystallization, it can be present on the skin for a long period of time, and thus has excellent permeability to the skin.

In addition, when the powder is contained as the component (D), since the powder is adsorbed to the gel-like composition and does not fall off from the skin, the powder-specific use feeling or sebum absorption ability can be maintained. The persistence of makeup retention, the persistence of sunscreen effects such as ultraviolet light scattering agents, and the like.

Further, when the ultraviolet absorber is contained as the component (D), the ultraviolet absorber is highly dense and highly soluble in the skin, so that the sunscreen effect can be maintained.

The performance of such effects can be achieved by the above-described compositional content and combination, and is quite different from the conventional continuous techniques.

The skin cosmetic of the present invention may further contain (F) a water-soluble high score It can further enhance the residual skin. The water-soluble polymer of the component (F) means a component other than the component (B). As the water-soluble polymer, any of a natural polymer, a semi-synthetic polymer, and a synthetic polymer can be used.

Examples of the natural polymer include, for example, Sanxian gum, carrageenan, and alginic acid. Examples of the semisynthetic polysaccharide-based polymer include modified polysaccharides such as hydroxycellulose, hydroxypropylcellulose, sodium carboxymethylcellulose, methylcellulose, hydroxymethylcellulose, and cationized cellulose. Examples of the synthetic polymer include acrylic polymers such as carbomer (crosslinked polyacrylic acid), polyacrylic acid, sodium polyacrylate, and acrylic acid/alkyl methacrylate copolymer; polyvinylpyrrolidone and poly Vinyl alcohol, cationized polyvinylpyrrolidone, and the like. Among these, carbomer, acrylic acid/alkyl methacrylate copolymer, hydroxypropyl cellulose, and sodium carboxymethyl cellulose are preferable.

As a commercial product of carbomer, for example, Carbopol 910, Carbopol 934, Carbopol 940, Carbopol 941, Carbopol 980, Carbopol 981 (above, manufactured by Lubrizol Advanced Materials, Inc.), etc.; commercially available as acrylic acid/alkyl methacrylate copolymer, for example, Carbopol 1382, Carbopol ETD2020 , PEMULEN TR-1, PEMULEN TR-2 (above, manufactured by Lubrizol Advanced Materials, Inc.), etc., and commercially available products of hydroxypropylcellulose, for example, HPC-M, HPC-H (made by Nippon Soda), etc. The commercially available product of sodium carboxymethyl cellulose may, for example, be CMC Daicel (manufactured by Daicel Chemical Industry Co., Ltd.).

The water-soluble polymer of the component (F) may be used alone or in combination of two or more. The content is preferably 0.01% by mass or more, more preferably 0.05% by mass or more, and is preferably 5% by mass or less, and more preferably 3% by mass or less, from the viewpoint of the feeling of use and the total composition. Further, the content of the component (F) is in the total composition, and is preferably 0.01 to 5% by mass, more preferably 0.05 to 3% by mass.

The skin cosmetic of the present invention may further contain (G) a viscosity at 25 ° C The oil agent of 50 mPa·s or less can further improve the permeability when the viscosity is suppressed and the component (D) is a poorly soluble substance.

Here, the viscosity was measured by a B-type viscometer (60 rpm, 1 min, 30 ° C).

As such an oil agent, if it is a user of a usual cosmetic, it can be exemplified Such as polyoxyl oil, hydrocarbon oil, ester oil, ether oil, etc.; such as light isoparaffin, mobile isoparaffin, squalane, squalene, etc., linear or branched hydrocarbon oil; fatty acid esters, polyol fatty acids Ester oils such as esters; dimethyl polyoxane, cyclomethacrylate, oxime, trioxomethoxymethyl ketone, ethyl trioxane, dimethylcyclopolysiloxane, Polyoxyphthalic acid such as methylphenyl polyoxyalkylene, methylhydrogen polyoxyalkylene, higher alcohol modified organic polyoxyalkylene; fluoropolyether, perfluoroalkyl ether, polyfluorene, etc. .

