JP2003089618A - Hair cosmetic - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prepare a hair cosmetic preventing dyed hair from fading with time and flabbiness, or the like, thus enabling the hue of the hair just after dyed to be retained. SOLUTION: This hair cosmetic includes 0.001-10 mass% of polyphenols soluble to water and having a solubility to ethyl alcohol of <=5 mass%, and 5-90 mass% of ethyl alcohol.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hair cosmetic composition, and more particularly to a hair cosmetic composition capable of preventing fading of dyed hair over time, dullness, etc., and maintaining the shade immediately after dyeing.

[0002]

2. Description of the Related Art One of the problems of hair dyes is fading (fading and fading). This is because the dye or melanin inside the hair changes its structure or flows out due to the peroxide and sunlight remaining inside the hair at the time of dyeing and the hair washing.

Generally, polyphenol has antioxidative ability and internal cross-linking ability of hair and can be expected to prevent fading of dyed hair over time. However, coloring of polyphenol itself occurs over time and the color tone of dyed hair is changed. , There is a problem that the product is discolored. In order to solve this, for example, Japanese Unexamined Patent Application Publication No.
As disclosed in 0-319116, it is known that a polyphenol can be stabilized by using a derivative such as a glycoside. However, polyphenol itself has poor permeability to hair, and
Further, the derivative having a higher molecular weight has a problem that a sufficient anti-fading effect cannot be obtained because the permeability is further lowered.

Therefore, it has been desired to develop a hair cosmetic composition which does not have such a problem and can effectively prevent the fading and dullness of dyed hair over time.

[0005]

The present invention has been made in view of the above circumstances, and provides a hair cosmetic excellent in the effect of preventing the fading or dullness of dyed hair over time and maintaining the shade immediately after dyeing. The purpose is to

[0006]

Means for Solving the Problems and Modes for Carrying Out the Invention As a result of intensive studies for achieving the above-mentioned object, the present inventors have found that when a specific polyphenol and ethyl alcohol are used together in a predetermined amount, the above-mentioned polyphenol The present invention has been completed by discovering that a variety of substances can sufficiently penetrate into the inside of hair to obtain a high anti-fading effect.

That is, the present invention contains 0.001 to 10% by mass of polyphenols which are water-soluble and have a solubility in ethyl alcohol of 5% by mass or less, and 5 to 90% by mass of ethyl alcohol. The present invention provides a hair cosmetic composition. Here, the hair cosmetic further,
It is more preferable that it contains 0.01 to 10 mass% of a surfactant and / or 0.01 to 30 mass% of a polymer compound. Further, it is more preferable that the polyphenols are gallic acid diglycosides.

The present invention will be described in more detail below. The hair cosmetic composition of the present invention contains water-soluble polyphenols having a specific solubility in ethyl alcohol and ethyl alcohol in specific amounts. It is contained in. Here, in the present invention, “water-soluble” means that 1 g of powdered solute is put in 30 ml of purified water at 20 ± 5 ° C., and it is dissolved within 30 minutes when shaken vigorously for 30 seconds at 20 ± 5 ° C. every 5 minutes. Means that. The solubility in ethyl alcohol is 20 ±
It is the concentration (mass%) of the solute dissolved within 30 minutes when it is put in ethyl alcohol at 5 ° C. and shaken vigorously at 20 ± 5 ° C. every 5 minutes for 30 seconds. The solubility of the polyphenols of the present invention in ethyl alcohol is preferably 0.1 to 3% by mass, more preferably 0.1 to 1% by mass.

