JP6897993B2 - Stick-like oil-based solid cosmetics - Google Patents

Description

The present invention relates to stick-shaped oil-based solid cosmetics.

In oil-based solid cosmetics such as lipsticks, which require high color development, there are technologies that add a large amount of polar oil to enhance the dispersion of colorants and that soften the cosmetics to increase the amount of adhesion to the skin. Has been adopted. However, in each case, there was a problem in the stability over time.

Patent Document 1 describes a cosmetic containing spherical or hemispherical complex particles in which a core made of a (meth) acrylate derivative is coated with polyurethane. Examples describe solid lipsticks containing 10 to 20% by mass of the complex particles and 8.5 to 9.5% by mass of solid wax.
Patent Document 2 describes a solid powder cosmetic containing a bowl-shaped fine particle having a large recess in the center, which is substantially hemispherical or semi-elliptical spherical. It is described that the cosmetic has good usability such as less stickiness and light elongation because water and oil are contained in a large recess in the center of the bowl-shaped fine particles, and has excellent adhesion. ..
Patent Document 3 describes non-spherical resin particles having vacuoles inside and having large irregularities and high oil absorption and water absorption suitable for cosmetics. Further, it is described that the solid powder cosmetic containing the non-spherical resin particles has good usability such as less stickiness and light elongation, and is excellent in adhesion.
Patent Document 4 describes a base cosmetic containing 0.5 to 20% by mass of a bowl-shaped organic powder, 1 to 20% by mass of a polyhydric alcohol, and 0.1 to 5% by mass of silicic anhydride. It is described that the cosmetic has good adhesion to the foundation and is excellent in the cosmetic effect of producing a matte feeling.

Japanese Unexamined Patent Publication No. 2016-199532 Japanese Unexamined Patent Publication No. 6-172125 Japanese Unexamined Patent Publication No. 7-157672 Japanese Unexamined Patent Publication No. 2001-31524

An object of the present invention is to provide a stick-like oil-based solid cosmetic having high color development and high adhesiveness, a good feeling of use (spreading and spreading, feel), and excellent aging stability. To do.

In the present invention, (A) solid wax 1% by mass or more and less than 10% by mass (B) fumed silica 0.001 to 0.5% by mass,
(C) Provided is a stick-shaped oil-based solid cosmetic containing 1 to 20% by mass of a composite powder in which a core portion composed of a polymer component other than polyurethane is coated with polyurethane.

The stick-shaped oil-based solid cosmetic of the present invention has high color development and high adhesiveness, has a good feeling of use (spreading and spreading, feel), and is also excellent in aging stability.

<Stick-like oil-based solid cosmetics>
The stick-shaped oily solid cosmetic (hereinafter referred to as cosmetic) of the present invention is a powder containing an oil phase containing (A) component, (B) component, (C) component, and if necessary, (D) component. It consists of a physical condition.

Used in the cosmetic of the present invention (A) a solid component wax is selected human around seed wax, candelilla wax, carnauba wax, beeswax, rice bran wax, microcrystalline wax, synthetic wax, polyethylene, (ethylene / propylene) copolymer, from One type or two or more types can be used.
The cosmetics of the present invention are not limited to those listed here, and in addition to the component (A), solid waxes usually used in cosmetics such as solid paraffin, mokuro, ozokerite, selecin, and hydrogenated hydrogenated oil are also used. Can be used.

The cosmetic of the present invention is selected from (A1) synthetic wax, polyethylene, and (ethylene / propylene) copolymer as the component (A) because it can maintain an appropriate hardness of the stick-shaped oil-based solid cosmetic. It is preferable to contain one kind or two or more kinds of waxes, and it can be used in combination with other solid waxes (A) excluding the component (A1).
As the component (A1), a mixture of a synthetic wax and a (ethylene / propylene) copolymer is preferable, and the (ethylene / propylene) copolymer is preferably contained in the mixture in an amount of 30% by mass or less. Further, as the component (A1), "lip wax A-4", "lip wax PZ80-20" (both manufactured by Nippon Natural Products Co., Ltd.) and the like can be used.
The synthetic wax in the present invention is a hydrocarbon obtained by the "Fischer-Tropsch method" or the ethylene polymerization method, which is listed in the "List of cosmetic ingredient display names" prepared by the Japan Cosmetic Industry Association. "System wax".

