Classifications

• • 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
  • A61K8/96—Cosmetics or similar toiletry preparations characterised by the composition containing materials, or derivatives thereof of undetermined constitution
  • A61K8/97—Cosmetics or similar toiletry preparations characterised by the composition containing materials, or derivatives thereof of undetermined constitution from algae, fungi, lichens or plants; from derivatives thereof
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
  • A61K8/0216—Solid or semisolid forms
• • 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
  • A61K8/31—Hydrocarbons
• • 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
  • A61Q1/14—Preparations for removing make-up
• • 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
  • A61Q19/10—Washing or bathing preparations

Definitions

• the present disclosure relates to a solid external composition.
• a cleansing agent capable of sufficiently cleaning the make-up cosmetics a liquid cleansing agent is preferably used from the viewpoint of easy compatibility with the make-up cosmetics (Patent Document 1).
• liquid cleansing agent has high fluidity, it tends to drip when used.
• a cleansing agent is usually used by taking it on a finger or palm and then blending it with a make-up cosmetic applied to the face, etc. After taking it on the finger or palm, the cleansing agent hangs down and spreads on the finger or palm before it is blended with the make-up cosmetics, and it is often the case that the cleansing agent cannot be sufficiently applied to the target make-up part. Further, such a problem of dripping occurs not only in cleansing agents for make-up cosmetics but also in liquid detergents such as facial cleansers.
• the problem of dripping can be solved by making the cleansing agent solid, but the present inventors provide a cleansing agent that is solid and has a desired hardness and ease of scooping. Further attention was paid to. Therefore, it is an object of the present inventors to provide a composition for external use that is solid but easy to scoop.
• Item 1 It contains (1) solid oil having a melting point of 40 to 120 ° C., (2) liquid oil and (3) charcoal powder, and the component (1) is selected from the group consisting of synthetic solid oil and fossil-based natural solid oil.
• a solid external composition which is at least one kind.
• Item 2. Item 2.
• the solid external composition according to Item 1 wherein the component (1) is at least one selected from the group consisting of polyethylene wax, Fischer-Tropsch wax, microcrystalline wax and selecin wax.
• Item 3. Item 2. The solid external composition according to Item 1 or 2, wherein the content of the component (1) in the solid external composition is 2 to 25% by mass.
• Item 4. Item 2. The solid external composition according to any one of Items 1 to 3, wherein the content of the component (2) in the solid external composition is 10 to 97% by mass.
• the present disclosure contains (1) solid oil having a melting point of 40 to 120 ° C., (2) liquid oil and (3) charcoal powder, and the component (1) is a group consisting of synthetic solid oil and fossil-based natural solid oil. Includes a solid external composition, which is at least one selected from the above.
• the solid external composition of the present disclosure is (1) a solid oil having a melting point of 40 to 120 ° C., and contains at least one solid oil selected from the group consisting of synthetic solid oils and fossil-based natural solid oils. ..
• the component (1) is not limited to this limitation, and a solid oil having a melting point of 50 to 100 ° C., more preferably a solid oil having a melting point of 60 to 95 ° C. is exemplified.
• the component (1) is thus solid at room temperature (25 ° C.).
• the component (1) is not limited to the extent that it can be applied to the skin as a cosmetic component, but for example, as a synthetic solid oil, a hydrocarbon wax such as polyethylene wax, polypropylene wax, ethylene / propylene copolymer, Fishertropsh wax, etc.
• a synthetic solid oil such as polyethylene wax, polypropylene wax, ethylene / propylene copolymer, Fishertropsh wax, etc.
• fossil-based natural solid oils include crude oil-derived natural solid oils such as paraffin wax, microthristan wax, and slack wax, and mineral-derived natural solid oils such as selecin wax, montan wax, and ozokerite wax. .
• Examples of the component (1) are preferably polyethylene wax, Fishertroph wax, paraffin wax, microthristan wax, slack wax, selecin wax, montan wax, ozokelite wax and the like.
• Examples of the component (1) are more preferably polyethylene wax, Fischer-Tropsch wax, microcrystalline
• the melting point of Fischer-Tropsch wax is preferably 75 to 90 ° C, more preferably 80 to 85 ° C.
• the melting point of the polyethylene wax is preferably 70 to 95 ° C, more preferably 75 to 90 ° C.
• the melting point of celesin wax is preferably 60 to 80 ° C, more preferably 66 to 73 ° C.
