WO2016018118A1 - Produit cosmétique comprenant une mousse poreuse, et composition cosmétique qui y est imprégnée - Google Patents

Produit cosmétique comprenant une mousse poreuse, et composition cosmétique qui y est imprégnée Download PDF

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Publication number
WO2016018118A1
WO2016018118A1 PCT/KR2015/008033 KR2015008033W WO2016018118A1 WO 2016018118 A1 WO2016018118 A1 WO 2016018118A1 KR 2015008033 W KR2015008033 W KR 2015008033W WO 2016018118 A1 WO2016018118 A1 WO 2016018118A1
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WIPO (PCT)
Prior art keywords
porous foam
foam
cosmetic
rubber
porous
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PCT/KR2015/008033
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English (en)
Korean (ko)
Inventor
계성봉
이경광
김동명
김형상
Original Assignee
한국콜마 주식회사
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.)
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Publication date
Priority claimed from KR1020150049902A external-priority patent/KR101630841B1/ko
Application filed by 한국콜마 주식회사 filed Critical 한국콜마 주식회사
Publication of WO2016018118A1 publication Critical patent/WO2016018118A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • 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
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof

Definitions

  • the present invention relates to a cosmetic comprising a porous foam and a cosmetic composition impregnated thereto, and more particularly, to a porous foam and a cosmetic composition impregnated with the cosmetic composition can be kept stable without sedimentation in the foam and improved usability It relates to a cosmetic comprising a.
  • low viscosity liquid emulsion formulation cosmetics are preferred in terms of excellent spreadability and spreadability and excellent use, but there is a problem in stability, such as inconvenient to carry, separation occurs during storage.
  • a low viscosity emulsion formulation has been developed and used.
  • Polyurethane foam has the advantage of excellent stability of the polyurethane and the advantage of impregnating a large amount of cosmetics in the polyurethane foam, but because its pores are so large that the cosmetics do not maintain an even distribution throughout the pores,
  • impregnated cosmetics have a problem in storage properties such as settling in the lower portion of the foam. Therefore, it is difficult to use the impregnated cosmetics to the end while maintaining the original form, and after using the cosmetics to some extent to use the cosmetics settled in the lower part, the consumer has to invert the impregnated sponge and use it again. Therefore, the situation is required a porous foam that can maintain the cosmetic evenly by continuous use.
  • Patent Document 1 Korean Patent Publication No. 10-2012-0065982 (2012.06.21)
  • Patent Document 2 Korean Patent Publication No. 10-2012-0108509 (2012.10.05)
  • Patent Document 3 Korean Patent Publication No. 10-2012-0139465 (2012.12.27)
  • Patent Document 4 Korean Patent Publication No. 10-2013-0116043 (2013.10.22)
  • the present inventors have conducted research on materials, physical properties, reactivity with cosmetics used, etc., which can be used to prevent the liquid cosmetic composition from settling to the bottom of the foam even after long-term use. It can be, and interacts with the impregnated liquid cosmetic composition exhibits excellent durability without the problem that the appearance is expanded or melted and torn, and can be dispensed in a uniform and appropriate amount, excellent in ease of use, porous made of a polymer blend Cosmetics comprising the foam and the cosmetic composition impregnated therein are invented.
  • the object of the present invention is acrylonitrile butadiene rubber (NBR), styrene-butadiene rubber (SBR), natural rubber (NR), polyvinyl chloride, polyethylene, ethylene-vinylacetate butyl rubber (EVA), latex, silicone rubber, styrene Foams of two or more polymer blends selected from the group consisting of isoprene-styrene copolymer (SIS), styrene-ethylene-butylene-styrene copolymer (SEBS), polyvinyl alcohol (PVA), butyl rubber and chloroprene rubber, polyurethane It is to provide a cosmetic comprising a phosphorus porous foam and a cosmetic composition impregnated thereto.
  • NBR acrylonitrile butadiene rubber
  • SBR styrene-butadiene rubber
  • NR natural rubber
  • polyvinyl chloride polyethylene
  • EVA ethylene-vinylacetate buty
  • the impregnated liquid cosmetic composition can be discharged in a uniform and appropriate amount, thereby providing excellent ease of use.
