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WO2018180316A1 - Emulsified cosmetic - Google Patents

Emulsified cosmetic Download PDF

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Publication number
WO2018180316A1
WO2018180316A1 PCT/JP2018/008848 JP2018008848W WO2018180316A1 WO 2018180316 A1 WO2018180316 A1 WO 2018180316A1 JP 2018008848 W JP2018008848 W JP 2018008848W WO 2018180316 A1 WO2018180316 A1 WO 2018180316A1
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WO
WIPO (PCT)
Prior art keywords
component
mass
emulsified cosmetic
elasticity
content
Prior art date
Application number
PCT/JP2018/008848
Other languages
French (fr)
Japanese (ja)
Inventor
真樹 松尾
Original Assignee
株式会社マンダム
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社マンダム filed Critical 株式会社マンダム
Priority to CN201880002663.3A priority Critical patent/CN109414375A/en
Priority to KR1020187035960A priority patent/KR20190008302A/en
Priority to JP2019509124A priority patent/JP6687809B2/en
Publication of WO2018180316A1 publication Critical patent/WO2018180316A1/en

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/81Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • A61K8/8141Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • A61K8/8152Homopolymers or copolymers of esters, e.g. (meth)acrylic acid esters; Compositions of derivatives of such polymers
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/02Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/04Dispersions; Emulsions
    • A61K8/06Emulsions
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/55Phosphorus compounds
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/55Phosphorus compounds
    • A61K8/553Phospholipids, e.g. lecithin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/73Polysaccharides
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/81Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00Preparations for care of the skin

