JP6144602B2 - Marble beauty nail - Google Patents

Description

  The present invention relates to a beautiful nail material containing a colored fiber, and more particularly, to a beautiful nail material whose appearance after being applied to a nail and dried or when the transparent container is filled with a marble (marble) -like appearance. .

  Beauty nails are one of the point makeup cosmetics that require a wide range of color tones, including colorants such as organic pigments and inorganic pigments, and brilliants such as pearls and lamé to enhance the cosmetic effect. Widely used and formulated. Further, in recent years, as a technique for enhancing the makeup effect, a technique for blending hologram glitter that can provide a three-dimensional glossy effect due to the uneven shape of the surface (Patent Document 1), and a high saturation for obtaining an unprecedented high chroma makeup film A technique (Patent Document 2) that blends fibers that have been colored with a colorant and surface-treated is known.

  By the way, recently, cosmetics with various appearances have been developed in the makeup cosmetics market, and cosmetics with various appearances have been developed. For example, there are cosmetics having a unique marble-like finish (marble touch) in which different shades are mixed unevenly. These have been known for solid cosmetics in which a plurality of different colors of cosmetics are mixed inhomogeneously to form a solid (Patent Document 3). It was agitated and it was difficult to maintain the marble tone, or the appearance pattern could not be reflected in the finished decorative film. Although it is also shown that it can be applied to a beauty nail material (nail color) (Patent Document 4), there is no mention of a point of reflecting an appearance pattern on a decorative film. In addition, in order to obtain a marble-like coating film with a beautiful nail material, a method of creating a pattern by applying multiple beautiful nail materials and mixing them with a brush before drying is proposed. To get it, technology was needed.

JP 2001-48774 A JP 2000-319132 A Japanese Unexamined Patent Publication No. 63-014709 JP 2002-370933 A Japanese Patent Laid-Open No. 3-101611 JP 2009-057324 A

  The present invention has been made in the above-mentioned present situation, and has a good nail material that can impart a beautiful marble appearance to the nail after application while having excellent application properties and the like, and more preferably, a coating color and a beautiful nail material. It is to provide a beauty nail that has the same or similar appearance.

  In order to solve the above-mentioned problems, the present inventor has been diligently researching on a beautiful nail material, and was colored in a different color from the beautiful nail material base in an opaque beautiful nail material base having a concealing property. By blending the colored fibers, it was found that the appearance when filled in a transparent container and the appearance after being applied to nails and dried become marble (marble) -like, thereby completing the present invention.

  That is, the present invention is a marble-like nail material comprising a colored fiber in an opaque nail material base containing at least a film-forming component and a solvent component.

  The beauty nail material of the present invention is capable of imparting a beautiful marble-like appearance to the nail after application while having excellent application properties and the like, and the appearance of the beauty nail itself is the same as the application color Alternatively, it is a similar nail material and has a high commercial value.

It is a photograph which shows the external appearance when it fills in the transparent container about invention products 1 thru | or 3 among the beautiful nail materials obtained in Example 1. FIG. It is a photograph which shows the external appearance when filling the transparent container about the comparative products 1, 3, and 4 among the beautiful nail materials obtained in Example 1. FIG.

  The beauty nail material of the present invention is a marble-like beauty nail material containing colored fibers in an opaque beauty nail base as described above.

  In the present specification, the marble-like nail material is a material whose appearance after being applied to nails exhibits a pattern similar to marble (marble). It is dispersed in the beautiful nail material so that the contained colored fibers are entangled to form a unique marble, and the appearance of the beautiful nail itself is the same or similar. An example of the marble-like appearance filled in this transparent container is shown in FIG.

  The beauty nail base of the present invention contains at least a film forming component and a solvent.

  Of these, the film-forming component is not particularly limited as long as it is used for ordinary beauty nails, and can be used. Specific examples include nitrocellulose, phthalic acid alkyd resin, toluenesulfonamide resin, toluenesulfonamide epoxy resin, alkyl (meth) acrylate (co) polymer, benzoic acid sucrose ester, (alkyl acrylate) / Dimethicone) copolymer, (meth) alkyl acrylate / styrene copolymer, (adipic acid / neopentyl glycol / trimellitic anhydride) copolymer, (phthalic anhydride / trimellitic anhydride / glycols) copolymer, (meth) Examples thereof include alkyl acrylate / acrylonitrile / styrene copolymers, polyvinyl acetate, polyvinyl alcohol, polyvinyl pyrrolidone, and silicone resins.