  • the present invention is acrylonitrile butadiene rubber (NBR), styrene-butadiene rubber (SBR), natural rubber (NR), polyvinyl chloride, polyethylene, ethylene-vinylacetate rubber (EVA ), Latex, silicone rubber, styrene-isoprene-styrene copolymer (SIS), styrene-ethylene-butylene-styrene copolymer (SEBS), polyvinyl alcohol (PVA), butyl rubber, chloroprene rubber, and polyurethane
  • NBR acrylonitrile butadiene rubber
  • SBR styrene-butadiene rubber
  • NR natural rubber
  • polyvinyl chloride polyethylene
  • EVA ethylene-vinylacetate rubber
  • SEBS styrene-isoprene-styrene copolymer
  • SEBS polyvinyl alcohol
  • PVA butyl rubber
  • foam refers to a foam having a sponge shape as it solidifies after foaming rubber, vinyl, polyurethane, and the like.
  • a blend may refer to a mixture of different polymeric materials.
  • a blend refers to a polymer mixture in which physical properties are modified in a manner of physically mixing different polymers, that is, in a way of blending, as a method of modifying physical properties of a polymer, instead of copolymerization taking a chemical bonding method. can do.
  • the polymer blend is acrylonitrile butadiene rubber (NBR), styrene-butadiene rubber (SBR), natural rubber (NR), polyvinyl chloride, polyethylene, ethylene-vinylacetate rubber (EVA), latex,
  • NBR acrylonitrile butadiene rubber
  • SBR styrene-butadiene rubber
  • NR natural rubber
  • polyvinyl chloride polyethylene
  • EVA ethylene-vinylacetate rubber
  • SEBS styrene-ethylene-butylene-styrene copolymer
  • PVA polyvinyl alcohol
  • butyl rubber chloroprene rubber
  • polyurethane It can mean the above polymer blend. More preferably, it may mean a blend between acrylonitrile butadiene rubber (NBR) and styrene-butadiene rubber (SBR).
  • acrylonitrile butadiene rubber used in the present invention is a synthetic rubber which is a copolymer of acrylonitrile (AN) and butadiene rubber prepared by emulsion polymerization, also known as nitrile rubber.
  • SBR styrene-butadiene rubber
  • natural rubber (NR) used in the present invention refers to an elastic body obtained from a latex which is a sap of Hebraa brasiliensis and is an isoprene polymer, and is classified as a latex which is a solid rubber or a liquid rubber.
  • polyvinyl chloride PVC
  • PE polyethylene
  • EVA ethylene-vinylacetate rubber
  • latex refers to natural rubber latex or synthetic rubber latex.
  • silicone rubber used in the present invention is a rubber made of silicone, and condensation of dimethyl silandiol produces a silicone rubber having SiOSi bonds.
  • styrene-isoprene-styrene copolymer SIS
  • SEBS styrene-ethylene-butylene-styrene copolymer
  • polyvinyl alcohol (PVA) used in the present invention refers to a semi-crystalline synthetic polymer prepared by hydrolyzing a polyvinylacetate polymer as a water-soluble polymer.
  • butyl rubber refers to a synthetic rubber which is a copolymer of isobutylene and isoprene.
  • chloroprene rubber used in the present invention refers to a synthetic rubber prepared by polymerizing chloroprene.
  • polyurethane refers to a polymer having a urethane bond in its molecular structure, and is mainly composed of diisocyanates and polyhydroxy compounds (polyols having two or more -OH groups at the ends of the molecule). It is made by reaction.
  • the porous foam according to the present invention is acrylonitrile butadiene rubber (NBR), styrene-butadiene rubber (SBR), natural rubber (NR), polyvinyl chloride, polyethylene, ethylene-vinylacetate rubber (EVA), latex, silicone rubber , At least two polymers selected from the group consisting of styrene-isoprene-styrene copolymer (SIS), styrene-ethylene-butylene-styrene copolymer (SEBS), polyvinyl alcohol (PVA), butyl rubber, chloroprene rubber, and polyurethane It can be prepared by foaming the blend.
