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
  • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
  • A61K8/0241—Containing particulates characterized by their shape and/or structure
• • 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
  • A61K8/02—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
  • A61K8/0216—Solid or semisolid forms
  • A61K8/0229—Sticks
• • 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
  • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
  • A61K8/25—Silicon; Compounds thereof
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K8/00—Cosmetics or similar toiletry preparations
  • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
  • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
  • A61K8/46—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing sulfur
• • 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
  • A61Q1/02—Preparations containing skin colorants, e.g. pigments
• • 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
  • A61Q1/02—Preparations containing skin colorants, e.g. pigments
  • A61Q1/04—Preparations containing skin colorants, e.g. pigments for lips
• • 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
  • A61Q1/02—Preparations containing skin colorants, e.g. pigments
  • A61Q1/08—Preparations containing skin colorants, e.g. pigments for cheeks, e.g. rouge
• • 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
  • A61Q1/02—Preparations containing skin colorants, e.g. pigments
  • A61Q1/10—Preparations containing skin colorants, e.g. pigments for eyes, e.g. eyeliner, mascara
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
  • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
  • A61K2800/42—Colour properties
  • A61K2800/43—Pigments; Dyes
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
  • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
  • A61K2800/42—Colour properties
  • A61K2800/43—Pigments; Dyes
  • A61K2800/436—Interference pigments, e.g. Iridescent, Pearlescent
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
  • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
  • A61K2800/60—Particulates further characterized by their structure or composition
  • A61K2800/61—Surface treated
  • A61K2800/62—Coated

Definitions

• the present invention relates to a solid cosmetic and a method thereof, which can change the color tone by applying a frictional force to the coating film after applying the cosmetic on the skin.
• Multilayer capsule-type or aggregate-type particles containing pigments are used as one of the techniques for realizing a color tone different from the appearance color of cosmetics on the skin.
• a sunscreen cosmetic containing a large amount of an ultraviolet scattering agent by blending capsule particles containing a pigment, the pigment color is masked before application while having a vivid appearance color.
• a cosmetic that releases pigments at the time of application and suppresses whitening caused by an ultraviolet scattering agent has been proposed.
• Patent Document 2 it is applied on the skin by preparing it as a water-in-oil emulsified cosmetic containing soft agglomerated particles formed by mixing a pigment and a specific water-soluble polymer in the internal phase.
• cosmetics that can be smoothly broken down to give a cosmetic film having a color tone different from the appearance color of the cosmetic.
• the present invention provides a solid cosmetic that can adjust the color development of the cosmetic by applying (rubbing) a frictional force to the coated surface to which the cosmetic is applied, and has a smooth feel. With the goal.
• the present invention (A) Particles containing a pigment, the particles having a part or all of the appearance color of the pigment masked. (B) Water-insoluble powder component (excluding coloring material) of 2 to 15% by mass based on the total amount of cosmetics, and (C) A solid cosmetic containing 10% by mass or less of a coloring material with respect to the total amount of the cosmetic is provided.
• the present invention Particles containing pigments that mask part or all of the appearance color of the pigments, 2 to 15% by mass of water-insoluble powder components (excluding coloring materials) with respect to the total amount of cosmetics, and the total amount of cosmetics
• the process of applying a solid cosmetic containing 10% by mass or less of a coloring material to the skin and Provided is a method for changing the color tone of a cosmetic coating film, which comprises a step of applying a frictional force larger than the frictional force generated when applying the cosmetic to the coating film.
• the particles containing the pigment are not crushed but are retained in the coating film. Further, by applying a frictional force to the coating film, the particles containing the pigment are crushed and the pigment is released, so that the color tone of the coating film can be adjusted at a desired time and to a desired degree by the user.
• the cosmetic of the present invention is novel in that the user can adjust the color tone of the cosmetic coating film after application. According to the present invention, it is possible to develop the color again after a lapse of a certain period of time after application, so that a cosmetic having excellent cosmetic durability can be obtained. In addition, a smooth feeling of use can be realized even though a large amount of powder components are blended.
• the cosmetic of the present invention is characterized by containing (a) particles containing a pigment, (b) a water-insoluble powder component (excluding a coloring material), and (c) a coloring material.