In the cosmetic of the present invention, the content ratio (mass of solid content) of the component (A1) in the component (A) is preferably 61 to 98% by mass, and more preferably 61 to 80% by mass.

In the cosmetic of the present invention, the content (mass of solid content) of the component (A) in the cosmetic is 1% by mass or more and less than 10% by mass, preferably 2 to 9% by mass, and more preferably 4 ~ 8% by mass. Within the above range, the feeling of use (spreading and spreading, feel) and the stability over time are excellent.

The fumed silica of the component (B) used in the cosmetic of the present invention contains (B1) hydrophobic fumed silica and (B2) hydrophilic fumed silica, and known or commercially available ones should be used. Can be done.

The hydrophobic fumed silica of the component (B1) is made hydrophobic by surface-treating the particle surface of the fumed silica with various treatment agents, and the various treatment agents include dimethyldichlorosilane, trimethylchlorosilane, and silicone. Examples thereof include oil, dimethylsilicone oil, hexamethyldisilazane, octylsilane, hexadecylsilane, aminosilane, methacrylsilane, octamethylcyclotetrasiloxane, and polydimethylsiloxane.
The hydrophobic fumed silica of the component (B1) is
The primary particle size (measurement method: average value of 3000 to 5000 particles measured by electron micrograph) is preferably in the range of 0.5 to 50 nm, more preferably 1 to 30 nm.
The specific surface area (measurement method: by BET adsorption method) is in the range of ^{50 to 500 m 2} / g, more preferably 60 to 300 m ^{2 / g.}
Those having an apparent specific gravity in the range of preferably 20 to 150 g / L, more preferably 30 to 100 g / L can be used.

As the hydrophobic fumed silica of the component (B1), product names "AEROSIL R972V", "AEROSIL R812", "AEROSIL RY200L" and the like sold by Nippon Aerosil Co., Ltd. can be used.

The hydrophilic fumed silica of the component (B2) is
The primary particle size (measurement method: average value of 3000 to 5000 particles measured by electron micrograph) is preferably in the range of 0.5 to 50 nm, more preferably 1 to 30 nm.
The specific surface area (measurement method: by BET adsorption method) is in the range of ^{50 to 500 m 2} / g, more preferably 60 to 300 m ^{2 / g.}
Those having an apparent specific gravity in the range of preferably 20 to 150 g / L, more preferably 30 to 100 g / L can be used.

As the hydrophilic fumed silica of the component (B2), the product name “AEROSIL 200” sold by Nippon Aerosil Co., Ltd. can be used.

In the cosmetic of the present invention, the content (mass of solid content) of the component (B) in the cosmetic is 0.001 to 0.5% by mass, preferably 0.005 to 0.5% by mass. It is preferably 0.01 to 0.3% by mass.

In the cosmetic of the present invention, the content (mass of solid content) of (B1) hydrophobic fumed silica as the component (B) in the cosmetic is preferably 0.001 to 0.05% by mass, more preferably 0. It is 0.01 to 0.04% by mass.

The cosmetic of the present invention may be (B2) hydrophilic fumed silica as the component (B), and the content (solid content) of (B2) hydrophilic fumed silica as the component (B) in the cosmetic. The mass) is preferably more than 0.05 to 0.5% by mass, and more preferably 0.08 to 0.3% by mass.

The cosmetic of the present invention preferably contains (B1) hydrophobic fumed silica in the component (B), and more preferably the component (B) is (B1) hydrophobic from the viewpoint of adhesiveness and stability over time. It is fumed silica.

The composite powder of the component (C) used in the cosmetic of the present invention is a composite powder in which a core composed of a polymer component other than polyurethane is coated with polyurethane, and specifically, a (meth) acrylate derivative. A composite powder having a core made of polyurethane coated with polyurethane can be used.
The component (C) is blended as needed and does not contain the polyurethane powder (D) of the present invention, which is composed of a simple substance of polyurethane.

