Skin cosmetic

JP2025109698A5Pending Publication Date: 2026-01-27KAO CORP
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Patent Information

Application Number
JP2025003877
Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
Priority Date
2024-11-14
Filing Date
2025-01-10
Publication Date
2026-01-27

AI Technical Summary

Technical Problem

Conventional skin cosmetics face issues with storage stability, oil separation, and usability problems when containing a large amount of powder, leading to poor elongation during application and a lack of a moist feeling.

Method used

A skin cosmetic formulation combining oil-absorbing powder, crosslinked organopolysiloxane, a liquid oily component, and polyol, with specific ratios and properties to enhance stability and usability.

Benefits of technology

The formulation achieves excellent storage stability, smooth application, and a moist feel without stickiness, while preventing disturbance of hair by sweat and sebum.

✦ Generated by Eureka AI based on patent content.
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Abstract

To provide a skin cosmetic that, despite containing large amounts of powder, has excellent shelf life, spreads well when applied, provides a hydrating sensation, and prevents skin from becoming sticky after application.SOLUTION: The present invention relates to a skin cosmetic that contains components (A), (B), (C), and (D), where (A) is an oil-absorbing powder, 4 to 35 mass%; (B) is a crosslinked organopolysiloxane; (C) is an oil component in a liquid form at 25°C, and (D) is a polyol. The total amount of powder including component (A) is 18 to 45 mass%.SELECTED DRAWING: None
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Description

Technical Field

[0001] The present invention relates to a skin cosmetic.

Background Art

[0002] Conventionally, as a skin cosmetic for suppressing stickiness due to excessive sebum, those containing a large amount of powder and having a powdery feeling while also having a moisturizing effect have been studied. For example, Patent Document 1 describes that a skin cosmetic containing a water-absorbed porous powder and having the surface of the porous powder coated with a binder containing a crosslinked organopolysiloxane can continuously suppress stickiness due to sebum while having a refreshing feeling and can relieve the discomfort of oily skin.

Prior Art Documents

Patent Documents

[0003]

Patent Document 1

Summary of the Invention

Problems to be Solved by the Invention

[0004] Conventional skin cosmetics have had difficulties in ensuring storage stability, such as oil separation occurring when containing a large amount of powder. There have also been problems in terms of usability such as elongation during application and a moist feeling.

Means for Solving the Problems

[0005] The present inventors have found that by combining and using an oil-absorbing powder, a crosslinked organopolysiloxane, a liquid oily component, and a polyol, a skin cosmetic can be obtained that has excellent storage stability, good elongation during application, a moist feeling during use, and suppresses stickiness of the skin after application even when containing a large amount of powder.

[0006] The present invention provides the following components (A), (B), (C), and (D): (A) Oil-absorbing powder: 4 to 35% by mass, (B) Crosslinked organopolysiloxane, (C) An oily component that is liquid at 25°C, (D) Polyol The present invention relates to a skin cosmetic containing these components, wherein the total amount of the powder containing component (A) is 18 to 45% by mass.

Effects of the Invention

[0007] The skin cosmetic of the present invention has no oil separation, excellent storage stability, good elongation during application, no sagging on the skin after application, and a moist feeling during use. Moreover, it suppresses stickiness after application and provides a smooth feeling. Further, for those who set their bangs to cover the forehead, the set bangs were sometimes disturbed by the sweat and sebum on the forehead. However, by using the skin cosmetic of the present invention, such disturbance of the bangs is also suppressed.

Modes for Carrying Out the Invention

[0008] Component (A) used in the present invention is an oil-absorbing powder. The oil-absorbing powder refers to a powder having an oil absorption amount of 1 mL / g or more. From the viewpoint of improving storage stability, the oil-absorbing powder of component (A) preferably has an oil absorption amount of 1 mL / g or more, more preferably 1.3 mL / g or more, still more preferably 1.5 mL / g or more, preferably 4.5 mL / g or less, more preferably 4.3 mL / g or less, and still more preferably 4 mL / g or less. Also, the oil absorption amount of component (A) is preferably 1 to 4.5 mL / g, more preferably 1.3 to 4.3 mL / g, and still more preferably 1.5 to 4 mL / g.

[0009] In the present invention, the oil absorption amount is measured with reference to the method for measuring the oil absorption amount of pigments specified in JIS K5101-13-1:2004. Specifically, first, 1 g of the powder is placed on a glass plate, and dimethylpolysiloxane (silicone 6 cs) is dropped little by little using a pipette. Each time, the powder and dimethylpolysiloxane are kneaded using a spatula. This is repeated until the paste of dimethylpolysiloxane and the powder reaches a smooth hardness, which is taken as the end point. This paste should be spreadable without cracking or crumbling and should adhere lightly to the glass plate. The volume (mL) obtained by dividing the amount (g) of dimethylpolysiloxane at the end point by the specific gravity (0.925) of dimethylpolysiloxane was defined as the oil absorption amount per 1 g of the powder. In the JIS method, refined linseed oil is used as the oil, but in the present invention, dimethylpolysiloxane, which is widely used in cosmetics, is used.

[0010] The oil-absorbing powder of component (A) is one used in ordinary cosmetics and can be used without particular limitation depending on its shape such as spherical, plate-like, needle-like, etc., particle size such as smoky, fine particles, pigment grade, etc., and particle structure such as porous or non-porous. Examples of the oil-absorbing powder of component (A) include inorganic powders. Specifically, silica; metal silicate salts such as calcium silicate, magnesium silicate, strontium silicate, aluminum silicate, barium silicate, and magnesium aluminometasilicate; metal carbonate salts such as calcium carbonate and cobalt carbonate; metal tungstate salts such as calcium tungstate; metal oxides such as cobalt oxide and α-iron oxide; metal hydroxides such as hydrated iron oxide; and others such as silica gel and hydroxyapatite. Among these, from the viewpoints of improving storage stability, improving elongation during application, reducing spreading on the skin after application, improving the moist feeling of the skin after application, and improving the smooth feeling of the skin after application, it is preferably included in spherical porous inorganic powders, and more preferably included in spherical porous silica. As the silica, for example, commercially available products such as Sansphere H-52 (manufactured by AGC Si-Tech Co., Ltd.; oil absorption amount: 3.1 mL / g), Sansphere H-51 (manufactured by AGC Si-Tech Co., Ltd.; oil absorption amount: 1.6 mL / g), Sansphere H-53 (manufactured by AGC Si-Tech Co., Ltd.; oil absorption amount: 3.9 mL / g), Sansphere H-122 (manufactured by AGC Si-Tech Co., Ltd.; oil absorption amount: 1.65 mL / g), and silica microbeads LB-1500 (manufactured by JGC Catalysts & Chemicals Ltd.; oil absorption amount: 2.30 mL / g) can be used.