Examples of the ester oil include isodecyl isononanoate and isodecyl isononanoate. Dipentanoic acid neopentyl glycol, hexyl laurate, isopropyl myristate, myristyl myristate, cetyl myristate, 2-octyldodecan myristate, Isopropyl palmitate, 2-ethylhexyl palmitate, etc.; vegetable oils such as jojoba oil, olive oil, etc.; animal oils such as liquid lanolin.

The ether oil may, for example, be an alkyl-1,3-dimethylbutyl ether or a didecyl ether. Among these, as the component (F), from the viewpoint of feeling of use, dicaptanic acid neopentyl glycol, isodecyl isononanoate, isodecyl isononanoate, and more preferably two. Neopentyl glycol citrate.

The oil agent of the component (G) can be used alone or in combination of two or more. The content is preferably 0.05% by mass or more, more preferably 0.1% by mass or more, and is preferably 10% by mass or less, and more preferably 5% by mass or less, based on the total composition. Further, the content of the component (G) is in the total composition, and is preferably from 0.05 to 10% by mass, more preferably from 0.1 to 5% by mass.

The skin cosmetic of the present invention may contain, in addition to the above components, Other ingredients used in regular cosmetics.

In the skin cosmetic of the present invention, the component (B) and the component (C) are dissolved in water, and the component (A) and the component (D) are further added, and other components may be added as needed, and the mixture may be made uniform. It can be used as a foundation cream, lotion, cream, lotion, lotion, sweating agent, deodorant, and the like. Among them, it is more suitable as a deodorant.

The skin cosmetic of the present invention may be applied by hand or in a woven or non-woven fabric, and applied to the skin, preferably the skin except the scalp, preferably to the face, the body, the hands and feet, and the like. Use it.

In the above embodiment, the present invention further discloses the following composition.

<1> A skin cosmetic containing the following components (A) to (E): (A) an HLB value of 4 to 7, a liquid form at 25 ° C, and a nonionic surfactant having a glyceryl group of 0.005~ 1% by mass; (B) 0.01 to 10% by mass of polyethylene glycol having a number average molecular weight of 2,000 to 200,000; (C) 5 to 50% by mass of ethanol; (D) being selected from a cold sensitizer, a temperature sensitizer, a bactericide, One or more active ingredients of a sweating agent, an astringent, a deodorant, a whitening agent, a nervous amine, an anti-inflammatory agent, a blood circulation promoter, an ultraviolet defense agent, an antioxidant, and a powder; )water.

<2> The skin cosmetic according to the above <1>, wherein the nonionic surfactant of the component (A) preferably has an HLB value of 5 to 6, and a viscosity at 25 ° C of 100,000 mPa·s or less.

<3> The skin cosmetic according to the above <1> or <2>, wherein the nonionic surfactant of the component (A) preferably has a branched alkyl group or an alkenyl group having a carbon number of 8 to 22, A glyceryl group is bonded to an ether bond or an ester bond, or bonded via an alkylene oxide group.

The skin cosmetic according to any one of the above-mentioned items, wherein the nonionic surfactant of the component (A) is preferably selected from the group consisting of alkyl glyceryl ethers and glycerin fatty acid esters. Polyglycerol fatty acid ester, polyoxyethylene glyceryl ether fatty acid ester, polyoxyethylene hardened castor oil, polyoxyethylene One or two or more kinds of hardened castor oil fatty acid esters, and more preferably one or more selected from the group consisting of alkyl glyceryl ethers and glycerin fatty acid esters, and more preferably selected from alkyl glyceryl ethers. One or two or more.

The skin cosmetic according to any one of the above-mentioned items, wherein the nonionic surfactant of the component (A) is preferably isostearyl glyceryl ether or 2-ethylhexyl group. Glyceryl ether, glyceryl monoisostearate, more preferably isostearyl glyceryl ether.

(6) The skin cosmetic according to any one of the above-mentioned items, wherein the content of the component (A) is preferably 0.01 to 0.7% by mass, more preferably 0.01 to 0.5% by mass based on the total composition. %.

The skin cosmetic of any one of the above-mentioned items <1> to <6>, wherein the component (B) has a polyethylene glycol coefficient average molecular weight of preferably 3,000 to 150,000, more preferably 4,000 to 100,000. More preferably, it is 5,000 to 80,000, more preferably 6,000 to 60,000, still more preferably 6,000 to 40,000, and even more preferably 6,000 to 20,000.