The polyphenols of the present invention are not particularly limited in kind as long as they have the above-mentioned characteristics.
Examples of such polyphenols include gallotanninic acid, keburic acid, hamamelitannin, asertanin, gallic acid, valonic acid, kebouric acid, hexahydroxydiphenic acid, ellagic acid, caffeic acid, p-coumaric acid,
Examples thereof include ferulic acid, sinapinic acid, chlorogenic acid, and the like, salts thereof, derivatives thereof, salts of the derivatives, and the like. Examples of the derivative include m-digallic acid, which is a derivative of gallic acid, and dehydrodigallic acid. Acid, gallic acid methyl ester-3-glucoside, gallic acid methyl ester-4-glucoside, gallic acid propyl ester-
3-Glucoside, gallic acid methyl ester-3-maltoside, gallic acid-3-glucoside, gallic acid-3-maltoside, octyl-3-maltoside gallic acid, gallic acid-3-glucuronide, gallic galacturonide gallic acid, gallic acid methyl ester -3,5-diglucoside, gallic acid-
3,4-diglucoside, gallic acid-3,5-diglucoside and the like can be mentioned. Among these, gallic acid methyl ester-3,5-diglucoside and gallic acid-3,4-from the viewpoint of feedability of raw materials and ease of production. Diglucoside, gallic acid-
Gallic acid diglycosides such as 3,5-diglucoside are particularly suitable. These may be used alone or in appropriate combination of two or more.

Gallic acid-3,5-diglucoside has a chemical structure represented by the following structural formula (1).

[0011]

[Chemical 1]

The above-mentioned method for producing gallic acid diglycoside is carried out by using gallic acid or an ester thereof, a saccharide having a hydroxyl group partially or completely acetylated or a saccharide having an anomer position halogenated, for example, BF ₃・ Et ₂ O, SnCl ₄ ,
The reaction is carried out in a solvent in the presence of an acid catalyst such as ZnCl ₂ to obtain a glucosylated product, which is, if necessary, subjected to a deprotection reaction in the presence of an acid or alkali catalyst and purified by extraction, column chromatography or the like. By doing so, it is possible to manufacture easily and efficiently.

The content of the above polyphenols in the hair cosmetic composition of the present invention is 0.00 based on the total amount of the hair cosmetic composition.
It is 1 to 10% (mass%, the same below), preferably 0.01 to 5%, and more preferably 0.1 to 2%.
When two or more of the above polyphenols are mixed,
The above blending amount is the total amount of polyphenols used. If the blending amount is less than 0.001%, the effect of the blending is not exhibited, and if it exceeds 10%, an unfavorable tactile sensation is obtained.

The hair cosmetic composition of the present invention is a combination use of the above-mentioned specific polyphenols and ethyl alcohol. The amount of ethyl alcohol compounded in the hair cosmetic composition of the present invention is 5 to the total amount of the hair cosmetic composition. It is 90%, preferably 10 to 60%, more preferably 10 to 30%. If the blending amount is too small or too large, the polyphenols do not sufficiently penetrate into the hair and a sufficient effect cannot be obtained.

In the hair cosmetic composition of the present invention, it is more preferable to add a surfactant and a polymer compound in addition to the above-mentioned components, because the fading preventing effect is further enhanced. Here, the surfactant that can be incorporated into the hair cosmetic composition of the present invention is not particularly limited in kind as long as it can be incorporated into the hair cosmetic composition, and examples of such a surfactant include the fourth one. Examples thereof include cationic surfactants such as secondary ammonium salts, anionic surfactants such as amine oxides, nonionic surfactants such as polyoxyethylene alkyl ethers, and amphoteric surfactants such as amidopropyl betaine. These may be used alone or in appropriate combination of two or more.

When the above-mentioned surfactant is blended in the hair cosmetic composition of the present invention, the blending amount thereof is 0.01 to 10%, preferably 0.1 to 5%, more preferably the total amount of the hair cosmetic composition. Is 0.1 to 3%. If the blending amount is too small, the effect of the surfactant blending will not be exhibited, and if the blending amount is too large,
It is not preferable because it becomes sticky and has a heavy finish.

