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WO2018004193A1 - Cosmétiques comprenant une substance d'imprégnation imprégnée d'une composition cosmétique de type huile dans eau dans huile - Google Patents

Cosmétiques comprenant une substance d'imprégnation imprégnée d'une composition cosmétique de type huile dans eau dans huile Download PDF

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Publication number
WO2018004193A1
WO2018004193A1 PCT/KR2017/006598 KR2017006598W WO2018004193A1 WO 2018004193 A1 WO2018004193 A1 WO 2018004193A1 KR 2017006598 W KR2017006598 W KR 2017006598W WO 2018004193 A1 WO2018004193 A1 WO 2018004193A1
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WIPO (PCT)
Prior art keywords
cosmetic composition
oil
water
cosmetics
foam
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2017/006598
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English (en)
Korean (ko)
Inventor
김정은
박정은
김선영
정해원
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Amorepacific Corp
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Amorepacific Corp
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Filing date
Publication date
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Publication of WO2018004193A1 publication Critical patent/WO2018004193A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/04—Dispersions; Emulsions
    • A61K8/06—Emulsions
    • A61K8/066—Multiple emulsions, e.g. water-in-oil-in-water
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D44/00—Other cosmetic or toiletry articles, e.g. for hairdressers' rooms
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D44/00—Other cosmetic or toiletry articles, e.g. for hairdressers' rooms
    • A45D44/002—Masks for cosmetic treatment of the face
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D44/00—Other cosmetic or toiletry articles, e.g. for hairdressers' rooms
    • A45D44/22—Face shaping devices, e.g. chin straps; Wrinkle removers, e.g. stretching the skin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/04—Dispersions; Emulsions
    • A61K8/06—Emulsions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/49—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
    • A61K8/49—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
    • A61K8/494—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with more than one nitrogen as the only hetero atom
    • A61K8/4966—Triazines or their condensed derivatives
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q1/00—Make-up preparations; Body powders; Preparations for removing make-up
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q17/00—Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
    • A61Q17/04—Topical preparations for affording protection against sunlight or other radiation; Topical sun tanning preparations
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • A61Q19/004—Aftersun preparations

Definitions

  • the present invention relates to a cosmetic comprising an impregnating material impregnated with an oil-in-water cosmetic composition.
  • compatibility of the impregnating material and the applicator and the cosmetic composition is important.
  • Cosmetic compositions are classified into water in oil (W / O) and oil in water (O / W) types according to the types of continuous and disperse phases. Although it impregnates the impregnating material and the applicator, the cosmetics are easily evaporated and have the disadvantage of being susceptible to bacterial propagation. Therefore, water-in-oil formulations which are excellent in terms of compatibility with the impregnating agent and the applicator are mainly used when manufacturing the fact type cosmetics with the liquid cosmetic composition.
  • Patent Document 1 Korean Patent Publication No. 2016-0017594, Cosmetics including a porous foam and the cosmetic composition impregnated therein
  • the present inventors have produced a fact type cosmetics using a water-in-oil type cosmetic composition in order to solve the above problems, the oil-in-water type cosmetic composition is excellent in compatibility with the impregnating material and the applicator, the existing water-in-oil cosmetics
  • the present invention was completed by confirming the improved usability and raw material dispersibility compared to the composition.
  • the present invention provides a cosmetic comprising the cosmetic composition impregnated in the impregnating material buried in the applicator, the cosmetic composition is a water-in-oil-in-oil cosmetic composition.
  • Cosmetics according to the present invention is impregnated with a cosmetic composition in the impregnating material, it is manufactured to be used by buried in the applicator is easy to carry and apply.
  • the cosmetic composition in the present invention is prepared in oil-in-water oil-in-water formulations, excellent compatibility with the impregnating material and the applicator, it is possible to stably disperse components in the oil phase poorly soluble in the composition, the moisture and fresh feeling.
  • Example 1 is an optical micrograph of an oil-in-water cosmetic composition prepared in Example 1.
  • Figure 2 is a photograph comparing the formulation transparency (white turbidity) of the cosmetic composition prepared in Example 1 and Comparative Example 1.
  • the present invention provides a cosmetic comprising a cosmetic composition impregnated inside the impregnating material buried in the applicator, wherein the cosmetic composition is a water-in-oil-type cosmetic composition.
  • the cosmetic composition is a water-in-oil-type cosmetic composition.
  • the oil-in-water cosmetic composition referred to in the present invention means a cosmetic composition composed of an aqueous phase dispersed in an external oil phase which is a continuous phase and an internal oil phase dispersed in the aqueous phase.
  • the present invention solves the above problems by applying a water-in-oil type formulation for improving the feeling of use and dispersion of raw materials that are poorly soluble in oil phase.