The skin cosmetic according to any one of the above-mentioned items, wherein the content of the component (B) is 0.01 to 5% by mass, more preferably 0.02 to 3% by mass based on the total composition.

<9> The skin cosmetic according to any one of <1> to <8>, wherein the mass ratio of the component (A) to the component (B) ((A)/(B)) is preferably 0.03 to 10 More preferably, it is 0.05 to 5, and even more preferably 0.1 to 2.

<10> The skin cosmetic according to any one of the above-mentioned items, wherein the content of the component (C) is preferably from 5 to 40% by mass, more preferably from 10% by weight based on the total composition. 30% by mass.

<11> The skin cosmetic according to any one of the above <1> to <10> wherein the mass ratio of the components (A) and (B) to the component (C) ((A)+(B)/(C) )) is preferably 0.001 to 2, more preferably 0.005 to 1, and even more preferably 0.01 to 0.35.

<12> The skin cosmetic according to any one of the above <1> to <11, wherein the component (D) is preferably It is one or more selected from the group consisting of a bactericide, a cold sensitizer, a powder, a ceramide, and an ultraviolet ray inhibitor; more preferably isopropyl cresol, menthol, camphor, powder, or ceramide, 2-ethylhexyl methoxycinnamate.

<13> The skin cosmetic according to any one of the above-mentioned items, wherein, in the case where the component (D) is a cold feeling agent or a temperature sensitive agent, the content is preferably 0.01% in the total composition. 5 mass%, more preferably 0.05 to 1 mass%, still more preferably 0.1 to 0.5 mass%.

The skin cosmetic according to any one of the above-mentioned items, wherein the component (D) is a bactericide, a sweating agent, an astringent or a deodorant, and the content thereof is based on the total composition. The amount is preferably 0.01 to 10% by mass, more preferably 0.05 to 5% by mass, still more preferably 0.05 to 1% by mass.

<15> The skin cosmetic according to any one of the above-mentioned items, wherein the component (D) is a whitening agent, a nervous amine, an anti-inflammatory, or a blood circulation promoting agent, and the content thereof is The total composition is preferably 0.01 to 10% by mass, more preferably 0.05 to 5% by mass, still more preferably 0.1 to 5% by mass.

The skin cosmetic according to any one of the above-mentioned items, wherein the component (D) is an ultraviolet ray inhibitor, an antioxidant, or a powder, and the content thereof is preferably a total composition. 0.01 to 20% by mass, more preferably 0.05 to 10% by mass, still more preferably 0.05 to 5% by mass.

The skin cosmetic according to any one of the above-mentioned items, wherein the component (D) contains at least a powder; the powder is preferably a clay mineral; preferably selected from the group consisting of kaolinite, Clay minerals belonging to the kaolin group such as pearl stone, Dick stone, Hele stone, etc., clay minerals belonging to the serpentine group such as serpentine, magnesium-aluminum serpentine, and green cone stone, pyrophyllite, talc, etc. Clay minerals of the pyrophyllite group, mica-type clay minerals such as irayite, glauconite, chlorite, sericite, muscovite, etc., mica, etc., montmorillonite, aluminum bentonite, smectite, soapstone , a clay mineral belonging to the bentonite group such as hectorite, saponite, strontite, bentonite, etc., belonging to a clay mineral such as vermiculite, belonging to at least one of clay minerals such as chlorite; more preferably The clay mineral belonging to the bentonite group is more preferably hectorite, bentonite or saponite.

<18> The skin cosmetic of the above <17>, wherein when the clay mineral as the powder is used as the component (D), the content thereof is preferably 0.001% by mass or more, more preferably 0.01% by mass or more, and It is preferably 0.1% by mass or less, more preferably 0.05% by mass or less, more preferably 0.001% by mass to 0.1% by mass, still more preferably 0.01% by mass to 0.05% by mass.