The composite powder coated with polyurethane with the (meth) acrylate derivative as the component (C) as the core covers the inner core and the core described in Japanese Patent Application Laid-Open No. 2016-199532. A first spherical or hemispherical composite particle having a coating portion and a recess on the surface of the coating portion, wherein the core portion is derived from a vinyl group-containing monomer containing a (meth) acrylate monomer. It is composed of a polymer component, and the coating portion is composed of a second polymer component derived from a urethane component containing an isocyanate prepolymer, and the mass (M1) of the first polymer component and the mass of the second polymer. Those having a mass ratio (M2 / M1) of (M2) of 70/30 to 5/95 can be used.

Further, among the composite powders of the component (C) described above,
The average particle size (measurement method: the particle size distribution was obtained from the laser diffraction type particle size distribution measuring device "SALD-2100" [manufactured by Shimadzu Corporation], and the integrated volume 50% particle size was taken as the average particle size) is preferably 3. ~ 20 μm, more preferably 5-15 μm,
The specific gravity is preferably more than 1 to 1.5, more preferably 1.1 to 1.3, and
An oil absorption amount (measurement method: the method described in paragraph No. 0039 of JP-A-2017-48323) is preferably 50 to 120 ml / 100 g, more preferably 60 to 100 ml / 100 g.
Further, the bulk specific gravity is preferably 0.1 to 0.5 g / ml, more preferably 0.2 to 0.4 g / ml.
The refractive index (measurement method: measured by Appe refractometer "Type 1T" [manufactured by Atago Co., Ltd.]) is preferably 1.35 to 1.60, more preferably 1.45 to 1.53. Can be done.
In order to satisfy the above range, for example, the average particle size needs to be classified by the method described in Production Example 1 of JP-A-2016-199532.

As such a composite powder of the component (C), a product name sold by Toiro Pigment Co., Ltd., which corresponds to the second composite particles shown in FIGS. 2 and 4 of JP-A-2016-199532. "UP-611" or the like can be used.

In the cosmetic of the present invention, the content (mass of solid content) of the component (C) in the cosmetic is 1 to 20% by mass, preferably 2 to 15% by mass, and more preferably 3 to 12% by mass. Can be contained in.

Further, in the cosmetic of the present invention, polyurethane powder can be used as the component (D).
The polyurethane powder of the component (D) is made of a simple substance of polyurethane, but a small amount of fine particle silica may be embedded in the surface of the particles made of a single polyurethane. The small amount of fine particle silica is fine particle silica contained in an amount of 5% by mass or less with respect to the particles made of simple polyurethane. When the fine particle silica is contained, the component (D) may be a mixture of the particle powder composed of the polyurethane alone and the polyurethane powder containing the fine particle silica.
The component (D) does not include the composite powder which is the component (C) of the present invention.

The polyurethane powder of the component (D) is (HDI / trimethylolhexyl lactone) cross polymer, (IPDI / poly (1,4-butanediol) -14) cross polymer, (HDI / PPG / polycaprolactone) cross polymer. And so on, and one or more types are selected. As such a component (D), product names "D-400", "D-800", "CS-400" and the like sold by Toiro Pigment Co., Ltd. can be used.

As the polyurethane powder of the component (D), it is preferable to use a (HDI / trimethylolhexyl lactone) crosspolymer from the viewpoint of aging stability.

The cosmetic of the present invention preferably contains the component (C) and the component (D) in combination from the viewpoint of adhesiveness and usability (spreading and spreading, feel), and contains the component (D) in the cosmetic. The amount (mass of solid content) is adjusted by the content of the component (C).
The total content (mass of solid content) of the component (C) and the component (D) in the cosmetic is preferably 1 to 20% by mass, more preferably 2 to 15% by mass, and is contained in the cosmetic. The balance obtained by subtracting the content of the component (C) from the above range in the total content of the component (C) and the component (D) is the content (mass of solid content) of the component (D) in the cosmetic. Become.