  • the oil-in-water type cosmetic composition may be a cosmetic composition for blocking UV rays.
  • Sunscreens are largely classified into organic sunscreens and inorganic sunscreens, and are classified into UVA blockers and UVB blockers according to the types of ultraviolet rays to be blocked.
  • Inorganic sunscreens do not penetrate the skin and remain on the surface of the skin to reflect ultraviolet light.
  • Organic sunscreens block UV rays by trapping solar energy in molecules, and they penetrate the skin. If the content of the inorganic sunscreen is high, there is a disadvantage in that natural makeup is impossible due to the soft feeling of use and the cloudiness that makes the skin look white.
  • the organic sunscreen has no white turbidity and good applicability, but if the content is high, there is a problem that the skin safety is lowered, so that two types of sunscreens are properly mixed and used.
  • the sunscreen cosmetic composition is generally prepared in a water-in-oil formulation having a water resistance so that it is not easily removed by water or sweat.
  • organic UVA blocker there is a problem in that the solubility in the oil phase is not good, so it is easy to precipitate as crystals. Therefore, in order to implement a high UV protection of SPF 50 or more, PFA 8 or more in water-in-oil type, more than a certain level of inorganic sunscreen should be included.
  • Cosmetic according to the present invention solved the above problems by adopting a water-in-oil formulation. That is, in one embodiment of the present invention by stabilizing the organic UVA blocker insoluble in the oil phase to the internal oil phase in the discontinuous phase by reducing the content of the inorganic sunscreen agent in the cosmetic composition, for maintaining the UV blocking power while reducing the whitening To provide a composition.
  • Oil-in-water type oil-in-water cosmetic composition according to the invention may include an organic UVA blocker and an amphiphilic polymer.
  • the organic UVA blocker is not particularly limited in the present invention, for example, bisethylhexyloxyphenol methoxyphenyl triazine, butyl methoxydibenzoylmethane, and diethylamino hydroxy It may be at least one selected from the group consisting of benzoyl hexyl benzoate (Diethylamino hydroxybenzoyl hexyl benzoate).
  • Such organic UVA blockers do not exhibit turbidity and can be used as an alternative to inorganic UVA blockers.
  • the organic UVA blocker is preferably included in 0.1 to 10.0% by weight relative to the total weight of the total cosmetic composition, it is included in the oil-in-water type internal oil phase. If the content of the organic UVA blocker is less than the above range, it is difficult to obtain a sufficient sunscreen effect, and if it exceeds the above range, it is difficult to produce a stable oil-in-water type cosmetic composition, so it is appropriately adjusted within the above range.
  • amphiphilic polymer refers to a polymer having both a hydrophilic portion and a lipophilic portion.
  • these amphiphilic polymers are located at the interface between the lipophilic components of the inner oil phase containing the sunscreen and the water phase at high temperatures, and become solid at temperatures below the melting point, causing the internal oil phase to aggregate and United to prevent precipitation of organic UVA blockers.
  • amphiphilic polymer preferably has a molecular weight of 1000 to 15000 g / mol. As such, since the molecular weight is large, a thick interfacial film is formed to prevent aggregation and coalescing of the inner oil phase, and the organic UVA blocker can be stably dissolved in the inner oil phase.
  • amphiphilic polymer may be used as long as it can secure the above-described effects, and may be, for example, methoxypage-114 polyepsiloncaprolactone.
  • Amphiphilic polymer in the present invention is preferably included in 0.1 to 10.0% by weight based on the total weight of the total cosmetic composition, more preferably in 0.2 to 5.0% by weight. If the content of the amphiphilic polymer is less than the above range, the interfacial membrane is not thick enough, there is a risk that the internal oil phase is coalesced to precipitate the organic UVA blocker, and if it exceeds the above range, it is difficult to produce a stable oil-in-water cosmetic composition, Adjust appropriately within the range.
  • Oil-in-water type cosmetic composition according to a preferred embodiment of the present invention
  • the inner oil phase, the water phase, and the outer oil phase are included in the total 100% by weight of 6 to 13% by weight, 30 to 45% by weight, 45 to 64% by weight, respectively.
  • composition according to the invention may further comprise an additive known in the art to any one of (i) to (iii). Such additives may vary depending on the field of application of the composition according to the invention.
  • Non-limiting examples of additives that can be used include moisturizers, fatty acids, preservatives, pH adjusters, antioxidants, sunscreens, pigments, dyes, flavorings, stabilizers, thickeners and the like, and may be appropriately selected by those skilled in the art. .