  • NBR acrylonitrile butadiene rubber
  • SBR styrene-butadiene rubber
  • NR natural rubber
  • polyvinyl chloride polyethylene
  • EVA ethylene-vinylacetate rubber
  • silicone rubber At least two polymers selected from the group consisting of styrene-
  • the term "foaming” refers to a foaming agent in a plastic or rubber structure to generate a gas under a constant temperature, pressure, and time to form a foam in which a cell is formed.
  • two or more polymer components may be combined with a crosslinking agent, a crosslinking accelerator, a foaming agent, a bubble stabilizer, etc., blended, foamed and cured to obtain a foam.
  • crosslinking agent that can be used in the present invention, sulfur compounds such as colloidal sulfur, fine powder sulfur, sulfur dichloride, dipentamethylenethiuram tetrasulfide may be used, but are not limited thereto.
  • the amount of the crosslinking agent may be about 0.02 to 20 parts by weight, preferably 0.1 to 10 parts by weight, based on 100 parts by weight of the polymer blend.
  • crosslinking accelerator examples include inorganic crosslinking accelerators such as zinc oxide, active zinc oxide, surface treatment zinc oxide, zinc carbonate, potassium hydroxide and the like; Dithiocarbamate zincs such as dimethyldithiocarbamate zinc, diethyldithiocarbamate zinc and di-n-butyldithiocarbamate zinc; Tetramethylthiuram monosulfide, tetramethylthiuram disulfide, tetraethylthiuram disulfide, tetrabutylthiuram disulfide N, N'-dimethyl-N, N'-diphenyl thiuram disulfide, dipentamethylenethiuram tetrasulfide Thiurams such as N, N-diisopropyl-2-benzothiazylsulfenamide, Nt-butyl-2-benzothiazylsulfenamide, N-cyclohexy
  • “Foaming agents” that can be used in the present invention include azo compounds such as azodicarbonamide (ADCA), barium azodicarboxylate; Nitroso compounds such as dinitrosopentamethylenetetramine and N, N-dinitroso-N, N-dimethylterephthalate; Hydrazine compounds such as hydrazine hydrate; Inorganic blowing agents such as sodium bicarbonate; Inorganic compounds such as nitrogen, carbon dioxide, and water; Hydrocarbons such as methane, ethane, propane, butane and pentane; Freon compounds, such as chlorofluorocarbons (CFC); Various alcohols such as ethanol and methanol; Sodium laurate, sodium myristic acid, sodium stearate, ammonium stearate, sodium oleate, potassium oleate, sodium polyoxyethylene lauryl ether sulfate, sodium dodecylbenzenesulfonate, stearyl dimethyl ammonium
  • a “bubble stabilizer” that can be used in the present invention is a substance that stabilizes the foamed bubbles as a reaction product of ethyl chloride, formaldehyde and ammonia; Alkyl quaternary ammonium chlorides; And alkylaryl sulfonate may be used, but is not limited thereto. Preferred are reaction products of ethyl chloride, formaldehyde and ammonia.
  • the amount of the bubble stabilizer may be about 0.1 to 10 parts by weight, preferably 0.2 to 6.0 parts by weight based on 100 parts by weight of the polymer blend.
  • a curing agent, an oxidizing agent, an anti-aging agent, a filler, and the like which can be conventionally mixed in foaming, may be additionally mixed.
  • the foaming of the polymer is possible by appropriately adjusting the amount and type of crosslinking agents, crosslinking accelerators, foaming agents, foam stabilizers, other additives used, the injection amount of air for foaming during manufacture, foaming temperature, etc. Is apparent to those skilled in the art.
  • the porous foam may be prepared by foaming a blend of acrylonitrile butadiene rubber (NBR) and styrene-butadiene rubber (SBR).
  • NBR acrylonitrile butadiene rubber
  • SBR styrene-butadiene rubber
  • Porous foams made of polymer blends containing such NBR and SBR may have better content retention because of the greater hydrophobicity of the polymer as compared to conventional polyurethane porous foams. This is because, after the liquid cosmetic is filled in the foam, the hydrophobic polymer does not diffuse the liquid component of the cosmetic and does not escape through the pores to the outside of the porous foam.
  • the weight ratio of NBR and SBR in the porous foam according to the present invention may be 99: 1 to 70:30, preferably 99: 1 to 80:20.