When the cosmetic of the present invention contains the component (D), the mass ratio (C) / (D) (mass ratio of solid content) of the component (C) to the component (D) in the cosmetic is preferable. Is in the range of 1 to 5, more preferably 2 to 4.

The cosmetic of the present invention has a content ratio of the component (B) to the total content of the component (B) and the component (C) in the cosmetic (B) / [(B) + (C)] × 100 (%). ) (Mass ratio of solid content) is preferably in the range of 0.1 to 3.0, more preferably 0.2 to 2.5.
When the component (B) is (B1) hydrophobic fumed silica, the content ratio of the component (B) to the total content of the component (B) and the component (C) in the cosmetic is (B) / [(B). ) + (C)] × 100 (%) (mass ratio of solid content) is preferably in the range of 0.1 to 1.0, more preferably 0.2 to 0.5.
When the component (B) is (B2) hydrophilic fumed silica, the content ratio of the component (B) to the total content of the component (B) and the component (C) in the cosmetic (B) / [( B) + (C)] × 100 (%) (mass ratio of solid content) is preferably in the range of more than 1.0 to 3.0, more preferably 1.5 to 2.0.

When the cosmetic of the present invention contains the component (D), the content ratio (A) / of the component (A) to the total amount of the component (B), the component (C), and the component (D) in the cosmetic. [(B) + (C) + (D)] (mass ratio of solid content) is preferably in the range of 0.8 to 1.2, more preferably 0.9 to 1.1.

In the cosmetic of the present invention, as the oil phase, in addition to the solid wax of the component (A), a silicone oil such as diphenylsiloxyphenyltrimethicone or dimethicone;
Hexa (hydroxystearic acid / stearic acid / logonic acid) dipentaerythrityl, dipentaerythrityl tripolyhydroxystearate, dipentaerythrityl tripolyhydroxystearate, diglyceryl triisostearate, tri (caprylic acid / capric acid / myristic acid / stearic acid) glyceryl, tri ( Caprylic acid / capric acid) Ester oils such as glyceryl, macadamia nut fatty acid phytosteryl, triethylhexanoin, ethylhexyl hydroxystearate, diisostearyl malate, hexyldecyl isostearate;
Higher alcohols such as behenyl alcohols; polysaccharide fatty acid esters such as dextrin palmitate; hydrocarbon oils such as hydrogenated polyisobutene; antioxidants such as d-δ tocopherols may be included.

In the cosmetic of the present invention, as the powder phase, in addition to the fumed silica of the component (B) and the composite powder of the component (C), among any cosmetic components, red iron oxide, yellow iron oxide, etc. Metal oxides such as black iron oxide, titanium oxide, chromium oxide; ultramarine; dark blue; red 104, yellow 4, yellow 5, green 3, blue 1, blue 2, red 104 aluminum lake, red 202, Red 227, Red 230, Yellow 4 Aluminum Lake, Yellow 202, Green 201, Green 204, Blue 205, Red 401, Red 504, Orange 402, Yellow 403, Legal pigments such as yellow 407, green 401, purple 401, black 401; may contain colorants such as natural pigments such as β-carotene, calsamine, carmine, chlorophyll, cochineal.
It may also contain brilliant powders such as bismuth oxychloride, titanium mica, iron oxide coated mica, iron oxide mica titanium, organic pigment treated mica titanium, aluminum powder and pearl pigment.