Definitions

  • the present invention relates to an emulsified cosmetic.
  • emulsified cosmetics are known as skin care cosmetics for the purpose of moisturizing skin, and for example, emulsified cosmetics having a viscosity comparable to that of lotion are known (Patent Document 1).
  • the present inventor has studied to impart elasticity to the cosmetic in order to impart a new tactile sensation to the cosmetic.
  • As a method for imparting elasticity to cosmetics there is a method of crosslinking with a hydrophobic group bond using an alkyl-modified acrylic polymer.
  • the stability of the emulsified cosmetic is impaired and separation or the like occurs.
  • the stability can be improved by blending a large amount of the above-mentioned polymer, in that case, the elasticity becomes too high, causing twisting (coating unevenness) at the time of application, and poor skin familiarity at the time of application. I also found out.
  • An object of the present invention is to provide an emulsified cosmetic that has moderate elasticity and has a new property and feel different from those of conventional cosmetics. Moreover, it is to provide an emulsified cosmetic excellent in stability and usability.
  • the present invention contains the following component A, component B, component C, component D, and component E, the content of component A is 0.1 to 1.0% by mass, and the content of component B is 0 .4 mass% or less, the content of component C is 0.3 mass% or less, the content of component D is 4.0 mass% or less, and the mass ratio of component B to component A (component B / Component A) is 0.10 or more, the mass ratio of component C to component A (component C / component A) is 0.02 or more, and the mass ratio of component D to component A (component D / component A) is It is related with emulsified cosmetics which are 0.4 or more and 7.0 or less.
  • Component A (Acrylates / Beheneth-25 methacrylate) copolymer
  • Component B Carboxyvinyl polymer and / or alkyl-modified carboxyvinyl polymer
  • Component C Xanthan gum
  • Component D Phospholipid
  • Component E Water
  • the present invention it is possible to provide an emulsified cosmetic that has moderate elasticity and has a new property and feel different from conventional cosmetics. Furthermore, according to the present invention, it is possible to provide an emulsified cosmetic excellent in stability and usability.
  • the emulsified cosmetic of the present invention contains at least an (acrylates / Beheneth-25 methacrylate) copolymer; a carboxyvinyl polymer and / or an alkyl-modified carboxyvinyl polymer; a xanthan gum; a phospholipid; and water.
  • the “(acrylates / behenes-25 methacrylate) copolymer” is referred to as “component A”; the “carboxyvinyl polymer and / or alkyl-modified carboxyvinyl polymer” as “component B”; and the “xanthan gum” as described above.
  • component C the “phospholipid”
  • the “water” may be referred to as “component E”.
  • the mechanism by which the emulsified cosmetic of the present invention exhibits the above-mentioned excellent effects is unknown, but is considered as follows.
  • elasticity is considered to be imparted by the interaction of the alkyl chain.
  • the stability of the system tends to decrease.
  • component A is blended to such an extent that sufficient stability can be obtained, the elasticity becomes too high and the desired tactile sensation is obtained. Not only will it disappear, it will cause kinking during application, and skin familiarity may worsen.
  • the gel network is formed by using the component B and the component C together, and the interaction of the alkyl chain is physically weakened, and further, the component D interacts with the alkyl chain.
  • the system is adjusted to an appropriate elasticity, and the emulsified cosmetic is considered to have a desirable tactile sensation.
  • the amount of each of components B to D can be suppressed, so that adverse effects due to these components can be suppressed.
  • Component A is “(Acrylates / Beheneth-25 Methacrylate) Copolymer”, ie, one or more monomers selected from among esters of methacrylic acid and behenes-25 and acrylic acid, methacrylic acid or simple esters thereof. INCI name (International Cosmetic Ingredient Dictionary and Handbook) “ACRYLATES / BEHENETH-25 METHACRYLATE COPOLYMER (Acrolates / Beheneth-25 Methacrylate Compound)”.
  • Component A functions as a component that increases the elasticity of the emulsified cosmetic.
  • Component A also functions as a component that increases the viscosity of the emulsified cosmetic.
  • Examples of commercially available components A include, for example, “Aculin 28” manufactured by Dow Chemical Co., Ltd.
  • Component A is usually used after neutralization with a basic substance.
  • the basic substance include alkanolamines such as triethanolamine and monoethanolamine, inorganic bases such as ammonia, sodium hydroxide, and potassium hydroxide, and basic amino acids such as arginine.
  • the addition amount of the basic substance is an amount sufficient to neutralize component A, and may be appropriately blended according to the amount of component A used.
  • the content of component A in 100% by mass of the emulsified cosmetic of the present invention is 0.1% by mass or more, preferably 0.2% by mass from the viewpoint of enhancing the elasticity of the emulsified cosmetic and imparting a characteristic tactile sensation.
  • Component B is “carboxyvinyl polymer and / or alkyl-modified carboxyvinyl polymer”.
  • component B By blending component B, an excessive increase in elasticity due to component A can be mitigated.
  • component B when it is going to reduce the elasticity of the component A enough only with the component B, a film
  • the carboxyvinyl polymer is mainly a polymer of acrylic acid
  • the alkyl-modified carboxyvinyl polymer is a copolymer of mainly acrylic acid and alkyl methacrylate (preferably alkyl has 10 to 30 carbon atoms).
  • alkyl-modified carboxyvinyl polymer include (acrylates / alkyl acrylate (C10-30)) crosspolymer.
  • Component B may use only 1 type and may use 2 or more types.
  • Component B can be obtained as a commercial product.
  • carboxyvinyl polymers include “Carbopol 934”, “Carbopol 940”, “Carbopol 941”, “Carbopol 980”, “Carbopol 981”, “Carbopol 1342”, “Carbopol”. 2984 ”,“ Carbopol Ultrez 10 ”,“ Carbopol ETD 2050 ”(all Japan Lubrizol Corporation);“ AQUPEC HV-501 ”,“ AQUPEC HV-504 ”,“ AQUPEC HV-505 ”,“ Hibiswako ” 104 ”,“ Hibiswako 105 ”(all of which are Wako Pure Chemical Industries, Ltd.).
  • Examples of commercially available alkyl-modified carboxyvinyl polymers include “PEMULEN TR-1”, “PEMULEN TR-2”, “Carbopol ETD 2020”, “Carbopol ULTREZ 20” (Nippon Lubrizol Corporation), etc. Is mentioned.
  • the content of Component B in 100% by mass of the emulsified cosmetic of the present invention is 0.4% by mass or less, preferably 0.3% by mass, from the viewpoint of suppressing the film feeling and the tension after application of the emulsified cosmetic. % Or less, and more preferably 0.25% by mass or less.
  • the lower limit of the content of component B may be a value that satisfies a mass ratio with component A described later, but is preferably 0.01% by mass or more, for example.
  • the content of component B is the total amount of all components B contained in the emulsified cosmetic of the present invention.
  • the mass ratio of component B to component A is 0.10 or more, preferably 0.21 or more, from the viewpoint of alleviating an excessive increase in elasticity.
  • Component C is the above “xanthan gum”.
  • Xanthan gum is a chain polysaccharide composed of repeating units of 2 glucose molecules, 2 mannose molecules and glucuronic acid.
  • component C a commercially available product can be used.
  • examples of commercially available components C include “Echo Gum T” (manufactured by DSP Gokyo Food & Chemical Co., Ltd.), “Nom Coat ZZ” (manufactured by Nisshin Oilio Group Co., Ltd.), and the like.
  • the content of component C in 100% by mass of the emulsified cosmetic of the present invention is 0.3% by mass or less, preferably 0.25% by mass or less, from the viewpoint of suppressing a decrease in skin familiarity and preventing nullification. More preferably, it is 0.2 mass% or less.
  • the lower limit of the content of component C may be a value that satisfies a mass ratio with component A described later, but is preferably 0.01% by mass or more, for example.
  • the mass ratio of component C to component A is 0.02 or more, preferably 0.03 or more, from the viewpoint of alleviating excessive elasticity increase.
  • Component D is “phospholipid”. By blending component D, an excessive increase in elasticity due to component A can be mitigated. In addition, when it is going to reduce the elasticity of the component A enough only with the component D, an emulsified cosmetic will change in odor over time, stability will be bad, and a usability
  • Component D is a complex lipid containing a phosphate residue, and includes natural phospholipids, synthetic phospholipids, hydrogenated phospholipids in which unsaturated carbon chains of naturally derived phospholipids are saturated with hydrogen, and the like.
  • Specific examples of component D include phosphatidylcholine, phosphatidylethanolamine, phosphatidylserine, phosphatidylinositol, lysophosphatidylcholine, sphingomyelin, egg yolk lecithin, soybean lecithin, and other natural phospholipids; dilauroylphosphatidylcholine, dimyristoylphosphatidylcholine, dipalmitoylphosphatidylcholine, Examples include synthetic phospholipids such as stearoyl phosphatidylcholine, dioleoylphosphatidylcholine, palmitoyl oleoylphosphatidylcholine; hydrogenated phospholipid
  • the content of component D in 100% by mass of the emulsified cosmetic of the present invention is 4.0% by mass or less, preferably 3.0% by mass or less, from the viewpoint of suppressing odor change over time of the emulsified cosmetic. More preferably, it is 2.0 mass% or less.
  • the lower limit of the content of component D may be a value that satisfies a mass ratio with component A described later, but is preferably 0.3% by mass or more, for example.
  • the content of component D is the total amount of all components D contained in the emulsified cosmetic of the present invention.
  • the mass ratio of the component D to the component A is 0.4 or more, preferably 0.85 or more, from the viewpoint of alleviating excessive elasticity increase. More preferably, it is 1.0 or more, and is 7.0 or less, preferably 4.5 or less, more preferably 3. from the viewpoint of preventing the elasticity from being excessively lowered and achieving a characteristic feel. 5 or less.
  • Component E is “water”.
  • Component E has a role as a medium of an emulsified cosmetic for forming an emulsified system. By making cosmetics into an emulsifying system, freshness and emollient effects are exhibited.
  • the content of component E in 100% by mass of the emulsified cosmetic of the present invention is preferably 55.0% by mass or more, more preferably 65.0% by mass or more, preferably from the viewpoint of containing other components. Is 95.0 mass% or less, more preferably 90.0 mass% or less.
  • the emulsified cosmetic of the present invention can further contain an “oil agent” as component F from the viewpoint of making the dosage form an emulsifying system.
  • component F examples include higher aliphatic alcohols, higher fatty acids, fats and oils, hydrocarbon oils, ester oils, silicone oils, waxes, and the like.
  • component F examples include monovalent branched aliphatic alcohols having 12 to 24 carbon atoms such as octyldodecanol, decyltetradecanol, and isostearyl alcohol; monovalent branched alcohols having 12 to 22 carbon atoms such as oleyl alcohol.
  • Linear unsaturated aliphatic alcohols such as cetyl alcohol, stearyl alcohol, behenyl alcohol; lauric acid, myristic acid, palmitic acid, stearic acid, oleic acid, behenic acid , Higher fatty acids such as undecylenic acid, lanolinic acid, isostearic acid; coconut oil, palm oil, hydrogenated palm oil, avocado oil, sesame oil, olive oil, kukui nut oil, grape particle oil, safflower oil, almond oil, corn oil, cottonseed oil , Sunflower seed oil, grape seed oil, hazelnut , Oils such as macadamia nut oil, meadow foam oil, rosehip oil; hydrocarbon oils such as olefin oligomer, light liquid isoparaffin, squalane, liquid paraffin, liquid isoparaffin, petrolatum; ethyl oleate, isopropyl my
  • the content of component F in 100% by mass of the emulsified cosmetic of the present invention is preferably 0.1% by mass or more, more preferably 0.5% by mass or more, from the viewpoint of functionality such as an emollient effect. More preferably, it is 1.0% by mass or more, and from the viewpoint of use feeling such as stickiness suppression, it is preferably 50.0% by mass or less, more preferably 40.0% by mass or less, and further preferably 30%. 0.0 mass% or less.
  • the content of component F is the total amount of all components F contained in the emulsified cosmetic of the present invention when a plurality of components F are used.
  • the emulsified cosmetic of the present invention may further optionally contain other components other than those described above.
  • other components include surfactants (cationic surfactants, anionic surfactants, nonionic surfactants, amphoteric surfactants, etc.), lower alcohols, polyhydric alcohols, ultraviolet absorbers, powders, antioxidants Agents, preservatives, fragrances, coloring agents, chelating agents, refreshing agents, vitamins, neutralizing agents, amino acids, pH adjusters, whitening agents, anti-inflammatory agents, deodorants, animal and plant extracts, sequestering agents An additive etc. are mentioned. Only 1 type may be used for said other component, and 2 or more types may be used for it.
  • the pH of the emulsified cosmetic of the present invention is, for example, preferably 4.5 to 7.5 at 25 ° C., more preferably 5.0 to 7.0.
  • the emulsified cosmetic of the present invention has a consistency at 25 ° C. of preferably 5.0 to 100.0 gf, more preferably 10.0 to 80.0 gf, from the viewpoint of having the characteristic properties of the present invention. More preferably, it is 25.0 to 70.0 gf.
  • the “consistency at 25 ° C.” is a value measured using a consistency meter equipped with a 17 ⁇ flat adapter at 25 ° C., a speed of 60 mm / min, and a stroke of 20 mm.
  • An example of such a consistency meter is “RHEO METER” manufactured by Sun Kagaku Co., Ltd.
  • An example of the dosage form of the emulsified cosmetic of the present invention is gel cream.
  • the emulsified cosmetic of the present invention has no fluidity and has elasticity. Moreover, it has the property of flowing when a shearing force is applied. For this reason, even if it takes out in the shape of a sphere or a cylinder from a container, for example, the shape can be maintained, and if vibration is added, it will shake like a jelly. In addition, it has a soft jelly-like appearance. In addition, when applying to a skin or the like by applying a shearing force, it can be applied without resistance.
  • the emulsified cosmetic of the present invention can be a reversible structure that can easily return to the original structure even if the structure is broken by a physical action. For this reason, even if the emulsified cosmetic filled in the container or the like is scraped off with a finger or the like, the scratched marks are automatically repaired, and the surface of the filled cosmetic becomes a flat surface.
  • the emulsified cosmetic composition of the present invention exhibits new properties and a feeling of use (feel of skin) that are different from those of conventional cosmetic compositions.
  • Examples of the emulsified cosmetic of the present invention include skin care cosmetics such as cleansing cosmetics, moisturizing cosmetics, whitening cosmetics, acne care cosmetics, and anti-aging cosmetics (for example, for the purpose of suppressing wrinkles and sagging). Fees: sunscreen cosmetics and the like.
  • the emulsified cosmetic of the present invention is preferably used as a skin cosmetic.
  • the emulsified cosmetic of the present invention may be any of cosmetics, quasi drugs, pharmaceuticals, and miscellaneous goods, for example.
  • the parts to which the emulsified cosmetic of the present invention is applied include the face (for example, forehead, eyes, eyes, cheeks, mouth), arms, elbows, back of hands, fingertips, feet, knees, heels, neck, armpits, and back. Can be mentioned.
  • Examples of the method for preparing the emulsified cosmetic of the present invention include a method in which the above-described components are mixed and a known method, for example, a method using a homomixer, and the like.
  • aqueous phase Component A, Component B, Component C, Component E, BG, glycerin, methyl paraben, and potassium hydroxide were mixed and heated to 85 ° C.
  • oil phase Component D, Component F, glyceryl behenate, polyglyceryl octastearate-6, and glyceryl stearate were mixed and heated to 85 ° C.
  • water phase and the oil phase were mixed, emulsified by stirring with a homomixer at a rotational speed of 6000 rpm for 5 minutes, and cooled to 35 ° C. to prepare a gel cream emulsified cosmetic.
  • the pH of the emulsified cosmetic of Example 1 at 25 ° C. was about 6.4, and the consistency at 25 ° C. was 40 gf.
  • dimethicone Trade name “SH200C 10CS-JASU”, Toray Dow Made by Corning Glyceryl tea tearate (glyceryl monostearate): trade name “CUTINA GMS-V”, glyceryl behenate and polyglyceryl octastearate-6 manufactured by BASF Corporation: trade name “TAISET SC50”, Taiyo Kagaku BG (1,3- Butylene glycol): Trade name “1,3-butylene glycol”, Daicel carbomer: Trade name “Carbopol 981”, LUBRIZOL shea fat: Trade name “Star Shear butter refined”, IMCD Group BV. Made
  • the emulsified cosmetic of the present invention has moderate elasticity, and can be used as a cosmetic having new properties and feel different from conventional cosmetics.

