WO2022196480A1 - 2層化粧料 - Google Patents
2層化粧料 Download PDFInfo
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- WO2022196480A1 WO2022196480A1 PCT/JP2022/010207 JP2022010207W WO2022196480A1 WO 2022196480 A1 WO2022196480 A1 WO 2022196480A1 JP 2022010207 W JP2022010207 W JP 2022010207W WO 2022196480 A1 WO2022196480 A1 WO 2022196480A1
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- Prior art keywords
- oil
- acid
- cosmetic
- ether
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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
- A61K8/03—Liquid compositions with two or more distinct layers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
- A61K8/34—Alcohols
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
- A61K8/36—Carboxylic acids; Salts or anhydrides thereof
- A61K8/368—Carboxylic acids; Salts or anhydrides thereof with carboxyl groups directly bound to carbon atoms of aromatic rings
-
- 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
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/60—Sugars; Derivatives thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/67—Vitamins
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q19/00—Preparations for care of the skin
Definitions
- the present invention relates to two-layer cosmetics.
- Warming cosmetics give users a comfortable feeling of warmth, and are cosmetics that are particularly preferred in winter when the temperature is low.
- the warming cosmetic contains a large amount of moisturizing agent having a warming action, it is very sticky when used on the face, and is highly irritating to the skin when used without rinsing.
- the formulation contains almost no water, which makes it difficult to incorporate extracts and drugs that can be used as active ingredients.
- the present inventors have surprisingly found that by incorporating a specific drug into a two-layer cosmetic composition consisting of an aqueous phase and an oil phase, the two layers have excellent stability and good separability.
- the present inventors have found that a two-layer cosmetic composition having good usability such as stickiness can be realized.
- the present invention is based on these findings.
- the following inventions are provided.
- A one or more agents selected from the group consisting of 4-methoxysalicylic acid potassium salt, nicotinamide, ascorbic acid 2-glucoside, phenylethylresorcinol, and 4-isobutylresorcinol;
- B an aqueous phase;
- C a two-layer cosmetic containing an oil phase;
- the cosmetic according to (1) wherein the amount of water in the (B) aqueous phase is 10% by mass or less with respect to the total amount of the cosmetic.
- (3) The cosmetic according to (1) or (2), wherein the aqueous phase (B) contains a polyhydric alcohol.
- the drug (A) is potassium 4-methoxysalicylate, nicotinamide, or phenylethylresorcinol.
- the drug (A) is 4-methoxysalicylic acid potassium salt, nicotinic acid amide, ascorbic acid 2-glucoside, or 4-isobutylresorcinol, and 4-methoxysalicylic acid potassium salt, nicotinic acid amide, ascorbic acid 2 -
- the use of the two-layer cosmetic of the present invention is advantageous in that it can provide a two-layer cosmetic that has excellent two-layer stability, good separability, and good usability such as stickiness. be.
- the present invention (A) one or more agents selected from the group consisting of 4-methoxysalicylic acid potassium salt, nicotinamide, ascorbic acid 2-glucoside, phenylethylresorcinol, and 4-isobutylresorcinol; (B) an aqueous phase; (C) an oil phase is provided.
- the drug contained in the two-layer cosmetic of the present invention is one or more drugs selected from the group consisting of potassium 4-methoxysalicylate, nicotinamide, ascorbic acid 2-glucoside, phenylethylresorcinol, and 4-isobutylresorcinol. is.
- 4-Methoxysalicylic acid potassium salt is a kind of salicylic acid derivative and is a compound that suppresses the activity of the enzyme tyrosinase and suppresses the production of melanin.
- Nicotinamide also called nicotinamide or niacinamide, is a derivative of nicotinic acid and an amide compound of nicotinic acid (vitamin B3/niacin). Nicotinamide is a water-soluble vitamin, a known substance that is one of the B vitamins, and may be extracted from natural products (such as rice bran) or synthesized by known methods. For example, those listed in the Japanese Pharmacopoeia 18th Edition can be used.
- Ascorbic acid 2-glucoside is not particularly limited, but L-ascorbic acid 2-glucoside is preferable.
- L-ascorbic acid 2-glucoside is one of ascorbic acid derivatives, and starch liquefaction and L-ascorbic It is a substance produced by the transglycosylation reaction of acid to cyclodextrin glucanotransferase. After being applied to the skin, it is quickly absorbed percutaneously and converted to ascorbic acid (vitamin C) in the body, so it is widely used as an external skin preparation that requires a whitening effect.