  • Moisturizers include erythritol, xylitol, maltitol, propylene glycol, sorbitol, polyglycerol, polyethylene glycol, 1,2-pentanediol, isopropylene glycol, amino acids, sodium lactate, sodium pyrrolidone carboxylate, xyloglucan, quince Seeds, carrageenan, pectin, met, curdlan, galactan, dermatan sulfate, glycogen, keratan sulfate, chondroitin, mucoitin sulfate, keratosulfate, locust bean gum, succinoglycan, calonym acid 1 type selected from the group consisting of hyaluronic acid, heparin sulfate, sodium hyaluronate, collagen, mucopolysaccharide, chondroitin sulfate, dimethyl polysiloxane, methylphenylsi
  • fatty acid 1 type of fatty acids chosen from the group which consists of lauric acid, myristic acid, palmitic acid, stearic acid, oleic acid, linolenic acid, and mixtures thereof are mentioned.
  • the thickener is intended to enhance the feeling of use by providing a suitable viscosity when used as a cosmetic composition, sodium alginate, xanthan rubber, aluminum silicate, quince seed extract, gum arabic, hydroxyethyl guar rubber, carboxymethyl guar rubber, guar rubber , Dextran, tragacanth rubber, cellulose, hydroxypropyl cellulose, methyl hydroxypropyl cellulose, methyl cellulose, carboxymethyl cellulose, hydroxyethyl cellulose, carboxyvinyl polymer, polyvinyl alcohol, polyvinylpyrrolidone, and these 1 type selected from the group which consists of a combination of these can be used.
  • the lipid is at least one selected from the group consisting of mango butter, shea butter, cocoa seed butter, macadamia nut oil, batyl alcohol, behenyl alcohol, cetostearyl alcohol, cetyl alcohol, stearyl alcohol and combinations thereof Can be used.
  • Preservatives include benzoate, salicylate, sorbate, dihydroacetate, paraoxybenzoic acid ester, 2,4,4-trichloro-2-hydroxydiphenyl ether, 3,3,4-trichlorocar Vanillide, benzalkonium chloride, hinokithiol, resorcin and the like can be used.
  • pH regulator examples include sodium hydroxide, triethanolamine, citric acid, sodium citrate, boric acid, borax, potassium hydrogen phosphate, and the like.
  • antioxidant dibutyl hydroxytoluene, butyl hydroxyanisole, propyl gallate, ascorbic acid and the like can be used.
  • p-aminobenzoic-acid ultraviolet absorber As a sunscreen, p-aminobenzoic-acid ultraviolet absorber, anthranilic acid-type ultraviolet absorber, salicylic acid-type ultraviolet absorber, cinnamic acid-type ultraviolet absorber, benzophenone type ultraviolet absorber, sugar-type ultraviolet absorber, phenylbenzimidazole sulfonic acid, 3- ( 4-methylbenzylidene) -d-campo, 3-benzylidene-d, l-campo, urocanic acid, urocanic acid ethyl ester, 2-phenyl-5-methylbenzoxazole, 2,2-hydroxy -5-methylphenylbenzotriazole, 2- (2-hydroxy-5-t-octylphenyl) benzotriazole, 2- (2-hydroxy-5-methylphenyl) benzotriazole, dibenzalazine, dianisoylmethane , 4-methoxy-4-t-butyl
  • parabens such as methyl paraben and propyl paraben, phenoxyethanol, octane diol, hexanediol and the like can be used.
  • the method for preparing an oil-in-water cosmetic composition according to a preferred embodiment of the present invention is not particularly limited, and any emulsification method used in the art may be used.
  • oil-in-water type sunscreen cosmetic composition of the present invention can be prepared by the following method.
  • the oil-in-water emulsion is prepared by first adding an internal oil phase portion to the water phase portion maintaining 65 to 75 ° C. under stirring to form an oil-in-water emulsion,
  • the mixing performed in S1), S2) and S4) is not particularly limited in the present invention, and a conventional mixer, homogenizer, homogenizer, or high pressure homogenizer used in the cosmetic manufacturing field is used.
  • stirring speed at the time of mixing can be changed in various ways depending on the device and composition content used.
  • cosmetics according to the present invention includes an impregnating material impregnated with an oil-in-water cosmetic composition as described above.
  • the water-in-oil-in-water cosmetic composition may be 2,000 to 25,000 cps, it is more preferably applied 5000 to 22,000cps, most preferably 10,000 to 20,000 cps when applied as a cosmetic to be used in the applicator after impregnated in the impregnating material. have.
  • the concentration is manufactured at a low concentration of less than the above range, the cosmetic composition is not evenly impregnated throughout the impregnating material but sinks to the bottom, which may be inconvenient to use or leak out of the cosmetic when stored.
  • the concentration is manufactured at a low concentration of less than the above range, the cosmetic composition is not evenly impregnated throughout the impregnating material but sinks to the bottom, which may be inconvenient to use or leak out of the cosmetic when stored.