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Abstract

An emulsified cosmetic containing components A-E, wherein the content of component A is 0.1-1.0 mass%, the content of component B is 0.4 mass% or less, the content of component C is 0.3 mass% or less, the content of component D is 4.0 mass% or less, the mass ratio (component B/component A) of component B to component A is 0.10 or higher, the mass ratio (component C/component A) of component C to component A is 0.02 or higher, and the mass ratio (component D/component A) of component D to component A is 0.4-7.0, inclusive. Component A: (acrylate/beheneth-25 methacrylate) copolymer. Component B: carboxyvinyl polymer and/or alkyl-modified carboxyvinyl polymer. Component C: xanthan gum. Component D: phospholipid. Component E: water.

Description

乳化化粧料Emulsified cosmetics
 本発明は乳化化粧料に関する。 The present invention relates to an emulsified cosmetic.
 従来より、肌の保湿等を目的としたスキンケア化粧料などとして乳化化粧料が知られており、例えば、化粧水と同程度の粘度を有する乳化化粧料が知られている(特許文献1)。 Conventionally, emulsified cosmetics are known as skin care cosmetics for the purpose of moisturizing skin, and for example, emulsified cosmetics having a viscosity comparable to that of lotion are known (Patent Document 1).
特開2008-231056号公報JP 2008-231056 A
 スキンケア化粧料は、肌に直接触れるものであるため、使用時の触感も重要な特性となる。従来、上記のような化粧水と同程度からややとろみのある低粘度の乳化化粧料などが一般的に知られているが、これらとは異なる新たな性状や触感を有する乳化化粧料は新たな価値を有するといえる。 Since skin care cosmetics are in direct contact with the skin, tactile sensation during use is also an important characteristic. Conventionally, low-viscosity emulsified cosmetics that are somewhat thicker than the above-mentioned lotions are generally known, but emulsified cosmetics having new properties and feel different from these are new. It can be said that it has value.
 本発明者は、化粧料に新たな触感を付与するために化粧料に弾性を付与することを検討した。化粧料に弾性を付与する方法としては、アルキル変性アクリルポリマーを用いて疎水基結合にて架橋させる方法がある。しかしながら、上記ポリマーのみにより適度な弾性を付与しようとすると、乳化化粧料の安定性が損なわれて分離等が生じることを見出した。また、上記ポリマーを多量に配合することにより安定性を向上することはできるものの、その場合には弾性が高くなり過ぎて、塗布時にヨレ(塗布ムラ)が生じたり、塗布時の肌なじみが悪くなったりすることも見出した。 The present inventor has studied to impart elasticity to the cosmetic in order to impart a new tactile sensation to the cosmetic. As a method for imparting elasticity to cosmetics, there is a method of crosslinking with a hydrophobic group bond using an alkyl-modified acrylic polymer. However, it has been found that when an appropriate elasticity is imparted only by the polymer, the stability of the emulsified cosmetic is impaired and separation or the like occurs. In addition, although the stability can be improved by blending a large amount of the above-mentioned polymer, in that case, the elasticity becomes too high, causing twisting (coating unevenness) at the time of application, and poor skin familiarity at the time of application. I also found out.
 本発明の課題は、適度な弾性を有しており、従来の化粧料とは異なる新たな性状や触感を有する乳化化粧料を提供することである。なおかつ、安定性や使用感にも優れた乳化化粧料を提供することである。 An object of the present invention is to provide an emulsified cosmetic that has moderate elasticity and has a new property and feel different from those of conventional cosmetics. Moreover, it is to provide an emulsified cosmetic excellent in stability and usability.
 本発明は、下記の成分A、成分B、成分C、成分D、及び成分Eを含有し、成分Aの含有量が0.1~1.0質量%であり、成分Bの含有量が0.4質量%以下であり、成分Cの含有量が0.3質量%以下であり、成分Dの含有量が4.0質量%以下であり、成分Aに対する成分Bの質量割合(成分B/成分A)が0.10以上であり、成分Aに対する成分Cの質量割合(成分C/成分A)が0.02以上であり、成分Aに対する成分Dの質量割合(成分D/成分A)が0.4以上7.0以下である、乳化化粧料に関する。
 成分A:(アクリレーツ/メタクリル酸ベヘネス-25)コポリマー
 成分B:カルボキシビニルポリマー及び/又はアルキル変性カルボキシビニルポリマー
 成分C:キサンタンガム
 成分D:リン脂質
 成分E:水
The present invention contains the following component A, component B, component C, component D, and component E, the content of component A is 0.1 to 1.0% by mass, and the content of component B is 0 .4 mass% or less, the content of component C is 0.3 mass% or less, the content of component D is 4.0 mass% or less, and the mass ratio of component B to component A (component B / Component A) is 0.10 or more, the mass ratio of component C to component A (component C / component A) is 0.02 or more, and the mass ratio of component D to component A (component D / component A) is It is related with emulsified cosmetics which are 0.4 or more and 7.0 or less.
Component A: (Acrylates / Beheneth-25 methacrylate) copolymer Component B: Carboxyvinyl polymer and / or alkyl-modified carboxyvinyl polymer Component C: Xanthan gum Component D: Phospholipid Component E: Water
 本発明によれば、適度な弾性を有しており、従来の化粧料とは異なる新たな性状や触感を有する乳化化粧料を提供することができる。さらに本発明によれば、安定性や使用感にも優れた乳化化粧料を提供することができる。 According to the present invention, it is possible to provide an emulsified cosmetic that has moderate elasticity and has a new property and feel different from conventional cosmetics. Furthermore, according to the present invention, it is possible to provide an emulsified cosmetic excellent in stability and usability.
 本発明の乳化化粧料は、(アクリレーツ/メタクリル酸ベヘネス-25)コポリマー;カルボキシビニルポリマー及び/又はアルキル変性カルボキシビニルポリマー;キサンタンガム;リン脂質;並びに水を少なくとも含有する。本明細書においては、上記「(アクリレーツ/メタクリル酸ベヘネス-25)コポリマー」を「成分A」;上記「カルボキシビニルポリマー及び/又はアルキル変性カルボキシビニルポリマー」を「成分B」;上記「キサンタンガム」を「成分C」;上記「リン脂質」を「成分D」;上記「水」を「成分E」と称する場合がある。 The emulsified cosmetic of the present invention contains at least an (acrylates / Beheneth-25 methacrylate) copolymer; a carboxyvinyl polymer and / or an alkyl-modified carboxyvinyl polymer; a xanthan gum; a phospholipid; and water. In the present specification, the “(acrylates / behenes-25 methacrylate) copolymer” is referred to as “component A”; the “carboxyvinyl polymer and / or alkyl-modified carboxyvinyl polymer” as “component B”; and the “xanthan gum” as described above. “Component C”; the “phospholipid” may be referred to as “component D”; and the “water” may be referred to as “component E”.
 本発明の乳化化粧料が上記の優れた効果を奏するメカニズムは不明であるが、次のように考えられる。成分Aを含む系では、そのアルキル鎖の相互作用によって弾性が付与されると考えられる。しかし、成分Aを少量しか配合しないと系の安定性が低下しやすく、反対に十分な安定性が得られる程度に成分Aを配合する場合には、弾性が高くなり過ぎ、望ましい触感が得られなくなるばかりでなく、塗布時のヨレが生じたり、肌なじみが悪くなったりする。ここで、成分B及び成分Cを併用することでゲルネットワークが形成され、物理的に上記アルキル鎖の相互作用を弱めていると考えられ、さらに成分Dが上記アルキル鎖と相互作用するためと考えられるが、さらに上記アルキル鎖の相互作用を弱めると推定される。これにより弾性をある程度低減させることで、系が適度な弾性に調節され、乳化化粧料が望ましい触感となると考えられる。また、弾性を低減させる成分として、成分B~Dの複数成分を用いることにより、成分B~Dのそれぞれの使用量が抑えられるため、これらの成分による悪影響を抑えることができる。 The mechanism by which the emulsified cosmetic of the present invention exhibits the above-mentioned excellent effects is unknown, but is considered as follows. In a system containing component A, elasticity is considered to be imparted by the interaction of the alkyl chain. However, if only a small amount of component A is blended, the stability of the system tends to decrease. Conversely, when component A is blended to such an extent that sufficient stability can be obtained, the elasticity becomes too high and the desired tactile sensation is obtained. Not only will it disappear, it will cause kinking during application, and skin familiarity may worsen. Here, it is thought that the gel network is formed by using the component B and the component C together, and the interaction of the alkyl chain is physically weakened, and further, the component D interacts with the alkyl chain. However, it is presumed to further weaken the interaction of the alkyl chain. By reducing the elasticity to some extent by this, the system is adjusted to an appropriate elasticity, and the emulsified cosmetic is considered to have a desirable tactile sensation. Further, by using a plurality of components B to D as components for reducing elasticity, the amount of each of components B to D can be suppressed, so that adverse effects due to these components can be suppressed.
 成分Aは「(アクリレーツ/メタクリル酸ベヘネス-25)コポリマー」、即ち、メタクリル酸とベヘネス-25のエステル及びアクリル酸、メタクリル酸又はそれらの単純エステルの中から選ばれる1種以上の単量体からなるコポリマーであり、INCI名(International Cosmetic Ingredient Dictionary and Handbook)で「ACRYLATES/BEHENETH-25 METHACRYLATE COPOLYMER((アクリレーツ/メタクリル酸ベヘネス-25)コポリマー)」と表記される化合物である。成分Aは、乳化化粧料の弾性を上昇させる成分として機能する。また、成分Aは、乳化化粧料の粘度を上昇させる成分としても機能する。 Component A is “(Acrylates / Beheneth-25 Methacrylate) Copolymer”, ie, one or more monomers selected from among esters of methacrylic acid and behenes-25 and acrylic acid, methacrylic acid or simple esters thereof. INCI name (International Cosmetic Ingredient Dictionary and Handbook) “ACRYLATES / BEHENETH-25 METHACRYLATE COPOLYMER (Acrolates / Beheneth-25 Methacrylate Compound)”. Component A functions as a component that increases the elasticity of the emulsified cosmetic. Component A also functions as a component that increases the viscosity of the emulsified cosmetic.
 成分Aの市販品としては、例えば、ダウケミカル社製の商品名「アキュリン28」などが挙げられる。 Examples of commercially available components A include, for example, “Aculin 28” manufactured by Dow Chemical Co., Ltd.
 成分Aは、通常、塩基性物質で中和して用いられる。塩基性物質としては、例えば、トリエタノールアミン、モノエタノールアミンなどのアルカノールアミン類、アンモニア、水酸化ナトリウム、水酸化カリウムなどの無機塩基、アルギニンなどの塩基性アミノ酸などが挙げられる。また、塩基性物質の添加量は、成分Aを中和するのに十分な量であり、成分Aの使用量に応じて適宜配合すれば良い。 Component A is usually used after neutralization with a basic substance. Examples of the basic substance include alkanolamines such as triethanolamine and monoethanolamine, inorganic bases such as ammonia, sodium hydroxide, and potassium hydroxide, and basic amino acids such as arginine. Moreover, the addition amount of the basic substance is an amount sufficient to neutralize component A, and may be appropriately blended according to the amount of component A used.
 本発明の乳化化粧料100質量%中の成分Aの含有量は、乳化化粧料の弾性を高め、特徴的な触感を付与する観点から0.1質量%以上であり、好ましくは0.2質量%以上であり、より好ましくは0.3質量%以上であり、弾性が高過ぎることやそれに伴う肌なじみの低下や塗布ヨレを防止する観点から1.0質量%以下であり、好ましくは0.9質量%以下であり、より好ましくは0.8質量%以下である。 The content of component A in 100% by mass of the emulsified cosmetic of the present invention is 0.1% by mass or more, preferably 0.2% by mass from the viewpoint of enhancing the elasticity of the emulsified cosmetic and imparting a characteristic tactile sensation. % Or more, more preferably 0.3% by mass or more, and 1.0% by mass or less from the viewpoint of preventing the elasticity from being excessively high and the accompanying deterioration in skin conformance and coating distortion. It is 9 mass% or less, More preferably, it is 0.8 mass% or less.
