Mist cosmetics
The cosmetic mist with a specific copolymer and polymethoxyflavone improves mist dispersibility and prevents makeup smearing and powder floating, addressing issues in existing mist cosmetics and mask wear scenarios.
Patent Information
- Application Number
- JP2020130273
- Authority / Receiving Office
- JP · JP
- Patent Type
- Patents
- Current Assignee / Owner
- Filing Date
- 2020-07-31
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2040-07-31
AI Technical Summary
Mist cosmetics with added moisturizers and oils face nozzle clogging issues and poor mist dispersibility, leading to inadequate coverage, while makeup wearers experience smearing and powder floating when wearing masks.
A cosmetic mist containing a specific copolymer with 2-(meth)acryloyloxyethylphosphorylcholine and alkyl (meth)acrylate, along with polymethoxyflavone and water, enhances mist dispersibility and prevents makeup smearing and powder floating.
The cosmetic mist achieves good diffusivity, effectively prevents makeup smearing, and reduces powder floating, especially when used with powder foundations, even under conditions like wearing masks.
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Abstract
Description
[Technical field]
[0001] The present invention relates to a mist cosmetic preparation that can be sprayed in a mist form (mist) onto the skin. [Background technology]
[0002] Mist cosmetics can be ejected and applied in mist form without directly touching the skin, making them effective for finishing makeup, and moisturizers and oils have been added to improve moisturizing effects, etc. For example, Patent Document 1 discloses a mist cosmetic that contains quince seed extract, sodium carboxymethylcellulose, and a water-soluble thickener that is a cross-linked N,N-dimethylacrylamide-2-acrylamide-2-methylpropanesulfonate sodium copolymer. However, when moisturizers or oils are added to mist cosmetics, problems can arise, such as clogging of the nozzle, or even if the mist can be sprayed, it does not spread well and is unable to disperse over a wide area.
[0003] To address this problem, Patent Document 2 discloses a spray-type cosmetic product in which a microgel particle composition containing deacylated gellan gum and a crosslinking agent that crosslinks the deacylated gellan gum is filled into a container having a mechanism for spraying the composition in a mist form, and the diffusibility of this spray-type cosmetic product has been improved.
[0004] On the other hand, pollen, mainly cedar pollen, usually starts to fly from February to April, so people with hay fever tend to wear masks for long periods of time. Furthermore, depending on the outbreak of infectious diseases, people may wear masks more frequently as a preventative measure. When wearing a mask, the mask may become humid, friction may occur with the skin, and sebum secretion may be promoted, causing makeup to crease or foundation to come off. Even when going out, there are many opportunities to remove the mask for meals, etc., and many women worry about their foundation transferring to the mask or their makeup coming off.
[0005] Patent Document 3 discloses a makeup protection cosmetic that contains an acrylic resin, an alkanolamine, an alkylene glycol, ethanol, and water. This makeup protection cosmetic is expected to have a certain degree of makeup-preventing effect, but as long as a foundation is used, it cannot sufficiently prevent makeup from coming off when wearing a mask. On the other hand, if you use a powder foundation that has a low oil content and is less likely to come off, your makeup will be less likely to come off, but this time, you may encounter another problem in that the powder is more likely to come off. [Prior art documents] [Patent documents]
[0006] [Patent Document 1] JP 2014-237615 A [Patent Document 2] JP 2014-185118 A [Patent Document 3] JP 2019-172601 A Summary of the Invention [Problem to be solved by the invention]
[0007] To provide a mist cosmetic which has good mist diffusion properties, is effective in preventing makeup from coming off, and is less likely to cause powdery lifting even when a powder foundation is applied to the skin. [Means for solving the problem]
[0008] Means for Solving the Problems The present inventors conducted intensive research in light of the above problems and discovered that a mist cosmetic preparation that can solve the above problems can be obtained by incorporating a specific copolymer and a specific polymethoxyflavone in predetermined amounts, thereby completing the present invention.