  • it is difficult to impregnate the inside of the impregnating material, and can be given a sticky and heavy feeling in use.
  • the viscosity can be measured by a viscosity measuring instrument, for example Spindle Number No. It can be measured with a BROOKFIELD viscosity measuring instrument (BROOKFIELD RVDV-III ULTRA (Serial No. RY6521152)) set at 63 and spindle speed (RPM) 12 rpm.
  • BROOKFIELD RVDV-III ULTRA Spindle Number No.
  • the impregnating material referred to in the present specification means that the cosmetic composition can be supported, and may also be expressed as “carrier”, “carrier” or “mediator”.
  • the “carrier” may be used to discharge the material carried therein in a separate applicator.
  • the cosmetic composition supported in the impregnating material is a water-in-oil-in-oil cosmetic composition as described above, preferably a cosmetic composition for blocking UV rays.
  • the oil-in-water cosmetic composition may be delivered to the skin, for example, by hand or through an applicator (also called a coating means, an application sponge, or an applicator) such as puffs, tips, and brushes.
  • the impregnating material proposed in the present invention is not particularly limited, but may be a foam (or sponge) for supporting a cosmetic composition.
  • the foamed foam can be used as long as it can be used as a foamed material, but the physical properties such as absorbency, supporting ability, durability, discharge capacity required as the impregnating material varies depending on the material, cell structure, hardness, etc. You need to make the right choice.
  • the absorbency required as the impregnating material means that the cosmetic composition is absorbed and evenly supported inside the impregnating material.
  • the high absorbency means that the compatibility between the impregnating material and the cosmetic composition is good. Evaporation of the cosmetic composition can be suppressed.
  • the supporting ability (or filling ability) required as the impregnating material means the ability to hold and retain the cosmetic composition, wherein the excellent supporting ability means that the cosmetic composition is uniformly supported for a long time at a high concentration.
  • the supporting ability of such an impregnating material is a concept that is distinguished from being taken by temporarily applying a cosmetic composition to the applicator.
  • the durability required as the impregnating material means that if the impregnating material on which the cosmetic composition is loaded is left at a predetermined temperature for a predetermined time, the impregnating material (foaming foam) does not damage or deform, such as melting, tearing, or swelling, and the original state is not generated. It means to be sustainable.
  • the durability means the degree to withstand the pressure applied when the applicator is repeatedly contacted to use the cosmetic composition, the high impregnation of the impregnated material even if repeatedly used by the applicator damage or deformation It means you can stay intact without happening.
  • the discharge capacity required as the impregnating material means the amount of the cosmetic composition is buried after contact with the applicator when using the cosmetic composition, when the discharge capacity is too high or low, because the cosmetic composition is excessively buried or a small amount of uncomfortable use
  • the absorbency, the supporting ability, the durability, the discharging ability, etc. required as the impregnating material vary depending on the material, the cell structure, and the hardness of the foam foam used as the impregnating material.
  • the water-in-oil-in-oil-type cosmetic composition proposed in the present invention is composed of an oil phase / water phase / oil phase, and should be excellent in compatibility with the outermost oil phase.
  • a material of the foam various materials such as polyethylene, polypropylene, natural rubber, polystyrene, and polyurethane may be used, but in the present invention, a polyurethane foam is made of polyurethane for use of the cosmetic composition.
  • Polyurethane is produced by the reaction of a polyol having two or more hydroxyl groups and a polyisocyanate.
  • the polyurethane is excellent in absorption ability for oil-in-water-in-oil cosmetic compositions, and thus the cosmetic composition does not easily evaporate even at high temperatures, and shows excellent compatibility as an impregnating material.
  • Polyurethane is used as polyol, polyether polyol, polyester polyol, polycarbonate polyol, polyolefin polyol, and accordingly, it is divided into polyether urethane foam, polyester urethane foam, polycarbonate urethane foam, and polyolefin urethane foam.
  • polyether urethane foams, polyester urethane foams, and more preferably polyether urethane foams are preferably used as the impregnating material.
  • the polyether urethane foam includes a dry polyether urethane foam and a wet polyether urethane foam.
  • the wet polyether urethane foam has a smaller pore size and a dense structure than the dry polyether urethane foam.
  • the surface properties of the dry polyether urethane foams are lipophilic, whereas the wet polyether urethane foams are hydrofoamed to have hydrophilic surface properties, and have a uniform and highly porous continuous micro-porous structure.
  • ether bonds (-O-) in their molecular structure
  • the foam is produced in a soft and soft state
  • the polyester-based polyol is used, the foam is produced in a harder state.