 成分Bは「カルボキシビニルポリマー及び/又はアルキル変性カルボキシビニルポリマー」である。成分Bを配合することにより、成分Aによる過度の弾性上昇を緩和することができる。なお、成分Bのみで成分Aの弾性を十分に低減しようとすると、乳化化粧料の塗布後に皮膜感やつっぱりが生じ、使用感が低下する。このため、成分Aの弾性を低減する成分としては、成分Bに加え、成分C及び成分Dを併用することが必要である。 Component B is “carboxyvinyl polymer and / or alkyl-modified carboxyvinyl polymer”. By blending component B, an excessive increase in elasticity due to component A can be mitigated. In addition, when it is going to reduce the elasticity of the component A enough only with the component B, a film | membrane feeling and a tension will arise after application | coating of emulsified cosmetics, and a usability | use_condition will fall. For this reason, in addition to the component B, it is necessary to use the component C and the component D together as a component for reducing the elasticity of the component A.
 カルボキシビニルポリマーとは主としてアクリル酸の重合体であり、アルキル変性カルボキシビニルポリマーとは主としてアクリル酸とメタクリル酸アルキル(好ましくはアルキルの炭素数が10~30)の共重合体である。上記アルキル変性カルボキシビニルポリマーとしては、(アクリレーツ/アクリル酸アルキル(C10-30))クロスポリマーが挙げられる。成分Bは、1種のみを用いてもよいし、2種以上を用いてもよい。 The carboxyvinyl polymer is mainly a polymer of acrylic acid, and the alkyl-modified carboxyvinyl polymer is a copolymer of mainly acrylic acid and alkyl methacrylate (preferably alkyl has 10 to 30 carbon atoms). Examples of the alkyl-modified carboxyvinyl polymer include (acrylates / alkyl acrylate (C10-30)) crosspolymer. Component B may use only 1 type and may use 2 or more types.
 成分Bは市販品として入手することができる。カルボキシビニルポリマーの市販品としては、例えば、「カーボポール934」、「カーボポール940」、「カーボポール941」、「カーボポール980」、「カーボポール981」、「カーボポール1342」、「カーボポール2984」、「カーボポールUltrez 10」、「カーボポールETD 2050」(いずれも日本ルーブリゾール株式会社);「AQUPEC HV-501」、「AQUPEC HV-504」、「AQUPEC HV-505」、「ハイビスワコー104」、「ハイビスワコー105」(いずれも和光純薬工業株式会社)等が挙げられる。アルキル変性カルボキシビニルポリマーの市販品としては、例えば、「PEMULEN TR-1」、「PEMULEN TR-2」、「カーボポールETD 2020」、「カーボポールULTREZ 20」(いずれも日本ルーブリゾール株式会社)等が挙げられる。 Component B can be obtained as a commercial product. Examples of commercially available carboxyvinyl polymers include “Carbopol 934”, “Carbopol 940”, “Carbopol 941”, “Carbopol 980”, “Carbopol 981”, “Carbopol 1342”, “Carbopol”. 2984 ”,“ Carbopol Ultrez 10 ”,“ Carbopol ETD 2050 ”(all Japan Lubrizol Corporation);“ AQUPEC HV-501 ”,“ AQUPEC HV-504 ”,“ AQUPEC HV-505 ”,“ Hibiswako ” 104 ”,“ Hibiswako 105 ”(all of which are Wako Pure Chemical Industries, Ltd.). Examples of commercially available alkyl-modified carboxyvinyl polymers include “PEMULEN TR-1”, “PEMULEN TR-2”, “Carbopol ETD 2020”, “Carbopol ULTREZ 20” (Nippon Lubrizol Corporation), etc. Is mentioned.
 本発明の乳化化粧料100質量%中の成分Bの含有量は、乳化化粧料の塗布後の皮膜感やつっぱりを抑制する観点から、0.4質量%以下であり、好ましくは0.3質量%以下であり、より好ましくは0.25質量%以下である。成分Bの含有量の下限値は、後述する成分Aとの質量割合を満足する値であればよいが、例えば、0.01質量%以上が好ましい。成分Bの含有量は、本発明の乳化化粧料中に含まれる全ての成分Bの合計量である。 The content of Component B in 100% by mass of the emulsified cosmetic of the present invention is 0.4% by mass or less, preferably 0.3% by mass, from the viewpoint of suppressing the film feeling and the tension after application of the emulsified cosmetic. % Or less, and more preferably 0.25% by mass or less. The lower limit of the content of component B may be a value that satisfies a mass ratio with component A described later, but is preferably 0.01% by mass or more, for example. The content of component B is the total amount of all components B contained in the emulsified cosmetic of the present invention.
 本発明の乳化化粧料において、成分Aに対する成分Bの質量割合(成分B/成分A)は、過度の弾性上昇を緩和する観点から0.10以上であり、好ましくは0.21以上である。 In the emulsified cosmetic of the present invention, the mass ratio of component B to component A (component B / component A) is 0.10 or more, preferably 0.21 or more, from the viewpoint of alleviating an excessive increase in elasticity.
 成分Cは上記「キサンタンガム」である。キサンタンガムとは、グルコース2分子、マンノース2分子及びグルクロン酸の繰り返し単位からなる鎖状多糖類である。成分Cを配合することにより、成分Aによる過度の弾性上昇を緩和することができる。なお、成分Cのみで成分Aの弾性を十分に低減しようとすると、乳化化粧料の塗布時にヌルつきが生じ、肌なじみや低下して、使用感が低下する。このため、成分Aの弾性を低減する成分としては、成分Cに加え、成分B及び成分Dを併用することが必要である。 Component C is the above “xanthan gum”. Xanthan gum is a chain polysaccharide composed of repeating units of 2 glucose molecules, 2 mannose molecules and glucuronic acid. By blending component C, an excessive increase in elasticity due to component A can be mitigated. In addition, if it is going to reduce the elasticity of the component A enough only by the component C, a null will arise at the time of application | coating of an emulsified cosmetic, and a skin familiarity and fall will fall and a usability | use_condition will fall. For this reason, as a component which reduces the elasticity of the component A, it is necessary to use the component B and the component D together with the component C.
 成分Cとしては市販品を用いることができる。成分Cの市販品としては、例えば、「エコーガムT」(DSP五協フード&ケミカル社製)、「ノムコートZZ」(日清オイリオグループ社製)等が挙げられる。 As the component C, a commercially available product can be used. Examples of commercially available components C include “Echo Gum T” (manufactured by DSP Gokyo Food & Chemical Co., Ltd.), “Nom Coat ZZ” (manufactured by Nisshin Oilio Group Co., Ltd.), and the like.
 本発明の乳化化粧料100質量%中の成分Cの含有量は、肌なじみの低下を抑制し、ヌルつきを防止する観点から0.3質量%以下であり、好ましくは0.25質量%以下であり、より好ましくは0.2質量%以下である。成分Cの含有量の下限値は、後述する成分Aとの質量割合を満足する値であればよいが、例えば、0.01質量%以上が好ましい。 The content of component C in 100% by mass of the emulsified cosmetic of the present invention is 0.3% by mass or less, preferably 0.25% by mass or less, from the viewpoint of suppressing a decrease in skin familiarity and preventing nullification. More preferably, it is 0.2 mass% or less. The lower limit of the content of component C may be a value that satisfies a mass ratio with component A described later, but is preferably 0.01% by mass or more, for example.
 本発明の乳化化粧料において、成分Aに対する成分Cの質量割合(成分C/成分A)は、過度の弾性上昇を緩和する観点から0.02以上であり、好ましくは0.03以上である。 In the emulsified cosmetic of the present invention, the mass ratio of component C to component A (component C / component A) is 0.02 or more, preferably 0.03 or more, from the viewpoint of alleviating excessive elasticity increase.
 成分Dは「リン脂質」である。成分Dを配合することにより、成分Aによる過度の弾性上昇を緩和することができる。なお、成分Dのみで成分Aの弾性を十分に低減しようとすると、乳化化粧料が経時で変臭し、安定性が悪く使用感が低下する。このため、成分Aの弾性を低減する成分としては、成分Dに加え、成分B及び成分Cを併用することが必要である。 Component D is “phospholipid”. By blending component D, an excessive increase in elasticity due to component A can be mitigated. In addition, when it is going to reduce the elasticity of the component A enough only with the component D, an emulsified cosmetic will change in odor over time, stability will be bad, and a usability | use_condition will fall. For this reason, in addition to the component D, it is necessary to use the component B and the component C together as a component for reducing the elasticity of the component A.
 成分Dとしては、リン酸残基を含む複合脂質であって、天然リン脂質、合成リン脂質、天然由来のリン脂質の不飽和炭素鎖を水素により飽和とした水素添加リン脂質等が挙げられる。成分Dの具体例としては、ホスファチジルコリン、ホスファチジルエタノールアミン、ホスファチジルセリン、ホスファチジルイノシトール、リゾホスファチジルコリン、スフィンゴミエリン、卵黄レシチン、大豆レシチン等の天然リン脂質;ジラウロイルホスファチジルコリン、ジミリストイルホスファチジルコリン、ジパルミトイルホスファチジルコリン、ジステアロイルホスファチジルコリン、ジオレオイルホスファチジルコリン、パルミトイル・オレオイルホスファチジルコリン等の合成リン脂質;水素添加大豆レシチン、水素添加卵黄レシチン、水素添加ホスファチジルコリン、水素添加ホスファチジルセリン等の水素添加リン脂質等が挙げられる。このうち、保存安定性に優れる観点から、水素添加リン脂質が好ましく、水素添加大豆レシチンがより好ましい。成分Dは、1種のみを用いてもよいし、2種以上を用いてもよい。 Component D is a complex lipid containing a phosphate residue, and includes natural phospholipids, synthetic phospholipids, hydrogenated phospholipids in which unsaturated carbon chains of naturally derived phospholipids are saturated with hydrogen, and the like. Specific examples of component D include phosphatidylcholine, phosphatidylethanolamine, phosphatidylserine, phosphatidylinositol, lysophosphatidylcholine, sphingomyelin, egg yolk lecithin, soybean lecithin, and other natural phospholipids; dilauroylphosphatidylcholine, dimyristoylphosphatidylcholine, dipalmitoylphosphatidylcholine, Examples include synthetic phospholipids such as stearoyl phosphatidylcholine, dioleoylphosphatidylcholine, palmitoyl oleoylphosphatidylcholine; hydrogenated phospholipids such as hydrogenated soybean lecithin, hydrogenated egg yolk lecithin, hydrogenated phosphatidylcholine, and hydrogenated phosphatidylserine. Among these, from the viewpoint of excellent storage stability, hydrogenated phospholipid is preferable, and hydrogenated soybean lecithin is more preferable. Component D may use only 1 type and may use 2 or more types.
 本発明の乳化化粧料100質量%中の成分Dの含有量は、乳化化粧料の経時での変臭を抑制する観点から、4.0質量%以下であり、好ましくは3.0質量%以下であり、より好ましくは2.0質量%以下である。成分Dの含有量の下限値は、後述する成分Aとの質量割合を満足する値であればよいが、例えば、0.3質量%以上が好ましい。成分Dの含有量は、本発明の乳化化粧料中に含まれる全ての成分Dの合計量である。 The content of component D in 100% by mass of the emulsified cosmetic of the present invention is 4.0% by mass or less, preferably 3.0% by mass or less, from the viewpoint of suppressing odor change over time of the emulsified cosmetic. More preferably, it is 2.0 mass% or less. The lower limit of the content of component D may be a value that satisfies a mass ratio with component A described later, but is preferably 0.3% by mass or more, for example. The content of component D is the total amount of all components D contained in the emulsified cosmetic of the present invention.
 本発明の乳化化粧料において、成分Aに対する成分Dの質量割合(成分D/成分A)は、過度の弾性上昇を緩和する観点から0.4以上であり、好ましくは0.85以上であり、より好ましくは1.0以上であり、弾性が低下し過ぎることを防止し、特徴的な感触を達成する観点から7.0以下であり、好ましくは4.5以下であり、より好ましくは3.5以下である。 In the emulsified cosmetic of the present invention, the mass ratio of the component D to the component A (component D / component A) is 0.4 or more, preferably 0.85 or more, from the viewpoint of alleviating excessive elasticity increase. More preferably, it is 1.0 or more, and is 7.0 or less, preferably 4.5 or less, more preferably 3. from the viewpoint of preventing the elasticity from being excessively lowered and achieving a characteristic feel. 5 or less.