The type of the polymer compound that can be incorporated into the hair cosmetic composition of the present invention is not particularly limited as long as it can be incorporated into the hair cosmetic composition. Examples of such polymer compounds include Cationic polymer compounds such as cationized cellulose, anionic polymer compounds such as carboxyvinyl polymer, nonionic polymer compounds such as polyvinylpyrrolidone and hydroxyethyl cellulose, (methacryloyloxyethyl carboxybetaine / alkyl methacrylate) copolymers, etc. Examples thereof include amphoteric polymer compounds and silicone polymer compounds. These may be used alone or in appropriate combination of two or more.

When the above-described polymer compound is blended in the hair cosmetic composition of the present invention, the blending amount thereof is 0.01 to 30%, preferably 0.1 to 10%, and more preferably the total amount of the hair cosmetic composition. Is 0.1 to 5%. If the blending amount is too small, the effect of blending the polymer compound will not be exhibited, and if the blending amount is too large, it is unfavorable because of stickiness, stiffness and heavy finish.

The hair cosmetic composition of the present invention contains, if desired, components that are generally added to hair cosmetic compositions, such as moisturizers such as polyols and oil classification, as long as the effects of the present invention are not impaired.
It may contain an ultraviolet absorber, an antiseptic, a sequestering agent, a pH adjusting agent, an antioxidant, a dye, a fragrance and a propellant.

The hair cosmetic composition of the present invention can be applied as a hair cosmetic composition for various uses such as shampoo, rinse, treatment, and hair styling agent, and its dosage form can be adjusted to various dosage forms of these products. The method for preparing the hair cosmetic composition of the present invention is not particularly limited, and the hair cosmetic composition can be prepared according to a conventional method for each dosage form.

The method of using the hair cosmetic composition of the present invention is not particularly limited. For example, as a product for various uses such as shampoo, conditioner, treatment, hair styling agent, etc., a usual dose is used by a conventional method to obtain a dyed hair. It is possible to prevent fading and dullness with time.

[0022]

EFFECTS OF THE INVENTION According to the present invention, a hair cosmetic composition capable of effectively preventing fading or dullness of dyed hair over time and maintaining the shade immediately after dyeing is obtained.

[0023]

EXAMPLES The present invention will be described in more detail below by showing Examples and Comparative Examples, but the present invention is not limited to the following Examples.

[Examples 1 and 2 and Comparative Examples 1 to 5] According to the composition shown in Table 1, the hair cosmetics of Examples 1 and 2 and Comparative Examples 1 to 5 were prepared according to a conventional method. The anti-fading ability of each hair cosmetic was evaluated by the following test method. The results are also shown in Table 1.

Antifading ability: A hair bundle dyed with a commercially available hair coloring agent or bleaching agent (manufactured by Beaulux, 10 g, 30
cm hair bundle), 1 g of each hair cosmetic composition was applied, and the mixture was left outdoors (daytime in fine weather) for 10 hours and washed with shampoo.
After repeating this operation 30 times, the change in the brightness ΔL * is measured by the color difference meter SE200 manufactured by NIPPON DENSHOKU.
It was measured at 0. At the same time, visual evaluation was performed by 10 panelists. The evaluation standard was set as follows.

<Evaluation criteria> ◎ ... no color change ○: Almost no color change △: There is a change in color × ... Color changes drastically

[0027]

[Table 1]

As is clear from Table 1, the hair cosmetic compositions of Examples 1 and 2 all showed excellent anti-fading ability.

Next, according to the following compositions, the hair care agents and hair setting agents (hair cosmetics) of Examples 3 to 9 were prepared according to the conventional method for each preparation. When the time-dependent change in the hair color of the dyed hair when each of the obtained hair care agents and hair setting agents of Examples 3 to 9 was visually determined, almost no color change was observed and good fading was observed. It was confirmed to have preventive ability.