- Phenylethylresorcinol is known as a whitening ingredient synthesized based on pinosylvin (a polyphenol component) contained in evergreen conifer Scots pine.
- 4-Isobutylresorcinol has melanin production inhibitory action and antibacterial action, and is often contained in cosmetics for the purpose of whitening, and is useful as a whitening agent.
- the two-layer cosmetic composition contains 4-methoxysalicylic acid potassium salt, nicotinic acid amide, or phenylethylresorcinol as a drug.
- the drug is 4-methoxysalicylic acid potassium salt, nicotinamide, ascorbic acid 2-glucoside, or 4-isobutylresorcinol
- 4-methoxy A two-layer cosmetic is provided in which the content of salicylic acid potassium salt, nicotinamide, ascorbic acid 2-glucoside, or 4-isobutylresorcinol is 0.25 to 6% by mass relative to the total amount of the cosmetic.
- the drug is phenylethylresorcinol
- the amount of phenylethylresorcinol blended is 5% by mass or less with respect to the total amount of the cosmetic.
- the water phase contained in the two-layer cosmetic may contain water, water-soluble alcohol, thickener, etc., which are commonly used in cosmetics and quasi-drugs, and may further contain a moisturizing agent as desired. Agents, chelating agents, preservatives, pigments, etc. can be appropriately added.
- the water contained in the two-layer cosmetic of the present invention is not particularly limited, and examples thereof include purified water, ion-exchanged water, and tap water.
- the amount of water in the aqueous phase of the two-layer cosmetic composition of the present invention is not particularly limited, but is preferably 10% by mass or less, more preferably 10% by mass or less, based on the total amount of the cosmetic composition. It is 8% by mass or less, more preferably 7% by mass or less, relative to the total amount of the cosmetic.
- water-soluble alcohols include lower alcohols, polyhydric alcohols, polyhydric alcohol polymers, dihydric alcohol alkyl ethers, dihydric alcohol alkyl ethers, dihydric alcohol ether esters, glycerin monoalkyl ethers, sugar alcohols, Examples include monosaccharides, oligosaccharides, polysaccharides and derivatives thereof, preferably polyhydric alcohols.
- the blending amount of the polyhydric alcohol in the water phase of the two-layer cosmetic composition of the present invention is not particularly limited, but is preferably 40-70% by mass relative to the total amount of the cosmetic composition.
- lower alcohols examples include ethanol, 1-propanol, isopropyl alcohol, isobutyl alcohol, t-butyl alcohol and the like.
- polyhydric alcohols examples include dihydric alcohols (e.g., dipropylene glycol, 1,3-butylene glycol, ethylene glycol, trimethylene glycol, 1,2-butylene glycol, tetramethylene glycol, 2,3-butylene glycol, pentamethylene glycol, 2-butene-1,4-diol, hexylene glycol, octylene glycol, etc.), trihydric alcohols (e.g., glycerin, trimethylolpropane, etc.), tetrahydric alcohols (e.g., diglycerin, 1,2 , pentaerythritol such as 6-hexanetriol), pentahydric alcohols (e.g., xylitol, triglycerin, etc.), hexahydric alcohols (e.g., sorbitol, mannitol, etc.), polyhydric alcohol polymers (e.g., diethylene glycol
- monosaccharides include three-carbon sugars (eg, D-glycerylaldehyde, dihydroxyacetone, etc.), four-carbon sugars (eg, D-erythrose, D-erythrulose, D-threose, erythritol, etc.), Five carbon sugars (e.g., L-arabinose, D-xylose, L-lyxose, D-arabinose, D-ribose, D-ribulose, D-xylulose, L- xylulose, etc.), hexoses (e.g., D-glucose, D-talose, D-busicose, D-galactose, D-fructose, L-galactose, L- mannose, D-tagatose, etc.), heptose (e.g., aldoheptose, heprose, etc.), heptose (
- Oligosaccharides include, for example, sucrose, guntianose, umbelliferose, lactose, planteose, isoliquinoses, ⁇ , ⁇ -trehalose, raffinose, lignoses, umbilicin, stachyose, verbascoses, and the like.
- polysaccharides include cellulose, quince seed, starch, galactan, dermatan sulfate, glycogen, gum arabic, heparan sulfate-tragacanth gum, keratan sulfate, chondroitin, xanthan gum, guar gum, dextran, keratosulfate, locust bean gum, succinoglucan, and the like. is mentioned.