  • Polyether-based urethane foams are advantageous in terms of absorbency, supporting ability, and discharging ability
  • polyester-based urethane foams are advantageous in durability.
  • polyether urethane foam has higher compatibility with water-in-oil-in-oil cosmetic composition than polyester-based urethane foam, so that the absorbency, carrying capacity, durability, and discharging ability required as the impregnating material described above are higher than those of polyester-based urethane foam. great.
  • the polyether urethane foam has a higher pore size than the polyester urethane foam, and thus has high air permeability, a softer feeling and softness, excellent flexibility and elasticity, and excellent durability. It does not show crushing and tearing in the environment.
  • the cell structure of the polyurethane foam according to the present invention is open cell (semi-open cell), closed cell (closed cell), to satisfy the physical properties required as the impregnating material, Or a reticulated structure, each of which may be formed or a combination of two or more thereof.
  • an open cell is a cell included in a foam, and means a cell that is entirely open
  • a semi-open cell means a cell that is at least partially open
  • a closed cell is at least partially closed. It means a closed cell, and the reticular structure is formed through a reticulation process to remove the cell wall in the foam of the closed cell, the semi-open cell, or the open cell. It means 100% open cell, that is, a structure like a mesh.
  • the cosmetic composition is impregnated in the pores of the impregnating material, and is discharged by the applicator, in which case the impregnation and discharge of the cosmetic composition cannot be made when the cell structure of the foam having the pores is a closed cell. Therefore, the impregnating material has an open cell, a semi-open cell, and a reticulated structure, except in the case of 100% closed cell, and this cell structure may include a part of the closed cell according to the manufacture of the foam. Most preferably, by using the foam of the network structure, the absorption capacity, the supporting capacity and the discharge capacity of the cosmetic composition can be increased. The open cell, the half-open cell, and the foam of the reticular structure can be confirmed by cutting the cross section by photographing.
  • the parameters related to the cell structure along with the cell form of the foamed foam is the cell size of the foamed foam, the density of the foamed foam, the number of pores in the foamed foam, the Asker F hardness of the foamed foam.
  • Parameters related to these cells are parameters that affect the absorbency, the supporting ability, the durability, and the discharging ability of the oil-in-water cosmetic composition.
  • the cell size of the foam is a parameter related to all of the absorbency, the supporting ability, the durability, and the discharging capacity of the cosmetic composition supported in the foam, and is also related to the feeling of use of the foam itself.
  • the cell size of the foam may be an average value measured by an optical microscope (NIKON ECLIPSE 80i).
  • the cell size has a level sufficient to exhibit the intended effect of the invention and is preferably between 200 ⁇ m and 600 ⁇ m, specifically between 300 ⁇ m and 500 ⁇ m.
  • the size is less than the above range, even if the supporting ability is high, the discharging of the cosmetic composition is not easy, on the contrary, if the size exceeds the supporting capacity of the cosmetic composition, the amount of discharge is excessively increased and the surface becomes rough, so that the cosmetic composition may be applied. When you can not give a soft feeling.
  • the density of the foam is related to the size and number of cells, and how much the cosmetic composition can be absorbed and supported in the foam and whether it can be discharged.
  • the foam used as the impregnating material according to the present invention may have a density of 1.0 to 3.0 pcf (pounds per cubic feet), more preferably 1.0 to 2.0 pcf. If the density of the foam is less than 1.0, the cosmetic composition is too much buried in usability, and if the density exceeds 3.0, there is a problem that it is difficult to effectively impregnate the cosmetic composition due to the lack of pores that can be impregnated with the cosmetic composition.
  • the number of pores in the foam is related to the number of cells and related to the physical properties of the impregnating material itself, ie ductility, elasticity, flexibility, softness, softness, and the like.
  • the pore number refers to the number of pores per inch of foam foam, in this specification, the number of pores is measured by using the WI-QA-14 (ASTM standard) to accurately measure the number of pores on the horizontal, vertical 1 inch line average It may be a figure that pays off.
  • the foam used as the impregnating material according to the present invention may have a pore number of 40 to 120 ppi (number of pores within 1 inch), more preferably 60 to 90 ppi. When the number of pores of the foam is less than 40 ppi, the elasticity of the foam is difficult to control the flowability of the cosmetic composition, when the number of pores exceeds 120 ppi may be less durable when used.
  • the ASKER F hardness of the foam is the hardness as measured by an ASKER (manufacturer) DUROMETER HARDNESS measuring instrument (Type F), the hardness before the composition is supported on the foam. it means.
  • Asker F hardness is a parameter related to the discharge capacity of the cosmetic composition supported in the foam, when the hardness is too high or low discharge may occur seriously or less.
  • the foam used as the impregnating material according to the present invention may have a hardness of 50 to 90 on the basis of the ASKER hardness tester F type (Type F).
