JP2000327532A - Concealer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a cosmetic suitable for a concealer having an excellent makeup effect even in the case of urethane chip by making the cosmetic include talc, opacifying powder, titanium mica, a liquid fat and a solid fat in a specific ratio. SOLUTION: This cosmetic comprises (A) 3-15 wt.%, preferably 5-10 wt.% of tale, (B) 15-25 wt.% of, preferably 18-22 wt.% of opacifying powder, (C) 15-25 wt.% preferably 18-22 wt.% of titanium mica, (D) 20-60 wt.% preferably 25-50 wt.% of a liquid fat and (E) 3-15 wt.%, preferably 4-12 wt.% of a solid fat. The component D means the general name of hydrocarbon, silicone, fatty acid alkyl ester, higher alcohol, fatty acid, etc., showing fluidity at 20 deg.C and having low polarity. The component E means an oily component having properties capable of retaining a shape at 20 deg.C. A combination of a microcrystalline wax and a polyethylene is preferably used as the component E.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a cosmetic suitable for oil gel cosmetics such as concealer.

[0002]

2. Description of the Related Art Concealers are cosmetics that hide skin problems such as partial pigment abnormalities such as spots. Usually, a cosmetic such as a foundation is applied on top of this, so that such cosmetics provide a cosmetic effect. Oil gel preparations, which are difficult to change, are used. In addition, since it is a cosmetic that hides skin problems, it contains opaque powder such as titanium dioxide and zinc oxide. There are many. However, in application by a chip, compatibility with cosmetics is not easily matched, and it has been very difficult to find an appropriate combination. That is, if the compatibility is poor, it is not uncommon for the cosmetic to be difficult to remove or to be unsteady.
Further, as chips used for such coating, urethane chips are often used from the viewpoint of usability and application properties for compensating for poor spread of the oil gel. In the case of urethane chips, the tendency of any of the above-mentioned buttoning is particularly remarkable, and improvement thereof has been desired.

[0003] On the other hand, cosmetics containing talc, opaque powder, titanium mica, liquid fat and solid fat are known, but they are used in the following proportions: 3 to 15% by weight of talc,
Concealable powder 15-25% by weight, titanium mica 15-25
No cosmetics characterized by containing at a ratio of 20 to 60% by weight of liquid fat, 20 to 60% by weight of liquid fat and 3 to 15% by weight of solid fat. Therefore, such cosmetics are excellent in terms of spreadability and covering power as a concealer, and furthermore, when applied with urethane chips, there is no fluttering, and such effects are not lost at all. Was not known.

[0004]

SUMMARY OF THE INVENTION The present invention has been made under such circumstances, and it is an object of the present invention to provide a cosmetic suitable for a concealer which is excellent in cosmetic effect even with urethane chips.

[0005]

In view of such a situation, the present inventors have conducted intensive studies for a cosmetic suitable for a concealer having excellent cosmetic effect even with urethane chips, and as a result, talc 3 to 15% by weight was obtained. Such cosmetics are characterized by containing 15 to 25% by weight of opaque powder, 15 to 25% by weight of titanium mica, 20 to 60% by weight of liquid fat and 3 to 15% by weight of solid fat. He discovered the characteristics and completed the invention. Hereinafter, the present invention will be described in detail focusing on embodiments.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS (1) Essential Components of the Cosmetic of the Present Invention The cosmetic of the present invention contains 3 to 15% by weight of talc, 15 to 25% by weight of opaque powder, 15 to 25% by weight of titanium mica, It is characterized by containing 20 to 60% by weight of liquid fat and 3 to 15% by weight of solid fat. Of these, talc, opaque powder, and titanium mica can all be those used in cosmetics, and all of them can be used as powders as well, and hydrogen methylpolysiloxane Or dimethicone, a silylating agent, a metal soap such as magnesium stearate, an amino acid derivative such as N-acylated glutamate, or the like, for use. When such a surface-treated powder is used, In any case, the powder is an essential component of the present invention. Further, the opaque powder means a powder for cosmetics having a high degree of concealment, specifically, other metals or metal oxides may be contained between lattices or on the surface. Preferred examples include titanium dioxide and zinc oxide. These opaque powders may contain only one kind, or may contain two or more kinds in combination.

The preferred contents of talc, opaque powder and titanium mica in the cosmetic of the present invention are 3 to 15% by weight of talc, 15 to 25% by weight of opaque powder and 15 to 25 of titanium mica, respectively. %, More preferably 5 to 10% by weight of talc, 18 to 22% by weight of opaque powder, and 18 to 22% by weight of titanium mica. This is because when the amount of talc is too small, the cosmetic may be removed when the cosmetic is taken with urethane chips or the like, and when the amount of the talc is too large, the cosmetic may be poorly removed. If the body is too small, cosmetic effects such as covering power may be impaired, and if it is too large, the spread may become heavy or the unevenness of the cosmetic may appear, and titanium mica is used. If the amount is too small, the naturalness of the covering power and the lightness of the spread may be impaired. If the amount is too large, the concealing power of the skin trouble may be impaired, which is not preferable.