[0011] Component (A) can be used alone or in combination of two or more kinds. From the viewpoints of improving elongation during coating, reducing sagging during coating, and improving storage stability, the content is 4% by mass or more in the total composition, preferably 7% by mass or more, more preferably 10% by mass or more, still more preferably 11.5% by mass or more, 35% by mass or less, preferably 33% by mass or less, more preferably 30% by mass or less, and still more preferably 17% by mass or less. Further, the content of component (A) is 4 to 35% by mass in the total composition, preferably 7 to 33% by mass, more preferably 10 to 30% by mass, and still more preferably 11.5 to 17% by mass.

[0012] The skin cosmetic of the present invention can further contain powders other than component (A). The powders other than component (A) are powders having an oil absorption amount of less than 1 mL / g and do not include the powders of component (A). As the powder other than the component (A), those used in ordinary cosmetics can be mentioned. For example, inorganic pigments such as talc, mica, sericite, kaolin, bentonite, alumina, porous silica, barium sulfate, cobalt blue, ultramarine, dark blue, manganese violet, titanium-coated mica, bismuth oxychloride, yellow iron oxide, red iron oxide, black iron oxide, magnesium oxide, zinc oxide, titanium oxide, zirconium oxide, aluminum powder, etc.; organic pigments such as acrylic resin, polyester resin, fluororesin, polyethylene resin, polypropylene resin, Red No. 202, Red No. 204, Red No. 226, Yellow No. 401, Blue No. 404, etc.; biopolymers such as keratin powder, collagen powder, silk powder, cellulose powder, chitosan powder, etc. Among these, from the viewpoint of improving storage stability, it is preferable to contain one or more selected from talc, mica, porous silica, barium sulfate, and zinc oxide, more preferably to contain one or more selected from porous silica, barium sulfate, and zinc oxide, and even more preferably to contain one or more selected from porous silica and barium sulfate. These powders can be used in combination of one or more kinds.

[0013] In the present invention, from the viewpoints of improving the elongation during application, reducing the sagging during application, improving the storage stability, and improving the smooth feeling of the skin after application, the total powder amount containing the component (A) is 18% by mass or more in the whole composition, preferably 20% by mass or more, more preferably 22% by mass or more, even more preferably 24% by mass or more, and 45% by mass or less, preferably 40% by mass or less, more preferably 38% by mass or less, even more preferably 35% by mass or less. Further, the total powder amount containing the component (A) is 18 to 45% by mass in the whole composition, preferably 20 to 40% by mass, more preferably 22 to 38% by mass, even more preferably 24 to 35% by mass. In addition, from the viewpoint of improving storage stability, the content of component (A) in the total powder is preferably 10% by mass or more, more preferably 15% by mass or more, still more preferably 20% by mass or more, even more preferably 26% by mass or more, and preferably 100% by mass or less. Further, the content of component (A) in the total powder is preferably 10 to 100% by mass, more preferably 15 to 100% by mass, still more preferably 20 to 100% by mass, even more preferably 26 to 100% by mass.

[0014] In the present invention, from the viewpoints of enabling stable production without causing water separation and improving storage stability, the oil absorption amount of the total powder in 100 g of the skin cosmetic (the sum of the oil absorption amounts (mL / g) of each powder × the blending ratio (%)) is preferably 30 mL or more, more preferably 35 mL or more, still more preferably 37 mL or more, even more preferably 38 mL or more, even more preferably 38.5 mL or more, and even more preferably 47.5 mL or more, and preferably 130 mL or less, more preferably 100 mL or less, still more preferably 69 mL or less, even more preferably 68 mL or less, even more preferably 65 mL or less, and even more preferably 62 mL or less. Further, in the present invention, the oil absorption amount of the total powder in 100 g of the skin cosmetic (the sum of the oil absorption amounts (mL / g) of each powder × the blending ratio (%)) is preferably 30 to 130 mL, more preferably 35 to 100 mL, still more preferably 37 to 69 mL, even more preferably 38 to 68 mL, even more preferably 38.5 to 65 mL, and even more preferably 47.5 to 62 mL.

[0015] Examples of the crosslinked organopolysiloxane of component (B) include crosslinked dimethylpolysiloxane, crosslinked alkylpolysiloxane, etc. The crosslinked dimethylpolysiloxane is a polymer having a crosslinked structure in which the siloxane skeleton is three-dimensionally crosslinked, and the crosslinked alkylpolysiloxane further has an alkyl group having 6 to 20 carbon atoms. Further, the crosslinked organopolysiloxane of component (B) does not contain a polyoxyalkylene group in its structure.

[0016] Examples of the crosslinked dimethylpolysiloxane include (dimethylsilicone / vinyl dimethylsilicone) copolymer, (dimethylsilicone / phenyl vinyl dimethylsilicone) copolymer, etc. From the viewpoint of improving storage stability, it preferably contains one or more selected from (dimethylsilicone / vinyl dimethylsilicone) copolymer and (dimethylsilicone / phenyl vinyl dimethylsilicone) copolymer, and more preferably contains (dimethylsilicone / vinyl dimethylsilicone) copolymer.

[0017] Examples of the (dimethylsilicone / vinyl dimethylsilicone) copolymer include commercially available products such as KSG-15 which is a mixture with decamethylcyclopentasiloxane, and KSG-16 which is a mixture with low-viscosity dimethylpolysiloxane (both are manufactured by Shin-Etsu Chemical Co., Ltd.). Examples of the (dimethylsilicone / phenyl vinyl dimethylsilicone) copolymer include commercially available products such as KSG-18 which is a mixture with methylphenylpolysiloxane (manufactured by Shin-Etsu Chemical Co., Ltd.).

[0018] Examples of the crosslinked alkylpolysiloxane include (vinyl dimethylsilicone / lauryl dimethylsilicone) copolymer, etc. Examples of the (vinyl dimethylsilicone / lauryl dimethylsilicone) copolymer include commercially available products such as KSG-41 which is a mixture with liquid paraffin, KSG-42 which is a mixture with light isoparaffin, KSG-43 which is a mixture with glyceryl tri-2-ethylhexanoate, and KSG-44 which is a mixture with squalane (all are manufactured by Shin-Etsu Chemical Co., Ltd.).

[0019] Component (B) preferably contains crosslinked dimethylpolysiloxane from the viewpoint of improving storage stability, more preferably contains one or two or more selected from (dimethylsilicone / vinyl dimethylsilicone) copolymer and (dimethylsilicone / phenyl vinyl dimethylsilicone) copolymer, and even more preferably contains (dimethylsilicone / vinyl dimethylsilicone) copolymer.

[0020] Component (B) can be used alone or in combination of two or more. From the viewpoint of improving storage stability and the smooth feeling of the skin after application, the content is preferably 1% by mass or more, more preferably 3% by mass or more, still more preferably 3.3% by mass or more, even more preferably 3.5% by mass or more, preferably 15% by mass or less, more preferably 10% by mass or less, still more preferably 8.4% by mass or less, and even more preferably 8% by mass or less in the whole composition. Further, the content of component (B) is preferably from 1 to 15% by mass, more preferably from 3 to 10% by mass, still more preferably from 3.3 to 8.4% by mass, and even more preferably from 3.5 to 8% by mass in the whole composition.