• a coloring material excluding a coloring material
• a coloring material excluding a coloring material
• the particles containing (a) pigment (hereinafter, may be simply referred to as “component (a)”) blended in the cosmetic according to the present invention are one of the appearance colors of pigments generally used in cosmetics. Any form may be used as long as the particles are partially or wholly masked. Examples include multi-layer capsule particles containing a pigment, aggregated particles in which a pigment is integrated with other components, and the like. Among them, multi-layer capsule particles containing a pigment are preferably used from the viewpoint of easy control of pigment release from the particles.
• the multilayer capsule particles containing the pigment have a structure including an inner layer and one or more outer layers.
• a color tone pigment such as a red inorganic pigment or a yellow inorganic pigment is contained in the inner layer as an essential component, and an outer layer using a polymer as a base material covers the inner layer.
• the outer layer based on the polymer may be further coated with a layer containing a functional pigment.
• the outer layer using the polymer as the base material and the layer containing the functional pigment (inorganic powder) may be coated in any order, and each of them may be a single layer or a plurality of layers.
• the inner and outer layers may optionally contain inorganic powders.
• the polymer used as the base material is not particularly limited as long as it is usually used for cosmetics, but for example, (meth) acrylic resin such as polymethylmethacrylate, nylon, polyester, polyethylene, polystyrene, polyurethane. , Silicone resin, cellulose and other organic polymers.
• the "color tone pigment” in the present invention is not particularly limited as long as it has a function of changing the color tone of cosmetics. Pigments commonly referred to as "colored pigments", such as red inorganic pigments such as red iron oxide, iron oxide / titanium oxide sintered body, cadmium red, molybdenum red, yellow iron oxide, cerium oxide, bismuth vanadium yellow, yellow lead, Examples thereof include yellow inorganic pigments such as cadmium yellow.
• the “functional pigment” in the present invention includes not only boron nitride and the like generally called functional pigments, but also pigments other than the "coloring pigment", for example, white pigments such as titanium oxide and zinc oxide, talc and silica. And includes extender pigments such as silica.
• Multilayer capsule particles containing pigments are, for example, tonal pigments, plasticizers and polymers as described in US Publication No. 2011/0165208 A1 (corresponding Japanese Patent Application Publication No. 2011-529104).
• a first mixed solution by homogeneously mixing with a first solvent, spray-dry the prepared solution to form core particles in which the color pigment is coated with a polymer, the formed core particles and The functional pigment was homogeneously mixed with the second solvent to prepare a second mixed solution, and the second mixed solution was spray-dried to form a coating layer of the functional pigment on the outside of the core particles. It can be produced by producing multi-layer capsule particles.
• the multi-layer means two layers or three layers, or three or more layers, preferably a two-layer structure consisting of an inner layer containing a pigment and an outer layer using a polymer as a base material, or It has a three-layer structure in which an inner layer containing a pigment and an outer layer using a polymer as a base material are further coated with a layer containing a functional pigment.
• the shape of the multi-layer capsule particles may be spherical, square, elliptical, or indefinite, and may be in any shape.
• the component (a) of the present invention can be used as it is, but the surface thereof can also be hydrophobized with a commonly used hydrophobizing agent.
• the hydrophobization surface treatment is not particularly limited, but for example, a silicone treatment (silicone oil such as methylhydrogenpolysiloxane, dimethylpolysiloxane, methylphenylpolysiloxane; methyltrimethoxysilane, ethyltrimethoxysilane, etc.
• Alkylsilanes such as hexyltrimethoxysilane and octyltrimethoxysilane; treatment with fluoroalkylsilanes such as trifluoromethylethyltrimethoxysilane and heptadecafluorodecyltrimethoxysilane), fatty acid treatment (palmitic acid, isostearic acid, stearic acid) , Lauric acid, myristic acid, behenic acid, oleic acid, logonic acid, treatment with 12-hydroxystearic acid, etc.), fatty acid soap treatment (treatment with aluminum stearate, calcium stearate, etc.), fatty acid ester treatment (dextrin fatty acid ester, cholesterol) Treatment with fatty acid ester, sucrose fatty acid ester, starch fatty acid ester, etc.) and the like.
• fatty acid treatment palmitic acid, isostearic acid, stearic acid) , Lauric acid, myr
• the particle size of the component (a) of the present invention is less than 300 ⁇ m, preferably 280 ⁇ m or less, more preferably 250 ⁇ m or less, still more preferably 150 ⁇ m or less, still more preferably 100 ⁇ m or less, and most preferably 60 ⁇ m or less.
• the particle size refers to the number mean diameter.
• the feeling of use of the cosmetic tends to be inferior.