  These film-forming components can be used alone or in combination of two or more. However, it is preferable to use nitrocellulose. To this, toluenesulfonamide epoxy resin or alkyl acrylate / styrene copolymer is used. Those used in combination are also preferred. In addition, as a commercial item of the said nitrocellulose, nitrified cotton H1 / 2, H1 / 4, H1 / 8, L1 / 2, L1 / 4 (all Asahi Kasei Kogyo Co., Ltd. product) etc. are mentioned, for example.

  The blending amount of the film-forming component in the beauty nail base is not particularly limited, but is preferably 5 to 50% by mass (hereinafter referred to as%), and more preferably 10 to 35% in the beauty nail composition.

  Examples of the solvent include organic solvents such as ethyl acetate, butyl acetate, isopropyl alcohol, ethanol, butanol, methyl ethyl ketone, acetone, heptane, hexane, toluene, xylene, water, and the like, and one or more of these are used. be able to.

  Although the compounding quantity of a solvent will not be specifically limited if it is the quantity mix | blended with the usual beautiful nail | claw material, It is preferable to set it as about 40%-90%.

  In general, a beauty nail material may contain a powder component as a gelling agent, a pigment, and the like. However, in the present invention, in order to make the beauty nail material base non-transparent, a quantity and quality other than this are necessary. It is preferable to blend the concealing powder. Such hiding powders include white inorganic pigments such as titanium oxide, zinc oxide, cerium oxide, and barium sulfate, colored inorganic pigments such as iron oxide, carbon black, chromium oxide, chromium hydroxide, bitumen, and ultramarine blue, and talc. And white extender powders such as muscovite, phlogopite, saucite, biotite, synthetic mica, sericite, kaolin, aluminum oxide, magnesium oxide, and calcium carbonate.

  Among these, white pigments such as titanium oxide, cerium oxide, and zinc oxide, and colored pigments such as iron oxide, conjugation, and gunjo are listed as those that provide sufficient hiding properties to make the nail polish base opaque. Can do. The particle size is preferably about 0.1 to 5 μm. Further, the blending amount is 0.03 to 7%, preferably 0.1 to 5%, more preferably 0.2 to 2% with respect to the nail base.

  In the beauty nail base of the present invention, it is preferable to further contain a clay mineral so that the colored fibers to be contained exhibit a good marble shape. Examples of clay minerals include montmorillonite and hectorite, and examples of commercially available products include Benton 27, Benton 38 (manufactured by NL Industry), and Lucentite (Coop Chemical Co.). Such a clay mineral is preferably blended in an amount of 0.1 to 5%, more preferably 0.5 to 3%, based on the nail base.

  If necessary, the nail polish base of the present invention may further include a gelling agent such as silicic acid anhydride; a plasticizer such as phthalic acid ester-based, citrate ester such as acetyltributyl citrate, camphor; pigments other than the above Colorants such as dyes and pearls; powders other than the above can be blended. In addition, diluents, viscosity modifiers, oils, surfactants, UV absorbers, antifading agents, antioxidants, antifoaming agents, moisturizers, chemicals, fragrances, inorganic acids, organic acids, etc. may be blended in appropriate amounts. it can.

  The colored fibers used in the present invention are those obtained by coloring fibers such as nylon, polyethylene terephthalate, polypropylene, polycarbonate, polymethyl methacrylate, polyester, etc., which are usually used in cosmetics, using an appropriate colorant.

  The colored fiber has a thickness of about 0.01 to 20 denier (hereinafter simply referred to as “D”) and a length of about 0.1 to 5 mm. A preferable thickness is 3 to 10 D, and a preferable length. The thickness is 0.5 to 3 mm, 0.5 to 7%, further 1 to 5%, more preferably 1 to 3%.

  In addition, it is already known in Patent Documents 5 to 6 and the like to mix fibers in a beauty nail for the purpose of various effects, but any of these uses colored fibers to obtain a marble-like appearance. It is not disclosed to do.

  In the present invention, in order to obtain a marble-like appearance, it is necessary to adjust the concealment degree of the opaque nail base and the color difference between the beautiful nail base and the colored fibers contained therein.

  That is, it is preferable that the concealment degree (ΔL) after the beauty nail base is measured by the following test method is 20 to 65, more preferably 30 to 50 in absolute value. Within this range, a good marble-like appearance can be obtained.

[Concealment test]
A coating film is formed on the masking rate test paper (manufactured by TP Giken Co., Ltd.) with a beautiful nail base using a doctor blade at a thickness of 100 μm. After drying this, the spectral colorimetry device (MINOLTA CM-503d) is used to measure the black value L and the white value L of the concealment rate test paper, and the difference ΔL is defined as the concealment degree.