[0021] Component (C) is an oily component that is liquid at 25°C. "Liquid" means that the viscosity at 25°C is 10,000 mPa·s or less. The viscosity is measured with a B-type viscometer (VISCOMETER TVB-10, manufactured by Toki Sangyo Co., Ltd.), rotor No. 4, 12 rpm, for 1 minute. Examples of the oily component of component (C) include hydrocarbon oils, ester oils, ether oils, higher alcohols, silicone oils, higher fatty acids, and the like.

[0022] More specifically, examples of the hydrocarbon oil include squalane, liquid paraffin, liquid isoparaffin, light liquid isoparaffin, heavy liquid isoparaffin, and the like. The hydrocarbon oil preferably contains one or more selected from squalane, liquid paraffin, and liquid isoparaffin, more preferably contains one or more selected from squalane, liquid paraffin, and liquid isoparaffin, still more preferably contains one or more selected from squalane and liquid isoparaffin, and even more preferably contains liquid isoparaffin. Liquid isoparaffin is also referred to as hydrogenated polyisobutene.

[0023] Examples of the ester oil include monoester oil, diester oil, triester oil, and tetraester oil. Examples of the monoester oil include monoesters of aliphatic or aromatic monocarboxylic acids or dicarboxylic acids having 2 to 24 carbon atoms. Specific examples include cetyl 2-ethylhexanoate, cetyl octanoate, isononyl isononanoate, isotridecyl isononanoate, hexyl laurate, isopropyl myristate, octyldodecyl myristate, myristyl myristate, 2-hexyldecyl myristate, isopropyl palmitate, octyl palmitate, isocetyl stearate, isocetyl isostearate, octyl methoxycinnamate, alkyl benzoate (C12 - C15), and the like. The monoester oil preferably contains one or more selected from isononyl isononanoate, isotridecyl isononanoate, and octyldodecyl myristate, more preferably contains one or more selected from isononyl isononanoate and isotridecyl isononanoate, and even more preferably contains isononyl isononanoate.

[0024] Examples of the diester oil include diesters of dicarboxylic acids having 3 to 18 carbon atoms, di-fatty acid esters of polyhydric alcohols, and the like. Specific examples include propylene glycol dicaprylate, neopentyl glycol dicaprylate, di-2-ethylhexyl succinate, diisopropyl sebacate, diisostearyl malate, and the like. The diester oil preferably contains one or more selected from propylene glycol dicaprylate and neopentyl glycol dicaprylate, and more preferably contains neopentyl glycol dicaprylate.

[0025] Examples of the triester oil include tri-fatty acid esters of polyhydric alcohols having 3 or more valences. Specifically, they include glyceryl tri(caprylate / caprate), glyceryl trioleate, glyceryl tri-2-ethylhexanoate, and further, vegetable oils such as olive oil, macadamia nut oil, meadowfoam oil, castor oil, safflower oil, sunflower oil, avocado oil, canola oil, sesame oil, rice germ oil, rice bran oil, and the like. As the triester oil, it is preferably composed of one or more selected from glyceryl tri(caprylate / caprate), glyceryl tri(2-ethylhexanoate), and vegetable oils. More preferably, it contains one or more selected from glyceryl tri(caprylate / caprate) and olive oil. Even more preferably, it contains glyceryl tri(caprylate / caprate).

[0026] As the tetraester oil, there are tetra-fatty acid esters of polyhydric alcohols with four or more valences. Specifically, examples include pentaerythritol tetra(behenate / benzoate / ethylhexanoate), pentaerythritol tetraoctanoate, and pentaerythritol tetra(2-ethylhexanoate).

[0027] As the ester oil, from the viewpoints of improving storage stability and the moist feeling of the skin after application, it is preferably composed of one or more selected from monoester oils, diester oils, and triester oils. More preferably, it contains one or more selected from monoester oils and diester oils. Even more preferably, it contains a diester oil.

[0028] As the ether oil, there is dialkyl ether. Specifically, examples include dihexyl ether, dicaprylyl ether, cetyl-1,3-dimethylbutyl ether, etc. Preferably, it contains cetyl-1,3-dimethylbutyl ether.

[0029] Examples of the higher alcohol include isocetyl alcohol, isostearyl alcohol, 2-octyldodecanol, oleyl alcohol, etc.

[0030] Examples of silicone oils include volatile and non-volatile linear dimethylpolysiloxanes such as dimethylpolysiloxane (1 cs), dimethylpolysiloxane (1.5 cs), dimethylpolysiloxane (2 cs), dimethylpolysiloxane (6 cs); branched siloxanes such as methyltrimethicone, tris(trimethylsilyl)methylsilane, tetrakis(trimethylsilyl)silane; cyclic dimethylsiloxanes such as octamethylcyclotetrasiloxane, decamethylcyclopentasiloxane, dodecamethylcyclohexasiloxane; and methylphenylpolysiloxanes such as diphenylsiloxyphenyltrimethicone. The silicone oil as component (C) preferably contains one or more selected from linear dimethylpolysiloxanes and branched siloxanes, more preferably contains linear dimethylpolysiloxanes, even more preferably contains one or more selected from dimethylpolysiloxane (2 cs) and dimethylpolysiloxane (6 cs), and still more preferably contains dimethylpolysiloxane (6 cs). Note that the silicone oil of component (C) does not contain the crosslinked organopolysiloxane of component (B), the crosslinked dimethylpolysiloxane modified with a polyoxyalkylene group of component (F) described later, and the crosslinked alkylpolysiloxane modified with a polyoxyalkylene group.

[0031] Examples of higher fatty acids include oleic acid, isostearic acid, undecylenic acid, etc.

[0032] As the oily component of component (C), from the viewpoints of improving the moist feeling of the skin after application and improving the storage stability, it preferably contains one or more selected from hydrocarbon oils, ester oils, ether oils, and silicone oils, and more preferably contains hydrocarbon oils and silicone oils.

[0033] Component (C) may be used alone or in combination of two or more, and the content is preferably 30% by mass or more in the total composition, more preferably 33% by mass or more, even more preferably 35% by mass or more, even more preferably 37.6% by mass or more, even more preferably 45% by mass or more, preferably 60% by mass or less, more preferably 56.6% by mass or less, even more preferably 55% by mass or less, even more preferably 53% by mass or less, and even more preferably 52% by mass or less. The content of component (C) is preferably 30 to 60% by mass in the total composition, more preferably 33 to 56.6% by mass, even more preferably 35 to 55% by mass, even more preferably 37.6 to 53% by mass, and even more preferably 45 to 52% by mass.