[0009] That is, the present invention provides a polymer comprising (A) a structural unit based on 2-(meth)acryloyloxyethyl phosphorylcholine represented by the following formula (1) and a structural unit based on an alkyl (meth)acrylate represented by the following formula (2): 0.025~0.4 % by mass, (B) 0.0001 to 0.1% by mass of a polymethoxyflavone represented by the following formula (3), and (C) water.
[0010] [ka] (In the formula, R 1 represents a hydrogen atom or a methyl group.)
[0011] [ka] (In the formula, R 2 represents a hydrogen atom or a methyl group, and R 3 teeth Stearyl The group is shown.
[0012] [ka] (In the formula, R 4 and R 5 each independently represents a hydrogen atom or a methoxy group. Effect of the Invention
[0013] The mist cosmetic of the present invention has good mist diffusion when sprayed from a nozzle in a container. In addition, when the mist cosmetic of the present invention is used as a finishing touch to makeup such as foundation, it has an effect of preventing makeup from coming off. Furthermore, when the mist cosmetic of the present invention is used after applying powder foundation to the skin, it is difficult for the powder to come off. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS
[0014] Hereinafter, an embodiment of the present invention will be described. In this specification, "skin" refers to the skin on the face, and "skin" refers to the skin other than the face. In this specification, "(meth)acryloyl" means both "acryloyl" and "methacryloyl", and "(meth)acrylic acid" means both "acrylic acid" and "methacrylic acid". In addition, in this specification, a numerical range defined using the symbol "~" is intended to include both the upper and lower limits of the range. For example, "2~5" means 2 or more and 5 or less. Furthermore, when a concentration or amount is specified, any higher concentration or amount can be associated with any lower concentration or amount. For example, when "2 to 10% by mass" and "preferably 4 to 8% by mass" are described, the descriptions "2 to 4% by mass," "2 to 8% by mass," "4 to 10% by mass," and "8 to 10% by mass" are also included.
[0015] The mist cosmetic preparation of the present invention contains at least component (A), component (B) and component (C). Each component will be described below.
[0016] [Component (A)] Component (A) used in the present invention is a copolymer containing structural units represented by the following formulas (1) and (2) (hereinafter, this copolymer is also referred to as "copolymer A" in this specification).
[0017] [ka]
[0018] In formula (1), R 1 represents a hydrogen atom or a methyl group. The structural unit represented by formula (1) is a structural unit based on 2-(meth)acryloyloxyethyl phosphorylcholine.
[0019] [ka]
[0020] In formula (2), R2 represents a hydrogen atom or a methyl group, and R 3 represents an alkyl group having 4 to 19 carbon atoms. The structural unit represented by formula (2) is a structural unit based on alkyl (meth)acrylate.
[0021] The alkyl group (R 3 ) is a linear or branched alkyl group having 4 to 19 carbon atoms, such as butyl, pentyl, hexyl, octyl, 2-ethylhexyl, decyl, dodecyl, tetradecyl, hexadecyl, octadecyl, etc. Of these, linear alkyl groups such as butyl, dodecyl, and octadecyl are preferred, and an octadecyl (stearyl) group is more preferred. If the number of carbon atoms in the alkyl group is too small, the effects of the present invention may be reduced, whereas if the number of carbon atoms in the alkyl group is too large, dissolution in water or an aqueous solvent may become difficult.
[0022] The ratio of the content of each of the structural units in copolymer A containing the structural unit represented by formula (1) and the structural unit represented by formula (2) ([structural unit represented by formula (1)]:[structural unit represented by formula (2)]) (n1:n2) is preferably 10:1 to 1:5 in molar ratio, more preferably 5:1 to 1:4, and even more preferably 1:1 to 1:3. If the ratio (n2 / n1) (molar ratio) of the content of the structural unit represented by formula (2) to the content of the structural unit represented by formula (1) is too small, the moisturizing feeling may decrease. On the other hand, if the ratio is too large, the effect of preventing makeup from coming off may decrease.