 成分Eは「水」である。成分Eは乳化系を形成するための乳化化粧料の媒体としての役割を有する。化粧料を乳化系とすることで、みずみずしさとエモリエント効果が発揮される。 Component E is “water”. Component E has a role as a medium of an emulsified cosmetic for forming an emulsified system. By making cosmetics into an emulsifying system, freshness and emollient effects are exhibited.
 本発明の乳化化粧料100質量%中の成分Eの含有量は、好ましくは55.0質量%以上であり、より好ましくは65.0質量%以上であり、他の成分を含有させる観点から好ましくは95.0質量%以下であり、より好ましくは90.0質量%以下である。 The content of component E in 100% by mass of the emulsified cosmetic of the present invention is preferably 55.0% by mass or more, more preferably 65.0% by mass or more, preferably from the viewpoint of containing other components. Is 95.0 mass% or less, more preferably 90.0 mass% or less.
 本発明の乳化化粧料は、剤形を乳化系とする観点から、さらに成分Fとして、「油剤」を含有することができる。 The emulsified cosmetic of the present invention can further contain an “oil agent” as component F from the viewpoint of making the dosage form an emulsifying system.
 成分Fとしては、例えば、高級脂肪族アルコール、高級脂肪酸、油脂、炭化水素油、エステル油、シリコーン油、ロウ等が挙げられる。 Examples of component F include higher aliphatic alcohols, higher fatty acids, fats and oils, hydrocarbon oils, ester oils, silicone oils, waxes, and the like.
 成分Fの具体例としては、オクチルドデカノール、デシルテトラデカノール、イソステアリルアルコール等の炭素数12~24の1価の分岐鎖脂肪族アルコール;オレイルアルコール等の炭素数12~22の1価の直鎖不飽和脂肪族アルコール;セチルアルコール、ステアリルアルコール、ベヘニルアルコール等の炭素数12~22の1価の直鎖飽和脂肪族アルコール;ラウリン酸、ミリスチン酸、パルミチン酸、ステアリン酸、オレイン酸、ベヘニン酸、ウンデシレン酸、ラノリン酸、イソステアリン酸等の高級脂肪酸;ヤシ油、パーム油、水素添加パーム油、アボカド油、ゴマ油、オリーブ油、ククイナッツ油、ブドウ粒子油、サフラワー油、アーモンド油、トウモロコシ油、綿実油、ヒマワリ種子油、ブドウ種子油、ヘーゼルナッツ油、マカデミアナッツ油、メドウフォーム油、ローズヒップ油等の油脂;オレフィンオリゴマー、軽質流動イソパラフィン、スクワラン、流動パラフィン、流動イソパラフィン、ワセリン等の炭化水素油;オレイン酸エチル、ミリスチン酸イソプロピル、パルミチン酸イソプロピル、ミリスチン酸ミリスチル、パルミチン酸セチル、オレイン酸オレイル、ミリスチン酸オクチルドデシル、オレイン酸オクチルドデシル、イソステアリン酸エチル、イソステアリン酸イソプロピル、2-エチルヘキサン酸セチル、2-エチルヘキサン酸セトステアリル、トリ2-エチルヘキサン酸グリセリル(トリオクタノイン)、トリ(カプリル・カプリン酸)グリセリル、トリイソパルミチン酸グリセリル、テトラ2-エチルヘキサン酸ペンタエリスリトール、オクタン酸イソセチル、オクタン酸イソステアリル、イソステアリン酸イソセチル、イソステアリン酸オクチルドデシル、ジメチルオクタン酸オクチルドデシル、イソステアリン酸プロピレングリコール、ヒドロキシステアリン酸水添ヒマシ油等のエステル油;ジメチコン、メチルポリシロキサン、高重合メチルポリシロキサン、メチルフェニルポリシロキサン、オクタメチルトリシロキサン、デカメチルテトラシロキサン、オクタメチルシクロテトラシロキサン、デカメチルシクロペンタシロキサン、ドデカメチルシクロヘキサシロキサン、メチルシクロポリシロキサン、アルコール変性シリコーン、アルキル変性シリコーン、アミノ変性シリコーン、エポキシ変性シリコーン等のシリコーン油;ホホバ油、ミツロウ等のロウ等が挙げられる。成分Fは、1種のみを用いてもよいし、2種以上を用いてもよい。 Specific examples of component F include monovalent branched aliphatic alcohols having 12 to 24 carbon atoms such as octyldodecanol, decyltetradecanol, and isostearyl alcohol; monovalent branched alcohols having 12 to 22 carbon atoms such as oleyl alcohol. Linear unsaturated aliphatic alcohols; monovalent linear saturated aliphatic alcohols having 12 to 22 carbon atoms such as cetyl alcohol, stearyl alcohol, behenyl alcohol; lauric acid, myristic acid, palmitic acid, stearic acid, oleic acid, behenic acid , Higher fatty acids such as undecylenic acid, lanolinic acid, isostearic acid; coconut oil, palm oil, hydrogenated palm oil, avocado oil, sesame oil, olive oil, kukui nut oil, grape particle oil, safflower oil, almond oil, corn oil, cottonseed oil , Sunflower seed oil, grape seed oil, hazelnut , Oils such as macadamia nut oil, meadow foam oil, rosehip oil; hydrocarbon oils such as olefin oligomer, light liquid isoparaffin, squalane, liquid paraffin, liquid isoparaffin, petrolatum; ethyl oleate, isopropyl myristate, isopropyl palmitate, myristine Myristyl acid, cetyl palmitate, oleyl oleate, octyldodecyl myristate, octyldodecyl oleate, ethyl isostearate, isopropyl isostearate, cetyl 2-ethylhexanoate, cetostearyl 2-ethylhexanoate, tri-2-ethylhexanoic acid Glyceryl (trioctanoin), tri (capryl / capric acid) glyceryl, glyceryl triisopalmitate, pentaerythritol tetra-2-ethylhexanoate , Ester oils such as isocetyl octoate, isostearyl octoate, isocetyl isostearate, octyldodecyl isostearate, octyldodecyl dimethyloctanoate, propylene glycol isostearate, hydrogenated castor oil hydroxystearate; dimethicone, methylpolysiloxane, high polymerization Methylpolysiloxane, methylphenylpolysiloxane, octamethyltrisiloxane, decamethyltetrasiloxane, octamethylcyclotetrasiloxane, decamethylcyclopentasiloxane, dodecamethylcyclohexasiloxane, methylcyclopolysiloxane, alcohol-modified silicone, alkyl-modified silicone, Silicone oil such as amino-modified silicone and epoxy-modified silicone; wax such as jojoba oil and beeswax It is. Component F may be used alone or in combination of two or more.
 本発明の乳化化粧料100質量%中の成分Fの含有量は、エモリエント効果等の機能性の観点から、好ましくは0.1質量%以上であり、より好ましくは0.5質量%以上であり、さらに好ましくは1.0質量%以上であり、ベタつき抑制等の使用感の観点から、好ましくは50.0質量%以下であり、より好ましくは40.0質量%以下であり、さらに好ましくは30.0質量%以下である。成分Fの含有量は、成分Fを複数用いる場合は、本発明の乳化化粧料中に含まれる全ての成分Fの合計量である。 The content of component F in 100% by mass of the emulsified cosmetic of the present invention is preferably 0.1% by mass or more, more preferably 0.5% by mass or more, from the viewpoint of functionality such as an emollient effect. More preferably, it is 1.0% by mass or more, and from the viewpoint of use feeling such as stickiness suppression, it is preferably 50.0% by mass or less, more preferably 40.0% by mass or less, and further preferably 30%. 0.0 mass% or less. The content of component F is the total amount of all components F contained in the emulsified cosmetic of the present invention when a plurality of components F are used.
 本発明の乳化化粧料は、さらに上記以外の他の成分を任意に含有することができる。他の成分としては、例えば、界面活性剤(カチオン界面活性剤、アニオン界面活性剤、ノニオン界面活性剤、両性界面活性剤等)、低級アルコール、多価アルコール、紫外線吸収剤、粉体、酸化防止剤、防腐剤、香料、着色剤、キレート剤、清涼剤、ビタミン類、中和剤、アミノ酸、pH調整剤、美白剤、抗炎症剤、消臭剤、動植物抽出物、金属イオン封鎖剤などの添加剤などが挙げられる。上記他の成分は、1種のみを用いてもよいし、2種以上を用いてもよい。 The emulsified cosmetic of the present invention may further optionally contain other components other than those described above. Examples of other components include surfactants (cationic surfactants, anionic surfactants, nonionic surfactants, amphoteric surfactants, etc.), lower alcohols, polyhydric alcohols, ultraviolet absorbers, powders, antioxidants Agents, preservatives, fragrances, coloring agents, chelating agents, refreshing agents, vitamins, neutralizing agents, amino acids, pH adjusters, whitening agents, anti-inflammatory agents, deodorants, animal and plant extracts, sequestering agents An additive etc. are mentioned. Only 1 type may be used for said other component, and 2 or more types may be used for it.
 本発明の乳化化粧料のpHは、例えば、25℃において、好ましくは4.5~7.5 であり、より好ましくは5.0~7.0である。 The pH of the emulsified cosmetic of the present invention is, for example, preferably 4.5 to 7.5 at 25 ° C., more preferably 5.0 to 7.0.
 本発明の乳化化粧料は、本発明の特有の性状を有する観点から、25℃での稠度が好ましくは5.0~100.0gfであり、より好ましくは10.0~80.0gfであり、さらに好ましくは25.0~70.0gfである。なお、上記「25℃での稠度」は、17φ平型アダプターを備えた稠度計を用いて、25℃、スピード60mm/分、及びストローク20mmの条件で測定される値である。このような稠度計としては、株式会社サン科学製の「RHEO METER」などが挙げられる。 The emulsified cosmetic of the present invention has a consistency at 25 ° C. of preferably 5.0 to 100.0 gf, more preferably 10.0 to 80.0 gf, from the viewpoint of having the characteristic properties of the present invention. More preferably, it is 25.0 to 70.0 gf. The “consistency at 25 ° C.” is a value measured using a consistency meter equipped with a 17φ flat adapter at 25 ° C., a speed of 60 mm / min, and a stroke of 20 mm. An example of such a consistency meter is “RHEO METER” manufactured by Sun Kagaku Co., Ltd.
 本発明の乳化化粧料の剤型の一例はジェルクリームである。本発明の乳化化粧料は、流動性がなく、弾性を有している。また、せん断力を加えると流動する性状を有している。このため、例えば、容器より球や円柱の形状で取り出してもその形状を維持することができ、振動を加えるとゼリーのように揺れる。また、軟らかいゼリーのような外観を有する。加えて、せん断力をかけて肌などに塗り伸ばす際には、抵抗感なく塗り伸ばすことができる。さらに本発明の乳化化粧料は、物理的な作用で構造が壊れても元の構造に容易に復帰することができる可逆的な構造体であり得る。このため、容器などに充填した乳化化粧料を指などで掻き取っても、掻き取った痕が自動的に修復し、充填された化粧料の表面はきれいな平面となる。本発明の乳化化粧料は、このように従来の化粧料とは異なる新たな性状や使用感(肌触感)を奏する。 An example of the dosage form of the emulsified cosmetic of the present invention is gel cream. The emulsified cosmetic of the present invention has no fluidity and has elasticity. Moreover, it has the property of flowing when a shearing force is applied. For this reason, even if it takes out in the shape of a sphere or a cylinder from a container, for example, the shape can be maintained, and if vibration is added, it will shake like a jelly. In addition, it has a soft jelly-like appearance. In addition, when applying to a skin or the like by applying a shearing force, it can be applied without resistance. Furthermore, the emulsified cosmetic of the present invention can be a reversible structure that can easily return to the original structure even if the structure is broken by a physical action. For this reason, even if the emulsified cosmetic filled in the container or the like is scraped off with a finger or the like, the scratched marks are automatically repaired, and the surface of the filled cosmetic becomes a flat surface. Thus, the emulsified cosmetic composition of the present invention exhibits new properties and a feeling of use (feel of skin) that are different from those of conventional cosmetic compositions.
 本発明の乳化化粧料としては、例えば、クレンジング化粧料、保湿化粧料、美白化粧料、アクネケア用化粧料、アンチエージング化粧料(例えば、しわ抑制、たるみ抑制等を目的とする)等のスキンケア化粧料;日焼け止め化粧料などが挙げられる。本発明の乳化化粧料は皮膚化粧料として好ましく用いられる。本発明の乳化化粧料は、例えば、化粧品、医薬部外品、医薬品、雑貨のいずれであってもよい。 Examples of the emulsified cosmetic of the present invention include skin care cosmetics such as cleansing cosmetics, moisturizing cosmetics, whitening cosmetics, acne care cosmetics, and anti-aging cosmetics (for example, for the purpose of suppressing wrinkles and sagging). Fees: sunscreen cosmetics and the like. The emulsified cosmetic of the present invention is preferably used as a skin cosmetic. The emulsified cosmetic of the present invention may be any of cosmetics, quasi drugs, pharmaceuticals, and miscellaneous goods, for example.