[0034] In the present invention, the mass ratio of component (C) to the total powder amount [(C) / total powder amount] is From the viewpoint of improving the shelf stability and improving the smooth feeling on the skin after application, It is preferably 0.5 or more, more preferably 0.7 or more, even more preferably 0.8 or more, even more preferably 0.9 or more, even more preferably 1 or more, preferably 3.5 or less, more preferably 3 or less, even more preferably 2.7 or less, even more preferably 2.6 or less, even more preferably 2.5 or less, and even more preferably 2.3 or less. The mass ratio of component (C) to the total powder amount [(C) / total powder amount] is preferably 0.1 to 3.5, more preferably 0.5 to 3, even more preferably 0.7 to 2.7, even more preferably 0.8 to 2.6, even more preferably 0.9 to 2.5, and even more preferably 1 to 2.3.

[0035] The polyol of component (D) is a compound having two or more hydroxyl groups in the molecule, and may be any of those commonly used in cosmetics. Examples of the divalent alcohol include polyethylene glycol, propylene glycol, dipropylene glycol, tripropylene glycol, polypropylene glycol, 1,3-butylene glycol, 1,3-propanediol, pentanediol and the like. Examples of the trivalent alcohol include glycerin, trimethylolpropane and the like. Examples of the tetravalent alcohol include diglycerin, erythritol and the like. Examples of the polyhydric alcohol having a valency of 5 or more include polyglycerins such as triglycerin; saccharides and sugar alcohols such as glucose, maltose, maltitol, sucrose, xylitol, sorbitol, maltitol, polyoxyethylene methyl glucoside, polyoxyethylene ethyl glucoside, polyoxyethylene propylene glucoside and the like. Among these, from the viewpoint of improving the moist feeling of the skin after application, it is preferably contains one or more selected from divalent alcohols and trivalent alcohols, more preferably contains one or two or more selected from polyethylene glycol, propylene glycol, dipropylene glycol, 1,3-butylene glycol, glycerin, and still more preferably contains one or more selected from 1,3-butylene glycol and glycerin.

[0036] Component (D) can be used alone or in combination of two or more. From the viewpoints of improving the moist feeling of the skin after application, improving the smooth feeling of the skin after application, and improving the storage stability, the content is preferably 3% by mass or more, more preferably 5% by mass or more, still more preferably 6% by mass or more, even more preferably 7% by mass or more, even more preferably 8% by mass or more, and even more preferably 9% by mass or more in the whole composition, and preferably 30% by mass or less, more preferably 25% by mass or less, still more preferably 23% by mass or less, even more preferably 20% by mass or less, even more preferably 16% by mass or less, and even more preferably 13% by mass or less. Also, the content of component (D) is preferably 3 to 30% by mass, more preferably 5 to 25% by mass, still more preferably 6 to 23% by mass, even more preferably 7 to 20% by mass, even more preferably 8 to 16% by mass, and even more preferably 9 to 13% by mass in the whole composition.

[0037] The skin cosmetic of the present invention can further contain (E) water. From the viewpoints of improving the elongation during application, reducing the sag during application, and improving the storage stability, the water content of component (E) is preferably 1% by mass or more, more preferably 1.5% by mass or more, still more preferably 2% by mass or more, and preferably 15% by mass or less, more preferably 13% by mass or less, still more preferably 12% by mass or less in the whole composition. Also, the water content of component (E) is preferably 1 to 15% by mass, more preferably 1.5 to 13% by mass, still more preferably 2 to 12% by mass in the whole composition.

[0038] The skin cosmetic of the present invention can further contain (F) a nonionic surfactant, and the stability can be improved. Examples of the nonionic surfactant of component (F) include crosslinked dimethylpolysiloxane modified with a polyoxyalkylene group, crosslinked alkylpolysiloxane modified with a polyoxyalkylene group, polyoxyethylene hydrogenated castor oil, sorbitan fatty acid ester, polyoxyethylene alkyl ether, polyoxyethylene fatty acid ester, polyoxyethylene alkanol ether, polyglycerin fatty acid ester, glycerin fatty acid ester, sucrose fatty acid ester, alkyl glyceryl ether, and the like.

[0039] Examples of the crosslinked dimethylpolysiloxane modified with a polyoxyalkylene group include (dimethicone / (PEG-10 / 15)) copolymer and the like. As the (dimethicone / (PEG-10 / 15)) copolymer, commercially available products such as KSG-210, which is a mixture with low-viscosity dimethylpolysiloxane, and KSG-240, which is a mixture with decamethylcyclopentasiloxane (both manufactured by Shin-Etsu Chemical Co., Ltd.), can be used.

[0040] Examples of the crosslinked alkylpolysiloxane modified with a polyoxyalkylene group include (PEG-15 / lauryldimethicone) copolymer, (PEG-10 / lauryldimethicone) copolymer, and the like. As the (PEG-15 / lauryldimethicone) copolymer, commercially available products such as KSG-310, which is a mixture with liquid paraffin, KSG-320, which is a mixture with light isoparaffin, and KSG-330, which is a mixture with glyceryl tri-2-ethylhexanoate (all manufactured by Shin-Etsu Chemical Co., Ltd.), can be used. As a mixture of (PEG-15 / lauryldimethicone) copolymer and (PEG-10 / lauryldimethicone) copolymer, commercially available products such as KSG-340 (manufactured by Shin-Etsu Chemical Co., Ltd.), which is a mixture with squalane, can be used.

[0041] As the polyoxyethylene hydrogenated castor oil, the average number of added moles of the polyoxyethylene chain constituting the polyoxyethylene hydrogenated castor oil is preferably 2 to 20, more preferably 3 to 15, still more preferably 4 to 10, even more preferably 4 to 8, and most preferably 5, from the viewpoint of improving storage stability. Further, as the polyoxyethylene hydrogenated castor oil, from the viewpoint of improving storage stability, it preferably contains one or more selected from PEG-5 hydrogenated castor oil, PEG-10 hydrogenated castor oil, and PEG-20 hydrogenated castor oil, more preferably contains one or more selected from PEG-5 hydrogenated castor oil and PEG-10 hydrogenated castor oil, and still more preferably contains PEG-5 hydrogenated castor oil. As the PEG-5 hydrogenated castor oil, commercially available products such as Emalex HC-5K (manufactured by Nippon Emulsion Co., Ltd.) can be used.

[0042] As for the polyglycerol fatty acid ester, as the fatty acid residue constituting the polyglycerol fatty acid ester, from the viewpoint of improving storage stability, the number of carbon atoms is preferably 14 to 22, more preferably 16 to 18, and still more preferably 18. Further, the average number of added moles of glycerol constituting the polyglycerol fatty acid ester is preferably 2 to 10, more preferably 2 to 6, still more preferably 2 to 4, and even more preferably 2, from the viewpoint of improving storage stability. As the polyglycerol fatty acid ester, from the viewpoint of improving storage stability, it preferably contains polyglyceryl-2 diisostearate. As the polyglyceryl-2 diisostearate, commercially available products such as Cosmoll 42V (manufactured by Nisshin Oillio Group Ltd.) can be used.