In addition, the cosmetic of the present invention can contain various components to be blended in the cosmetics listed below.
Oils include hydrocarbons, squalane, liquid paraffin, vaseline, solid paraffin, selecin, alkyd, acrylic, siloxane amide resin, nitrocellulose, mineral oil, olive oil, almond oil, cacao butter, macadamia nut oil, avocado oil, hardened palm oil, Sunflower oil, sunflower oil, evening primrose oil, synthetic triglyceride, lanolin, lanolin acetate, higher fatty acids, higher alcohols, synthetic esters, straight chain / cyclic silicone oil, dimethylpolysiloxane, glycerin monostearate, decamethylcyclopentanesiloxane, polyoxy Ethylene-modified dimethylpolysiloxane, octamethylcyclotetrasiloxane, polyphenylmethylsiloxane, rosinpentaerythritot ester, neopentyl glycol diisooctanoate, glycerin triisooctanoate, isopropyl myristate, propylene glycol monolaurate, etc.;
As solvents, ethanol, isopropanol, polyhydric alcohol, water-soluble polymer, bentonite, polyoxyethylene sorbitan monostearate, sorbitan sesquiisostearate, ethyl acetate, butyl acetate, butanol;
As moisturizers, glycerin, propylene glycol, sorbitol, polyethylene glycol, dipropylene glycol, 1,3-butylene glycol, diglycerin, mannitol, POE methylglycoside, biopolymers, sucrose, etc.;
Emollient components such as cetyl ethylcaproate;
Quince seed, pectin, cellulose derivative, xanthan gum, sodium alginate, soagina, carboxyvinyl polymer;
Octyldodecyl myristate, neopentyl glycol diisooctanoate, sorbitan monooleate, glycerin triisooctate, octylmethoxycinnamate, POE sorbitan monooleate, isosetyl, isostearic acid, stearic acid, isopropyl palmitate, acetyltributyl citrate, Trimethylpentanediyl dibenzoate, stearylconium bentonite;
Thickeners, preservatives, emulsifiers, stabilizers, plasticizers;
Anionic surfactants, cationic surfactants, nonionic surfactants, amphoteric ionic surfactants, protein-based surfactants;
Medicinal ingredients, vitamin C dipalmitate, vitamins, amino acids, whitening agents, bactericides;
Talk, kaolin, mica, sericite, alumina, silica, glass flakes, calcium carbonate, magnesium carbonate, silicic anhydride, barium sulfate and other extender pigments, pearl pigments,
Acidity regulator, potassium hydroxide, sodium hydroxide, triethanolamine, magnesium stearate, zinc stearate, metal ion encapsulant, citric acid, sodium citrate, lactate, sodium lactate,
UV absorbers, antioxidants, fragrances, preservatives, chelating agents, antioxidants, dispersants, browning agents, buffers, anti-precipitation ingredients, gelling agents, organically modified clay minerals, usability modifiers.

The cosmetic of the present invention
(A) First step of preparing a solution of an oil phase containing a component,
A second step of preparing a cosmetic composition by adding a powder phase containing a component (B), a component (C) and, if necessary, a component (D) to the solution.
The third step, in which the composition of the previous step is filled in a container at a temperature equal to or higher than the melting point of the oil phase and molded into a stick shape.
It can be obtained by a method for producing a stick-shaped oily solid cosmetic containing.

The cosmetic of the present invention is a powder phase composed of a component (B), a component (C), and if necessary, a component (D) and other components in the above-mentioned production method, although it depends on the type of the cosmetic. The content is preferably 5 to 25% by mass, more preferably 7 to 20% by mass in the cosmetic. The balance is the content of the oil phase containing the component (A).

(A)
・ Mixture of (A1) synthetic wax and (ethylene / propylene) copolymer: Product name “Lip Wax PZ80-20”, manufactured by Nippon Natural Products Co., Ltd. ・ Carnauba wax: Product name “TOWAX-3P3”, manufactured by Toa Kasei Co., Ltd. Carnauba wax: Product name "Purified carnauba wax No. 1", manufactured by Nikko Rika Co., Ltd. Sunflower seed wax: Product name "Purified sunflower wax", manufactured by Yokoseki Oil & Fat Industry Co., Ltd. (B)
Hydrophobic fumed silica: product name "AEROSIL R972V", manufactured by Nippon Aerosil Co., Ltd. Hydrophobic fumed silica: product name "AEROSIL 200", manufactured by Nippon Aerosil Co., Ltd. (C) (meth) acrylate derivative core Composite powder coated with polyurethane: Product name "UP-611", manufactured by Toiro Pigment Co., Ltd. (average particle size 8-12 μm, specific gravity 1.2, bulk specific gravity 0.3, oil absorption 80 mL / 100 g , Refractive rate 1.49)
(D) Polyurethane powder: Product name "D-400", manufactured by Toiro Pigment Co., Ltd. (average particle size 12 to 18 μm, specific gravity 1.1 to 1.2, bulk specific gravity 0.6, oil absorption 60 mL / 100 g, Refractive index 1.5)
・ Colloidal silica: Product name "Cycilia 740", manufactured by Fuji Silysia Chemical Ltd.