 本発明の乳化化粧料を適用する部位としては、顔(例えば、額、目元、目じり、頬、口元等)、腕、肘、手の甲、指先、足、膝、かかと、首、脇、背中などが挙げられる。 The parts to which the emulsified cosmetic of the present invention is applied include the face (for example, forehead, eyes, eyes, cheeks, mouth), arms, elbows, back of hands, fingertips, feet, knees, heels, neck, armpits, and back. Can be mentioned.
 本発明の乳化化粧料を調製する方法としては、上記各構成成分を混合し、公知の方法、例えばホモミキサーを用いて攪拌する方法等が挙げられる。 Examples of the method for preparing the emulsified cosmetic of the present invention include a method in which the above-described components are mixed and a known method, for example, a method using a homomixer, and the like.
 以下、本発明を実施例に基づいて更に詳細に説明するが、本発明はこれら実施例にのみ限定されるものではない。なお、配合量及び含有量は、純分に換算した量であり、特記しない限り「質量%」を表す。 Hereinafter, the present invention will be described in more detail based on examples, but the present invention is not limited only to these examples. In addition, a compounding quantity and content are the quantity converted into the pure part, and represent "mass%" unless it mentions specially.
実施例1~15及び比較例1~7(乳化化粧料の調製)
 表1~3に記した組成に従い、実施例及び比較例の各乳化化粧料を次のようにして調製した。
Examples 1 to 15 and Comparative Examples 1 to 7 (Preparation of emulsified cosmetics)
According to the compositions described in Tables 1 to 3, emulsified cosmetics of Examples and Comparative Examples were prepared as follows.
 水相として、成分A、成分B、成分C、成分E、BG、グリセリン、メチルパラベン、水酸化カリウムを混合して85℃に加温した。また、油相として、成分D、成分F、ベヘン酸グリセリル、オクタステアリン酸ポリグリセリル-6、ステアリン酸グリセリルを混合して85℃に加温した。次いで、上記水相及び上記油相を混合し、ホモミキサーで回転数6000rpm、5分間の条件で攪拌して乳化し、35℃に冷却して、ジェルクリーム状の乳化化粧料を調製した。 As the aqueous phase, Component A, Component B, Component C, Component E, BG, glycerin, methyl paraben, and potassium hydroxide were mixed and heated to 85 ° C. Further, as the oil phase, Component D, Component F, glyceryl behenate, polyglyceryl octastearate-6, and glyceryl stearate were mixed and heated to 85 ° C. Next, the water phase and the oil phase were mixed, emulsified by stirring with a homomixer at a rotational speed of 6000 rpm for 5 minutes, and cooled to 35 ° C. to prepare a gel cream emulsified cosmetic.
 実施例1の乳化化粧料の25℃のpHは約6.4であり、25℃での稠度は40gfであった。 The pH of the emulsified cosmetic of Example 1 at 25 ° C. was about 6.4, and the consistency at 25 ° C. was 40 gf.
 実施例、比較例及び処方例における主な原料の詳細は次の通りである。なお、表1~3に記載の量は商品の量ではなく、各成分の量(有効成分の量)である。 Details of main raw materials in Examples, Comparative Examples and Formulation Examples are as follows. The amounts listed in Tables 1 to 3 are not the amount of the product but the amount of each component (the amount of the active ingredient).
(アクリレーツ/メタクリル酸ベヘネス-25)コポリマー:商品名「アキュリン28」、ダウケミカル社製
(アクリレーツ/アクリル酸アルキル(C10-30))クロスポリマー:商品名「PEMULEN TR-1」、LUBRIZOL社製
キサンタンガム:商品名「エコーガムT」、DSP五協フード&ケミカル社製
水添レシチン(水素添加大豆レシチン):商品名「レシノール S-10」、日光ケミカルズ社製
トリオクタノイン:商品名「エキセパール TGO」、花王社製
スクワラン:商品名「NIKKOL シュガースクワラン」、日本サーファクタント社製
ヒドロキシステアリン酸水添ヒマシ油:商品名「テクノールMH」、横関油脂社製
ジメチコン:商品名「SH200C 10CS-JASU」、東レ・ダウコーニング社製
ステアリン酸グリセリル(モノステアリン酸グリセリル):商品名「CUTINA GMS-V」、BASF社製
ベヘン酸グリセリル及びオクタステアリン酸ポリグリセリル-6:商品名「TAISET SC50」、太陽化学社製
BG(1,3-ブチレングリコール):商品名「1,3-ブチレングリコール」、ダイセル社製
カルボマー:商品名「カーボポール981」、LUBRIZOL社製
シア脂:商品名「Star Shea Butter refined」、IMCD Group B.V.社製
(Acrylates / Beheneth-25 Methacrylate) Copolymer: Trade name “Aculin 28”, manufactured by Dow Chemical Co. (Acrylates / alkyl acrylate (C10-30)) Crosspolymer: Trade name “PEMULEN TR-1,” Xanthan gum manufactured by LUBRIZOL : Trade name “Echo Gum T”, Hydrogenated lecithin (hydrogenated soybean lecithin) manufactured by DSP Gokyo Food & Chemical Co., Ltd .: Trade name “Resinol S-10”, Trioctanoin manufactured by Nikko Chemicals Co., Ltd .: Trade name “Exepearl TGO”, Kao's squalane: Trade name “NIKKOL Sugar Squalane”, Nippon Surfactant's hydroxy stearic acid hydrogenated castor oil: Trade name “Technol MH”, Yokozeki Yushi Co., Ltd. dimethicone: Trade name “SH200C 10CS-JASU”, Toray Dow Made by Corning Glyceryl tea tearate (glyceryl monostearate): trade name “CUTINA GMS-V”, glyceryl behenate and polyglyceryl octastearate-6 manufactured by BASF Corporation: trade name “TAISET SC50”, Taiyo Kagaku BG (1,3- Butylene glycol): Trade name “1,3-butylene glycol”, Daicel carbomer: Trade name “Carbopol 981”, LUBRIZOL shea fat: Trade name “Star Shear butter refined”, IMCD Group BV. Made
(評価試験1:弾性の評価)
 各実施例及び比較例の乳化化粧料約30gをジャー容器に充填し、密封した状態で恒温槽中で25℃の条件下、1週間保管した。保管後の各乳化化粧料の性状を、外観観察と、指で乳化化粧料を掻き取った際の感触より、下記の基準で評価した。結果を表1~3に示す。
◎(優れる):流動性がなく弾性を有する性状であり、容易に指で掻き取ることが可能であった。
○(良好):流動性がなく弾性を有する性状であるが、指で掻き取りにくい(弾性が高い)。又は、指で掻き取る際に感じられる弾性が弱い(弾性が低い)。
×(不良):流動性がなく弾性を有する性状であるが、指で掻き取ることができない(弾性が高すぎる)。又は、外観観察と指で掻き取る際に弾性が認められない(弾性が低すぎる)。
(Evaluation test 1: Evaluation of elasticity)
About 30 g of the emulsified cosmetic of each Example and Comparative Example was filled in a jar container and stored in a thermostatic bath at 25 ° C. for 1 week in a sealed state. The properties of each emulsified cosmetic after storage were evaluated according to the following criteria based on the appearance observation and the feel when the emulsified cosmetic was scraped with a finger. The results are shown in Tables 1 to 3.
A (excellent): It is a property having no fluidity and elasticity, and can be easily scraped with a finger.
○ (good): It is a property having no fluidity and elasticity, but it is difficult to scrape with a finger (high elasticity). Or the elasticity felt when scraping with a finger is weak (elasticity is low).
X (defect): The material has no fluidity and elasticity, but cannot be scraped with a finger (elasticity is too high). Alternatively, no elasticity is observed during appearance observation and scraping with a finger (elasticity is too low).
(評価試験2:安定性)
 各実施例及び比較例の乳化化粧料約100gを広口のガラス瓶(所謂マヨネーズ瓶)に充填し、密封した状態で、恒温槽中で40℃の条件下、4週間保管した。保管後の各乳化化粧料を室温(25℃)の条件に戻した後、下記の基準で各乳化化粧料の分離の有無及び変臭の有無を評価した。結果を表1~3に示す。
〇(良好):分離および不快な変臭が認められない。
×(不良):分離または不快な変臭が認められる。
(Evaluation Test 2: Stability)
About 100 g of the emulsified cosmetic of each Example and Comparative Example was filled in a wide-mouthed glass bottle (so-called mayonnaise bottle) and stored in a thermostatic bath at 40 ° C. for 4 weeks in a sealed state. After each emulsion cosmetic after storage was returned to room temperature (25 ° C.), the presence or absence of separation and the presence or absence of odors of each emulsion cosmetic were evaluated according to the following criteria. The results are shown in Tables 1 to 3.
○ (Good): Separation and unpleasant odor are not recognized.
X (defect): Separation or unpleasant odor is recognized.
(評価試験3:ヌルつき)
 各実施例及び各比較例で得られた乳化化粧料を前腕部内側に塗布し手でなじませた。各化粧料の塗布時の「ヌルつき」を以下の基準で評価した。結果を表1~3に示す。
◎(優れる):肌なじみが良く、塗布時のヌルつきが感じられない。
○(良好):肌なじみがやや遅く、僅かにヌルつきが感じられるが、実用上許容範囲である。
×(不良):肌なじみが明らかに遅く、不快なヌルつきが感じられる。
(Evaluation test 3: with null)
The emulsified cosmetics obtained in each Example and each Comparative Example were applied to the inner side of the forearm and applied by hand. “With null” at the time of applying each cosmetic was evaluated according to the following criteria. The results are shown in Tables 1 to 3.
◎ (Excellent): Skin conformity is good and no slickness is felt during application.
○ (good): The familiarity with the skin is a little slow, and a slight null is felt, but it is acceptable in practical use.
X (defect): The familiarity with the skin is clearly slow, and an uncomfortable null feeling is felt.
Figure JPOXMLDOC01-appb-T000001
Figure JPOXMLDOC01-appb-T000001
Figure JPOXMLDOC01-appb-T000002
Figure JPOXMLDOC01-appb-T000002
Figure JPOXMLDOC01-appb-T000003
Figure JPOXMLDOC01-appb-T000003
 表1~3より、本発明の組成を有する実施例1~15の乳化化粧料は、弾性、安定性及びヌルつきの点で○~◎の評価という優れた効果を有することが分かった。
 一方、比較例1~7から、成分B、成分C及び成分Dの全てを特定量かつ特定比率で含まなければ、いずれかの評価が×という劣った効果しか発揮できないことが分かった。
From Tables 1 to 3, it was found that the emulsified cosmetics of Examples 1 to 15 having the composition of the present invention had an excellent effect of evaluation of ~ to ◎ in terms of elasticity, stability and nulliness.
On the other hand, from Comparative Examples 1 to 7, it was found that if all of component B, component C and component D were not included in a specific amount and a specific ratio, any evaluation could only exert an inferior effect of x.
処方例1(ジェルクリーム)
 (アクリレーツ/メタクリル酸ベヘネス-25)コポリマー
                         0.6質量%
 カルボマー                  0.15質量%
 キサンタンガム                0.05質量%
 水添リン脂質                  1.0質量%
 水                          残部
 オクタステアリン酸ポリグリセリル-6      0.5質量%
 モノベヘン酸グリセリル             0.5質量%
 モノステアリン酸グリセリル           0.5質量%
 水酸化カリウム                0.18質量%
 スクワラン                   5.0質量%
 トリ-2エチルヘキサン酸グリセリル       5.0質量%
 シア脂                     0.5質量%
 イソノナン酸イソノニル             0.5質量%
 ジメチコン                   0.5質量%
 グリセリン                   5.0質量%
 1,3-ブチレングリコール           5.0質量%
 ジプロピレングリコール             3.0質量%
 メチルパラベン                 0.2質量%
 フェノキシエタノール              0.2質量%
 オクトキシグリセリン              0.2質量%
 l‐メントール                0.05質量%
 香料                     0.02質量%
 エタノール                   5.0質量%
 合計                      100質量%
Formulation Example 1 (Gel Cream)
(Acrylates / Beheneth-25 methacrylate) copolymer 0.6% by mass
Carbomer 0.15% by mass
Xanthan gum 0.05% by mass
Hydrogenated phospholipid 1.0% by mass
Water balance Polyglyceryl-6 octastearate 0.5% by mass
Glyceryl monobehenate 0.5% by mass
Glyceryl monostearate 0.5% by mass
Potassium hydroxide 0.18% by mass
Squalane 5.0% by mass
Glyceryl tri-2-ethylhexanoate 5.0% by mass
Shea fat 0.5% by mass
Isononyl isononanoate 0.5% by mass
Dimethicone 0.5% by mass
Glycerin 5.0% by mass
1,3-butylene glycol 5.0% by mass
Dipropylene glycol 3.0% by mass
Methylparaben 0.2% by mass
Phenoxyethanol 0.2% by mass
Octoxyglycerin 0.2% by mass
l-Menthol 0.05% by mass
Perfume 0.02% by mass
Ethanol 5.0% by mass
Total 100% by mass
 本発明の乳化化粧料は、適度な弾性を有しており、従来の化粧料とは異なる新たな性状や触感を有する化粧料として使用することができる。 The emulsified cosmetic of the present invention has moderate elasticity, and can be used as a cosmetic having new properties and feel different from conventional cosmetics.