[0043] As the alkyl glyceryl ether, from the viewpoint of improving storage stability, the alkyl chain constituting the alkyl glyceryl ether preferably has 8 to 18 carbon atoms, more preferably 12 to 18 carbon atoms, still more preferably 16 to 18 carbon atoms, and even more preferably 18 carbon atoms. Further, as the alkyl glyceryl ether, it preferably contains one or more selected from 2-ethylhexyl glyceryl ether, batyl alcohol, and isostearyl glyceryl ether, and more preferably contains isostearyl glyceryl ether. As the isostearyl glyceryl ether, commercially available products such as GE-IS(U) (manufactured by Kao Corporation) can be used.

[0044] Among these, from the viewpoint of improving storage stability, it preferably contains one or more selected from crosslinked dimethylpolysiloxane modified with a polyoxyalkylene group, polyoxyethylene hydrogenated castor oil, polyglycerol fatty acid ester, and alkyl glyceryl ether, more preferably contains one or more selected from crosslinked dimethylpolysiloxane modified with a polyoxyalkylene group, polyoxyethylene hydrogenated castor oil, and polyglycerol fatty acid ester, still more preferably contains crosslinked dimethylpolysiloxane modified with a polyoxyalkylene group, and even more preferably contains (dimethicone / (PEG-10 / 15)) copolymer.

[0045] Component (F) can be used in combination of one or more, and the content is preferably 0.1% by mass or more, more preferably 0.2% by mass or more, still more preferably 0.48% by mass or more, even more preferably 0.5% by mass or more, and particularly preferably 0.7% by mass or more in the total composition from the viewpoint of improving storage stability, and preferably 5% by mass or less, more preferably 4% by mass or less, still more preferably 3.5% by mass or less, even more preferably 3% by mass or less, and particularly preferably 2.4% by mass or less. Further, the content of component (F) is preferably 0.1 to 5% by mass, more preferably 0.2 to 4% by mass, still more preferably 0.48 to 3.5% by mass, even more preferably 0.5 to 3% by mass, and particularly preferably 0.7 to 2.4% by mass in the total composition.

[0046] The skin cosmetic of the present invention can further contain (G) dextrin fatty acid ester, which can improve storage stability and elongation during application. The dextrin fatty acid ester of component (G) is not limited as long as it is used in ordinary cosmetics, and esters of fatty acids having 8 to 24 carbon atoms and dextrin are preferred. Further, the average degree of polymerization of dextrin is preferably 3 to 150. Specific examples include dextrin palmitate, dextrin stearate, dextrin palmitate·stearate, dextrin oleate, dextrin isopalmitate, dextrin isostearate, dextrin myristate, dextrin palmitate·2-ethylhexanoate, and the like. Among these, from the viewpoints of improving storage stability and elongation during application, it is preferably included one or more selected from dextrin palmitate, dextrin myristate, and dextrin palmitate·2-ethylhexanoate, and more preferably includes dextrin palmitate.

[0047] Component (G) can be used in combination of one or more kinds, and the content is preferably 0.1% by mass or more in the total composition, more preferably 0.2% by mass or more, further preferably 0.5% by mass or more, still more preferably 0.8% by mass or more, preferably 5% by mass or less, more preferably 4% by mass or less, further preferably 3% by mass or less, and still more preferably 2% by mass or less, from the viewpoints of improving storage stability and elongation during application. Also, the content of component (G) is preferably 0.1 to 5% by mass in the total composition, more preferably 0.2 to 4% by mass, further preferably 0.5 to 3% by mass, and still more preferably 0.8 to 2% by mass.

[0048] The skin cosmetic of the present invention can further contain an oily agent that is solid or semi-solid at 25°C, which can improve the moist feeling of the skin after application. Here, being solid or semi-solid at 25°C means that the viscosity at 25°C is greater than 10,000 mPa·s. The viscosity is measured in the same manner as for component (C). Examples of the oil agent that is solid or semi-solid at 25°C include natural ceramides such as ceramide NG, ceramides such as N-(hexadecyloxyhydroxypropyl)-N-hydroxyethylhexadecanamide, sphingolipids such as sphingosines (including natural and synthetic ones); sterols such as cholesterol and phytosterol; fatty acids having 16 or more and 22 or less carbon atoms; alcohols having 16 or more and 22 or less carbon atoms; hydrocarbon oils such as petrolatum, and the like. N-(hexadecyloxyhydroxypropyl)-N-hydroxyethylhexadecanamide is a pseudo-ceramide, a ceramide functional component, which can supplement the function of ceramide and improve the skin condition (such as water content). The INCI name of N-(hexadecyloxyhydroxypropyl)-N-hydroxyethylhexadecanamide is Cetyl-PG Hydroxyethyl Palmitamide.

[0049] From the viewpoint of improving the moist feeling of the skin after application, the oil agent that is solid or semi-solid at 25°C preferably contains sphingolipids, more preferably contains ceramides, and even more preferably contains one or more selected from ceramide NG and N-(hexadecyloxyhydroxypropyl)-N-hydroxyethylhexadecanamide.

[0050] One kind or two or more kinds of the oil agent that is solid or semi-solid at 25°C can be used. From the viewpoint of improving the moist feeling of the skin after application, the content is preferably 0.01% by mass or more, more preferably 0.05% by mass or more, even more preferably 0.1% by mass or more, preferably 10% by mass or less, more preferably 5% by mass or less, and even more preferably 2% by mass or less in the total composition. Also, the content of the oil agent that is solid or semi-solid at 25°C is preferably 0.01 to 10% by mass, more preferably 0.05 to 5% by mass, and even more preferably 0.1 to 2% by mass in the total composition.

[0051] In addition to the above components, the skin cosmetic of the present invention may contain components commonly used in cosmetics, such as surfactants other than component (F), polymer compounds, antioxidants, fragrances, preservatives, pH adjusters, sequestering agents, blood circulation promoters, cooling agents, antiperspirants, bactericides, skin activators, humectants other than component (D), refreshing agents, etc.

[0052] The skin cosmetic of the present invention can be manufactured according to a conventional method. For example, an oil-phase component containing components (B) and (C) and an aqueous-phase component containing component (D) are uniformly mixed, and then a powder component containing component (A) is added and stirred to obtain a skin cosmetic.