  Moreover, it is preferable that the color difference (ΔE) between the beautiful nail base and the colored fiber contained is 30 or more, more preferably 35 or more, determined by the following method.

[Color difference test]
A beautiful nail base is a color difference meter (Nippon Denshoku) using a doctor blade to form a coating film in the form of a glass plate with a thickness of 400 μm and drying, and a colored fiber filled in a glass cell (30Φ, 15 mm). L-value, a-value and b-value are measured using a color difference meter SE-2000). From the difference (ΔL, Δa and Δb) between the beauty nail base and the colored fiber L-value, a-value and b-value, the following formula To obtain the color difference (ΔE).

ΔE = (ΔL ² + Δa ² + Δb ² ) ^1/2

  In the present invention, the marble-like nail polish preferably has a viscosity of at least 1000 mPa · s or more, more preferably 3000 mPa · s or more to obtain a marbled appearance or a coating film, preferably 20000 mPa · s or less, and further 15000 mPa · s. -The thing below s is preferable at the point of the ease of application | coating.

  The beauty nail material of the present invention is prepared by appropriately blending each of the above-described components under the above-mentioned marble-like conditions in accordance with a conventional method, for example, uniformly mixing and dispersing using a device such as a disperse mill or a homomixer. Can be prepared.

  The nail material of the present invention obtained as described above can be made into a nail color, a top coat or the like. Further, the container to be filled is not particularly limited, such as a nail color container with a coated body such as a brush, a tube container or the like. However, a container filled with a transparent container is preferable in terms of appealing appearance characteristics.

  EXAMPLES Next, although a test example and an Example are given and this invention is demonstrated in detail, this invention is not restrict | limited at all by these Examples.

Test example 1
Concealment test:
A test sample was prepared by adding titanium oxide (average particle size: 0.25 μm; manufactured by Ishihara Sangyo Co., Ltd.) to the following beauty nail base so as to be 0.1 to 2.5% and stirring sufficiently. A concealment rate test paper (manufactured by TP Giken Co., Ltd.) having half white and half black was prepared, and a test sample was applied thereon with a thickness of 100 μm using a doctor blade to form a coating film. After drying this, the L value of the black background and the L value of the white background were measured using a spectrocolorimeter (MINOLTA CM-503d), and the difference ΔL was measured. The results are shown in Table 1.

<Beauty nail base> (%)
Nitrocellulose 10
Toluenesulfonamide epoxy resin 5
Alkyl acrylate / styrene copolymer 5
Phthalic acid alkyd resin 5
Ethyl acetate 20
Butyl acetate remaining isopropyl alcohol 5
Butanol 2
Acetyltributyl citrate 5
dl-Camphor 3
Organic modified bentonite 1
Silicic anhydride 0.5
Oxybenzone 0.5

Test example 2
Color difference measurement test:
First, colored fibers (6D, 2 mm) obtained by dyeing nylon fibers into four colors were prepared, and their L value, a value, and b value were measured. Similarly, L value, a value, and b value were measured for Samples 1 to 4 used in Test Example 1.

  Next, the color difference (ΔE) was determined from the difference between the L value, a value, and b value (ΔL, Δa, and Δb) of each colored fiber and Samples 1 to 4 according to the following equation.

ΔE = (ΔL ² + Δa ² + Δb ² ) ^1/2

Example 1
Nail color:
Using the nail polish base used in Test Example 1, nail colors of the present invention products 1 to 8 and comparative products 1 to 4 were prepared by the formulation shown in Table 3 and the following production method. The obtained nail color was subjected to sensory evaluation according to the following evaluation criteria: a. Nail color marble appearance (cosmetic appearance) filled in a transparent container; b. Nail color coating film appearance (coating film appearance). The results are also shown in Table 3.

[Cosmetic appearance]
Whether the nail color had a marble-like appearance from the front of the container was visually observed and judged according to the following criteria.
<Criteria>
(Judgment): (Evaluation)
◎: A beautiful marble-like appearance is exhibited. ○: A marble-like appearance is exhibited. △: A slight marble-like appearance is exhibited. ×: A marble-like appearance is not exhibited.

[Appearance of coating film]
Ten panelists specializing in cosmetics were used to evaluate whether the coating film had a marble-like appearance according to the following evaluation criteria, and the average score of all panels was determined according to the following criteria.