  • the application composition e.g., NBR puff
  • the cosmetic composition impregnated with the polyurethane foam when applied by hand is excessively discharged, and the hardness exceeds 90. If it is too hard, there is a problem that the cosmetic composition is not easily discharged, so it is properly adjusted within the above range.
  • the foam as described above may be removable from the container, the user can be used to combine the foam after filling the cosmetic composition as desired in a container in which the foam is separated. In addition, the user can also use only replace the foam.
  • the foam includes a foamed or flocked foam.
  • the coated foam is a coating of a polymer foam such as rubber, polyvinyl or polyurethane, and generally has a smaller cell size than the foam before coating.
  • the flocked foam is a fiber adhered to a polymeric foam.
  • the fibers may be one or more selected from the group consisting of cotton, acrylic, polyamide, nylon, polyester, silk and rayon, specifically cotton, acrylic, polyamide, nylon, polyester, silk, cotton and acrylic, cotton and Rayon, nylon and polyester and cotton, acrylic and polyester.
  • the foam according to the present invention has a diameter of 5 to 11 pi and a length of 15 to 22.5mm, the discharge of the content is not desired in the case of less than 5 pie, the amount of the discharge of the content is too large in the case of more than 11 pie there is a problem.
  • the diameter and length of the discharge control sponge can be adjusted according to the vessel structure.
  • the foam is dependent on the size of the cosmetic container, but has a thickness of 1 to 50mm level. If the thickness is less than the above range, the amount of the cosmetic composition loaded is less. On the contrary, if the thickness exceeds the above range, in the discharge of the contents during use, the discharge is difficult without the remaining amount of the contents.
  • the foam of the present invention may have a thickness of 6 to 29 mm, 7 to 28 mm, 8 to 27 mm, 9 to 26 mm or 10 to 25 mm.
  • Cosmetics according to the present invention is used by applying a cosmetic composition impregnated in the impregnating material buried in the applicator. Therefore, it is easy to use and hygienic because it does not get on the hands when applying the cosmetic composition.
  • the material and shape of the applicator is not particularly limited in the present invention, but when the skin of the cosmetic composition is applied, the marks should be applied smoothly without the occurrence of lines or lighting, so the pores are fine, and because the skin directly touches the skin, there should be a soft and cushioned feeling. Foam material is preferred. In particular, since the contents are contained in a certain part when applied to the skin, and the content exposed to the outside may be applied to the skin again, the material that does not expand when the cosmetic composition is applied to the applicator is preferable. .
  • the material of the applicator is ruby cell, acrylonitrile butadiene rubber (NBR), styrene butadiene rubber (SBR), natural rubber (NR), polyvinyl chloride, polyethylene, ethylene-vinylacetate butyl rubber (EVA), latex, silicone, Styrene-isoprene-styrene (SIS), styrene-ethylene-butylene-styrene (SEBS), polyvinyl alcohol (PVA), nitrile rubber, butyl rubber, chloroprene rubber (neoprene ® , polyolefin, polyurethane, and ether-based polyurethane It may be a foam made of one or more selected from the group consisting of a mixture of and ester-based polyurethane, preferably rubicel, acrylonitrile butadiene rubber, or styrene butadiene rubber.
  • the applicator of such a material is excellent in compatibility because it does not excessively absorb the oil-in-water cosmetic composition.
  • the applicator defines the cell size, the number of pores and the hardness of the ASKER F together with the limitation of the material so that the cosmetic composition impregnated in the impregnating material can be easily buried and applied to the skin satisfactorily and the user has an excellent feeling.
  • the cell size of the applicator is 50 ⁇ m to 500 ⁇ m, specifically 80 ⁇ m to 400 ⁇ m, such that the cell size is sufficient to exhibit the intended effect of the invention. If the size is less than the above range, the application ability of the cosmetic composition is not easy, on the contrary, if the size is exceeded, the surface becomes rough, and thus a soft feeling cannot be provided when the cosmetic composition is applied.
  • the number of pores (ppi) per inch of the applicator includes a foam that is 60 to 150, specifically 60 to 120, more specifically 80 to 100. Dispensing sponges with less than 60 pores per inch are less likely to discharge the cosmetic composition evenly, and dispensing sponges with more than 150 pores per inch have too small pore size to effectively dispense the cosmetic composition Difficult to adjust
  • the Asker F hardness has a hardness of 10 to 110, preferably 50 to 100, more preferably 75 to 95. If the hardness value is less than the above range, the cosmetic composition is excessively discharged and applied. On the contrary, if the hardness value is exceeded, the cosmetic composition is too hard to be easily discharged and applied.
