JP2012149005A - Makeup cosmetic - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a makeup cosmetic with which coloration is good, the color that is first seen is applied, and the color is well retained over time, and makeup durability is good.SOLUTION: The makeup cosmetic is produced by mixing (A) a hydrophobization coloring material and (B) metallic soap-treated titanium oxide microparticles. The hydrophobization coloring material is preferably a coloring material that has been treated by a silicone compound or a fluorine compound, and the metallic soap-treated titanium oxide microparticles are preferably titanium oxide microparticles that have been treated by a calcium, magnesium, zinc, or aluminum salt of a C12 to 18 fatty acid.

Description

  The present invention relates to a makeup cosmetic containing a hydrophobized color material and metal soap-treated fine particle titanium oxide. More specifically, the present invention relates to a makeup cosmetic that is wet-molded and has excellent color development and long lasting makeup.

  Makeup cosmetics are made by dispersing pigments (organic, inorganic, pearl pigments, etc.) in various bases, and products in various forms are on the market. In particular, point makeup cosmetics such as eye shadows, lipsticks, and blushers are cosmetics that impart aesthetic effects by applying color to the skin, and their color development is one of the important characteristics.

  The properties of the powder components that are often incorporated in these makeup cosmetics affect not only the color development of the cosmetics but also the usability such as familiarity with the skin and smoothness. In order to obtain a powder having desired properties by surface treatment or the like, various contrivances have been made.

For example, Patent Document 1 describes a colored composite powder in which metal colloidal fine particles are encapsulated in a metal oxide and a cosmetic containing the same, and the colored composite powder particularly vividly develops blue or green color and has a beautiful color. It is said that the cosmetics which have are obtained.
Patent Document 2 describes a stick-shaped makeup cosmetic in which a specific spherical resin powder, polar oil, solid oil, and preferably a fluorescent dye are blended in a predetermined ratio, and a vivid and dull color is obtained. It is supposed to be done.

On the other hand, in Patent Document 3, when a cationic surfactant-treated powder obtained by treating a specific powder with a cationic surfactant and a hydrophobic treatment color material surface-treated with a silicone compound or a fluorine compound are blended In addition, it is described that a powder cosmetic that is excellent in usability such as familiarity with the skin and smoothness and has little color dullness over time can be obtained.
However, in general makeup cosmetics, the color of the cosmetic itself is often different from the color when applied to the skin, and the beautiful color obtained when applied to the skin changes over time. There was also a problem.

JP 2008-24677 A JP 2008-247844 A JP 2006-199645 A

  Accordingly, an object of the present invention is to provide a makeup cosmetic that has a good color development and is applied with an as-looked color and that has a good color residue over time and is excellent in long-lasting makeup.

  In order to solve this problem, the present inventors have made extensive studies and, as a result, formulated with (A) a hydrophobized colorant and (B) a metal soap-treated fine particle titanium oxide in a makeup cosmetic produced by wet molding. As a result, it was found that a cosmetic with excellent color development and good color residue over time was obtained, and the present invention was completed.

  That is, the present invention provides a makeup cosmetic produced by wet molding, comprising (A) a hydrophobized colorant and (B) a metal-treated soap-treated fine particle titanium oxide.

  The makeup cosmetic of the present invention is excellent in color development, can reproduce the color as it is seen on the skin, and is excellent in makeup, and maintains the color when applied for a long time without discoloration over time. The effect that it is done. In addition, the makeup cosmetic of the present invention is excellent in removal from the container and fit to the skin.

The makeup cosmetic of the present invention contains a hydrophobized color material (component A). The hydrophobized color material in the present invention means a color material whose surface has been hydrophobized.
The surface treatment agent for hydrophobizing the surface is not particularly limited, but it is preferable to use a silicone compound or a fluorine compound.
Examples of the silicone compound include dimethicone, methicone, silane coupling agent, alkyl-modified silicone, and silicone resin.
Examples of the fluorine compound include a fluorine-modified alkyl compound and a fluorine-modified silicone compound, and examples thereof include perfluoroalkyl phosphate esters and salts thereof, perfluoroalkylsilane, Teflon (registered trademark), and perfluoroalkylcarboxylic acid. Moreover, you may perform the hydrophobization process used together with an alkyl acrylate, an (alkyl acrylate / dimethicone) copolymer, etc. with a fluorine compound.