<Evaluation method of cosmetics>
-Finishing (adhesiveness) evaluation The cosmetics of the examples and comparative examples were applied to a part of the face surface of five female panelists evaluated by cosmetics. The coated surface was visually observed and evaluated according to the following criteria. The evaluation results were the ones with the most evaluations.

⊚: Good adhesion was obtained without unnatural luster.
◯: Adhesiveness was obtained without unnatural luster.
Δ: Unnatural luster was not noticeable, and adhesiveness was obtained.
X: Sufficient adhesion was not obtained.

-Finishing (coloring effect) evaluation The cosmetics of the examples and comparative examples were applied to a part of the face surface of 6 female panelists evaluated by cosmetics. The coated surface was visually observed and evaluated according to the following criteria. The evaluation results were the ones with the most evaluations.

⊚: High color development effect was obtained.
◯: A slightly high color development effect was obtained.
Δ: A coloring effect was obtained.
X: No coloring effect was obtained.

-Evaluation of usability (spreading, spread, feel) The cosmetics of Examples and Comparative Examples were applied to a part of the face surface of five female panelists who evaluated cosmetics. The coated surface was visually observed and evaluated according to the following criteria. The evaluation results were the ones with the most evaluations.

⊚: Good spread during application and good feel was obtained.
◯: Elongation during application was good, and a slightly good feel was obtained.
Δ: The elongation at the time of application was slightly good, and a slightly good feel was obtained.
X: The spread during application was poor, and a good feel could not be obtained.

・ Aging stability of cosmetics (appearance)
About 4 g of the cosmetic composition obtained in Examples and Comparative Examples is filled in a stick-shaped cosmetic container (4.1 g capacity) having a diameter of 12 mm and a height of 42 mm using a beaker to obtain a stick-shaped cosmetic. It was. The cosmetic was placed in a constant temperature bath for a cycle test, the inside of the tank was set to 0 ° C. and allowed to stand for 12 hours, and then the inside of the tank was set to 40 ° C. and allowed to stand for 12 hours. The cycle test was carried out for one month (about 30 cycles). The appearance of the cosmetic after the test was visually observed and evaluated according to the following criteria.

○: No change ×: Change (brown)

・ Aging stability (hardness) of cosmetics
About 4 g of the cosmetic composition obtained in Examples and Comparative Examples is filled in a stick-shaped cosmetic container (4.1 g capacity) having a diameter of 12 mm and a height of 42 mm using a beaker to obtain a stick-shaped cosmetic. It was. The cosmetic was placed in a constant temperature bath for a cycle test, the inside of the tank was set to 0 ° C. and allowed to stand for 12 hours, and then the inside of the tank was set to 40 ° C. and allowed to stand for 12 hours. The cycle test was carried out for one month (about 30 cycles). After the test, a feeding procedure was carried out in which 1 cm of the cosmetic was taken in and out from the cosmetic container several times, and the evaluation was made according to the following criteria.

⊚: It did not break even if it was taken in and out 10 times or more.
◯: It did not break even if it was taken in and out 5 times or more.
Δ: It broke after 5 times or less.
X: It broke after being put in and out once.

Example 1 (lipstick)
The oil phase containing the component (A) shown in Table 1 was mixed at 90 to 100 ° C. using a paddle mixer. The powder phase (I) containing the components (B) and (C) was added to the molten oil phase and kneaded three times with a three-roller to obtain a kneaded product. A powder phase (II) containing the component (D) was added to the kneaded product, the temperature was raised to around 90 ° C., and the mixture was stirred and defoamed (for 15 minutes) to obtain an oily cosmetic composition. The obtained cosmetic composition was filled in a predetermined container to obtain a stick-shaped oil-based solid cosmetic. The items were evaluated using the cosmetics, and the results are shown in Table 1.