Claims (2)

  1.  下記の成分A、成分B、成分C、成分D、及び成分Eを含有し、成分Aの含有量が0.1~1.0質量%であり、成分Bの含有量が0.4質量%以下であり、成分Cの含有量が0.3質量%以下であり、成分Dの含有量が4.0質量%以下であり、成分Aに対する成分Bの質量割合(成分B/成分A)が0.10以上であり、成分Aに対する成分Cの質量割合(成分C/成分A)が0.02以上であり、成分Aに対する成分Dの質量割合(成分D/成分A)が0.4以上7.0以下である、乳化化粧料。
     成分A:(アクリレーツ/メタクリル酸ベヘネス-25)コポリマー
     成分B:カルボキシビニルポリマー及び/又はアルキル変性カルボキシビニルポリマー
     成分C:キサンタンガム
     成分D:リン脂質
     成分E:水
    It contains the following component A, component B, component C, component D, and component E, the content of component A is 0.1 to 1.0% by mass, and the content of component B is 0.4% by mass The content of component C is 0.3% by mass or less, the content of component D is 4.0% by mass or less, and the mass ratio of component B to component A (component B / component A) is 0.10 or more, the mass ratio of component C to component A (component C / component A) is 0.02 or more, and the mass ratio of component D to component A (component D / component A) is 0.4 or more. An emulsified cosmetic that is 7.0 or less.
    Component A: (Acrylates / Beheneth-25 methacrylate) copolymer Component B: Carboxyvinyl polymer and / or alkyl-modified carboxyvinyl polymer Component C: Xanthan gum Component D: Phospholipid Component E: Water
  2.  さらに下記成分Fを含む、請求項1に記載の乳化化粧料。
     成分F:油剤
    Furthermore, the emulsified cosmetics of Claim 1 containing the following component F.
    Component F: Oil agent
PCT/JP2018/008848 2017-03-28 2018-03-07 Emulsified cosmetic WO2018180316A1 (en)