[0023] The weight average molecular weight of copolymer A is usually 10,000 to 1,000,000, preferably 30,000 to 900,000, and more preferably 50,000 to 800,000. If the weight average molecular weight of copolymer A is too small, the moisturizing feeling may decrease, whereas if the weight average molecular weight of copolymer A is too large, handling may become difficult. The weight average molecular weight of copolymer A is measured by gel permeation chromatography (GPC) and is expressed as a molecular weight converted into polyethylene glycol.
[0024] The polymerization form of the copolymer A is not particularly limited, and may be a random copolymer or a block copolymer, with a random copolymer being preferred.
[0025] In addition, the copolymer A is usually a binary copolymer consisting of a structural unit represented by the above formula (1) and a structural unit represented by the above formula (2), but it may be a copolymer containing other structural units in addition to the structural units represented by formulas (1) and (2). The other structural units contained in the copolymer A can usually be appropriately selected from those that can be structural units of the copolymer within a range that does not affect the effects of the present invention. Examples of monomers corresponding to other structural units include (meth)acrylic acid esters having a lower alkyl group with 1 to 3 carbon atoms such as methyl (meth)acrylate and ethyl (meth)acrylate; (meth)acrylic acid esters having a cyclic alkyl group such as cyclohexyl (meth)acrylate; (meth)acrylic acid esters containing aromatic groups such as benzyl (meth)acrylate and phenoxyethyl (meth)acrylate; styrene-based monomers such as styrene, methylstyrene, and chloromethylstyrene; vinyl ether-based monomers such as methyl vinyl ether and butyl vinyl ether; and vinyl ester-based monomers such as vinyl acetate and vinyl propionate. These other structural units may be contained in one or more types, and the content thereof in copolymer A is preferably 40 mol % or less, more preferably 20 mol % or less, even more preferably 10 mol % or less, and particularly preferably 5 mol % or less, based on the total amount of the structural units represented by formulas (1) and (2).
[0026] Copolymer A can be produced by a known production method. For example, a monomer mixture containing 2-(meth)acryloyloxyethyl phosphorylcholine, alkyl (meth)acrylate, and, if necessary, monomers corresponding to the other structural units described above, can be polymerized in the presence of a radical polymerization initiator under an inert gas atmosphere such as nitrogen by a known method such as solution polymerization to produce copolymer A.
[0027] The content ratio of each monomer when producing copolymer A corresponds to the content ratio of each structural unit in copolymer A. The mist cosmetic preparation of the present invention may contain one type of copolymer A alone, or two or more types of copolymer A in combination.
[0028] The copolymer A may be one produced by the above-mentioned polymerization method, or a commercially available product may be used. Examples of commercially available products include "Lipidure (registered trademark)-B", "Lipidure (registered trademark)-PMB", and "Lipidure (registered trademark)-NR" (all manufactured by NOF Corporation).
[0029] The content of component (A) is 0.0001 to 0.5% by mass, preferably 0.025 to 0.4% by mass, and more preferably 0.1 to 0.3% by mass, based on the total amount of the mist cosmetic. If the content of component (A) is too low, the effect of preventing makeup from coming off may be insufficient. If the content of component (A) is too high, it may be difficult to obtain an effect commensurate with the content.
[0030] [Component (B)] The component (B) used in the present invention is a polymethoxyflavone represented by the following formula (3).
[0031] [ka]
[0032] In formula (3), R 4 and R 5each independently represents a hydrogen atom or a methoxy group. In a preferred embodiment, the mist cosmetic of the present invention contains at least one polymethoxyflavone selected from the group consisting of polymethoxyflavones represented by the following formulas (4) to (6).
[0033] [ka]
[0034] Equation (4) is R in Equation (3) 4 and R 5 All of these are methoxy groups, giving 3,5,6,7,8,3',4'-heptamethoxyflavone (heptamethoxyflavone).