  • the content of NBR and SBR exceeds 30% by weight and the content of NBR is low in the content ratio of NBR and SBR, the hardness of the porous foam becomes high and the hardness may be low while the durability may be lowered. It may not, and may cause a problem that the porous foam is expanded and swelling after impregnating the cosmetic composition.
  • the SBR content is less than 1% by weight, the content of NBR is high, the hardness of the porous foam is low, too soft, and may cause a problem that the porous foam is expanded and swelling after impregnating the cosmetic composition.
  • the porous foam may have a hardness of 30 to 80 based on an ASKER hardness tester Type F before impregnating the cosmetic composition. More preferably, it may have a hardness of 40 to 70, more preferably 45 to 60. If the hardness of the porous foam is too soft, less than 30, when the porous foam is pressurized, too soft liquid may cause excessive discharge in the case of low-viscosity liquid cosmetics, and the resilience of the porous foam is also lowered. Can be. When the hardness exceeds 80, since the force required to pressurize the porous foam to eject the cosmetic becomes large, it may be difficult to easily eject the cosmetic from the porous foam.
  • the porous foam according to the present invention may have a cell size such that the impregnated cosmetic does not sink to the bottom, and the cell size may be 50 to 2,000 ⁇ m, preferably 50 to 1000 ⁇ m, more preferably 80 It can have a cell size ( ⁇ m to 1,000 ⁇ m, more preferably 80 ⁇ m to 500 ⁇ m).
  • Cell size can be a value measured with an optical microscope (NIKON ECLIPSE 80i). The size of the cell is related to the size of the microspace held by the porous foam to impregnate the cosmetic. Therefore, if the size of the cell is too small, less than 50 ⁇ m, problems of impregnation of the cosmetic into the porous foam and dispensing of the cosmetic from the porous foam may occur.
  • the porous foam according to the present invention is preferably to have a pore number to the extent that the impregnated liquid does not sink, for example, may be 20 to 120 ppi cells per inch, preferably 50 to 100 ppi More preferably, the number of cells per inch can be 70 to 90 ppi.
  • the number of cells per inch can be measured by measuring an image 100 times magnified using an image analyzer, measuring the average cell size, and converting the number of cells that fall into a reference length (1 inch, about 2.54 cm). .
  • Foams with less than 30 ppi of pores per inch have a low pore number, making it difficult to control the flowability of low viscosity cosmetic compositions, impregnating an appropriate amount of low viscosity cosmetic compositions, and foams with more than 120 ppi pores per inch. Since the cosmetic composition cannot be effectively supported, the cosmetic composition can be precipitated or separated, and it is difficult to control the discharge of the composition.
  • the porous foam according to the present invention may have an open cell structure.
  • the foam has a closed cell structure, it is preferable to have an open cell structure because bubbles may be trapped in the foam and the cosmetic composition may not be easily impregnated.
  • open cell refers to a network structure
  • closed cell means having a bubble-like foam in the form of bubbles.
  • the porous foam has a hardness of 30 to 80 based on the ASKER hardness tester Type F, the cell size is 50 to 2,000 ⁇ m, the number of cells per inch may be 30 to 120 ppi have.
  • the density of the porous foam according to the present invention may be 0.02 to 0.3 g / cm 3 . Preferably it may be 0.05 to 0.3 g / cm 3 , more preferably 0.05 to 0.1 g / cm 3 It can be.
  • the density is calculated after the weight is measured under the assumption that the volume is the same with a diameter of 40 mm and a thickness of 9T.
  • the density of the porous foam is not only related to the interior space that can impregnate the cosmetic, but can also affect the amount of pressurization required for the ejection of the cosmetic.
  • the density of the porous foam is higher than 0.3 g / cm 3 , there is not enough internal space for impregnating the cosmetics, so that the effective impregnation may be difficult and the pressure to be applied for discharging the cosmetic is also increased. It may not be desirable.
  • the density of the porous foam is lower than 0.02 g / cm 3 may be excessive discharge amount of the cosmetic when pressing the porous foam.
  • the porous foam according to the invention may have chemical resistance to ester oils, volatile silicone oils, water, polar organic sunscreens.
  • the porous foam should have high stability in relation to the cosmetic to be impregnated to prevent deterioration of the cosmetic and, of course, should not cause deterioration or deformation of the porous foam.
  • the porous foam according to the present invention may include a foamed or flocked foam.