  Coloring materials to be hydrophobized include white pigments such as titanium oxide, zinc oxide, and cerium oxide, and colored pigments such as yellow iron oxide, red iron oxide, black iron oxide, chromium oxide, carbon black, ultramarine, and bitumen Is mentioned.

  The blending amount of the hydrophobized color material in the makeup cosmetic of the present invention is usually 0.01 to 40% by mass, preferably 0.05 to 35% by mass. If the blending amount is less than 0.01% by weight, coloration as a coloring material may not be observed. If the blending amount exceeds 40% by weight, the product can be removed with a chip or the like and used for elongation to the skin. Tend to get worse.

  The makeup cosmetic of the present invention further contains metal soap-treated fine particle titanium oxide (component B). The metal soap-treated fine particle titanium oxide in the present invention is obtained by treating the surface of fine particle titanium oxide with a metal soap.

  The fine particle titanium oxide constituting the metal soap-treated fine particle titanium oxide of the present invention is not particularly limited as long as it is called fine particle titanium oxide. Generally, fine particle titanium oxide having an average primary particle size of 0.1 μm or less is used. Preferably used. The lower limit of the average particle diameter of the fine particle titanium oxide is not particularly limited, but is usually about 30 nm. The fine particle titanium oxide can be produced, for example, by a conventional method such as a sulfuric acid method or a chlorine method, and a commercially available product can also be used. Examples of commercially available fine particle titanium oxide include SIV series, TTO-55 series, TTO-S series (above, manufactured by Ishihara Sangyo Co., Ltd.), MT-100TV, MT-500V, MT-01 (above, manufactured by Teika), etc. Is mentioned.

In the present invention, fine particle titanium oxide whose surface is treated with a metal soap is used as an essential component. The metal soap used for the surface treatment is a polyvalent metal salt of a fatty acid, and those having a fatty acid having 12 to 18 carbon atoms are particularly preferred. Examples of such salts include calcium, magnesium, zinc and aluminum. In particular, aluminum salts are preferred.
Preferable specific examples include aluminum stearate, aluminum distearate, aluminum oleate, aluminum palmitate, aluminum laurate, aluminum myristate, and aluminum dimylate.

  The method of treating the surface of the fine particle titanium oxide with a metal soap is not particularly limited. For example, the metal soap is dissolved in a volatile solvent such as isoparaffin or isopropyl alcohol, mixed with the fine particle titanium oxide, and then the volatile solvent is volatilized. Can be prepared. Further, it is also possible to simply mix fine particle titanium oxide and metal soap.

  The compounding amount of the metal soap-treated fine particle titanium oxide in the makeup cosmetic of the present invention is usually 0.1 to 5% by mass, preferably 0.2 to 3% by mass. If the blending amount is less than 0.1% by mass, the effect of improving the color development tends to be lost. If the blending amount exceeds 5% by mass, a tingling sensation caused by fine particles is observed when applied to the skin. Tend to get worse.

  Further, the makeup cosmetic of the present invention is characterized by being manufactured by wet molding. Wet molding means adding a solvent to a cosmetic base containing a powder component containing the hydrophobic treatment color material (component A) and metal soap-treated fine particle titanium oxide (component B) and an oil component containing oil and the like. Then, after the slurry is filled in the container, the solvent is removed (see, for example, Japanese Patent Publication Nos. 57-60004 and 61-54766).

  Examples of the volatile solvent used for wet molding include cyclic silicone, volatile linear silicone, light liquid isoparaffin, methylene chloride, fluorocarbon, hexane, cyclohexane, ether, toluene, xylene, acetone, benzene, terpenes, water 1,3 butanediol, ethanol, methanol, propanol, isopropanol, butanol, and the like, and can be appropriately selected depending on the type of compounding component.

  Examples of the wet disperser used for wet molding include, for example, a medium agitating mill using a medium such as zirconia beads, glass beads, and stainless beads from a normal wet disperser such as a disper mixer or a homogenizer. It is not limited.

  In addition to the essential components A and B described above, the makeup cosmetic of the present invention may contain other optional components conventionally used in makeup cosmetics in a range that does not impair the effects of the present invention. Specific examples include powder components (excluding metal soap-treated fine particle titanium oxide and hydrophobized color material), oil, wax, humectant, surfactant, thickener, dye, and preservative.

  Powder components other than the essential component A (hydrophobized color material) and component B (metal soap-treated fine particle titanium oxide) include extender pigments, colorants, pearl agents, lame agents, and the like. It may be used.