- polyols include, for example, polyoxyethylene methyl glucoside (glucum E-10) and polyoxypropylene methyl glucoside (glucum P-10).
- Natural water-soluble polymers include, for example, plant-based polymers (e.g., gum arabic, tragacanth gum, galactan, guar gum, carob gum, kalaya gum, carrageenan, pectin, agar, quince seed (quince), algecolloid (cassou extract), starch (rice, corn, potato, wheat), glycyrrhizic acid), microbial macromolecules (e.g., xanthan gum, dextran, succinoglucan, pullulan, etc.), animal macromolecules (e.g., collagen, casein, albumin, gelatin, etc.), etc. is mentioned.
- plant-based polymers e.g., gum arabic, tragacanth gum, galactan, guar gum, carob gum, kalaya gum, carrageenan, pectin, agar, quince seed (quince), algecolloid (cassou extract), starch (rice, corn, potato, wheat), g
- semi-synthetic water-soluble polymers include starch-based polymers (e.g., carboxymethyl starch, methylhydroxypropyl starch, etc.), cellulose-based polymers (methylcellulose, ethylcellulose, methylhydroxypropylcellulose, hydroxyethylcellulose, sodium cellulose sulfate, , hydroxypropyl cellulose, carboxymethyl cellulose, sodium carboxymethyl cellulose, crystalline cellulose, cellulose powder, etc.), alginate-based polymers (eg, sodium alginate, propylene glycol alginate, etc.), and the like.
- starch-based polymers e.g., carboxymethyl starch, methylhydroxypropyl starch, etc.
- cellulose-based polymers methylcellulose, ethylcellulose, methylhydroxypropylcellulose, hydroxyethylcellulose, sodium cellulose sulfate, , hydroxypropyl cellulose, carboxymethyl cellulose, sodium carboxymethyl cellulose, crystalline cellulose,
- Examples of synthetic water-soluble polymers include vinyl polymers (eg, polyvinyl alcohol, polyvinyl methyl ether, polyvinylpyrrolidone, carboxyvinyl polymer, etc.), polyoxyethylene polymers (eg, polyethylene glycol 20,000, 40 , 000, 60,000, etc.), acrylic polymers (eg, sodium polyacrylate, polyethyl acrylate, polyacrylamide, etc.), polyethyleneimine, cationic polymers, and the like.
- vinyl polymers eg, polyvinyl alcohol, polyvinyl methyl ether, polyvinylpyrrolidone, carboxyvinyl polymer, etc.
- polyoxyethylene polymers eg, polyethylene glycol 20,000, 40 , 000, 60,000, etc.
- acrylic polymers eg, sodium polyacrylate, polyethyl acrylate, polyacrylamide, etc.
- polyethyleneimine cationic polymers
- moisturizing agents include chondroitin sulfate, hyaluronic acid, mucoitin sulfate, caroninic acid, atelocollagen, cholesteryl-12-hydroxystearate, sodium lactate, bile salts, DL-pyrrolidone carboxylate, short-chain soluble collagen, Examples thereof include diglycerin (EO) PO adducts, Rose rose extract, Achillea millefolium extract, Melilot extract and the like.
- EO diglycerin
- sequestering agents include 1-hydroxyethane-1,1-diphosphonic acid, 1-hydroxyethane-1,1-diphosphonic acid tetrasodium salt, disodium edetate, trisodium edetate, and tetrasodium edetate. , sodium citrate, sodium polyphosphate, sodium metaphosphate, gluconic acid, phosphoric acid, citric acid, ascorbic acid, succinic acid, edetic acid, trisodium ethylenediaminehydroxyethyl triacetate, and the like.
- amino acids examples include neutral amino acids (eg, threonine, cysteine, etc.), basic amino acids (eg, hydroxylysine, etc.), and the like.
- amino acid derivatives include sodium acyl sarcosinate (sodium lauroyl sarcosinate), acyl glutamate, sodium acyl ⁇ -alanine, glutathione and the like.
- pH adjusters examples include buffers such as lactic acid-sodium lactate, citric acid-sodium citrate, and succinic acid-sodium succinate.