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CN201880002663.3A CN109414375A (en) 2017-03-28 2018-03-07 Emusification cosmetic material
KR1020187035960A KR20190008302A (en) 2017-03-28 2018-03-07 Oil painting cosmetics
JP2019509124A JP6687809B2 (en) 2017-03-28 2018-03-07 Emulsified cosmetics

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WO2022124385A1 (en) 2020-12-07 2022-06-16 L'oreal Oil-in-water emulsion composition
FR3118702A1 (en) 2021-01-12 2022-07-15 L'oreal Oil-in-water emulsion composition
JP7523963B2 (en) 2020-06-24 2024-07-29 クラシエ株式会社 Skin cosmetics

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WO2005044216A1 (en) * 2004-10-26 2005-05-19 Shiseido Co., Ltd. Skin preparation for external use
JP2008291014A (en) * 2007-04-27 2008-12-04 Fancl Corp Milky lotion-like cosmetic
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Publication number Priority date Publication date Assignee Title
JP7523963B2 (en) 2020-06-24 2024-07-29 クラシエ株式会社 Skin cosmetics
WO2022124385A1 (en) 2020-12-07 2022-06-16 L'oreal Oil-in-water emulsion composition
FR3118702A1 (en) 2021-01-12 2022-07-15 L'oreal Oil-in-water emulsion composition

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