[0008] An essential component of the cosmetic of the present invention is that it contains 20 to 60% by weight, more preferably 25 to 50% by weight of liquid fat. If less than this content,
This is because the hardness of the system increases and the feeling of use may be impaired. If the amount is too large, problems such as separation of oily components may occur on stability. Here, the liquid fat referred to in the present invention is 2
It shows fluidity at 0 ° C. and means a general term for hydrocarbons, silicones, fatty acid alkyl esters, (di) carboxylic acid alkyl esters, fatty acid triglycerides, higher alcohols, fatty acids and the like having low polarity. Of these, silicones such as cyclic dimethylpolysiloxane, dimethicone and methylphenylpolysiloxane, and esters such as cetyl 2-ethylhexanoate and tetra (2-ethylhexanoic acid) erythritol are particularly preferred. . These may contain only one kind, or may contain two or more kinds in combination.

The essential component of the cosmetic of the present invention is that it contains 3 to 15% by weight, more preferably 4 to 12% by weight of solid fat. This is because if the amount of the solid fat is too large, the system becomes too hard, and the spreading and removal may be inhibited, and if the amount is too small, an undesired event may occur such as separation of the oil component at a high temperature. . In the present invention, the solid fat means an oily component having properties capable of maintaining its shape at 20 ° C., such as hydrocarbons such as microcrystalline wax, polyethylene, and solid paraffin, mokurou, candelilla wax, and carnauba wax. Esters such as triglyceride behenate, triglyceride stearic acid, higher alcohol glyceryl ethers such as batyl wax, higher alcohols such as cetanol and behenyl alcohol, and fatty acids such as stearic acid and behenic acid. These can be used alone or in combination of two or more. Of these, hydrocarbons are preferred, and the use of a combination of microcrystalline wax and polyethylene is particularly preferred in terms of usability and hiding effect.

(2) Cosmetic of the present invention The cosmetic of the present invention is characterized by containing the above essential components. The effect of the cosmetic of the present invention can be applied using cosmetic props such as urethane chips so as not to stain the hands.
Good spreadability and excellent cosmetic effect. Therefore, as the cosmetic of the present invention, it is preferable to apply to makeup cosmetics, and in particular, when using such props, the usability often decreases. It is preferable to apply as a cosmetic that can maintain usability. As described above, since the dosage form contains a large amount of solid fat and liquid fat, an oil gel preparation is preferable, and such an oil gel preparation is also preferable from the viewpoint of concealer quality.
In use, it is preferable that the cosmetics of the present invention be applied using props such as chips because of the characteristics of the cosmetics. The props such as chips are preferably made of urethane. This is because a tip made of urethane is suitable for use or a cosmetic effect when applying a cosmetic having a high hardness such as a concealer.

In the cosmetic of the present invention, in addition to the above-mentioned essential components, any of the above-mentioned optional components usually used in cosmetics are contained as long as the effects of the present invention are not impaired. I can do it. Such optional components include, for example, solid fats such as petrolatum and beef tallow, oils and fats not classified as liquid fats, polyhydric alcohols such as glycerin and 1,3-butanediol, and nonionic surfactants. Agent,
Anionic surfactants, cationic surfactants, amphoteric surfactants, thickeners such as ethanol and carbopol, preservatives,
Preferred examples include UV absorbers, antioxidants, pigments, opaque powders, and powders that may be subjected to surface treatment other than talc. Among these, it is preferable to contain a nonionic surfactant in the sense of lowering the hardness and improving the dispersibility of the powder, and it is particularly preferable to contain a sorbitan fatty acid ester, and in particular, sorbitan sesquiisostearate It is preferred to contain. The preferable content of the nonionic surfactant is 1 to 5% by weight in total.