• the melting point of the microthristan wax is preferably 55 to 90 ° C, more preferably 60 to 85 ° C.
• component (1) is commercially available, and examples of Fisher Tropschwax include CireWax80, CireWax90 (Cirebelle Fine Chemicals Pty Ltd.), and Micropoly 204 (MicroPowerers, Inc.). ), Sasolwax C80 (Sasol), MULTI WAX X-445 (Sonebon Co., Ltd.), PMWAX82, Hi-Mic-1070 (Nippon Seiwa Co., Ltd.) as an example of microthristan wax, PERFORMALENE PL, PERFORMALE 500 as an example of polyethylene wax.
• PERFORMALENE 655 NW PHASE TECHNOLOGIES
• NJ wax Nikko Rika Co., Ltd.
• PM wax Nikko Rika stock
• a mixed wax of 75% microcrystallin wax and 25% polyethylene wax (Made by company), etc.
• Ingredient (1) may be used alone or in combination of two or more.
• the content of the component (1) in the solid external composition of the present disclosure is not limited as long as the effects of the present disclosure can be obtained, but is preferably more than 1% by mass and 25% by mass or less in the composition. It is preferably 2 to 25% by mass, more preferably 2 to 15% by mass, particularly preferably 2 to 12% by mass, 3 to 11% by mass, 3 to 10% by mass, 4 to 9% by mass and the like.
• liquid oil means oil that is liquid at room temperature (25 ° C.).
• liquid oil include, but are not limited to, ester oils, hydrocarbon oils, fatty acids, animal and vegetable oils, silicone oils, higher alcohols and the like, preferably ester oils, hydrocarbon oils and animal and vegetable oils. Is exemplified. These may be used alone or in combination of two or more.
• the present disclosure is not limited, but ethylhexyl palmitate, ethylhexyl isopalmitate, isopropyl palmitate, isopropyl myristate, tri (caprylic acid / capric acid) glyceryl, cetyl ethylhexanate, isononanoic acid.
• Ester oils such as isotridecyl, triethylhexanoin, pentaerythyl tetraethylhexanoate, octyldodecyl myristate, diisostearyl malate, bisethoxydiglycol cyclohexane-1,4-dicarboxylate; mineral oils, undecane, dodecane, tridecane, Hydrocarbon oils such as liquid paraffin, liquid isoparaffin, squalane, ⁇ -olefin oligomer polybuden, vaseline; fatty acids such as isostearic acid and oleic acid; olive oil, castor oil, avocado oil, safflower oil, soybean oil, camellia oil, corn oil , Rapeseed oil, rice bran oil, palm oil, sunflower oil, cottonseed oil, mink oil and other animal and vegetable oils; dimethylpolysiloxane, dimethicone and other silicone oils (chain silicone, cycl
• ester oil, hydrocarbon oil, fatty acid, animal and vegetable oil are preferably exemplified.
• one type may be used alone, or two or more types may be used in combination.
• the content of the component (2) in the solid external composition of the present disclosure is not limited as long as the effects of the present disclosure can be obtained, but is preferably 10 to 97% by mass, more preferably 20 to 97 in the composition.
• mass% more preferably 25 to 90% by mass, particularly preferably 30 to 85% by mass, 40 to 80% by mass, 50 to 80% by mass and the like are exemplified.
• charcoal powder is not limited to charcoal powder, and examples of charcoal include activated carbon, medicinal charcoal, bamboo charcoal, and charcoal.
• powders such as activated carbon and medicinal charcoal are preferably exemplified. These may be used alone or in combination of two or more.
• the particle size of the charcoal powder is also not limited, and is exemplified by about 0.05 to 200 ⁇ m.
• the lower limit of the particle size is not limited, but is preferably larger than 0.5 ⁇ m, more preferably larger than 0.9 ⁇ m, and particularly preferably 1 ⁇ m or more, 2 ⁇ m or more, 5 ⁇ m or more, and the like.
• the upper limit of the particle size is not limited, but preferably 150 ⁇ m or less, 120 ⁇ m or less, 100 ⁇ m or less, 80 ⁇ m or less, 60 ⁇ m or less, and the like are exemplified.
• the charcoal powder may preferably have any value in these ranges, and more preferably more than 0.9 ⁇ m and 150 ⁇ m or less, 1 to 120 ⁇ m and the like are exemplified.
• the shape of the charcoal powder is also not limited.
• the charcoal powder may be used alone or in combination of two or more.
• charcoal powders having different particle sizes may be used in combination.