- Thickeners include, for example, xanthan gum, gum arabic, carrageenan, caraya gum, tragacanth gum, carob gum, quince seed (quince), casein, dextrin, gelatin, sodium pectate, sodium araginate, methyl cellulose, ethyl cellulose, CMC, hydroxyethyl cellulose, Hydroxypropyl Cellulose, PVA, PVM, PVP, Sodium Polyacrylate, Carboxyvinyl Polymer, Locust Bean Gum, Guar Gum, Tamarind Gum, Cellulose Dialkyldimethylammonium Sulfate, Magnesium Aluminum Silicate, Bentonite, Hectorite, AlMg Silicate (Vegum), Examples include laponite and silicic anhydride.
- the oil phase component in the oil phase contained in the two-layer cosmetic composition of the present invention is not particularly limited. Oils, silicone oils, liquid fats and oils, solid fats and oils, waxes, fragrances and the like.
- hydrocarbon oils examples include isododecane, isohexadecane, isoparaffin, liquid paraffin, ozokerite, squalane, pristane, paraffin, ceresin, squalene, petrolatum, and microcrystalline wax.
- higher fatty acids examples include lauric acid, myristic acid, palmitic acid, stearic acid, behenic acid, oleic acid, undecylenic acid, toric acid, isostearic acid, linoleic acid, linoleic acid, eicosapentaenoic acid (EPA), docosahexaenoic acid ( DHA) and the like.
- Higher alcohols include straight-chain alcohols (e.g., lauryl alcohol, cetyl alcohol, stearyl alcohol, behenyl alcohol, myristyl alcohol, oleyl alcohol, cetostearyl alcohol, etc.), branched-chain alcohols (e.g., monostearyl glycerin ether (bacyl alcohol )-2-decyltetradecinol, lanolin alcohol, cholesterol, phytosterol, hexyldodecanol, isostearyl alcohol, octyldodecanol, etc.).
- straight-chain alcohols e.g., lauryl alcohol, cetyl alcohol, stearyl alcohol, behenyl alcohol, myristyl alcohol, oleyl alcohol, cetostearyl alcohol, etc.
- branched-chain alcohols e.g., monostearyl glycerin ether (bacyl alcohol )-2-decyltetradecinol, lanolin
- Synthetic ester oils include, for example, octyl octanoate, nonyl nonanoate, cetyl octanoate, isopropyl myristate, octyldodecyl myristate, isopropyl palmitate, butyl stearate, hexyl laurate, myristyl myristate, decyl oleate, dimethyl Hexyldecyl octanoate, cetyl lactate, myristyl lactate, lanolin acetate, isocetyl stearate, isocetyl isostearate, cholesteryl 12-hydroxystearate, ethylene glycol di-2-ethylhexanoate, dipentaerythritol fatty acid ester, N-monoisostearate Alkyl glycol, neopentyl glycol dicaprate, tripropylene glycol pivalate, diis
- silicone oils include linear polysiloxanes (e.g., dimethylpolysiloxane (dimethicone), methylphenylpolysiloxane, diphenylpolysiloxane, etc.), cyclic polysiloxanes (e.g., octamethylcyclotetrasiloxane, decamethylcyclopentasiloxane, dodecamethylcyclohexasiloxane, etc.), silicone resins that form a three-dimensional network structure, silicone rubber, various modified polysiloxanes (amino-modified polysiloxane, polyether-modified polysiloxane, alkyl-modified polysiloxane, fluorine-modified polysiloxane, etc.) , acrylic silicones, and the like, and among these, dimethylpolysiloxane is preferred.
- linear polysiloxanes e.g., dimethylpolysiloxane (dime
- liquid oils examples include avocado oil, camellia oil, turtle oil, macadamia nut oil, corn oil, mink oil, olive oil, rapeseed oil, egg yolk oil, sesame oil, persic oil, wheat germ oil, sasanqua oil, castor oil, and linseed oil.
- jojoba Oil is preferred.
- solid fats and oils examples include cacao butter, coconut oil, horse fat, hydrogenated coconut oil, palm oil, beef tallow, mutton tallow, hydrogenated beef tallow, palm kernel oil, lard, beef bone fat, Japanese wax kernel oil, hydrogenated oil, beef leg fat, Japanese wax, hydrogenated castor oil and the like.