  • a "foamed foam” is a coating of a polymer foam such as rubber, polyvinyl or polyurethane, and generally has a smaller cell size than the pre-foamed foam.
  • "flocked foam” is a fiber adhered to a polymer foam.
  • the fiber 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.
  • Porous foam according to the present invention can be applied to the airless, tube, stick, stamp container structure, it is easy to squeeze by a constant pressure or shear, and has good physical properties.
  • the cosmetic may comprise a porous foam and a cosmetic composition impregnated in the porous foam.
  • Such cosmetics may be, but are not limited to, makeup primers, makeup bases, foundations, powders, twin cakes, eye shadows, teak powders, blushes, concealers, facts, sunscreens, liquid formulations or airless formulations.
  • the viscosity of the cosmetic composition used may be 2,000 cps to 20,000 cps. If the viscosity exceeds 20,000 cps, the impregnation and dispensing of the cosmetics in the porous foam is not only difficult, but also gives a sticky and heavy feeling when applying the cosmetics to the skin. If the viscosity is lower than 2,000 cps, the viscosity is low in the porous foam. It is difficult to maintain uniformity at and may sink to the bottom of the porous foam.
  • the cosmetic composition according to the present invention may be a water in oil cosmetic composition in which water is dispersed in an inner phase with an oil as an external phase.
  • physical properties such as viscosity can be controlled, and the degree of impregnation into the porous foam and the degree of discharge at the time of pressurization can be controlled.
  • it has a degree of viscosity defined in the present invention, not only water-in-oil cosmetics, but also cosmetics such as oil-in-water type, solubilization type, oil type can be used.
  • the porous foam according to the present invention can impregnate the cosmetic composition to an appropriate level (Experimental Example 3), the degree of expansion deformation of the porous foam according to the impregnated cosmetic composition is small (Experimental Example 4) It has the effect of discharging the cosmetic composition in a uniform and proper amount (Experimental Example 5), has a small sedimentation sedimentation of the formulation even in the long-term use and excellent feeling (Experimental Example 6), the loss of contents during long-term preservation, preservation when cosmetic It was excellent (Experimental Example 7) and stable in impregnation with ester oil, volatile silicone oil, water, polar organic sunscreen, and the like (Experimental Example 8).
  • Example 1 Oily ingredient Cyclopentasiloxane 17.0 Phenyl Trimethicone 10.0 Caprylic / Capric Triglycerides 5.0 Ethylhexylmethoxycinnamate 7.0 PG-10 Dimethicone 2.0 Sorbitan sesquioleate 1.0 Ethylhexylsalicylate 3.0 Thickener Disteadimonium hectorite 0.3 Pigment Titanium dioxide 10.0 Iron oxide 1.2 Zinc oxide 5.0 Water component Purified water to 100 Dipropylene glycol 5.0 Sodium chloride 1.0 glycerin 2.5 Phenoxyethanol 0.3
  • the oil phase component and the thickener were put in an oil bath, heated to 80 ° C. to make it uniform, and then pigment was added and dispersed.
  • a water phase component was placed in an aqueous phase, heated to 80 ° C. to completely dissolve the raw material, and then added to an oil phase tank in which pigment was dispersed, and then emulsified with a homogenizer to prepare a low viscosity water-in-oil foundation formulation.
  • the Brookfield RV viscometer was operated at 12 rpm for 1 minute using spindle 7 and the viscosity was measured at 25 ° C., and the viscosity was 15,000 cps. It was.
  • a porous foam was prepared in the following manner.
  • NBR product name: NIPOL LX531b, purchased from Japan Xeon Co., Ltd.
  • SBR product name: KSL341, purchased from Kumho Petrochemical
  • a reaction product of formaldehyde and ammonia was added to the stirrer and mixed at 120 revolutions per minute at a temperature of 28 to 32 ° C. and a pressure of 1 to 1.1 kg / cm 2 to form a porous foam by foam molding.
  • the blower was operated to discharge the gas generated in the foaming process.
  • Porous foams according to the present invention (Example 2-5) and commercially available porous urethane foams (Formtec, EZ80N) were magnified 100 times with an image analyzer and the average cell size was measured afterwards. (1 inch, about 2.54 cm) was converted into the number of cells.