Examples of extender pigments include, for example, pulverized products of viscous minerals such as mica, sericite, talc, and kaolin, silicic anhydride, cerium oxide, silica, zinc stearate, fluorine-containing phlogopite, synthetic talc, barium sulfate, boron nitride, Examples thereof include bismuth oxychloride, alumina, and magnesium carbonate.
Examples of the colorant (color pigment) include bengara, yellow iron oxide, black iron oxide, ultramarine blue, titanium oxide, zinc oxide, and salmon.

  As the pearl agent, titanium dioxide coated mica (titanium mica), iron oxide coated mica titanium, carmine coated mica titanium, carmine / konjo coated mica titanium, iron oxide / carmine-treated mica titanium, conger-treated mica titanium, iron oxide / konjo-treated mica Titanium, chromium oxide-treated mica titanium, black titanium oxide mica titanium, acrylic resin coated aluminum powder, titanium oxide coated mica, titanium oxide coated bismuth oxychloride, titanium oxide coated talc, colored titanium oxide coated mica, titanium oxide coated synthetic mica, oxidation Typical examples include titanium-coated silica, titanium oxide-coated alumina, titanium oxide-coated glass powder, polyethylene terephthalate / potimethyl methacrylate laminated film powder, bismuth oxychloride, fish scale foil, and the like.

  Examples of the oil component include hydrocarbon oil, ester oil, and silicone oil. Specifically, hydrocarbon oils such as squalane, liquid paraffin and petrolatum, higher fatty acids such as myristic acid, palmitic acid, stearic acid, 12-hydroxystearic acid and behenic acid, cetyl alcohol, stearyl alcohol, oleyl alcohol, batyl alcohol Higher alcohols such as cetyl-2-ethylhexanoate, 2-ethylhexyl palmitate, 2-octyldodecyl myristate, neopentyl glycol-2-ethylhexanoate, glyceryl trioctanoate, pentaerythritol tetraoctanoate, triisostearic acid Ester oil such as glyceryl, glyceryl diisostearate, isopropyl myristate, myristyl myristate, glyceryl trioleate, olive oil, avocado oil, jojoba oil, sunflower Oils such as safflower oil, coconut oil, macadamia nut oil, mink oil, lanolin, liquid lanolin, lanolin acetate, castor oil, dimethylpolysiloxane, methylphenylpolysiloxane, highly polymerized gum dimethylpolysiloxane, polyether-modified silicone And silicone oil such as amino-modified silicone, fluorine oil such as fluorine-modified dimethylpolysiloxane, fluorine-modified methylphenylpolysiloxane, perfluoropolyether, and perfluorocarbon.

Examples of the wax include carnauba wax, candelilla wax, bees wax, mole, ceresin wax, microcrystalline wax, and solid paraffin wax.
Examples of the humectant include polyhydric alcohol humectants such as glycerin, propylene glycol, and 1,3 butylene glycol.
These optional components are mixed with the base at the stage of the cosmetic base in wet molding.

  As described above, the makeup cosmetic of the present invention is particularly excellent in color developability and good color durability. Therefore, the cosmetic of the present invention is suitable for use as an eye shadow in point makeup cosmetics such as eye shadow, blusher and lipstick.

  Hereinafter, the present invention will be described in more detail with specific examples, but the present invention is not limited to the following examples. Moreover, the compounding quantity in a following example etc. shows the mass% unless there is particular notice.

(Examples and Comparative Examples)
A sample (eye shadow) having the composition listed in Table 1 below was prepared by a wet molding method. Ethanol was used as a volatile solvent in wet molding. Each of the obtained samples was evaluated according to the following evaluation methods and standards for good removal from the container, good color development when applied, and fit to the skin. The results are also shown in Table 1.

(Evaluation method)
Each sample was used by a panelist (10 persons) and subjected to sensory evaluation (score) in five stages. Based on the average score, the following evaluation criteria were used.
(Score)
5: Very good 4: Excellent 3: Normal 2: Inferior 1: Very inferior (Evaluation criteria)
◎: Evaluation value (average value) 4.0 or more and 5.0 points or less ○: Evaluation value (average value) 3.0 or more and less than 4.0 points △: Evaluation value (average value) 2.0 or more and 3.0 points Less than x: Evaluation value (average value) 1.0 or more and less than 2.0 points

  Example 1 which mix | blended the metal soap process fine particle titanium oxide was excellent in all the items of color development and a feeling of fitting compared with Comparative Examples 1-7 which mix | blended the other powder component.