The skin cosmetic according to any one of the above-mentioned items, wherein at least one selected from the group consisting of a cold feeling agent, a bactericide, and a deodorant, and a powder as a component (D) are contained. At least one selected from the group consisting of a cold sensitizer, a bactericide, and a deodorant, and a mass ratio to the powder (at least one selected from the group consisting of a cold sensitizer, a bactericide, and a deodorant/powder) is preferably 1/ 1~60/1, more preferably 5/1~55/1, even more preferably 10/1~50/1, and even more preferably 20/1~50/1.

The skin cosmetic according to any one of the above-mentioned items, wherein the content of water of the component (E) is in the total composition, preferably 40 to 95% by mass, more preferably 50. ~90% by mass.

The skin cosmetic according to any one of the above aspects, wherein the component (F) other than the component (B) further contains 0.01 to 5% by mass of the water-soluble polymer.

<22> The skin cosmetic according to the above <21>, wherein the water-soluble polymer of the component (F) is preferably Sanxian gum, carrageenan, alginic acid, hydroxycellulose, hydroxypropylcellulose, or carboxymethyl group. Acrylic acid such as cellulose sodium, methyl cellulose, hydroxymethyl cellulose, cationized cellulose, carbomer (crosslinked polyacrylic acid), polyacrylic acid, sodium polyacrylate, acrylic acid/alkyl methacrylate copolymer a polymer, polyvinylpyrrolidone, polyvinyl alcohol, cationized polyvinylpyrrolidone; more preferably carbomer, acrylic acid / alkyl methacrylate copolymer, Hydroxypropyl cellulose, sodium carboxymethyl cellulose.

<23> The skin cosmetic of the above <21> or <22>, wherein the content of the water-soluble polymer of the component (F) is preferably 0.05 to 3% by mass based on the total composition.

The skin cosmetic according to any one of the above-mentioned items, which further comprises (G) an oil agent having a viscosity of 50 mPa ‧ or less at 25 ° C of 0.05 to 10% by mass.

<25> The skin cosmetic according to the above <24>, wherein the oil agent of the component (G) is preferably a polyphthalic acid oil, a hydrocarbon oil, an ester oil or an ether oil, more preferably a neopentyl glycol dipentoxide. Isodecyl isononanoate, isotridecyl isononanoate, more preferably neopentyl glycol dipentoxide.

<26> The skin cosmetic of the above <24> or <25>, wherein the content of the oil agent of the component (G) is preferably from 0.1 to 5% by mass based on the total composition.

<27> A skin cosmetic according to any one of the above <1> to <26>, which is applied to the skin, preferably a skin other than the scalp, more preferably a face or a body. Hands and feet, etc.

<28> The skin cosmetic of any one of the above <1> to <26> is applied to the skin to keep the component (D) on the skin.

[Examples] Production Example 1 (manufacture of lauryl methacrylate ‧ dimethacrylate ethylene glycol methacrylate copolymer)

82 g of lauryl methacrylate, 3 g of methacrylic acid, 15 g of ethylene glycol dimethacrylate, and 2 g of lauryl peroxide were placed in a beaker, and the mixture was stirred and dissolved. 400 g of ion-exchanged water in which 0.75 g of N-stearyl sulfonyl-N-methyl taurate (SMT) was dissolved was added thereto, and the mixture was dispersed by a homogenizer until the particle diameter became 2.2 μm. Inject this dispersion into 4 In the mouth flask, nitrogen substitution was carried out for 30 minutes while stirring. The internal temperature of the flask was warmed to 80 ° C by an oil bath, and after polymerization was carried out for 5 hours at 80 ° C, 3.9 g of 1N NaOH was added dropwise for neutralization. After neutralization, cool to room temperature. The dispersion of the polymerized particles is freeze-dried and the particles are recovered. The neutralizing degree of the carboxyl group of the neutralized product was 11.2%.

[Examples 1 to 20, Comparative Examples 1 to 3]

Skin cosmetics having the compositions shown in Tables 1 and 2 were produced, and the strength of the adhesive immediately after application, the residual property of the bactericide, and the feeling of returning to coolness were evaluated. The results are combined and shown in Tables 1 and 2.