  • the applicator of the cosmetic according to the present invention may have a diameter of 20 pi or more and a length of 2 cm or more.
  • the diameter is less than 20 pi, the size may be less convenient for application, and the convenience may be reduced.
  • the length may vary depending on physical properties. However, when the diameter is less than 2 cm, the cushioning property may be degraded and the adhesion of the makeup may be degraded.
  • Cosmetics as described above are available in a variety of formulations, for example makeup primer, makeup base, foundation, skin cover, lipstick, lip gloss, face powder, teak color, compact powder, twin cake, pact, powder pact, eye brown, eye Shadow, concealer, blusher, powder foundation, or airless formulation.
  • the internal oil phase component of Table 1 was heated to 75 ° C. to uniformly dissolve and mixed to prepare an internal oil phase part, and the water phase component was heated to 70 ° C. to uniformly dissolve and mixed to prepare an aqueous phase part.
  • the inner oil phase was added to the water phase under stirring to prepare an oil-in-water emulsion.
  • the oil-in-water emulsion was separately added to the external oil phase, which was separately uniformly dissolved and mixed, under stirring to prepare an oil-in-water cosmetic composition.
  • the molecular weight of the methoxy pIG-114 polyepsilon caprolactone was 10000 g / mol.
  • Example 1 is an optical microscope image of the cosmetic composition obtained in Example 1. 1, it can be seen that there are small discontinuous internal emulsified particles (inner oil phase) inside the large particles (water phase) of 10 ⁇ m or more, and the inorganic sunscreen agent is dispersed in the outer oil phase.
  • Example 1 Example 2
  • Example 3 Internal oil component Fiji-100 Stearate 0.7 - 0.7 C14-22 Alcohol * C12-20 Alkyl Glucoside - 0.8 - Methoxypig-114 Polyepsilon Caprolactone 0.3 0.3 0.3 Ethylhexylmethoxycinnamate 6.5 7 6.5 Bisethylhexyloxyphenol methoxyphenyl triazine 3 4 3 Water component Purified water To 100 To 100 To 100 To 100 E.D.T.A.-2NA 0.02 0.02 0.02 Propanediol 8 8 8 Phenoxyethanol 0.4 0.4 0.4 Ethylhexylglycerin 0.05 0.05 0.05 Polyacrylate-3 * Polyisobutene * Polysorbate 20 0.24 0.3 0.24 External oil ingredient Isoamyl-pmethoxycinnamate 2 2 2 Ethylhexyl salicylate 4 4 4 Lauryl Fig-9 Polydimethylsiloxyethy
  • a water-in-oil cosmetic composition was prepared by adding an aqueous phase to the oil phase under stirring.
  • the raw materials 12 to 17 of Table 3 were mixed at 70 ° C. to prepare a water phase part, and the raw materials 1 to 6 of Table 3 were dissolved at 70 ° C. in a separate container to prepare an oil phase part.
  • the raw materials 7 to 11 shown in Table 3 below were stirred and dissolved in an azimixer to prepare a silicone part.
  • the oil phase part, the silicone part, and the raw materials No. 18 to 20 were sequentially added to the water phase part, and stirred and mixed with a homomixer. After degassing the mixture, the mixture was cooled to 30 ° C., thereby preparing an oil-in-water type sunscreen cosmetic composition.
  • Example 1 Example 2 Example 3 Comparative Example 1 Comparative Example 2 SPF (average) 56.3 62.7 52.4 55.7 53.8 Water resistance (average) 72.8 65.6 75.2 76.1 51.7
  • Example 1 and Comparative Example 1 prepared in Preparation Example 1 were deposited on a polyurethane sponge, and applied to a black acrylic plate with a puff to compare white turbidity. 2 is a comparison photograph.
  • Example 1 almost no turbidity was observed, whereas in Comparative Example 1, turbidity was severe. This is because the UV blocking ability of Example 1 and Comparative Example 1 is similar, but a difference occurs in the content of the inorganic sunscreen.
  • Example 1 and Comparative Examples 1 and 2 were immersed in a polyurethane sponge which is an impregnating material in the foam form to prepare a cosmetic.
  • a foam having a pore number of 60 ppi, made of a dry polyether urethane foam was used as the polyurethane sponge used.
  • the density of the foam used was 1.8 lb / ft 3
  • the hardness was based on 70 ASKER hardness type (Type).
  • the cell size was 350 ⁇ m.
  • the hardness is the hardness before impregnation of the foam.
  • Pore count is the average of the number of pores on the horizontal and vertical 1 inch line using WI-QA-14 (ASTM standard). Density was measured by ASTM D3574 method and cell size was measured by optical microscope (NIKON ECLIPSE 80i).