[0053] From the viewpoints of improving storage stability, improving elongation during application, and reducing sagging on the skin after application, the viscosity at 25°C is preferably 100 Pa·s or more, more preferably 200 Pa·s or more, further preferably 350 Pa·s or more, even more preferably 370 Pa·s or more, still more preferably 390 Pa·s or more, and preferably 4000 Pa·s or less, more preferably 3000 Pa·s or less, further preferably 2500 Pa·s or less, even more preferably 2000 Pa·s or less, still more preferably 1800 Pa·s or less. Also, the viscosity at 25°C is preferably 100 to 4000 Pa·s, more preferably 200 to 3000 Pa·s, further preferably 350 to 2500 Pa·s, even more preferably 370 to 2000 Pa·s, still more preferably 390 to 1800 Pa·s. In the present invention, the viscosity is measured at 25°C using a B-type viscometer with an elevator. When the viscosity is less than 2000 Pa·s, rotor T-E is used, and when the viscosity is 2000 Pa·s or more, rotor T-F is used at a rotational speed of 5 rpm.

[0054] The skin cosmetic of the present invention is preferably an oil-in-water type emulsified cosmetic. Also, it can be applied as a skin cosmetic such as skin care cosmetics like emulsions, essences, creams, etc.

[0055] Regarding the above-described embodiments, the present invention further discloses the following embodiments.

[0056] <1>The following components (A), (B), (C), and (D): (A) 4 to 35% by mass of oil-absorbing powder, (B) Crosslinked organopolysiloxane, (C) An oily component that is liquid at 25°C, (D) Polyol A skin cosmetic containing them, wherein the total amount of powder containing component (A) is 18 to 45% by mass.

[0057] <2>The skin cosmetic according to <1>, wherein the oil absorption amount of component (A) is preferably 1 to 4.5 mL / g, more preferably 1.3 to 4.3 mL / g, and even more preferably 1.5 to 4 mL / g. <3>The skin cosmetic according to <1> or <2>, wherein component (A) preferably contains an inorganic powder, more preferably contains a spherical porous inorganic powder, and even more preferably contains spherical porous silica. <4>The skin cosmetic according to any one of <1> to <3>, wherein the content of component (A) is preferably 7 to 33% by mass, more preferably 10 to 30% by mass, and even more preferably 11.5 to 17% by mass or less. <5>The skin cosmetic according to any one of <1> to <4>, further containing a powder other than component (A) (powder having an oil absorption amount of less than 1 mL / g). <6>The skin cosmetic according to any one of <1> to <5>, wherein the total amount of powder containing component (A) is preferably 20 to 40% by mass, more preferably 22 to 38% by mass, and even more preferably 24 to 35% by mass. <7>The skin cosmetic according to any one of <1> to <6>, wherein the content of component (A) in the total powder is preferably 10 to 100% by mass, more preferably 15 to 100% by mass, even more preferably 20 to 100% by mass, and still more preferably 26 to 100% by mass. <8>Component (B) is preferably one or more selected from crosslinked dimethylpolysiloxane and crosslinked alkylpolysiloxane, more preferably contains crosslinked dimethylpolysiloxane, and more preferably contains one or two or more selected from (dimethylsilicone / vinyl dimethylsilicone) copolymer and (dimethylsilicone / phenyl vinyl dimethylsilicone) copolymer, and even more preferably contains (dimethylsilicone / vinyl dimethylsilicone) copolymer. The skin cosmetic according to any one of <1> to <7>. <9>The content of component (B) is preferably 1 to 15% by mass, more preferably 3 to 10% by mass, even more preferably 3.3 to 8.4% by mass, and even more preferably 3.5 to 8% by mass. The skin cosmetic according to any one of <1> to <8>. <10>Component (C) is one or more selected from hydrocarbon oils, ester oils, ether oils, higher alcohols, silicone oils and higher fatty acids, preferably contains one or more selected from hydrocarbon oils, ester oils, ether oils and silicone oils, and more preferably contains one or more selected from hydrocarbon oils and silicone oils. The skin cosmetic according to any one of <1> to <9>. <11>The content of component (C) is preferably 30 to 60% by mass, more preferably 33 to 56.6% by mass, even more preferably 35 to 55% by mass, even more preferably 37.6 to 53% by mass, and even more preferably 45 to 52% by mass. The skin cosmetic according to any one of <1> to <10>. <12>The mass ratio of component (C) to the total powder amount [(C) / total powder amount] is 0.1 to 3.5 It is preferably, more preferably 0.5 to 3, even more preferably 0.7 to 2.7, even more preferably 0.8 to 2.6, even more preferably 0.9 to 2.5, and even more preferably 1 to 2.3. The skin cosmetic according to any one of <1> to <11>. <13>Component (D) preferably contains one or more selected from dihydric alcohols and trihydric alcohols, more preferably contains one or two or more selected from polyethylene glycol, propylene glycol, dipropylene glycol, 1,3-butylene glycol, and glycerin, and even more preferably contains one or more selected from 1,3-butylene glycol and glycerin. The skin cosmetic according to any one of <1> to <12>. <14>The content of component (D) is preferably 3 to 30% by mass, more preferably 5 to 25% by mass, even more preferably 6 to 23% by mass, even more preferably 7 to 20% by mass, even more preferably 8 to 16% by mass, and even more preferably 9 to 13% by mass. The skin cosmetic according to any one of <1> to <13>. <15>Furthermore, it contains (E) water, and the content thereof is preferably 1 to 15% by mass, more preferably 1.5 to 13% by mass, and even more preferably 2 to 12% by mass. The skin cosmetic according to any one of <1> to <14>. <16>Furthermore, it contains (F) a nonionic surfactant, and the content thereof is preferably 0.1 to 5% by mass, more preferably 0.2 to 4% by mass, even more preferably 0.48 to 3.5% by mass, even more preferably 0.5 to 3% by mass, and even more preferably 0.7 to 2.4% by mass. The skin cosmetic according to any one of <1> to <15>. <17>Preferably, the nonionic surfactant is at least one selected from crosslinked dimethylpolysiloxane modified with a polyoxyalkylene group, crosslinked alkylpolysiloxane modified with a polyoxyalkylene group, polyoxyethylene hydrogenated castor oil, sorbitan fatty acid ester, polyoxyethylene alkyl ether, polyoxyethylene fatty acid ester, polyoxyethylene alkanol ether, polyglycerin fatty acid ester, glycerin fatty acid ester, sucrose fatty acid ester, and alkyl glyceryl ether; preferably contains at least one selected from crosslinked dimethylpolysiloxane modified with a polyoxyalkylene group, polyoxyethylene hydrogenated castor oil, polyglycerin fatty acid ester, and alkyl glyceryl ether; more preferably contains at least one selected from crosslinked dimethylpolysiloxane modified with a polyoxyalkylene group, polyoxyethylene hydrogenated castor oil, and polyglycerin fatty acid ester; even more preferably contains crosslinked dimethylpolysiloxane modified with a polyoxyalkylene group; and even more preferably contains (dimethicone / (PEG-10 / 15)) crosspolymer, the skin cosmetic according to <16>. <18>The skin cosmetic according to any one of <1> to <17> may further contain dextrin fatty acid ester. <19>Preferably, the viscosity at 25°C is 100 to 4000 Pa·s, more preferably 200 to 3000 Pa·s, even more preferably 350 to 2500 Pa·s, even more preferably 370 to 2000 Pa·s, and even more preferably 390 to 1800 Pa·s, the skin cosmetic according to any one of <1> to <18>.