(Production method)

A component (B) polyethylene glycol or a component (F) water-soluble polymer is added to one part of the component (E) water to obtain a dispersion. To the component (C) ethanol, a component (A) isostearyl glyceryl ether, a component (D) active ingredient, and a component (G) oil agent are added to obtain a dispersion. The obtained two kinds of dispersions were mixed and stirred until uniform. Next, the remaining component (E) and potassium hydroxide were added to neutralize the water-soluble polymer, and the mixture was stirred until uniform to obtain a skin cosmetic.

(evaluation method) (1) Whether there is adhesive feeling after coating:

Four of the panelists were evaluated for the application of each skin cosmetic to the inside of the front wrist (5 × 5 cm ² ) according to the following criteria, and whether there was a sticky feeling immediately after application. The results are expressed as an average of 4 people.

5: Completely no sticky feeling.

4: I feel a little sticky.

3: Less sticky feeling.

2: A little sticky feeling.

1: There is a sticky feeling.

(2) Residue of bactericide (shake method):

0.1 g of each skin cosmetic was applied to the inside of the front wrist (5 × 5 cm ² ), and allowed to stand at room temperature for 7 hours. The cosmetic application portion was placed upward, and was fixed by abutting against a glass having a diameter of 3.5 cm. 1 mL of acetone was placed here, and it was collected after contact with the cosmetic coating portion. Repeat this 3 times. Isopropyl phenol was quantified by liquid chromatography from the recovered liquid. The residual ratio (%) was determined from the content of isopropyl cresol of the applied cosmetic.

(3) Respond to the intensity of cold feeling

The menthol which is a cold sensitizer loses the cooling sensation after being applied for a while, but in the present invention, the menthol retained in the gel-like composition formed by drying after the application of the cosmetic is caused by sweating When the water is increased and absorbed again by the skin, you can feel the cold feeling. The evaluation of such a cool feeling is evaluated.

In other words, 5 g of each skin cosmetic was applied to the body trunk, and after 7 hours, the table was lifted and lowered for 10 minutes in an environment of 25 degrees and 40%, and forced sweating was performed according to the following reference function (N=4). The cold feeling of time. The results are expressed as an average of 4 people.

4: Feel a strong sense of coldness.

3: I feel a cold feeling.

2: I feel a little cold.

1: I don't feel cold.

[Examples 21 to 23 and Comparative Examples 4 to 6]

In the same manner as in Examples 1 to 20, a skin cosmetic having the composition shown in Table 3 was produced, and the strength of the adhesive immediately after application, the residual property of the sterilizing agent, and the feeling of returning to coolness were evaluated. Further, the residual property of the powder, the permeability of the neuropterin, and the residual property of the ultraviolet absorber were evaluated. The results are combined and shown in Table 3.

(evaluation method) (1) Residue of powder:

The evaluation of the residualness of the powder on the skin was carried out using a Coulter Counter (Multisizer 4: Beckman Coulter). 0.1 g of each skin cosmetic was applied to the inside of the front wrist (5 × 5 cm ² ), and allowed to stand at room temperature for 7 hours. The cosmetic application portion was placed upward, and was fixed by abutting against a glass having a diameter of 3.5 cm. 1 mL of acetone was placed here, and it was collected after contact with the cosmetic coating portion. Repeat this 3 times. An 8 M urea solution was added to the recovered liquid, and diluted to 10 times to dissolve the stratum corneum peeled off from the skin. Thereafter, centrifugation (10000 rpm × 10 min) was carried out to precipitate a powder, and the supernatant was removed. The precipitated powder was dispersed by water, and the amount of the powder in the obtained solution was quantified by a Coulter counter. The residual property was evaluated as the residual ratio (%) from the relationship between the amount of the powder immediately after application to the skin and the amount of the powder recovered after 7 hours.

(2) Permeability of neural guanamines:

The evaluation of the permeability of the ceramides to the skin is carried out by blending the fluorescently labeled ceramide into the cosmetic. The fluorescent marker neural amine was fluorescently labeled with neuropterin (BODIPY-FL-C5-Ceramide, manufactured by Invitrogen).