• the value of the particle size is a value based on the volume average particle size, and is a value measured by a laser diffraction / scattering method. More specifically, it is a value measured by a wet particle size distribution measurement using a laser diffraction type particle size distribution measuring device, and does not indicate a primary particle size.
• the content of the component (3) in the solid external composition of the present disclosure is also not limited, and is exemplified by 0.01 to 20% by mass, preferably 0.03 to 10% by mass, and more preferably 0.05 to 0.05. 5% by mass, more preferably 0.07 to 2% by mass and the like are exemplified.
• the solid external composition of the present disclosure may further contain any other pharmaceutically or cosmetically acceptable ingredient, as long as it does not interfere with the effects of the present disclosure.
• other components include various components that can be used as external agents such as conventionally known cleansing agents and detergents.
• the components include surfactants (nonionic surfactants, cationic surfactants, anionic surfactants, amphoteric surfactants, etc.), bases (water, etc.), moisturizing components, anti-inflammatory components, whitening components, etc.
• black pigments such as iron
• solid oils having a melting point of 40 to 120 ° C. other than the component (1) enzymes, extracts such as animal / plant extracts, active ingredients such as vitamins and amino acids, and the like.
• examples of surfactants as other components include nonionic surfactants, cationic surfactants, anionic surfactants, amphoteric surfactants and the like as surfactants. Will be done.
• the surfactant is preferably exemplified by a nonionic surfactant and an anionic surfactant, and more preferably a nonionic surfactant.
• a surfactant having an HLB value of 5 to 13 is exemplified, and more preferably, an HLB value of 6 to 12 is exemplified.
• the HLB Hydrophilicity Balance
• HLB Heydrophile Lypophile Balance
• nonionic surfactant examples include polyoxyethylene fatty acid glyceryl, polyglycerin, and sorbitan sesquioleate.
• the fatty acid constituting the polyoxyethylene fatty acid glyceryl although not limiting the present disclosure, a fatty acid having 8 to 22 carbon atoms is preferably exemplified, and a fatty acid having 10 to 20 carbon atoms is more preferably exemplified. ..
• the fatty acid may be a saturated fatty acid or an unsaturated fatty acid, and in the case of an unsaturated fatty acid, the number of double bonds between carbons is not limited, for example, 1 to 4, preferably 1 to 3, and more preferably 1. Or 2 is exemplified. Further, the fatty acid may be linear or branched.
• Polyoxyethylene fatty acid As a fatty acid constituting glyceryl, the present disclosure is not limited, but caprylic acid, capric acid, lauric acid, myristic acid, palmitic acid, palmitoleic acid, stearic acid, isostearic acid, oleic acid, and linoleic acid. , Lauric acid, behenic acid and the like, and natural fatty acids such as coconut oil fatty acid and palm oil fatty acid containing these fatty acids are exemplified. These may be used alone or in combination of two or more.
• the polyoxyethylene constituting the polyoxyethylene fatty acid glyceryl does not limit the present disclosure, but the average number of moles of ethylene oxide (EO) added is preferably about 5 to 60, more preferably about 10 to 40.
• the polyoxyethylene fatty acid glyceryl may be one in which at least one of 1 to 3 hydroxyl groups in the fatty acid glyceryl is ether-bonded to polyethylene glycol.
• the polyoxyethylene fatty acid glyceryl As the polyoxyethylene fatty acid glyceryl, the present disclosure is not limited, but the above-mentioned ethylene oxide (EO) has an average addition molar number of glyceryl polyoxyethylene isostearate, glyceryl polyoxyethylene isooleate, and polyoxyethylene di. Glyceryl isolaurate and the like are preferably exemplified, and PEG-10 glyceryl triisostearate, PEG-20 glyceryl triisostearate, PEG-10 glyceryl triisostearate, PEG-10 glyceryl isostearate and the like are more preferably exemplified. In the present disclosure, the polyoxyethylene fatty acid glyceryl may be used alone or in combination of two or more.
• the content thereof is not limited as long as it does not interfere with the effect of the present disclosure, but is preferably 1 to 30% by mass, more preferably 3 to 25% by mass. More preferably, 5 to 20% by mass is exemplified.
• examples of solid oils having a melting point of 40 to 120 ° C. other than the above-mentioned component (1) as other components include honey wax, celac wax, lanolin wax, ibota wax, carnauba wax, and candelilla wax.