Example 3 Hair Gel Gallic Acid-3,5-Diglucoside 1.0% Hexaglyceryl Monoisostearate 5.0% Hydroxyethyl Cellulose (Daicel Chemical Industries SE-900) 0.5% Polyether Modified Silicone (KF6012) , Manufactured by Shin-Etsu Chemical Co., Ltd.) 2.0% N-methacryloyloxyethyl N, N-dimethylammonium-α-N-methylcarboxybetaine / methacrylic acid alkyl ester copolymer (manufactured by Diachemco, Yucaformer AM-75301) 3. 0% polyoxyethylene (40) hydrogenated castor oil 0.3% dihydroxybenzophenone 0.1% methylparaben 0.1% triethanolamine 0.5% fragrance A 0.2% ethanol 10.0% purified water balance 100%. 0%

[Example 4] Hair wax Gallic acid-3,5-diglucoside 1.0% Decaglyceryl diisostearate 5.0% Carboxyvinyl polymer (Carbopol 940, Goodrich Co.) 0.5% Xanthan gum 0.3 % Water-soluble solid silicone (KF6004, manufactured by Shin-Etsu Chemical Co., Ltd.) 2.0% Vaseline 3.0% Squalane 2.0% Candelilla wax 1.0% Polyoxypropylene (9) diglyceryl ether 4.0% Dihydroxybenzophenone 0.1% Propylparaben 0.1% Methylparaben 0.3% Phenoxyethanol 0.5% Tetrasodium edetate 0.05% Triethanolamine 0.5% Ethanol 10.0% Perfume A 0.2% Purified water Residual total 100.0%

[Example 5] Hair cream Gallic acid-3,5-diglucoside 1.0% Hexaglyceryl tristearate 3.0% Amino-modified silicone (SM8704C, Toray Dow Corning) 0.5% Methyl polysiloxane (100,000 cst) 5.0% Liquid paraffin 5.0% Paraffin wax 3.0% Polyoxyethylene hydrogenated castor oil (40) 2.0% 3-Methyl-1,3-butanediol 10.0% Dihydroxybenzophenone 0.1% Propylparaben 0.1% Methylparaben 0.3% Phenoxyethanol 0.5% Coconut oil fatty acid sorbitan 2.0% Glycerin monostearate 1.0% Propylene glycol monostearate 2.0% Triethanolamine 0. 5% ethanol 5.0% perfume B 0.2% Ltd. water Balance Total 100.0%

[Example 6] Hair foam Gallic acid-3,5-diglucoside 1.0% N-methacryloyloxyethyl N methacrylic acid alkyl ester copolymer (Yukaformer 204WL, manufactured by Diachemco) 3.0% Polyether modified Silicone (KF6011, manufactured by Shin-Etsu Chemical Co., Ltd.) 0.5% 3-Methyl-1,3-butanediol 2.0% Vegetable squalane 0.1% Stearyltrimethylammonium chloride 0.5% Methylparaben 0.3% Triethanol Amine 0.1% Perfume A 0.1% Ethanol 30.0% Liquefied petroleum gas 7.0% Purified water Balance 100.0%

[Example 7] Hair foam Gallic acid-3,4-diglucoside 0.5% Polyether-modified silicone (KF6011, manufactured by Shin-Etsu Chemical Co., Ltd.) 5.0% 3-Methyl-1,3-butanediol 2 0.0% Cationized cellulose (Leoguard GPS, manufactured by Lion Corporation) 0.1% N-coconut oil fatty acid-L-glutamic acid 0.5% Polyoxyethylene hydrogenated castor oil (40) 0.4% Methylparaben 0.3% Quen Acid 0.1% Perfume A 0.1% Ethanol 20.0% Liquefied petroleum gas 7.0% Purified water Residual total 100.0%

Example 8 Hair Spray Methyl gallate-3,5-diglucoside 0.5% Polyvinylpyrrolidone (K-30) 2.0% Decaglycerin monostearate 3.0% Amino-modified silicone (SM8704C, Toray Dow Corning Co., Ltd.) 0.5% polyoxyethylene hydrogenated castor oil (40) 0.5% methylparaben 0.3% fragrance B 0.1% ethanol 90.0% purified water balance 100.0% total stock solution 50 % Liquefied petroleum gas 30% Dimethyl ether 20%