Three-dimensional culture of skin: TESTSKIN LSE-high (manufactured by Toyobo Co., Ltd.) was taken to a vertical diffusion tank (37 ° C constant), and a cosmetic material of 20 μg/cm ² was applied to the skin. After 18 hours, the skin surface was washed with ethanol to remove the makeup remaining on the surface. A certain amount of skin was cut with a biopsy forceps and immersed in ethanol. Ultrasonic treatment was performed for 1 hour, and the fluorescent marker, which is infiltrated into the skin, was extracted. The extracted solution was filtered, and the amount of fluorescence was quantified using a fluorescence spectroscope. The amount of permeation (%) was calculated from the relationship between the amount of the fluorescent amine which was applied and the amount of fluorescence of the neuropterin permeated into the skin. The case where the fluorescent marker in the applied cosmetic was all absorbed by the skin was regarded as 100%.

(3) Residue of UV absorber:

Ethylhexyl methoxycinnamate (Uvinul MC80: BASF Corporation) was contained in each skin cosmetic and evaluated.

0.1 mg of each skin cosmetic was applied to a quartz plate (10 x 10 cm, 2 cm), uniformly stretched by a bar coater, and dried for 10 minutes. After drying, the SPF value was measured using an SPF analyzer (manufactured by Optometices Co., Ltd.). Thereafter, after immersing in warm water (about 40 ° C) for 80 minutes, the SPF value was measured again. The SPF persistence described in the following formula was calculated from each SPF value, and evaluated according to the following criteria.

SPF persistence (%) = SPF value after water treatment / SPF value before water treatment × 100

(judgment basis)

5: SPF persistence is above 90% (very persistent).

4: The SPF persistence is 70% or more and less than 90% (sustainability is high).

3: The SPF persistence is 50% or more and less than 70% (sustainable).

2: The SPF persistence is 30% or more and less than 50% (less persistence).

1: SPF persistence is less than 30% (no persistence).

[Examples 24 to 27, Comparative Examples 7 to 10]

The skin cosmetics shown in Table 4 were produced in the same manner as in Examples 1 to 20, and the strength of the adhesive immediately after application, the residual property of the sterilizing agent, and the feeling of returning to coolness were evaluated. The results are combined and shown in Table 4.

[Examples 28 to 31]

Skin cosmetics having the compositions shown in Table 5 were produced in the same manner as in Examples 1 to 20, and the strength of the adhesive immediately after application, the residual property of the sterilizing agent, and the feeling of returning to coolness were evaluated. Further, the cooling feeling immediately after application was evaluated. The results are combined and shown in Table 5.

(evaluation method)

Four of the panelists were evaluated for the cooling sensation immediately after application of each skin cosmetic to the inside of the front wrist (5 × 5 cm ² ) according to the following criteria. The results are expressed as an average of 4 people.

5: There is a strong sense of coldness.

4: There is a sense of coldness

3: A little cold feeling.

2: Only a little cold feeling.

1: No cold feeling.

Claims (7)

A skin cosmetic comprising the following components (A) to (E): (A) having an HLB value of 4 to 7, liquid at 25 ° C, and a nonionic surfactant having a glyceryl group of 0.005 to 1 mass (B) 0.01 to 10% by mass of polyethylene glycol having an average molecular weight of 2000 to 200,000; (C) 5 to 50% by mass of ethanol; (D) selected from the group consisting of a cold feeling agent, a temperature sensitive agent, a bactericide, and sweating. One or more active ingredients of a dose, an astringent, a deodorant, a whitening agent, a ceramide, an anti-inflammatory agent, a blood circulation promoter, an ultraviolet defense agent, an antioxidant, and a powder; E) Water. The skin cosmetic of claim 1, wherein the mass ratio of the component (A) to the component (B) ((A)/(B)) is 0.03 to 10. The skin cosmetic of claim 1, wherein the mass ratio of the components (A) and (B) to the component (C) ((A) + (B) / (C)) is 0.001 to 2. The skin cosmetic of claim 1, wherein the (F) water-soluble polymer is further contained in an amount of 0.05 to 5% by mass. The skin cosmetic according to the first aspect of the patent application, which further comprises (G) 0.05 to 10% by mass of an oil agent having a viscosity of 50 mPa ‧ or less at 25 ° C. A skin cosmetic according to the first aspect of the invention, wherein the component (A) is an alkyl glyceryl ether. A cosmetic material is applied to the skin of the skin of the first application of the patent application, and the component (D) is kept on the skin.