  • the hardness of the porous foam was measured by placing the hardness tester on the sample using ASKER hardness tester F Type.
  • the porous foam of the present invention could easily impregnate the cosmetic composition to an appropriate level.
  • impregnation of the porous foam according to the present invention was tested as follows. After preparing the porous foam and measuring the thickness before impregnating the cosmetic, it was immersed in the same amount (15g) of the low-viscosity foundation cosmetics of Example 1 of the present invention for about 3 minutes, and then the deposited porous foam using forceps The cosmetics, which were not lifted and absorbed, were removed by free fall for 2 minutes. The thickness of the porous foam was measured after the cosmetic was impregnated, and the expansion rate (%) after impregnation was calculated.
  • the following experiment was conducted to evaluate the degree of separation and sedimentation of the formulation when the porous foam impregnated with the low viscosity cosmetic composition was pressed using a hand or a cosmetic tool. After impregnating the low-viscosity cosmetics prepared according to Example 1 into the porous foam and repeating the experiment every day for 2 months as follows, visually observe the degree of separation and sedimentation of the cosmetics as shown in the table below, and the moisture of 20 consumers Comparative evaluation.
  • Table below shows the storage stability and usability according to the repeated pressure of the cosmetic composition impregnated in the porous foam. Stability evaluation criteria were evaluated as good: ⁇ , instability: ⁇ , separation: ⁇ , and feeling evaluation criteria were evaluated on a five-point scale (five points of the best).
  • the porous foam according to the present invention showed excellent storage stability for a long time without sedimentation of the cosmetic composition even after repeated application of pressure, and maintained a high grade of feeling for a long time.
  • the weight of the cosmetic composition to be deposited was measured, and the porous foam having the cosmetic composition deposited thereon was weighed in a cosmetic container. While the cosmetic container was stored at a high temperature of 40 °C, the cosmetic container was taken out during storage and the weight loss (mg) was measured every day for 4 weeks by measuring the weight of each.
  • porous foam according to the present invention was less commercially available than the commercially available porous urethane foam, Comparative Examples 1, 2, it was found that the excellent preservation of the contents during cosmetic impregnation.
  • the porous foam was impregnated with ester oil, polar organic sunscreen, volatile silicone oil and water, which can be used as raw materials for constituting low-viscosity cosmetics, respectively. After holding, the size increase rate of the porous foam was measured. The results are shown in the following table.
  • the porous foam according to the present invention is free from alteration or deformation even at a high temperature with respect to the ester oil, the polar organic sunscreen, the volatile silicone oil, and the water, and is stable in the relationship with the cosmetic.

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Abstract

La présente invention concerne un produit cosmétique comprenant une mousse poreuse et une composition cosmétique qui y est imprégnée, capable d'empêcher qu'une composition cosmétique liquide ne précipite vers la partie inférieure d'une mousse même pendant une longue durée d'utilisation de cette composition, présentant une excellente durabilité sans le problème selon lequel la forme extérieure se dilate ou fond au point de se déchirer sous l'effet de l'interaction avec une composition cosmétique liquide imprégnée, et capable d'évacuer une quantité uniforme et appropriée d'un produit cosmétique de façon à avoir une excellente commodité en cours d'utilisation.
PCT/KR2015/008033 2014-07-31 2015-07-31 Produit cosmétique comprenant une mousse poreuse, et composition cosmétique qui y est imprégnée WO2016018118A1 (fr)

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KR20140098460 2014-07-31
KR10-2014-0098460 2014-07-31
KR1020150049902A KR101630841B1 (ko) 2014-07-31 2015-04-08 다공성 폼 및 이에 함침된 화장료 조성물을 포함하는 화장품
KR10-2015-0049902 2015-04-08

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
EP3488843A4 (fr) * 2016-07-22 2019-12-18 Cosmax, Inc. Produit cosmétique comprenant un récipient à base de caoutchouc spécifique

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JP2007089965A (ja) * 2005-09-30 2007-04-12 Inoac Corp 化粧用発泡体およびその製造方法
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3488843A4 (fr) * 2016-07-22 2019-12-18 Cosmax, Inc. Produit cosmétique comprenant un récipient à base de caoutchouc spécifique

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