[0035] [ka]
[0036] Equation (5) is R in Equation (3) 4 is a hydrogen atom, R 5 is 5,6,7,8,3',4'-hexamethoxyflavone (nobiletin), which has a methoxy group.
[0037] [ka]
[0038] Equation (6) is R in Equation (3) 4 and R 5 where all of these are hydrogen atoms, giving rise to 5,6,7,8,4'-pentamethoxyflavone (tangeretin).
[0039] The polymethoxyflavones represented by formula (3) can be obtained by various synthesis methods, or by solvent extraction from plants as natural products. Examples of methods for obtaining polymethoxyflavones from plants by solvent extraction include extraction from the peel of Rutaceae Citrus plants. Plants of the Rutaceae Citrus genus, such as satsuma mandarins, ponkan, hassaku, lemons, tachibana, yuzu, sudachi, pomelo, tangerines, oranges, and grapefruits, contain polymethoxyflavones. Among these, preferred plants are satsuma mandarins, tachibana, yuzu, sudachi, and oranges, and more preferred plants are tachibana and oranges.
[0040] The polymethoxyflavone represented by formula (3) can be isolated and purified by extracting the peel of the plant of the genus Citrus of the family Rutaceae with water or an organic solvent, and separating the extract by column chromatography. First, the peel of a citrus plant is extracted with water, an organic solvent, or a mixture thereof. Examples of the organic solvent include water-soluble alcohols such as methanol, ethanol, propanol, butanol, propylene glycol, and 1,3-butylene glycol; acetone, hexane, ethyl acetate, and chloroform. Preferred solvents are one or more solvents selected from the group consisting of methanol, ethanol, propanol, butanol, propylene glycol, 1,3-butylene glycol, and ethyl acetate. More preferred solvents are one or more solvents selected from the group consisting of methanol, ethanol, propylene glycol, and 1,3-butylene glycol, and the most preferred solvent is ethanol. The extract is concentrated to obtain an extract containing about 1 to 15% by mass of the desired polymethoxyflavones. For further purification, this extract is dissolved in ethyl acetate in an amount of at least twice the mass, preferably 3 to 10 times the mass, and water is added thereto, followed by stirring and layer separation. After removing the aqueous layer, the ethyl acetate is distilled off to obtain a dry product.
[0041] In the present invention, a mixture obtained during synthesis or a plurality of polymethoxyflavones isolated from a plant extract, such as at least one polymethoxyflavones selected from the group consisting of heptamethoxyflavone, nobiletin, and tangeretin, may be used alone or in a mixture of two or more. The mixture obtained during synthesis may be used as is, or in a form containing a plurality of polymethoxyflavones such as a plant extract. In order to enhance the effect obtained, it is preferable to use two or more polymethoxyflavones, and it is more preferable to use a mixture of three polymethoxyflavones. The dried product obtained from the extract is usually redissolved in an appropriate solvent and subjected to liquid column chromatography to obtain polymethoxyflavones such as nobiletin, heptamethoxyflavone, and tangeretin. Liquid column chromatography uses silica gel or alumina as a packing material, and a mixed solvent of hexane / ethanol in a volume ratio of 70 / 30 to 97 / 3 is used as an eluent.
[0042] The content of component (B) is 0.0001 to 0.1% by mass, preferably 0.0005 to 0.05% by mass, and more preferably 0.005 to 0.05% by mass, based on the total amount of the mist cosmetic. If the content of component (B) is too low, the absence of powdery flakes may be insufficient. If the content of component (B) is too high, it may be difficult to obtain an effect commensurate with the content.
[0043] [Component (C)] The component (C) used in the present invention is water. In addition to purified water, ion-exchanged water, heated mineral water, deep sea water, steam-distilled water from plants, and the like can be used as the water.
[0044] The content of water as component (C) is preferably 50 to 99 mass %, more preferably 60 to 90 mass %, and even more preferably 70 to 80 mass %, based on the total amount of the mist cosmetic.