- Waxes include, for example, beeswax, candelilla wax, cotton wax, carnauba wax, bayberry wax, wart wax, whale wax, montan wax, bran wax, lanolin, kapok wax, lanolin acetate, liquid lanolin, sugarcane wax, isopropyl lanolin fatty acid, hexyl laurate, reduced lanolin, jojoba wax, hard lanolin, shellac wax, POE lanolin alcohol ether, POE lanolin alcohol acetate, POE cholesterol ether, lanolin fatty acid polyethylene glycol, POE hydrogenated lanolin alcohol ether and the like.
- Flavors include natural fragrances obtained from animals or plants, synthetic fragrances produced by chemical synthesis means, and compounded fragrances that are mixtures thereof, and are not particularly limited. By blending the fragrance, a cosmetic having a long-lasting fragrance can be obtained.
- perfumes include acetylenol, anisaldehyde, anethole, amyl acetate, amyl salicylate, allyl amyl glycolate, allyl caproate, aldehyde C6-20, ambrettolide, ambrettolide, ambroxan, ionone, Isoe super, eugenol, aurantiol, galaxolide, carone, coumarin, geraniol, geranyl acetate, sandalore, santalol, sandera, cyclamenaldehyde, cis-3-hexenyl acetate, cis-3-hexenol, citral, citronellyl acetate, citronellol , cineole, dihydromyrcenol, jasmolactone, cinnamic alcohol, cinnamic aldehyde, styraryl
- the two-layer cosmetic composition of the present invention incorporates a drug such as 4-methoxysalicylic acid potassium salt, thereby using as much as possible a surfactant blended for separability and interfacial stability in ordinary two-layer cosmetic compositions. formulation stability can be ensured. Therefore, the amount of the surfactant blended in the two-layer cosmetic composition of the present invention is preferably less than 0.01% by mass with respect to the total amount of the cosmetic composition.
- surfactant refers to ionic surfactants (anionic surfactants, cationic surfactants, and amphoteric surfactants) and nonionic surfactants, and these four
- ionic surfactants anionic surfactants, cationic surfactants, and amphoteric surfactants
- nonionic surfactants and these four
- polymer surfactants, silicone surfactants, natural surfactants, and the like are also included in the scope of surfactants herein.
- the two-layer cosmetic composition of the present invention may contain other components that are commonly used in cosmetics and quasi-drugs, such as ultraviolet absorbers, powders, organic amines, polymers, etc., as long as they do not impair the effects of the present invention.
- Emulsions, vitamins, antioxidants and the like can be added as appropriate.
- water-soluble ultraviolet absorbers examples include 2,4-dihydroxybenzophenone, 2,2'-dihydroxy-4-methoxybenzophenone, 2,2'-dihydroxy-4,4'-dimethoxybenzophenone, 2,2',4, 4'-tetrahydroxybenzophenone, 2-hydroxy-4-methoxybenzophenone, 2-hydroxy-4-methoxy-4'-methylbenzophenone, 2-hydroxy-4-methoxybenzophenone-5-sulfonate, 4-phenylbenzophenone, Benzophenone UV absorbers such as 2-ethylhexyl-4'-phenyl-benzophenone-2-carboxylate, 2-hydroxy-4-n-octoxybenzophenone, 4-hydroxy-3-carboxybenzophenone, phenylbenzimidazole-5- benzimidazole ultraviolet absorbers such as sulfonic acid and its salts, phenylene-bis-benzimidazole-tetrasulfonic acid and its salts, 3-
- oil-soluble ultraviolet absorbers examples include para-aminobenzoic acid (PABA), PABA monoglycerol ester, N,N-dipropoxy PABA ethyl ester, N,N-diethoxy PABA ethyl ester, N,N-dimethyl PABA ethyl ester, N , N-dimethyl PABA butyl ester and other benzoic acid UV absorbers; homomenthyl-N-acetylanthranilate and other anthranilic acid UV absorbers; amyl salicylate, menthyl salicylate, homomenthyl salicylate, octyl salicylate, phenyl salicylate, benzyl Salicylic acid-based UV absorbers such as salicylate and p-isopropanol phenyl salicylate; octyl cinnamate, ethyl-4-isopropyl cinnamate, methyl-2,5-diiso
- Powder components include, for example, inorganic powders (e.g., talc, kaolin, mica, sericite, muscovite, phlogopite, synthetic mica, red mica, biotite, permiculite, magnesium carbonate, calcium carbonate, silicic acid Aluminum, barium silicate, calcium silicate, magnesium silicate, strontium silicate, metal tungstate, magnesium, silica, zeolite, barium sulfate, calcined calcium sulfate (calcined gypsum), calcium phosphate, fluoroapatite, hydroxyapatite, ceramic powder , metal soap (e.g.