• Rice wax (rice bran wax), sunflower wax (sunflower seed wax), mokurou, hydrogenated jojoba oil, hydrogenated palm oil, hydrogenated abrana oil, fats and oils such as glyceryl tribehenate, palmitic acid, stearic acid, myristic acid, behenin
• examples thereof include higher fatty acids such as acid and loginic acid, hydroxy higher fatty acids such as hydroxystearic acid, higher alcohols such as silicone wax, stearyl alcohol, cetyl alcohol and behenyl alcohol, and hardened oils.
• the solid oil having a melting point of 40 to 120 ° C. other than the component (1) are preferably candelilla wax and sunflower wax. Both of these are commercially available.
• beeswax, cellac wax and the like may be generally referred to as animal-derived natural wax, and carnauba wax, candelilla wax and the like may be referred to as plant-derived natural wax (collectively referred to as biological natural wax). May be done).
• paraffin wax and the like are referred to as crude oil-derived natural wax
• ceresin wax and the like are referred to as mineral-derived natural wax (collectively referred to as fossil-based natural wax).
• polyethylene wax and the like are referred to as synthetic waxes.
• the synthetic solid oil and the fossil-based natural solid oil described in the component (1) correspond to the synthetic wax and the fossil-based natural wax generally according to the classification in this field, respectively, and are preferably described above. Ingredients are exemplified.
• the melting point of sunflower wax is preferably 60 to 100 ° C., more preferably 70 to 95 ° C. Will be done.
• the melting point of rice bran wax is preferably 70 to 90 ° C, more preferably 75 to 90 ° C.
• the melting point of the candelilla wax is preferably 55 to 80 ° C, more preferably 68 to 72 ° C.
• the melting point of Japan wax is preferably 50 to 60 ° C, more preferably 50 to 55 ° C.
• the melting point of carnauba wax is preferably 70 to 95 ° C, more preferably 80 to 86 ° C.
• Any solid oil having a melting point of 40 to 120 ° C. other than the component (1) may be used alone or in combination of two or more.
• the content thereof is not limited as long as the effect of the present disclosure is not impaired. It is preferably 0.5 to 20% by mass, more preferably 1 to 15% by mass, still more preferably 2 to 10% by mass.
• silica is exemplified as another component
• fumes-like silica and the like are exemplified as silica.
• the fumes-like silica is a fine amorphous silica also called fumed silica, which is conventionally known and may be silica that has been hydrophobized by dimethyldichlorosilane treatment, hexamethyldisilazane treatment, or the like.
• the particle size of the fumes-like silica is preferably 40 nm or less, more preferably 25 nm or less, still more preferably 3 to 15 nm, although it is not limited as long as it does not interfere with the effect of the present disclosure. Illustrated. Haze-like silica is commercially available, and examples thereof include trade name Aerosil 200 (Japan Aerosil). These may be used alone or in combination of two or more.
• Aerosil 200 Japanese Aerosil
• the particle size means an average particle size, and the particle size follows the measuring method under the trade name Aerosil 200 (Nippon Aerosil).
• the particle size of fumes-like silica refers to the average particle size of the primary particles.
• the content thereof is not limited as long as the effect of the present disclosure is not impaired, but the content thereof is preferably 0.05 to 10% by mass, more preferably 0.05 to 10% by mass in the composition.
• An example is 0.1 to 8% by mass, more preferably 0.1 to 5% by mass.
• the components (1) to (3) also correspond to any other component, the components described in the components (1) to (3) in the present disclosure are not included in any other component. Therefore, the content of the component described in the components (1) to (3) is not included in the content shown in any component.
• the solid external composition of the present disclosure can be produced by mixing and solidifying the above-mentioned components (1) to (3) and, if necessary, any other component, according to a conventionally known method. ..
• the mixing order of the components described in the components (1) to (3) and other components is not particularly limited.
• the pH of the solid external composition of the present disclosure is not limited as long as it has a pH that can be used as an external agent for skin and the like.
• the solid external composition of the present disclosure is solid and does not show fluidity at least at room temperature (25 ° C.).
• the solid external composition of the present disclosure is not limited to this limitation, but as one embodiment, for example, the solid external use having a rheometer hardness (hardness measured by a leometer) in the range of 50 to 1100 or less.
• the composition is preferably exemplified.
• the rheometer hardness of the solid external composition of the present disclosure is more preferably 100 to 1000, still more preferably 150 or more and less than 900.