[0045] [Moisturizing agent] The mist cosmetic of the present invention may contain a moisturizing agent for the purpose of obtaining a moisturizing feeling when applied to the skin. As the moisturizing agent, those usually used in cosmetics can be used. For example, polyhydric alcohols such as glycerin, diglycerin, polyglycerin, 1,2-butylene glycol, 1,3-butylene glycol, 3-methyl-1,3-butylene glycol, ethylene glycol, diethylene glycol, polyethylene glycol, propylene glycol, dipropylene glycol, polypropylene glycol, tetramethylene glycol, pentaerythritol, trimethylolpropane, glucose, methyl glucoside, sorbitol, xylitol, trehalose, maltitol, and mannitol, and alkylene oxides thereof. Derivatives include chitosan, urea, hyaluronic acid, sodium hyaluronate, sodium pyrrolidone carboxylate, sodium lactate, sodium ribonucleic acid, aspartic acid, sodium alginate, alanine, glycine, cystine, cysteine, serine, arginine, lysine, angelica tree extract, althea extract, aloe extract, oyster extract, seaweed extract, quince extract, raspberry extract, cucumber extract, quince seed extract, mallow extract, placenta extract, loofah extract, lily extract, apple extract, royal jelly, lactoferrin, etc. Preferred are polyhydric alcohols and their alkylene oxide derivatives. One or more of these moisturizing agents can be used.
[0046] The content of the moisturizing agent is preferably 0.01 to 40% by mass, more preferably 0.1 to 30% by mass, and even more preferably 1 to 25% by mass, relative to the total amount of the mist cosmetic.
[0047] [Other ingredients] In addition to components (A) to (C), the mist cosmetic of the present invention may further contain, as necessary, one or more additives used in cosmetics, quasi-drugs, pharmaceuticals, etc., within the scope of the object of the present invention. Examples of additives include lower alcohols such as ethanol and isopropanol; polyethylene glycols; sugars such as lactose and sucrose; hydrocarbon oils such as liquid paraffin, squalane, and petrolatum; silicones or silicone derivatives such as dimethylpolysiloxane, cyclic dimethylpolysiloxane, and amino-modified dimethylpolysiloxane; cationic polymers such as ceramide, cholesterol, and cationized cellulose; thickening polysaccharides such as xanthan gum; organic or inorganic salts such as citrate, malate, and table salt; acids and alkalis as pH adjusters; parabens; preservatives; chelating agents; extracts derived from animals and plants; vitamins; amino acids; colorants; pigments; and fragrances.
[0048] The mist cosmetic of the present invention can be prepared by mixing and homogenizing the components (A) to (C) and, if necessary, a moisturizing agent and other additives. Mixing can be performed using a mixer or stirrer that is generally used in the production of liquid cosmetics.
[0049] The mist cosmetic of the present invention is usually filled in a container equipped with a spray mechanism and sprayed in the form of a mist when used. The spray mechanism is realized by a member attached to the opening of the container, for example, a pump-type dispenser or a trigger-type dispenser. The amount of the mist cosmetic discharged by one discharge operation of the dispenser is not particularly limited, but is preferably 0.01 to 1 mL / time, more preferably 0.02 to 0.8 mL / time, and even more preferably 0.03 to 0.5 mL / time.
[0050] The mist cosmetic of the present invention has good mist diffusion when sprayed onto the skin. In addition, by using the mist cosmetic of the present invention as a finishing touch to makeup such as foundation, the effect of preventing makeup from coming off is obtained. Furthermore, by spraying the mist cosmetic of the present invention on skin that has applied powder foundation, the effect of preventing powdery makeup from coming off is obtained. Therefore, the mist cosmetic of the present invention is suitable for finishing makeup, particularly for finishing makeup using powder foundation. EXAMPLES
[0051] The following are examples. , reference example The present invention will be described in more detail with reference to the following comparative examples. The blend amounts are shown in mass % based on the total amount of the composition, and are values calculated as the active ingredient.