- inorganic powders e.g., talc, kaolin, mica, sericite, muscovite, phlogopite, synthetic mica, red mica, biotite, permiculite, magnesium carbonate, calcium carbonate, silicic acid Aluminum, barium silicate, calcium silicate, magnesium silicate,
- organic powder e.g. polyamide resin powder (nylon powder), polyethylene powder, polymethyl methacrylate powder, polystyrene powder, styrene and acrylic acid copolymer resin powder, benzoguanamine resin powder, polytetrafluoroethylene powder, cellulose powder, etc.
- inorganic white pigments e.g., titanium dioxide, zinc oxide, etc.
- inorganic red pigments e.g., iron oxide ( red iron oxide), iron titanate, etc.
- inorganic brown pigments e.g., ⁇ -iron oxide, etc.
- inorganic yellow pigments e.g., yellow iron oxide, ocher, etc.
- inorganic black pigments e.g., black iron oxide, low Titanium hypooxide, etc.
- inorganic purple pigments e.g., mango violet, cobalt violet, etc.
- inorganic green pigments e.g.
- natural pigments e.g., chlorophyll, ⁇ -carotene, etc.
- organic amines examples include monoethanolamine, diethanolamine, triethanolamine, morpholine, tetrakis(2-hydroxypropyl)ethylenediamine, triisopropanolamine, 2-amino-2-methyl-1,3-propanediol, 2-amino -2-methyl-1-propanol and the like.
- polymer emulsions examples include acrylic resin emulsions, polyethyl acrylate emulsions, acrylic resin liquids, polyacryl alkyl ester emulsions, polyvinyl acetate resin emulsions, and natural rubber latex.
- vitamins examples include vitamins A, B1, B2, B6, C, E and their derivatives, pantothenic acid and its derivatives, biotin, and the like.
- ingredients that can be blended include, for example, preservatives (methylparaben, ethylparaben, butylparaben, phenoxyethanol, etc.), antiphlogistic agents (e.g., glycyrrhizic acid derivatives, glycyrrhetinic acid derivatives, salicylic acid derivatives, hinokitiol, zinc oxide, allantoin, etc.), Whitening agents (e.g., placenta extract, saxifrage extract, arbutin, etc.), various extracts (e.g., Phellodendron bark, Coptis japonica, Chikon, Peony, Japanese juniper, Birch, Sage, Loquat, Carrot, Aloe, Mallow, Iris, Grape, Yokuinin , loofah, lily, saffron, cnidium, ginger, hypericum, ononis, garlic, red pepper, chimpitoki, seaweed, etc.), activ
- antioxidants examples include tocopherols, dibutylhydroxytoluene, butylhydroxyanisole, and gallic acid esters.
- antioxidant aids include phosphoric acid, citric acid, ascorbic acid, maleic acid, malonic acid, succinic acid, fumaric acid, cephalin, hexametaphosphate, phytic acid, and ethylenediaminetetraacetic acid.
- agents selected from the group consisting of 4-methoxysalicylic acid potassium salt, nicotinamide, ascorbic acid 2-glucoside, phenylethylresorcinol, and 4-isobutylresorcinol
- B an aqueous phase
- C an oil phase.
- exothermic substances having a warming effect include the above-described polyhydric alcohols, zeolites, metal salts, metal oxides, and the like. Both of these are hygroscopic and can provide a feeling of warmth to the skin by generating heat when in contact with moisture on the skin.
- Test example 1 Regarding the two-layer cosmetics of Examples 1 to 11 and Comparative Examples 1 to 6 below (see Tables 1 and 2), "stability of two layers”, “warming effect”, “separability” and “usability ( No stickiness)” was evaluated. The evaluation method of each evaluation was performed as follows. In addition, each evaluation result is shown in Tables 3 and 4 below.