  • Example 1 Olet-in-water Comparative Example 1 (Water-in-oil) Comparative Example 2 (Oil-in-water) When applying Moisture 7.6 6.1 8.1 coolness 8.2 7.4 8.7 Freshness (no stickiness) 7.6 6.4 7.5 After application Freshness (no residue) 8.6 6.2 7.9 Moist 7.6 6.1 8.1 transparency 9.2 6.8 9.4
  • Example 1 was less sticky when applying the skin compared to Comparative Example 1 of the water-in-oil type, and it was fresh without any residual feeling after application, and was excellent in transparency.
  • Example 1 has realized a feeling of moisture and cool feeling similar to Comparative Example 2 of the oil-in-water type.
  • Example 1 This is because since the content of the inorganic sunscreen in Example 1 was reduced, the amount of the polar oil and the dispersant used to disperse the inorganic sunscreen could be reduced.
  • Example 1 Oil-in-water Comparative Example 1 (Water-in-oil) Comparative Example 2 (Oil-in-water) After impregnation Content Absorption Rate 99.1% 95.9% 86.8% Absorption Sponge Diameter 52.5 mm 52.0 mm 50.5 mm 24 °C storage for 24 hours Content residual rate 96.8% 97.2% 82.4%
  • Example 1 and Comparative Example 1 were well compatible with the polyurethane sponge, the contents were well absorbed, thereby increasing the diameter of the sponge.
  • Comparative Example 2 the affinity with nonpolar polyurethane was not good, so absorption was not good, and the sponge diameter did not change significantly.
  • Example 1 and Comparative Example 1 had the content residual rate higher than Comparative Example 2.
  • Example 1 and Comparative Example 1 is superior in compatibility with the impregnating material of the polyurethane material than Comparative Example 2.
  • Example 1 Comparative Example 1 (water-in-oil) Comparative Example 2 (oil-in-water) Ruby cell maintain maintain + NBR maintain maintain maintain ++ SBR maintain maintain ++
  • the absorbency of the contents to the applicator is too high, there is a problem in feeling due to the wet feeling when applied to the skin, there is a possibility of hygiene because the contents exposed to the outside may be applied to the skin again. Therefore, it can be said that the cosmetic composition absorbed by the applicator appropriately is excellent in compatibility with the applicator.
  • Comparative Example 2 of the oil-in-water type expands the puff
  • Example 1 of the water-in-oil type and Comparative Example 1 of the water-in-oil type maintain the shape of the puff. From this, it can be confirmed that Example 1 and Comparative Example 1 have excellent compatibility with the puff.
  • the water-in-oil-in-oil cosmetic composition of Example 1 can realize a refreshing and moist feeling and a transparent formulation while having high UV blocking effect and water resistance, and deposited on an impregnating material such as a polyurethane sponge. It can be seen that the oil-in-water type is the most suitable formulation for application to a cushion type applied with an applicator such as ruby cell or latex puff.

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Abstract

La présente invention concerne des cosmétiques comprenant une substance d'imprégnation imprégnée d'une composition cosmétique de type huile dans eau dans huile. La composition cosmétique selon la présente invention est fabriquée de sorte qu'elle peut être utilisée après avoir été imprégnée de la substance d'imprégnation et répandue sur un applicateur de manière à pouvoir être transportée et appliquée facilement. De plus, la composition cosmétique de la présente invention est fabriquée sous la forme d'une formulation de type huile dans eau dans huile, et est ainsi excellente en termes de compatibilité avec les substances d'imprégnation et l'applicateur. De même, la composition cosmétique offre une dispersion stable d'un ingrédient insoluble dans l'huile, et présente une sensation d'hydratation et de rafraîchissement une fois appliquée.
PCT/KR2017/006598 2016-06-30 2017-06-22 Cosmétiques comprenant une substance d'imprégnation imprégnée d'une composition cosmétique de type huile dans eau dans huile Ceased WO2018004193A1 (fr)

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KR10-2016-0082306 2016-06-30

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WO2019204234A1 (fr) 2018-04-15 2019-10-24 Arris Enterprises Llc Dérivation de vecteur de mouvement planaire de poids inégal
KR102164583B1 (ko) * 2020-02-11 2020-10-12 주식회사 한국화장품제조 유중수중유형 화장료 조성물 및 이를 포함하는 화장품
CN113491637B (zh) * 2020-04-03 2023-06-16 新生活化妆品科技(上海)有限公司 一种化妆品及其制备方法
KR20220058217A (ko) * 2020-10-30 2022-05-09 (주)아모레퍼시픽 화장료 담체 및 이를 포함하는 화장료 도포 세트
KR102762850B1 (ko) * 2021-06-23 2025-02-04 부산대학교병원 자외선 차단 시트

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