[0052] First, the isolation and purification of component (B) (polymethoxyflavone) will be described. 100 kg of dried peel of orange (Rutaceae C. sinensis) was crushed in a blender, soaked in 5 times the mass of 95% ethanol for 5 days, and extracted. The extract was filtered and concentrated under reduced pressure to obtain 450 g of orange peel extract. This orange peel extract was dissolved in 5 times the mass of ethyl acetate, and an equal amount of water to the ethyl acetate was added and stirred, and the aqueous layer was removed after standing. This operation was repeated three times, and then the ethyl acetate was distilled off to obtain 280 g of a dried product. Furthermore, this dried product was dissolved in a hexane / ethanol mixed solvent (volume ratio 85 / 15) of twice the mass to obtain a solution. The entire amount of this solution was charged into a column (diameter 30 cm, length 1 m) packed with silica gel. After pouring hexane of twice the column volume into this column, a hexane / ethanol mixed solvent (volume ratio 90 / 10) was used as the eluent, and the eluate was fractionated into 1 L portions.
[0053] Each fraction was analyzed by silica gel thin-layer chromatography using a hexane / ethanol mixed solvent (volume ratio 90 / 10) as the developing solvent, and the presence of compounds represented by formulas (4) to (6) (polymethoxyflavones) was confirmed. The fractions containing the respective compounds were then combined and the solvent was distilled off to obtain the compounds represented by formulae (4) to (6) (polymethoxyflavones). The yield of each compound was 13 g for the compound of formula (4) (heptamethoxyflavone), 9.2 g for the compound of formula (5) (nobiletin), and 2.2 g for the compound of formula (6) (tangeretin). In this way, polymethoxyflavone was obtained. In Table 1, it is expressed as a mixture of formulas (4) to (6) (polymethoxyflavone).
[0054] [Examples 1 to 3, Reference example 1, Comparative Examples 1 to 3 A mist cosmetic composition having the composition shown in Table 1 was prepared by a conventional method and filled into a finger spray (manufactured by Life Platec Corporation, product name: KFS100-24, discharge amount: 0.1 ml). Using each mist cosmetic product filled in the finger spray, an evaluation was conducted on the following items: "Moisturizing feeling," "Mist spreadability," "Effectiveness in preventing makeup from coming off," and "Ability to flake off." Each test item was evaluated by each expert panel based on the following evaluation criteria, and the total score was used to set a three-level evaluation scale.
[0055] <Evaluation criteria> (1) Moisturizing Feeling A panel of 20 experts sprayed approximately 0.4 g (4 pumps) of each mist cosmetic formulation filled in the finger spray described above onto the entire face, after applying three layers of powder foundation, and evaluated the moisturizing sensation. 2 points: Very moisturizing feeling. 1 point: Slightly moisturizing feeling. 0 points: No moisturizing sensation.
[0056] (2) Diffusion of mist Approximately 0.4 g (4 pumps) of each mist cosmetic composition filled in the finger spray was sprayed onto a Kimtowel (manufactured by Nippon Paper Crecia Co., Ltd.) fixed to a wall from a position 20 cm horizontally away from the Kimtowel, and the diameter of the circularly applied area on the Kimtowel was measured and the spread of the mist was evaluated according to the following criteria. 2 points: 15cm or more 1 point: 10cm or more but less than 15cm 0 points: Less than 10 cm
[0057] (3) Prevents makeup from coming off A panel of 20 experts was asked to wear a surgical mask (manufacturer and distributor: Saraya Co., Ltd., product name: regular surgical mask, main body material: polypropylene) in a room with a temperature of 30°C and humidity of 60% for one hour, after which they were asked to rate the effectiveness of the mask in preventing makeup from coming off according to the following criteria. 2 points: No makeup wear off after 1 hour. 1 point: Makeup begins to come off after 1 hour. 0 points: Makeup is noticeably worn off after 1 hour.