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Abstract
Description
(1)(A)4-メトキシサリチル酸カリウム塩、ニコチン酸アミド、アスコルビン酸2-グルコシド、フェニルエチルレゾルシノール、および4-イソブチルレゾルシノールからなる群から選択される一種以上の薬剤と、
(B)水相と、
(C)油相と
を含有する、2層化粧料。
(2)前記(B)水相中の水の配合量が、化粧料の全量に対して、10質量%以下である、(1)に記載の化粧料。
(3)前記(B)水相中に多価アルコールが含まれる、(1)または(2)に記載の化粧料。
(4)前記多価アルコールが、グリセリン、ジプロピレングリコール、ジグリセリン、ソルビトール、メチルグルセス-10、および1,3-ブチレングリコールから選択される一種以上を含む、(3)に記載の化粧料。
(5)前記多価アルコールの配合量が、化粧料の全量に対して、40~70質量%である、(3)または(4)に記載の化粧料。
(6)化粧料が温感化粧料である、(1)~(5)のいずれかに記載の化粧料。
(7)前記(A)薬剤が、4-メトキシサリチル酸カリウム塩、ニコチン酸アミド、またはフェニルエチルレゾルシノールである、(1)~(6)のいずれかに記載の化粧料。
(8)前記(A)薬剤が、4-メトキシサリチル酸カリウム塩、ニコチン酸アミド、アスコルビン酸2-グルコシド、または4-イソブチルレゾルシノールであり、かつ
4-メトキシサリチル酸カリウム塩、ニコチン酸アミド、アスコルビン酸2-グルコシド、または4-イソブチルレゾルシノールの配合量が、化粧料の全量に対して、0.25~6質量%である、(1)~(6)のいずれかに記載の化粧料。
(9)前記(A)薬剤がフェニルエチルレゾルシノールであり、かつ
該フェニルエチルレゾルシノールの配合量が、化粧料の全量に対して、5質量%以下である、(1)~(6)のいずれかに記載の化粧料。
(10)界面活性剤の配合量が、化粧料の全量に対して、0.01質量%未満である、(1)~(9)のいずれかに記載の化粧料。
(A)4-メトキシサリチル酸カリウム塩、ニコチン酸アミド、アスコルビン酸2-グルコシド、フェニルエチルレゾルシノール、および4-イソブチルレゾルシノールからなる群から選択される一種以上の薬剤と、
(B)水相と、
(C)油相と
を含有する2層化粧料が提供される。
本発明の2層化粧料に含有する薬剤は、4-メトキシサリチル酸カリウム塩、ニコチン酸アミド、アスコルビン酸2-グルコシド、フェニルエチルレゾルシノール、および4-イソブチルレゾルシノールからなる群から選択される一種以上の薬剤である。
2層化粧料に含有される水相には、通常化粧料、医薬部外品等に使用される水、水溶性アルコール、増粘剤等を配合することができ、さらに所望に応じて、保湿剤、キレート剤、防腐剤、色素等を適宜配合することができる。
本発明の2層化粧料に含有される油相中の油相成分としては、特に限定されず、通常化粧料、医薬部外品等に用いられる炭化水素油、高級脂肪酸、高級アルコール、合成エステル油、シリコーン油、液体油脂、固体油脂、ロウ、香料等が挙げられる。
本発明の2層化粧料は、4-メトキシサリチル酸カリウム塩等の薬剤を配合することにより、通常の2層化粧料で分離性や、界面安定性のために配合される界面活性剤を極力用いずに製剤安定性を担保することができる。従って、本発明の2層化粧料に配合される界面活性剤の配合量は、好ましくは、化粧料の全量に対して、0.01質量%未満である。
本発明の2層化粧料には、本発明の効果を損なわない範囲内で、通常化粧料や医薬部外品等に用いられる他の成分、例えば、紫外線吸収剤、粉末、有機アミン、高分子エマルジョン、ビタミン類、酸化防止剤等を適宜配合することができる。
下記の実施例1~11および比較例1~6の2層化粧料(表1および2参照)について、「2層の安定性」、「温感効果」、「分離性」および「使用性(べたつきのなさ)」について評価を行った。各評価の評価方法は下記の通りに行った。また、各評価結果を下記表3および4に示す。
下記の実施例1~11および比較例1~6の2層化粧料について、水相に薬剤等が均一に溶解でき、油相を添加後、均一な2層の外観を有しているか(2層の安定性)を確認し、下記の基準に従って評価した。
<評価基準>
A:調製可能で、異常は見られず安定である
B:調製時に異常がみられ、安定でない
下記の実施例1~11および比較例1~6の2層化粧料について、専門パネラー10名によって実使用試験を実施した。具体的には、下記表1および2に基づき調製した2層化粧料を各パネラーの顔に塗布し、温感を下記の基準に従って評価した。
<評価基準>
A:専門パネラー8名以上が、温感効果があると認めた
B:専門パネラー5名以上8名未満が、温感効果があると認めた
C:専門パネラー3名以上5名未満が、温感効果があると認めた
D:専門パネラー3名未満が、温感効果があると認めた