[0058] <20>The following components (A), (B), (C), (D), and (F): (A) Oil-absorbing powder 4 to 35% by mass, (B) Crosslinked organopolysiloxane, (C) Oily component liquid at 25°C, (D) Polyol, (F) Nonionic surfactant A skin cosmetic containing the components and having the total powder amount containing component (A) being 18 to 45% by mass. <21>The following components (A), (B), (C), (D) and (F): (A) 4 to 35% by mass of oil-absorbing powder, (B) (Dimethicone / Vinyldimethicone) Crosspolymer, (C) An oily component that is liquid at 25°C, (D) Polyol, (F) (Dimethicone / (PEG-10 / 15)) Crosspolymer A skin cosmetic containing the above components, wherein the total amount of powder containing component (A) is 18 to 45% by mass.

Examples

[0059] Examples 1 to 14, Comparative Examples 1 to 4 Skin cosmetics having the compositions shown in Table 1 were manufactured, and their viscosities were measured, and their storage stability, elongation, non-sagging, moist feeling (not powdery feeling), and smooth feeling were evaluated. The results are shown together in Table 1.

[0060] (Manufacturing method) An oily component containing components (B) and (C) and an aqueous phase component containing component (D) were uniformly mixed. Thereafter, a powder component containing component (A) was added and stirred to obtain a skin cosmetic.

[0061] (Evaluation method) (1) Viscosity (Pa·s): On the day after manufacturing each skin cosmetic, at 25°C, using a B-type viscometer with an elevator, when the viscosity was less than 2000 Pa·s, rotor T-E was used, and when it was 2000 Pa·s or more, rotor T-F was used, and the measurement was performed at a rotational speed of 5 rpm.

[0062] (2) Storage stability: Each skin cosmetic was filled into a tube container (aluminum laminated tube, manufactured by Yoshino Kogyosho Co., Ltd., φ3 mm for the formulation discharge port) with 30 g, and stored in a constant temperature chamber at 40 °C and -5 °C for 1 month with the discharge port of the tube container facing down. After the storage, each skin cosmetic was taken out from the constant temperature chamber and left standing in a constant temperature chamber at 25 °C for 5 hours with the discharge port of the tube container facing down. Then, the skin cosmetic was discharged from the tube discharge port, and the appearance of the skin cosmetic was visually evaluated according to the following criteria. A: No change. B: Slight oil separation is observed to the extent that the surface of the skin cosmetic becomes wet. C: Slight oil separation is observed such that it does not drip from the tube. D: Obvious oil separation is observed such that it drips from the tube.

[0063] (3) Good elongation: Three professional panelists evaluated the elongation when applying each skin cosmetic to the skin (about 0.2 g on the back of the hand) according to the following five-level criteria. The results were shown as the total score of the three professional panelists. 5: The elongation is very good. 4: The elongation is good. 3: The elongation is slightly good. 2: The elongation is bad. 1: The elongation is quite bad.

[0064] (4) Non-sagging: Three professional panelists evaluated the non-sagging of each skin cosmetic after applying it to the skin (about 0.2 g on the back of the hand) according to the following five-level criteria. The results were shown as the total score of the three professional panelists. 5: There is no sagging at all. 4: There is almost no sagging. 3: There is a little sagging. 2: There is sagging. 1: There is quite a lot of sagging.

[0065] (5) Moist feeling (not powdery feeling): After applying approximately 0.2 g of each skin cosmetic to the skin (the back of the hand), three professional panelists evaluated the moist feeling (not powdery feeling) according to the following five - level criteria. The results were shown as the total scores of the three professional panelists. 5: The moist feeling is very good (not powdery at all). 4: The moist feeling is good (not powdery). 3: The moist feeling is somewhat good (somewhat not powdery). 2: The moist feeling is somewhat bad (powdery). 1: The moist feeling is bad (quite powdery).

[0066] (6) Smooth feeling: After applying approximately 0.2 g of each skin cosmetic to the skin (the back of the hand), three professional panelists evaluated the smooth feeling according to the following five - level criteria. The results were shown as the total scores of the three professional panelists. 5: The smooth feeling is very good. 4: The smooth feeling is good. 3: The smooth feeling is somewhat good. 2: The smooth feeling is somewhat bad. 1: The smooth feeling is bad.

[0067]

Table 1

[0068] *1: Porous silica (oil absorption: 3.1 mL / g); Sansphere H - 52 (manufactured by AGC Si - Tech Co., Ltd.), *2: Porous silica (oil absorption: 1.6 mL / g); Sansphere H - 51 (manufactured by AGC Si - Tech Co., Ltd.), *3: Porous silica (oil absorption: 3.9 mL / g); Sansphere H - 53 (manufactured by AGC Si - Tech Co., Ltd.), *4: Non - porous silica (oil absorption: 0.4 mL / g); Sansphere NP30 (manufactured by AGC Si - Tech Co., Ltd.), *5: Barium sulfate (oil absorption: 0.7 mL / g); Plate - shaped barium sulfate H (manufactured by Sakai Chemical Industry Co., Ltd.), *6: Mixture of (Dimethicone / Vinyldimethicone) Crosspolymer and Dimethicone; Silicone KSG-16 (mixture of 24% by mass of (Dimethicone / Vinyldimethicone) Crosspolymer and 76% by mass of Dimethicone (6CS)) (manufactured by Shin-Etsu Chemical Co., Ltd.), *7: Dimethicone; Silicone KF-96A-6CS (manufactured by Shin-Etsu Chemical Co., Ltd.), *8: Liquid Isoparaffin; Pearl Rim EX (manufactured by NOF Corporation), *9: Glycerin; Concentrated Glycerin for Cosmetics (manufactured by Kao Corporation), *10: 1,3-Butylene Glycol; 1,3-Butylene Glycol-P (manufactured by KH Neochem Co., Ltd.), *11: Mixture of (Dimethicone / (PEG-10 / 15)) Crosspolymer and Dimethicone; Silicone KSG-210 (mixture of 24% by mass of (Dimethicone / (PEG-10 / 15)) Crosspolymer and 76% by mass of Dimethicone (6CS)) (manufactured by Shin-Etsu Chemical Co., Ltd)

[0069] Examples 15 to 19 In the same manner as in Examples 1 to 14, skin cosmetics having the compositions shown in Table 2 were produced, the viscosity was measured, and the storage stability, elongation, non-sagging, moist feeling (not powdery feeling), and smooth feeling were evaluated. The results are shown together in Table 2.