• the blending amount of the component (a) in the cosmetic according to the present invention is not particularly limited as long as it is an amount effective for achieving the desired visual effect on the coated surface.
• it is 0.1 to 10% by mass, preferably 0.5 to 9.0% by mass, and more preferably 1.0 to 8.0% by mass with respect to the total amount of cosmetics. If the blending amount is less than 0.1% by mass, it is difficult to obtain a change in color tone, and if it exceeds 10% by mass, usability tends to deteriorate.
• the (b) water-insoluble powder component (hereinafter, may be simply referred to as “(b) component”) to be blended in the cosmetics according to the present invention is a water-insoluble powder that can be usually blended in cosmetics. If there is no particular limitation, it can be selected from inorganic powder and organic powder. However, the component (b) does not include the (c) coloring material, which will be described later, and the filler and dispersant of the powder mixed at the time of molding the product.
• the water-insoluble powder component those having various shapes such as spherical, plate-shaped, and lump-shaped can be used.
• the cosmetic of the present invention is prepared in the form of a stick, it is preferable to use one having an average particle size of 2 to 30 ⁇ m.
• the inorganic powder can be either natural or synthetic, and is not limited to talc, kaolin, mica, silk mica (serisite), white mica, gold mica, and synthetic.
• Organic powders include, but are not limited to, silicone elastomer powders (for example, (vinyldimethicone / methicone silsesquioxane) crosspolymer [trade name: KSP-100 (manufactured by Shin-Etsu Chemical Industry Co., Ltd.)]), silicone powders.
• silicone elastomer powders for example, (vinyldimethicone / methicone silsesquioxane) crosspolymer [trade name: KSP-100 (manufactured by Shin-Etsu Chemical Industry Co., Ltd.)]
• silicone powders for example, (vinyldimethicone / methicone silsesquioxane) crosspolymer [trade name: KSP-100 (manufactured by Shin-Etsu Chemical Industry Co., Ltd.)]
• polymethylsilsesquioxane [trade name: Tospearl 2000B (manufactured by Momentive Performance Materials)]
• silicone resin-coated silicone elastomer powder polyamide resin powder (nylon powder) (for example, nylon-12) [Product name: SP-500 (manufactured by Toray)]
• polyethylene powder polymethyl methacrylate powder (for example, methyl methacrylate crosspolymer [Product name: Microsphere M-306, M-330 (Matsumoto Yushi Pharmaceutical Co., Ltd.) (Manufactured)]
• Polystyrene powder, styrene and acrylic acid copolymer resin powder for example, (HDI / trimethylolhexyl lactone) crosspolymer [Product name: Plastic powder D (trade name: Plastic powder D) Toshiki)]
• benzoguanamine resin powder polytetrafluoroethylene powder, cellulose powder (for example,
• the powder component used in the present invention may be subjected to a hydrophobic surface treatment.
• the hydrophobization surface treatment is not particularly limited, but for example, a silicone treatment (silicone oil such as methylhydrogenpolysiloxane, dimethylpolysiloxane, methylphenylpolysiloxane; methyltrimethoxysilane, ethyltrimethoxysilane, etc.
• Alkylsilanes such as hexyltrimethoxysilane and octyltrimethoxysilane; treatment with fluoroalkylsilanes such as trifluoromethylethyltrimethoxysilane and heptadecafluorodecyltrimethoxysilane), fatty acid treatment (palmitic acid, isostearic acid, stearic acid) , Lauric acid, myristic acid, behenic acid, oleic acid, logonic acid, treatment with 12-hydroxystearic acid, etc.), fatty acid soap treatment (treatment with aluminum stearate, calcium stearate, etc.), fatty acid ester treatment (dextrin fatty acid ester, cholesterol) Treatment with fatty acid ester, sucrose fatty acid ester, starch fatty acid ester, etc.) and the like.
• fatty acid treatment palmitic acid, isostearic acid, stearic acid) , Lauric acid, myr
• the powder component may be used alone or in combination of two or more.
• the component (b) of the present invention it is preferable to use one or more selected from mica, synthetic phlogopite, porous silica powder, silicone elastomer powder, silicone powder, nylon powder, and polymethylmethacrylate powder, and synthetically. It is more preferable to use one or more selected from phlogopite, silica, nylon, and methyl methacrylate crosspolymer.