下記の実施例1~11および比較例1~6の2層化粧料を調製して攪拌後に、化粧料の分離相が1割程度表れるまでの均一な1層である時間を測定した。
<評価基準>
A:20秒以上30分未満で分離する
B:10秒以上20秒未満で分離する
C:10秒未満で分離するまたは30分以上分離しない
下記の実施例1~11および比較例1~6の2層化粧料を肌に塗布し、べたつきの無さについて下記の基準に従って評価した。
<評価基準>
A:べたつきがなく、良好な使用性である
B:べたつきが少ない使用性である
C:べたつきが強く、良好な使用性でない
上記表3および4の結果から、2層化粧料の水相中の水の配合量が、化粧料の全量に対して、10質量%以下である場合、本発明の範囲に含まれる2層化粧料(実施例1~4および6~11)は、温感効果の点でも良好であった。
Claims (10)
- (A)4-メトキシサリチル酸カリウム塩、ニコチン酸アミド、アスコルビン酸2-グルコシド、フェニルエチルレゾルシノール、および4-イソブチルレゾルシノールからなる群から選択される一種以上の薬剤と、
(B)水相と、
(C)油相と
を含有する、2層化粧料。 - 前記(B)水相中の水の配合量が、化粧料の全量に対して、10質量%以下である、請求項1に記載の化粧料。
- 前記(B)水相中に多価アルコールが含まれる、請求項1または2に記載の化粧料。
- 前記多価アルコールが、グリセリン、ジプロピレングリコール、ジグリセリン、ソルビトール、メチルグルセス-10、および1,3-ブチレングリコールから選択される一種以上を含む、請求項3に記載の化粧料。
- 前記多価アルコールの配合量が、化粧料の全量に対して、40~70質量%である、請求項3または4に記載の化粧料。
- 化粧料が温感化粧料である、請求項1~5のいずれか一項に記載の化粧料。
- 前記(A)薬剤が、4-メトキシサリチル酸カリウム塩、ニコチン酸アミド、またはフェニルエチルレゾルシノールである、請求項1~6のいずれか一項に記載の化粧料。
- 前記(A)薬剤が、4-メトキシサリチル酸カリウム塩、ニコチン酸アミド、アスコルビン酸2-グルコシド、または4-イソブチルレゾルシノールであり、かつ
4-メトキシサリチル酸カリウム塩、ニコチン酸アミド、アスコルビン酸2-グルコシド、または4-イソブチルレゾルシノールの配合量が、化粧料の全量に対して、0.25~6質量%である、請求項1~6のいずれか一項に記載の化粧料。 - 前記(A)薬剤がフェニルエチルレゾルシノールであり、かつ
該フェニルエチルレゾルシノールの配合量が、化粧料の全量に対して、5質量%以下である、請求項1~6のいずれか一項に記載の化粧料。 - 界面活性剤の配合量が、化粧料の全量に対して、0.01質量%未満である、請求項1~9のいずれか一項に記載の化粧料。
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| JP2013133317A (ja) * | 2011-12-27 | 2013-07-08 | Shiseido Co Ltd | コラーゲン産生促進剤 |
| CN110478257A (zh) * | 2018-05-03 | 2019-11-22 | 佛山市嘉实和生物科技有限公司 | 一种双层不含水的护肤组合物及其制备方法 |
| JP2021500368A (ja) * | 2017-10-25 | 2021-01-07 | ロレアル | 4−(3−アルコキシ−4−ヒドロキシフェニル)アルキルケトンを含む2相化粧用組成物 |
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| KR101380241B1 (ko) * | 2007-07-27 | 2014-04-01 | 가부시키가이샤 시세이도 | 수중유형 유화 자외선 차단 화장료 |
| EP2494952B1 (en) * | 2009-10-30 | 2018-02-28 | The Nisshin OilliO Group, Ltd. | Composition for cosmetics, cosmetic, method for producing oil-in-water emulsion cosmetic, and two separate layer-type cosmetic |
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| EP3086863B2 (en) * | 2013-12-24 | 2023-01-11 | The Procter & Gamble Company | Cosmetic compositions and methods providing enhanced penetration of skin care actives |
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