(3) Urethane chip of the present invention The urethane chip of the present invention is characterized by being impregnated with a composition containing a liquid fat, and has a property suitable for applying the above-mentioned cosmetic of the present invention. Have. As the liquid fat constituting the composition containing the liquid fat impregnated in the urethane chip of the present invention, those having low polarity and low viscosity, that is, those having a viscosity of 50 centistokes or less are preferable, for example, light isoparaffin, low Viscosity silicone, perfluoropolyether and the like can be preferably exemplified. Among them, low viscosity silicone and perfluoropolyether can be particularly preferably exemplified. These can be used alone or in combination of two or more. In addition, the composition refers to a surfactant for promoting penetration of fats and oils, and an antioxidant for stably maintaining the urethane chips in a range that does not impair the effects of the present invention other than these fats and oils. And the like as a component as an optional component. Here, impregnation means a state in which fats and oils are sufficiently absorbed and the fats and oils do not leak in a normal state. In order to move to such a state,
It can be adjusted by immersion in the liquid fat composition at room temperature or in a heated state for 1 to 48 hours, and removing excess liquid fat composition by centrifugal conditions or an adsorbent such as paper. Also, the size of the chip is 5-10 mm in length and 3 ~
A 10 mm spherical or spindle-shaped one is preferred. Such a chip can be fixed on a support such as a rod, and the chip fixed on such a support can be mounted inside a cap or the like.

(4) Cosmetic set of the present invention The cosmetic set of the present invention is characterized by containing the above-mentioned cosmetic of the present invention and the urethane chip of the present invention as constituent elements. In addition to the essential components, the cosmetic set of the present invention can include any components that are normally included in such a cosmetic set. Preferred examples of such components include, for example, a closed structure such as a lid, a fixing structure for fixing cosmetics and urethane chips, a mirror, and a lid joint structure. Also, if it is stick-shaped,
A support having a urethane chip mounted on the inside of the cap may be fixed, and a set may be provided by fitting the main body having a feeding plate or an inner plate filled with a cosmetic material equipped with an elastic body such as a spring. A concealer having such a stick structure is particularly preferable.

[0014]

EXAMPLES Hereinafter, the present invention will be described in more detail with reference to Examples, but it goes without saying that the present invention is not limited to only these Examples.

Example 1 A cosmetic (concealer) was prepared according to the following formulation. That is, the components of (b) were mixed with a Henschel mixer, pulverized with a pulverizer equipped with a 0.1 mm round-hole screen, mixed with (a) heated and melted at 95 ° C., covered with a heating roll, and poured into a mold. After solidification and cooling, the product was fitted into a container to obtain a cosmetic.
This had a hardness of 8 on a card meter under a 200 g load condition and a 3 mm phi attachment. A Sorbitan sesquiisostearate 2.5 parts by weight Polyethylene 2 parts by weight Dimethicone 10 centistokes 20 parts by weight Glyceryl triisooctanoate 6.5 parts by weight Microcrystalline wax 2 parts by weight b Silica surface-treated iron-doped titanium dioxide 5 parts by weight Acrylic Resin 3 parts by weight Silicone-treated titanium mica 20 parts by weight Silicone-treated talc 11 parts by weight Titanium dioxide 20 parts by weight Iron oxide 4 parts by weight Aluminum stearate-treated fine particle titanium dioxide 4 parts by weight

Example 2 Regarding the cosmetic of Example 1,
A test was conducted on its usability and cosmetic effect. The test uses a professional paneler, maximum diameter 5mm phi, length 1
A makeup tool in which a 0 mm spindle-type urethane chip was attached to a plastic rod having a diameter of 2 m and a length of 5 cm was used for the removal condition, moderate spreading condition, and covering power. The evaluation was ++: very good, + : Good, ±: slightly good,-: not good. As a sample, Comparative Example 1 in which 9% by weight of 11% by weight of the silicone-treated talc of Example 1 was replaced with siliconized sericite, and 5% of 20% by weight of siliconized titanium mica.
Comparative Example 2 was used in which the weight% was replaced with the siliconized talc (the content of the siliconized talc was 16% by weight). The results are shown in Table 1. Thus, in the cosmetic of the present invention, the appropriate amount of talc (3 to 15% by weight)
It can be seen that excellent quality has been obtained.

[0017]

[Table 1]

Example 3 Regarding the cosmetic of Example 1,
A test was conducted on the usability and the cosmetic effect by changing the amount of titanium dioxide. The test was performed in the same manner as in Example 2. As a sample, Comparative Example 3 in which 15% by weight of titanium dioxide of 20% by weight was replaced with silicone-treated sericite and Comparative Example 4 in which an acrylic resin was replaced with titanium dioxide were used. This indicates that the cosmetic of the present invention exhibits excellent effects when the amount of titanium dioxide is in the range of 15 to 25% by weight.

[0019]

[Table 2]

Example 4 Regarding the cosmetic of Example 1,
A test was conducted on the usability and the cosmetic effect of the silicone-treated titamacan by changing the amount. The test was performed in the same manner as in Example 2. Samples were Comparative Example 5 in which 10% by weight of silicone-treated titanium mica was replaced by silicone-treated sericite, and Comparative Example 6 in which 10% by weight of 20% by weight of titanium dioxide were replaced by silicone-treated titanium mica. Was used. This indicates that the cosmetic of the present invention exhibits excellent effects when the amount of titanium mica is in the range of 15 to 25% by weight.