• the blending amount of the component (b) in the cosmetic according to the present invention is 2 to 15% by mass, preferably 3 to 10% by mass, based on the total amount of the cosmetic. If the blending amount is less than 2% by mass, it is difficult to obtain a change in color tone, and if it exceeds 15% by mass, it is difficult to obtain a smooth feeling of use.
• the particles containing the pigment are not crushed but are retained on the applied surface.
• a frictional force larger than the frictional force generated when the cosmetic is applied to the skin is applied (the coating film is blended).
• the particles containing the pigment are pulverized, the pigment is released, and the color tone of the coating film is changed.
• the color tone of the coating film can be adjusted at a desired time and to a desired degree by the user.
• the (c) coloring material (hereinafter, may be simply referred to as “(c) component”) to be blended in the cosmetics according to the present invention is not particularly limited as long as it is a coloring material that can be blended in ordinary cosmetics.
• synthetic organic pigments including tar pigments, dyes, lakes, organic pigments
• natural pigments including tar pigments, dyes, lakes, organic pigments
• inorganic pigments including tar pigments, dyes, lakes, organic pigments.
• organic synthetic dyes examples include the dyes listed in Appended Tables 1 to 3 of the legal dyes, specifically, Red No. 2, Red No. 3, Red No. 102, Red No. 104, Red No. 105, Red No. 106, and Yellow No. 5.
• Green No. 3 Blue No. 1, Blue No. 2, Yellow No. 4, Red No. 201, Red No. 202, Red No. 203, Red No. 204, Red No. 205, Red No. 206, Red No. 207, Red No. 208, Red 213, Red 214, Red 215, Red 218, Red 219, Red 220, Red 221 and Red 223, Red 225, Red 227, Red 230, Red 231 and Red 232.
• Orange No. 201 Orange No.
• Examples of natural pigments include carotenoids such as ⁇ -carotene, flavonoids, flavins, quinones, porphyrins, diketones, and betacanidins.
• Inorganic pigments include red iron oxide (bengala), iron oxide / titanium oxide sintered body, cadmium red, molybdenum red, yellow iron oxide, cerium oxide, bismuth vanadium yellow, yellow lead, cadmium yellow, iron oxide, chromium oxide, Color pigments such as ultramarine blue, dark blue, and carbon black; white pigments such as titanium oxide and zinc oxide; pearl luster pigments such as mica titanium, fish scale foil, and bismuth oxychloride.
• the blending amount of the component (c) in the cosmetic according to the present invention is not particularly limited as long as it is an amount effective for achieving the desired visual effect on the appearance of the cosmetic and the color development on the skin at the time of application. In the present invention, it is less than 15% by mass, preferably 10% by mass or less, and for example, 0 to 10% by mass, preferably 0.1 to 10% by mass, and more preferably 0 to 5% by mass with respect to the total amount of cosmetics. %, More preferably 0.1 to 5% by mass, so that the effect of changing the color tone in the coating film can be easily obtained.
• the hardness of the cosmetic of the present invention is 5 to 1200 gf (gram weight).
• the hardness is 12 to 55 gf, and more preferably 15 to 55 gf.
• “hardness” is obtained by applying a load (50 gf open after pressing 20 mm / s) to a stick-shaped sample using a hardness tester (manufactured by FUDO), and measuring the number of loads until the sample breaks. The value when the brittleness is evaluated. If the hardness of the cosmetic is less than 5 gf, the base is too soft, the particles containing the pigment are not pulverized, and sufficient color development cannot be obtained. On the other hand, if the hardness of the cosmetic exceeds 1200 gf, the base is too hard and the usability deteriorates.
• solid means a state of being solidified to the extent that a constant shape can be maintained.
• the shape is not limited to the stick shape, but also includes the balm shape (ointment shape) filled in the wide-mouthed container and the cream shape that can maintain a constant shape.
• the component (a) when a frictional force larger than the frictional force generated when the cosmetic is applied to the skin is applied after the application, the component (a) is crushed and the pigment is released.
• the frictional force applied after coating is specifically about 0.01 N to 2 N, and when rubbed for about 1 to 20 seconds, the component (a) is crushed and a color change occurs.
• the cosmetic of the present invention in order to change the color tone, it is necessary to apply a frictional force larger than the frictional force generated when the cosmetic is applied to the skin.
• the cosmetic of the present invention is prepared in the form of a stick, the frictional force generated when the cosmetic is applied can be suppressed to a small value. Therefore, the stick-shaped cosmetics contribute to the sufficient retention of the component (a) in the cosmetic coating film.