[0070]

Table 2

[0071] *12: PEG-5 Hydrogenated Castor Oil; Emalex HC-5K (manufactured by Nippon Emulsion Co., Ltd.), *13: Polyglyceryl-2 Diisostearate; Cosmol 42V (manufactured by Nisshin Oillio Group, Ltd.), *14: Isostearyl Glyceryl; GE-IS(U) (manufactured by Kao Corporation), *15: Dextrin Palmitate; Leopearl KL2 (manufactured by Chiba Flour Milling Co., Ltd)

[0072] Formulation Examples 1 to 3 All of the skin cosmetics shown in Table 3 are free of oil separation, have excellent storage stability, have good elongation during application, have no sagging on the skin after application, have a moist feel during use, suppress stickiness after application, and provide a smooth feeling. Also, the viscosity at 25°C is 100 to 4000 Pa·s.

[0073]

Table 3

[0074] *16: Zinc oxide (oil absorption: 0.4 mL / g); MICRO ZINC OXIDE MZ-504R3M (manufactured by Teika Co., Ltd.), *17: Cetyl PG-hydroxyethyl palmitamide; Sphingolipid E (manufactured by Kao Corporation), *18: Ceramide NG; Ceramide TIC-001 (manufactured by Takasago Perfumery Co., Ltd.), *19: Squalane; NIKKOL Sugar Squalane (manufactured by Nippon Surfactant Industry Co., Ltd.), *20: Eucalyptus extract; Eucalyptus extract K (manufactured by Koei Kogyo Co., Ltd.)

[0075] Example 20, Comparative Examples 5 to 6 The skin cosmetics described in Table 4 were manufactured according to the above method, and the sebum absorption rate, unsaturated fatty acid absorption rate, and storage stability of the skin cosmetics were evaluated in the same manner as above. The sebum absorption rate and unsaturated fatty acid absorption rate were calculated from the relationship between the amount of sebum collected from the skin without applying the skin cosmetics (uncoated) and the amount of sebum collected from the skin after applying the skin cosmetics (coated). The results are shown together in Table 4. (Evaluation method for sebum absorption rate and unsaturated fatty acid absorption rate) (1) One professional panelist was acclimated for 15 minutes after washing the face, and 6 mg of the skin cosmetic was applied to an area of 1.7 cm × 1.7 cm on the forehead. (2) The subject spent 90 minutes quietly in an environmental variable chamber at 20°C and 40% RH. (3) After 90 minutes, one cigarette paper (manufactured by Rizla) was placed on the skin coated with the skin cosmetic, and sebum was collected by pressing it for 10 seconds. The same operation was also performed on the forehead skin without the skin cosmetic applied, and sebum was collected. (4) The sebum components attached to the cigarette paper were extracted with methanol and quantified by LC-MS. Column: Acclaim 120 (C18 3μm 120Å 2.1×50mm, Thermo Fisher Scientific) Column temperature: 45°C Mobile phase: A) 60% methanol containing 10 mM ammonium acetate B) Chloroform / methanol (1 / 1, v / v) containing 10 mM ammonium acetate 10%B (0~1min) → 10~60%B(1~1.1min) → 60%B(1.1~6min)→ 60~95%B(6~6.1min) → 95%B(6.1~11min)→ 95~10%B (11~11.1min) → 10%B (11.1~15min) (5) From the following formula, the sebum absorption rate of the skin cosmetic was evaluated. Sebum amount (uncoated): The amount of sebum collected from the skin without the skin cosmetic applied Sebum amount (coated): The amount of sebum collected from the skin coated with the skin cosmetic (Sebum absorption rate) = 100―(Sebum amount (coated)) / (Sebum amount (uncoated))×100 The "unsaturated fatty acid absorption rate" was calculated and evaluated from the above formula using only the amount of unsaturated fatty acids in the sebum amount collected by the above operation.

[0076]

Table 4

[0077] When the same evaluation as the evaluation of the above storage stability was performed, Example 20 was stable after storage at 40°C and -5°C for 1 month. On the other hand, Comparative Examples 5 and 6 were both unstable.

[0078] Examples 21 to 23 The skin cosmetics described in Table 5 were manufactured according to the above method, and the viscosity of the skin cosmetics was measured in the same manner as above. At the same time, the storage stability, elongation, non-tangling, moist feeling (not powdery feeling), and smooth feeling were evaluated according to the same methods and criteria as above. The results are shown together in Table 5.

[0079] [Table 5]

[0080] Examples 1 to 19 and 21 to 23, Comparative Examples 1 to 4 Regarding the skin cosmetics described in Tables 1, 2, and 5, the looseness of the forelock set in the following method was evaluated. The results are shown in Tables 6 to 9. (Evaluation method for the looseness of the set forelock) Three professional panelists applied about 0.2 g of each skin cosmetic to the forehead and evaluated the looseness of the set forelock after 3 hours according to the 5-level criteria shown below. The results were shown as the total score of the three professional panelists. 5: The forelock does not loosen. 4: The forelock hardly loosens. 3: The forelock is slightly difficult to loosen. 2: The forelock slightly loosens. 1: The forelock loosens.

[0081] [Table 6]

[0082] [Table 7]

[0083] [Table 8]

[0084] [Table 9]

Claims

1. The following components (A), (B), (C), (D), and (F): (A) Oil-absorbing powder 4-35% by mass, (B) a crosslinked organopolysiloxane, (C) an oily component that is liquid at 25°C; (D) a polyol, (F) Nonionic surfactant The total amount of powder including component (A) is 18 to 45 mass%, A skin cosmetic preparation, wherein component (F) comprises one or more selected from the group consisting of a crosslinked dimethylpolysiloxane modified with a polyoxyalkylene group, a crosslinked alkylpolysiloxane modified with a polyoxyalkylene group, polyoxyethylene hydrogenated castor oil, a polyglycerol fatty acid ester, and an alkyl glyceryl ether.

2. 2. The skin cosmetic according to claim 1, wherein the mass ratio of component (C) to the total powder amount [(C) / total powder amount] is 0.1 to 3.

5.

3. 3. The skin cosmetic according to claim 1, which has a viscosity at 25°C of 100 to 4000 Pa·s.

4. 3. The skin cosmetic according to claim 1, wherein the content of component (D) is 3 to 30% by mass.

5. 3. The skin cosmetic according to claim 1, wherein the content of component (B) is 1 to 15% by mass.

6. 3. The skin cosmetic according to claim 1, wherein the content of component (C) is 30 to 60% by mass.

7. 3. The skin cosmetic according to claim 1, further comprising (E) water, the water content being 1 to 15% by mass.

8. A skin cosmetic preparation according to claim 1 or 2, wherein component (A) contains spherical porous silica.

9. 3. The skin cosmetic according to claim 1, wherein the oil-absorbing powder of component (A) has an oil absorption capacity of 1 to 4.5 mL / g.