<Evaluation criteria>
(Score): (Evaluation)
3 points: A beautiful marble-like appearance 2 points: A marble-like appearance 1 point: A slight marble-like appearance 0 Points: No marble-like appearance

<Criteria>
(Judgment): (Evaluation)
◎: 2.5 points or more ○: 1.5 points or more, less than 2.5 points △: 1 point or more, less than 1.5 points ×: less than 1 point

(Production method)
A. (2) to (6) were added to (1), mixed uniformly, and filled in a colorless transparent glass brushed container to obtain a beautiful nail material.

  As shown in Table 3, the inventive products 1 to 8 had a nail color that was marbled in appearance and coating film. On the other hand, the comparative products 1 to 4 did not exhibit marble like appearance and coating film. The comparative product 1 containing colorless interference fibers has a uniform white appearance, and the comparative products 2 and 3 containing colored glittering powder are uniformly dispersed in glittering powder. A coating film was not obtained. Moreover, the comparative product 4 which mix | blended the transparent nail color colored fiber also did not exhibit marble-like, and precipitation of the colored fiber was seen.

Example 2
Nail color:
(Ingredient) (%)
(1) Butyl acetate 32
(2) Residual amount of ethyl acetate (3) Nitrocellulose 12
(4) Phthalic acid alkyd resin 4
(5) Isopropyl alcohol 4.5
(6) Acetyltributyl citrate 5
(7) Tosylamide / epoxy resin 4
(8) Sucrose isobutyrate 3
(9) stearalkonium hectorite 1
(10) Styrene / acrylic resin 1
(11) Oxybenzone-3 0.1
(12) Dimethicone 0.01
(13) Tocopherol 0.1
(14) Fragrance 0.2
(15) Titanium oxide 0.2
(16) Yellow iron oxide 0.005
(17) Titanium oxide coated glass flakes * 3 0.3
(18) Titanium oxide coated synthetic phlogopite * 4 0.35
(19) Red colored fiber (6D 2mm) 2
* 3: Microglass Metashine MT1080RY (Nippon Sheet Glass Co., Ltd.)
* 4: HELIOS R100S (Topy Industries, Ltd.)
(Production method)
Components (1) to (19) were mixed, defoamed, and filled into a container to obtain a nail enamel.
The nail color of Example 2 had a marble-like appearance and coating film.

Example 3
Nail color:
(Ingredient) (%)
(1) Alkyl acrylate emulsion polymer 60
(2) Ethanol 5
(3) Purified water remaining amount (4) Bentonite 1
(5) Red No. 226 0.01
(6) Titanium oxide 0.5
(7) Blue colored fiber (7D, 0.5 mm) 1.5
(8) Methyl paraoxybenzoate 0.05
(9) Diethylaminohydroxypentyl hexyl benzoate 0.04
(10) Ethylhexyl methoxycinnamate 0.06
(11) Lavender water 0.3
(Production method)
Components (1) to (11) were mixed, defoamed, and filled into a container to obtain a nail enamel.
The nail color of Example 3 had a marble-like appearance and coating film.

  The beauty nail material of the present invention is capable of imparting a beautiful marble appearance to the nail after application while having excellent coating properties and the like.

Moreover, the appearance of the beauty nail itself is a beauty nail that is the same as or similar to the applied color, and it is easy for consumers to select.

Claims (6)

At least film-forming component, an opaque nail enamel base containing a solvent component and a white pigment from 0.2 to 2 wt%, Ri Na contain colored fibers, L values of the colored fibers themselves, a value and b And ΔL, Δa and Δb which are the differences between the L value, the a value and the b value of the beauty nail base
ΔE = (ΔL ² + Δa ² + Δb ² ) ^1/2
Accordance color difference (Delta] E) is obtained, a 30 or more, the content of the colored fibers Ru 1 to 5 mass% der Marble Samabi Tsumeryo.   The difference n between the L value of the black background and the L value of the white background measured after drying is applied to the concealment rate test paper in which the beauty nail base is applied to white and black with a coating thickness of 100 μm. The marble-like nail material according to claim 1, which is 20 to 65. Marble-like nail enamel according to claim 1 or 2 the length of the colored fiber is 0.1mm or more 5mm or less. Marble-like nail enamel according to any one of the paragraphs thickness of the colored fiber is 20 denier or less than 0.01 denier claims 1-3. The marble-like nail material according to any one of claims 1 to 4, wherein a content of the colored fiber is 1 to 3% by mass . The marble-like beautiful nail material according to any one of claims 1 to 5 , which is filled in a transparent container.