• the hardness of the leometer is determined by using a leometer (FUDOH leometer RTC-3002D, manufactured by Leoc Co., Ltd.), using a flat 10 ⁇ (diameter) adapter, a table speed of 30 cm / min, a penetration depth of 5 mm, and a range. It is a value measured at 2k and a measurement temperature of 25 ° C.
• the solid external composition of the present disclosure is not limited to this extent, but as one embodiment, preferably, in the evaluation according to the examples described later, the average value thereof is 1.5 or more and 3 or less. It is exemplified that it has, and more preferably it has 2.3 or more and 3 or less scooping ease.
• the solid external composition of the present disclosure is not limited to the extent applicable to the skin (including the scalp, mucous membrane, etc.).
• a cleansing composition, a cleaning composition, etc. that can be used to remove skin stains such as sebum, sweat, dust, pore stains, foundations, lipsticks, sunscreens, etc. Is preferably exemplified, and more preferably a cleansing composition is exemplified.
• the solid external composition of the present disclosure may be applied to the skin in the same manner as the conventionally known external composition.
• an appropriate amount of the composition may be used as it is or, if necessary, by contacting it with a liquid such as water and sliding it on the skin.
• the amount of the solid external composition of the present disclosure to be applied to the skin and the number of times of use are not particularly limited. You can use it.
• the composition may be rinsed with water after being applied to the skin, or may not be rinsed, and may be used by wiping with cotton or the like.
• Test Example 1 1-1 Preparation of Solid External Composition
• the external composition was prepared by mixing each component according to Table 1 below. Specifically, each component was prepared by the following procedure. 1) The component A in the table was uniformly mixed while heating at about 90 ° C. to obtain a mixture. 2) The mixture obtained by mixing the components B in the table in Table 1 was added to the mixture prepared in 1) above, and the mixture was mixed so as to be uniform at 90 ° C. 3) To the mixture thus obtained, the component C in Table 1 was added and mixed so as to be uniform at 90 ° C. 4) The mixture obtained in 3) above was filled in a jar container at 70 ° C. in a molten state, then allowed to cool at room temperature (25 ° C.), and the external composition contained in the jar container (Examples 1 to 8). ) Was obtained.
• Hardness is 150 or more and less than 900 ⁇ : Hardness is 50 or more and less than 150, or 900 or more and less than 1100 ⁇ : Hardness is less than 50 or 1100 or more
• the external composition of Examples 5 and 6 in which selecin wax was used as the solid oil of the component (1) the cohesiveness was slightly inferior to that of Example 1 and the like, and there was a feeling in the first place, but 3 g was used with a spatula. I was able to scoop.
• the external composition of Examples 1 to 8 is a good solid external composition in that the surface thereof is moderately hard and solid, and the inside thereof is also solid and easy to scoop. there were.
• the external composition of Examples 1 to 4, 7 and 8 was a solid external composition having further excellent hardness and scoopability.
• Test Example 2 2-1 Test procedure In Examples 1 and 2 of Test Example 1, whether or not a solid external composition excellent in hardness and scoopability can be obtained even when the content of the component (1) is changed. confirmed.
• an external composition was prepared in the same manner as in Example 1 or 2 except that the content of the component (1) was changed (Examples 9 to 12).
• the hardness and ease of scooping of the obtained external composition were evaluated in the same manner as described above.
• the solid external composition of Examples 1 to 12 when used as a cleansing agent, sebum, sweat, dust, dirt on pores, foundation, lipstick, sunscreen, etc. were sufficiently cleaned. I was able to wash it. As described above, the solid external composition of Examples 1 to 12 could be satisfactorily used as a cleansing composition or a cleaning composition. Further, the solid external composition contained charcoal powder and was black.

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• Life Sciences & Earth Sciences (AREA)
• Health & Medical Sciences (AREA)
• Animal Behavior & Ethology (AREA)
• General Health & Medical Sciences (AREA)
• Public Health (AREA)
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• Birds (AREA)
• Epidemiology (AREA)
• Dermatology (AREA)
• Engineering & Computer Science (AREA)
• Biotechnology (AREA)
• Botany (AREA)
• Microbiology (AREA)
• Mycology (AREA)
• Cosmetics (AREA)
• Fats And Perfumes (AREA)

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• 2022
  • 2022-03-18 JP JP2022565524A patent/JPWO2022114245A1/ja active Pending
  • 2022-03-18 WO PCT/JP2022/012920 patent/WO2022114245A2/ja not_active Ceased

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