[0058] (4) No powder floating A panel of 20 experts was asked to wear a surgical mask (manufacturer / distributor: Saraya Co., Ltd., product name: regular surgical mask, main body material: polypropylene) in a room with a temperature of 20°C and humidity of 30%, and to remain there for one hour. After that, they were asked to rate the amount of powder using the following criteria. 2 points: No powdery residue observed after 1 hour. 1 point: Powdery flakes are observed after 1 hour. 0 points: Powdering is noticeable after 1 hour.
[0059] <Judgment criteria> ◎: Total score is 35 or more ○: Total score is 30 to 34 points △: Total score is 29 or less
[0060] The results of the above evaluations are shown in Table 1. The numerical values attached to the evaluation results for the above evaluation items (1), (3), and (4) indicate the total score given by the 20 expert panelists, and the numerical value attached to the evaluation result for the above evaluation item (2) is the total score given by the 20 sprays. For each evaluation item, a product was deemed to have passed the test when it was judged to be "◎" or "○."
[0061] [Table 1]
[0062] *1: Lipidure®-NR (copolymer composition (2-methacryloyloxyethyl phosphorylcholine / stearyl methacrylate) (molar ratio): 33 / 67; weight average molecular weight: 189,000; product composition 2-methacryloyloxyethyl phosphorylcholine·stearyl methacrylate copolymer: 5%, 1,3-butylene glycol: 47.5%, concentrated glycerin: 47.5%)
[0063] *2: Lipidure®-PMB (copolymer composition (2-methacryloyloxyethyl phosphorylcholine / butyl methacrylate) (molar ratio): 80 / 20; weight average molecular weight: 600,000; product composition 2-methacryloyloxyethyl phosphorylcholine-butyl methacrylate copolymer liquid: 5%, water: 95%)
[0064] *3: Hyaluronic acid (product name: Hyaluronic Acid Liquid HA-LQH1P (manufactured by Kewpie Corporation), molecular weight: 1.2 million to 2.2 million)
[0065] [Table 2] BG: 1,3-butylene glycol
[0066] As shown in Table 1, Examples 1 to 3 Each mist cosmetic product was evaluated as having a "moisturizing feel," "mist diffusion," "effect of preventing makeup from coming off," and "no powdery residue." On the other hand, for the mist cosmetics of Comparative Examples 1 to 3, sufficient effectiveness was not recognized in any of the evaluation items, as described below. The mist cosmetic of Comparative Example 1, which contained hyaluronic acid (A') instead of Component (A), was evaluated as insufficient in "mist diffusion," "effect of preventing makeup from coming off," and "absence of powderiness." The mist cosmetic preparation of Comparative Example 2, which did not contain component (A), was rated as insufficient in terms of "moisturizing feeling," "effect of preventing makeup from coming off," and "absence of powderiness." The mist cosmetic preparation of Comparative Example 3, which did not contain component (B), was evaluated as insufficient in terms of "absence of powderiness." [Industrial Applicability]
[0067] As is clear from the description of the above examples, the mist cosmetic of the present invention is capable of imparting a "moisturizing feel," "mist diffusibility," "effect of preventing makeup from coming off," and "absence of powderiness," and is therefore ideal for use in finishing makeup, particularly when using a powder foundation.
Claims
[Claim 1] (A) 0.025 to 0.4% by mass of a polymer including a structural unit based on 2-(meth)acryloyloxyethyl phosphorylcholine represented by the following formula (1) and a structural unit based on an alkyl (meth)acrylate represented by the following formula (2), [Formula 1] (In the formula, R 1 represents a hydrogen atom or a methyl group.) [Case 2] (In the formula, R 2 represents a hydrogen atom or a methyl group, R 3 represents a stearyl group.) (B) 0.0001 to 0.1% by mass of polymethoxyflavone represented by the following formula (3), [C3] (In the formula, R 4 and R 5 each independently represents a hydrogen atom or a methoxy group. (C) Water A mist cosmetic comprising:
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