As is clear from Table 1, Examples 1-1 to 1-3 containing the component (B) and the component (C) have adhesiveness and a feeling of use as compared with Comparative Example 1-2 containing a high amount of silica. Good spreadability and feel), high color development effect and high aging stability were obtained.
Comparative Example 1-1 containing 10% by mass of the component (A) has adhesiveness and a feeling of use (spreading and feeling) as compared with Examples 1-1 to 1-3 containing the component (A) in a specific amount. ) Was inferior.
Comparative Examples 1-5 and 1-6 not containing the component (B) have adhesiveness and a feeling of use as compared with Examples 1-1 to 1-3 containing the component (B) and the component (C). It stretched and spread, and the feel was inferior.
Comparative Examples 1-3, which do not contain the component (C), have adhesiveness and a feeling of use (stretching, spreading, and feeling) as compared with Examples 1-1 to 1-3, which contain the component (B) and the component (C). ) And the stability over time was inferior.

Prescription example 1 (stick-shaped eye shadow)
・ Ingredient name Content (mass%)
・ Diphenylsiloxyphenyltrimethicone 9.40
・ Triethylhexanoin 12.80
・ Hexyldecyl isostearate 10.00
-Ethylhexyl hydroxystearate 1.00
・ Hydrogenated polyisobutene 15.00
・ Dextrin palmitate 0.10
・ Tocopherol 0.05
・ Tri (caprylic acid / capric acid) glyceryl 23.48
・ Titanium oxide 0.45
・ Iron oxide 0.90
・ Red 202 0.05
・ Yellow 4 0.25
(A)
・ Synthetic wax 7.00
-(Ethylene / propylene) copolymer 2.00
・ Carnauba wax 0.50
・ (B) Hydrophobic fumed silica 0.02
・ (C) Composite powder 7.00
・ Pearl pigment 8.50
・ Mica 1.50
(Total 100.00)

The stick-like oil-based solid cosmetic of the present invention can be used for lipsticks, lipsticks, eye shadows and the like.

Claims (4)

(A) One or more solid waxes selected from sunflower seed wax, candelilla wax, carnauba wax, beeswax, rice bran wax, microcrystalline wax, synthetic wax, polyethylene, and (ethylene / propylene) copolymer 1% by mass or more, 10 Less than% by mass (B) (B1) Hydrophobic fumed silica or (B2) Hydrophilic fumed silica 0.01-0.3 mass%,
(C) A stick-shaped oil-based solid cosmetic containing 1 to 20% by mass of a composite powder in which a core composed of a polymer component other than polyurethane is coated with polyurethane.
The composite powder of the component (C) is a spherical particle or a hemispherical particle having an inner core portion and a coating portion covering the core portion and having a recess on the surface of the coating portion.
The core is composed of a first polymer component derived from a vinyl group-containing monomer containing a (meth) acrylate monomer.
The coating portion is composed of a second polymer component derived from a urethane component containing an isocyanate prepolymer.
The mass ratio (M2 / M1) of the mass (M1) of the first polymer component to the mass (M2) of the second polymer is 70/30 to 5/95.
Content of component (B) relative to total content of component (C) when component (B) in the cosmetic is hydrophobic fumed silica (B) / [(B) + (C)] × 100 (%) Is in the range of 0.1% to 1.0%,
The content of the component (B) relative to the total content of the component (C) when the component (B) in the cosmetic is hydrophilic fumed silica (B) / [(B) + (C)] × 100 A stick-like oil-based solid cosmetic having (%) in the range of more than 1.0% to 3.0%. The stick-shaped oil-based solid cosmetic according to claim 1, wherein the content ratio when the component (B) is (B1) hydrophobic fumed silica is 0.01 to 0.05% by mass. The stick-type oil-based solid cosmetic according to claim 1 or 2, wherein the solid wax of the component (A) contains one or more selected from (A1) synthetic wax, polyethylene, and (ethylene / propylene) copolymer. The stick-shaped oil-based solid cosmetic according to any one of claims 1 to 3 , further comprising (D) polyurethane powder.