  Below, the other formulation example of the makeup cosmetics which concern on this invention is given. Also with the cosmetics of these formulation examples, good color development, fit and usability were obtained as in Example 1.

Formulation Example 1 (Eye Shadow):
Compounding ingredients Compounding amount (% by mass)
Vaseline 2
Dimethylpolysiloxane 2
Methylphenyl polysiloxane 2
Glycerin 0.1
Trioctanoin 1
Plant-based squalane 0.5
Sorbitan sesquiisostearate 1
Boron nitride 2
Mica titanium 4
Phlogopite 4
Synthetic phlogopite 0.1
Sericite 25
Talc Residual Mica 7
Zinc myristate 1
Aluminum stearate 0.01
Silicic anhydride 4
Phytosterol 0.01
DL-α-tocopherol acetate 0.02
D-δ-tocopherol 0.02
Acetylated sodium hyaluronate 0.02
P-Hydroxybenzoate ester 0.2
Alkylsilane-treated iron oxide 9
Aluminum stearate treated fine particle titanium oxide 3
Synthetic sodium silicate / magnesium 0.1
Perfume proper amount diisostearyl malate 5
Triisostearin 2

Formulation Example 2 (Eye Shadow):
Compounding ingredients Compounding amount (% by mass)
Liquid paraffin 3
Dimethylpolysiloxane 3
Mica 20
Talc Residual aluminum stearate treated fine particles Titanium oxide 2
δ-tocopherol appropriate amount paraoxybenzoate 0.2
Cobalt titanate 4
Silicone-treated iron oxide 4
Aluminum magnesium silicate 1.5
Fragrance Appropriate Sericite 20
Sorbitan sesquiisostearate 2
Zinc myristate 5

Formulation example 3 (blusher):
Compounding ingredients Compounding amount (% by mass)
Bengala coated mica titanium 30
Talc Residual Mica 15
δ-tocopherol 0.02
Paraoxybenzoic acid ester Appropriate amount of dye Appropriate amount of alkyl-modified silicone-treated iron oxide 1
Stearic acid-treated fine particle titanium oxide 0.5
Aluminum magnesium silicate 3
Perfume proper amount cross-linked silicone powder 5
Polyalkyl acrylate 10
Metal soap processing talc 15

That is, the present invention provides a makeup cosmetic produced by wet molding, comprising (A) a hydrophobized colorant and (B) metal soap-treated fine particle titanium oxide.

Examples of pearl agents include titanium dioxide-coated mica (titanium mica) , iron oxide-coated mica titanium, carmine-coated mica titanium, carmine / conjugate-coated mica titanium, iron oxide / carmine-treated mica titanium, conger-treated mica titanium, iron oxide / conjugate treatment Mica titanium, chromium oxide treated mica titanium, black titanium oxide coated mica titanium , acrylic resin coated aluminum powder, titanium oxide coated mica, titanium oxide coated bismuth oxychloride, titanium oxide coated talc, colored titanium oxide coated mica, titanium oxide coated synthetic mica Typical examples include titanium oxide-coated silica, titanium oxide-coated alumina, titanium oxide-coated glass powder, polyethylene terephthalate / potimethyl methacrylate laminated film powder, bismuth oxychloride, fish scale foil, and the like.

Formulation example 3 (blusher):
Compounding ingredients Compounding amount (% by mass)
Bengala coated mica titanium 30
Talc Residual Mica 15
δ-tocopherol 0.02
Paraoxybenzoic acid ester Appropriate amount of dye Appropriate amount of alkyl-modified silicone-treated iron oxide 1
Aluminum stearate treated fine particle titanium oxide 0.5
Aluminum magnesium silicate 3
Perfume proper amount cross-linked silicone powder 5
Polyalkyl acrylate 10
Metal soap processing talc 15

Claims (3)

A makeup cosmetic produced by wet molding, comprising (A) a hydrophobized colorant and (B) a metal-treated soap-treated fine particle titanium oxide. The cosmetic according to claim 1, wherein the (A) hydrophobic treatment color material is a color material treated with a silicone compound or a fluorine compound. The cosmetic according to claim 1 or 2, wherein the (B) metal soap-treated fine particle titanium oxide is fine particle titanium oxide treated with a calcium, magnesium, zinc, or aluminum salt of a fatty acid having 12 to 18 carbon atoms.