[0021]

[Table 3]

Example 5 A cosmetic (concealer) was prepared according to the following formulation. That is, the components of (b) were mixed with a Henschel mixer, pulverized with a pulverizer equipped with a 0.1 mm round-hole screen, mixed with (a) heated and melted at 95 ° C., covered with a heating roll, and poured into a mold. After solidification and cooling, the product was fitted into a container to obtain a cosmetic.
This had a hardness of 29 on a card meter under a 200 g load condition and a 3 mm phi attachment. When this was evaluated in the same manner as in Example 2, it was evaluated that both the degree of removal and the spreadability were + to ++. I Sorbitan sesquiisostearate 2.5 parts by weight Polyethylene 2.5 parts by weight Dimethicone 10 centistokes 21.5 parts by weight Glyceryl triisooctate 6.5 parts by weight Microcrystalline wax 2 parts by weight b Silica surface-treated iron-doped titanium dioxide 5 parts by weight Acrylic resin 3 parts by weight Silicone treated titanium mica 20 parts by weight Silicone treated talc 9 parts by weight Titanium dioxide 20 parts by weight Iron oxide 4 parts by weight Aluminum stearate-treated fine particle titanium dioxide 4 parts by weight

Example 6 A cosmetic (concealer) was prepared according to the following formulation. That is, the components of (b) were mixed with a Henschel mixer, pulverized with a pulverizer equipped with a 0.1 mm round-hole screen, mixed with (a) heated and melted at 95 ° C., covered with a heating roll, and poured into a mold. After solidification and cooling, the product was fitted into a container to obtain a cosmetic.
This had a hardness of 17 on a card meter under a 200 g load condition and a 3 mm phi attachment. When this was evaluated in the same manner as in Example 2, it was evaluated that both the degree of removal and the spreadability were + to ++. I Sorbitan sesquiisostearate 2.8 parts by weight Polyethylene 2.2 parts by weight Dimethicone 10 centistokes 20 parts by weight Glyceryl triisooctanoate 5 parts by weight Microcrystalline wax 2 parts by weight b Silica surface-treated iron-doped titanium dioxide 5 parts by weight Acrylic Resin 3 parts by weight Silicone-treated titanium mica 20 parts by weight Silicone-treated talc 12 parts by weight Titanium dioxide 20 parts by weight Iron oxide 4 parts by weight Aluminum stearate-treated fine particle titanium dioxide 4 parts by weight

<Example 7> Using the cosmetic of Example 6,
I saw the compatibility between this and props. As props, the urethane chips used in Example 2 were impregnated with various oils. The impregnating method was used by immersing in a sufficient amount of oil for 12 hours and wiping it off with tissue paper. Table 4 shows the results. From this, it can be seen that in order to use the cosmetic of the present invention, it is preferable to use urethane chips impregnated with oil, and in particular, chips impregnated with silicones or perfluoropolyether are preferable.

[0025]

[Table 4]

[0026]

According to the present invention, it is possible to provide a cosmetic suitable for a concealer excellent in cosmetic effect even with urethane chips.

Claims (12)

[Claims] 1. Talc 3 to 15% by weight, opaque powder 15
A cosmetic comprising: す る 25 parts by weight, 15-25% by weight of titanium mica, 20-60% by weight of liquid fat, and 3-15% by weight of solid fat. 2. The cosmetic according to claim 1, wherein the solid fat is a hydrocarbon. 3. The cosmetic according to claim 1, wherein the liquid fat contains silicone having a boiling point of 200 ° C. or lower. 4. The cosmetic according to claim 1, which is in the form of an oil gel. 5. Hardness measured by a card meter equipped with an attachment having a diameter of 3 mm is 20 at a load of 100 g.
The cosmetic according to any one of claims 1 to 4, wherein the weight is in the range of 100 at a load weight of 200 g. 6. A concealer,
The cosmetic according to any one of claims 1 to 5. 7. The cosmetic according to claim 1, which is applied with urethane chips. 8. The cosmetic according to claim 7, wherein the urethane chip is impregnated with a composition containing a liquid fat. 9. A urethane chip for cosmetics, which is impregnated with a composition containing a liquid fat. 10. The liquid fat according to claim 9, wherein the liquid fat is silicone and / or perfluoropolyether.
The urethane chip for cosmetics according to item 1. 11. A urethane chip, wherein the cosmetic is the cosmetic according to any one of claims 1 to 8. 12. A cosmetic set comprising a combination of the cosmetic according to any one of claims 1 to 8 and the urethane chip according to any one of claims 9 to 11.