[Example 9] Hair water Gallic acid-3,5-diglucoside 1.0% Water-soluble solid silicone (KF6004, manufactured by Shin-Etsu Chemical Co., Ltd.) 0.5% 3-Methyl-1,3-butanediol 2 0.0% Stearyl trimethyl ammonium chloride 0.5% Polyoxyethylene lauryl ether (30) 0.4% Lauryl dimethylamine oxide 0.2% Sodium pyrrolidonecarboxylate 1.0% Methylparaben 0.3% Sodium citrate 0.1 % Hydroxymethoxybenzophenone sulfonic acid 0.1% Perfume A 0.1% Ethanol 20.0% Purified water Residual total 100.0%

Fragrance A Ylang Ylang Oil 3% Lemon Oil 5 Sweet Orange Oil 10 Lavender Oil 6 Neroli Oil 2 Rose Base 5 Rose Oxide 0.1 Jasmine Base 3 Lilyal 5 Green Base 2 Petit Glen Oil 3 Muguet Base 1 Hedyon 8 Belt Fix 3 Sandals Wood oil 1 Absolute oak moss 1 cis-3-hexenyl salicylate 5 Hexylcinnamic aldehyde 5.9 Benzyl acetate 1 Benzyl benzoate 1 Benzyl salicylate 3 Pentalide 1 Carnation base 1 Casimelane 3 Methylionone 3 Neobergamate 3 10 Geranyl nitrile % DPG solution 3 Aldehyde C-10 10% DPG solution 1 Aldehyde C-12 MNA 10% DPG solution Heliotropin 1 Dipropylene glycol 7 Total 100.0%

Perfume B Lemon oil 5% Lime oil 2 Orange oil 10 Bergamot oil 1 Grapefruit oil 2 Rose oil 1 Jasmine oil 0.4 Lavender oil 0.2 Lavandin oil 0.1 Petit grain oil 0.1 Neroli oil 0.2 Iran Iran oil 3 Absolute vanilla 1 Absolute oak moss 1 Sandalwood oil 1 Green base 1 Fruity base 5 Amber base 1 Linalool 2 Linal acetate 10 l-menthol 5 Hedion 3 Galaxolid 5 Tonalide 5 Beltfix 3 Isosyn E Super aldehyde 1 Hexalaldehyde C-8 10% DPG solution 5 aldehyde C-10 10% DPG solution 2 aldehyde C-12 MNA 10% DPG solution 5 dipropylene glycol 14 total 100. %

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Shinichi Watanabe             1-3-7 Honjo, Sumida-ku, Tokyo Rio             Within the corporation (72) Inventor Yuichi Nishida             1-3-7 Honjo, Sumida-ku, Tokyo Rio             Within the corporation F-term (reference) 4C083 AA122 AC012 AC022 AC101                       AC102 AC122 AC172 AC182                       AC212 AC302 AC342 AC392                       AC422 AC432 AC442 AC471                       AC472 AC482 AC532 AC542                       AC562 AC662 AC692 AC792                       AD011 AD072 AD092 AD132                       AD152 AD162 AD282 AD352                       AD391 AD392 AD532 BB01                       CC31 DD08 DD21 DD23 DD27                       DD31 DD41

Claims (3)

[Claims] 1. A polyphenol 0.0 which is water-soluble and has a solubility in ethyl alcohol of 5% by mass or less.
01 to 10 mass% and ethyl alcohol 5 to 90 mass%
A hair cosmetic composition comprising: 2. Further, the surfactant is 0.01 to 10% by mass.
The hair cosmetic composition according to claim 1, which contains 0.01 to 30 mass% of a polymer compound. 3. The hair cosmetic composition according to claim 1, wherein the polyphenols are gallic acid diglycosides.