• the oil contained in the cosmetic according to the present invention is an oil generally used in cosmetics, which is a solid or semi-solid solid oil at room temperature (25 ° C) and a liquid liquid at room temperature (25 ° C). Selected from oil content.
• solid oil content examples include solid paraffin, microcrystalin wax, selecin, varico wax, polyethylene wax, silicon wax, behenyl alcohol, stearic acid, cetyl alcohol, bacil alcohol, carnauba wax, honey wax (bee wax), candelilla wax, and jojoba wax.
• Liquid oils include, for example, olive oil, avocado oil, camellia oil, macadamia nut oil, evening primrose oil, jojoba oil, rapeseed oil, egg yolk oil, sesame oil, castor oil, saflower oil, cotton seed oil, soybean oil, tea seed oil, and rice bran oil.
• the cosmetic of the present invention it is preferable to use a combination of solid oil and liquid oil from the viewpoint of spreading and spreading when applied to the skin and improving the familiarity with the skin.
• the cosmetic of the present invention contains, if necessary, an oil-soluble film agent, a surfactant, a lower alcohol (ethanol, etc.), a moisturizer, an ultraviolet absorber, a thickener, and a dispersant. , Stabilizers, antioxidants, preservatives, bactericides, pH regulators, vitamins, blood circulation promoters, whitening agents, skin activators, medicinal ingredients, extracts from animals and plants, fragrances, etc. Ingredients to be used can be blended within a range that does not impair the effects of the present invention. However, the present invention is not limited to these examples.
• the cosmetic of the present invention is solid and can be prepared into an oil-based type, a water-in-oil type or an oil-in-water type emulsified type, and can be in a cream-like, balm-like or stick-like dosage form. .. Further, it may be prepared as a powder solid cosmetic containing a large amount of powder.
• the cosmetic of the present invention can be prepared as various kinds of cosmetics, but the effect of the present invention is preferably exhibited by preparing a makeup cosmetic, particularly a color makeup cosmetic for lips, eyes and cheeks. Will be done.
• the solid cosmetic according to the present invention can be produced according to a conventionally used method. For example, it can be produced by separately mixing an oil component and a powder component, adding the powder component to the oil component, stirring, filling, and pressing if necessary.
• the cosmetic of the present invention is prepared as an emulsified cosmetic, the oily component and the aqueous component are separately mixed while heating as necessary, and the aqueous phase is emulsified in the oil phase, and then obtained. It can be produced by filling a container with the obtained emulsion and slowly cooling it.
• the cosmetic of the present invention is novel in that the user can adjust the color tone of the cosmetic coating film by himself / herself after applying the cosmetic to the skin. Therefore, the present invention comprises (A) a step of applying the solid cosmetic of the present invention to the skin, and (B) a step of applying a frictional force larger than the frictional force generated when the cosmetic is applied to the skin to the coating film.
• a method for changing the color tone of a cosmetic coating film including.
• the frictional force larger than the frictional force generated when the cosmetic is applied to the skin is preferably a force of about 0.01 to 2N.
• the present invention will be described in more detail with reference to examples below, but the present invention is not limited thereto.
• the blending amount is shown in mass% with respect to the system in which the component is blended.
• Hardness A stick-shaped sample is loaded with a hardness tester (manufactured by FUDO) (50 gf is opened after pressing 20 mm / s), and the number of loads until the sample breaks is measured to determine brittleness. evaluated.
• Test Examples 1 to 19 shown in Tables 1 and 2 below were prepared. Specifically, the powder was dispersed in the oily components mixed using a homomixer, and then the well-mixed aqueous components were added to obtain a composition.
• Test Examples 15 to 19 in Table 2 above differ in the blending amount of the coloring material. All of the test examples were excellent in usability, but it was difficult to obtain the effect of changing the color tone in the test examples in which 15% by mass or more of the coloring material was blended.
• Test Examples 20 to 28 Next, Test Examples 20 to 28 shown in Table 3 below were prepared. The powder components used in Test Examples 20 to 28 are different.

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• 2020
  • 2020-07-27 WO PCT/JP2020/028735 patent/WO2021020352A1/ja active Application Filing
  • 2020-07-27 CN CN202080054530.8A patent/CN114173744A/zh active Pending
  • 2020-07-27 JP JP2021535333A patent/JPWO2021020352A1/ja active Pending
  • 2020-07-27 KR KR1020227004974A patent/KR20220041115A/ko unknown

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