JP2022090801A - Hair color treatment - Google Patents

Abstract

To provide a hair color treatment that contains Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3 as an organic dye and suppresses the fading of the dyed hair.SOLUTION: A hair color treatment contains an organic dye containing Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3 and an emulsifier, in which a specific kind of organic solvent is used.SELECTED DRAWING: None

Description

The present invention relates to a hair color treatment, particularly a hair color treatment in which fading of organic pigments is suppressed.

Hair color treatment is a hair care product that can perform hair treatment and coloring at the same time. Basic Violet 1 (name of all cosmetic ingredients: basic purple 1), Basic Violet 2 (basic purple 2), HC Blue 2 (HC blue 2) and HC Red 3 (HC red 3) are used as organic pigments. It has been confirmed that the hair color treatment used has the property of fading over time. Therefore, it is desired to suppress fading of hair color treatments containing these organic pigments.

An object of the present invention is to provide a hair color treatment containing Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3 as an organic dye and suppressing fading.

It has been found that the above problems can be solved by using a specific kind of organic solvent in a hair color treatment containing an organic dye containing Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3 and an emulsifier. Was done. That is, the present invention relates to the following [1] to [11].

[1] Organic dyes containing Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3 and
With emulsifier
An organic solvent containing at least one selected from the group consisting of 1,2-pentanediol, 1,5-pentanediol and polyoxyethylene alkyl ethers.
Hair color treatments, including.
[2] The organic dye contains Basic Violet 1 and contains
The emulsifier comprises stearyltrimethylammonium chloride.
The hair color treatment according to the above [1].
[3] The organic dye contains Basic Violet 1 and contains
The emulsifier comprises polyquaternium-37
The organic solvent comprises one or more selected from the group consisting of 1,5-pentanediol and polyoxyethylene alkyl ether.
The hair color treatment according to the above [1].
[4] The organic dye contains Basic Violet 2 and contains.
The emulsifier contains stearyltrimethylammonium chloride and
The organic solvent comprises one or more selected from the group consisting of 1,2-pentanediol and 1,5-pentanediol.
The hair color treatment according to the above [1].
[5] The organic dye contains Basic Violet 2 and contains.
The emulsifier comprises polyquaternium-37
The organic solvent comprises one or more selected from the group consisting of 1,5-pentanediol and polyoxyethylene alkyl ether.
The hair color treatment according to the above [1].
[6] The organic dye contains HC Blue 2 and contains HC Blue 2.
The emulsifier contains stearyltrimethylammonium chloride and
The organic solvent comprises 1,5-pentanediol.
The hair color treatment according to the above [1].
[7] The organic dye contains HC Blue 2 and contains HC Blue 2.
The emulsifier comprises polyquaternium-37
The organic solvent comprises one or more selected from the group consisting of 1,2-pentanediol and 1,5-pentanediol.
The hair color treatment according to the above [1].
[8] The organic dye contains HC Red 3, and the organic dye contains HC Red 3.
The emulsifier contains stearyltrimethylammonium chloride and
The organic solvent comprises one or more selected from the group consisting of 1,2-pentanediol and 1,5-pentanediol.
The hair color treatment according to the above [1].
[9] The organic dye contains HC Red 3, and the organic dye contains HC Red 3.
The emulsifier comprises polyquaternium-37
The organic solvent comprises one or more selected from the group consisting of 1,2-pentanediol and 1,5-pentanediol.
The hair color treatment according to the above [1].
[10] The method for producing a hair color treatment according to the above [1].
The process of preparing the oil phase,
Includes a step of preparing an aqueous phase containing an organic dye containing Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3, and a step of mixing and emulsifying the oil phase and the aqueous phase using an emulsifier. ,
The oil phase comprises a polyoxyethylene alkyl ether and / or the aqueous phase comprises one or more organic solvents selected from the group consisting of 1,2-pentanediol and 1,5-pentanediol.
Method.
[11] A method for suppressing fading of a hair color treatment containing an organic dye containing Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3, which is 1,2-pentanediol or 1,5-pentanediol. A method comprising the step of adding to the hair color treatment an organic solvent comprising one or more selected from the group consisting of polyoxyethylene alkyl ethers and polyoxyethylene alkyl ethers.

INDUSTRIAL APPLICABILITY According to the present invention, it is possible to provide a hair color treatment containing Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3 as an organic dye and suppressing fading.

The present invention comprises a group consisting of an organic dye containing Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3, an emulsifier, 1,2-pentanediol, 1,5-pentanediol and polyoxyethylene alkyl ether. A hair color treatment comprising an organic solvent containing at least one selected from.

Organic dyes include Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3. Basic Violet 1 is also known as Lowacryl Violet 1, and its compound name is N- [4- [[4- (dimethylamino) phenyl] [4- (methylamino) phenyl] methylene] -2,5-. Cyclohexadiene-1-iriden] -N-methylmethaneaminium chloride. Basic Violet 2 is also known as Lowacryl Violet 2, and its compound name is 4-[(4-amino-3-methylphenyl) (4-imino-3-methyl-2,5-cyclohexadiene-1-). Iliden) Methyl] -2-methylbenzeneamine hydrochloride. The compound name of HC Blue 2 is N1, N4, N4-tris (2-hydroxyethyl) -2-nitro-p-phenylenediamine. The compound name of HC Red 3 is N- (2-hydroxyethyl) -2-nitro-p-phenylenediamine. These dyes are known and readily available on the market.

Hair color treatments may include other organic dyes as long as they include Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3. Examples of other organic dyes include 1- (2-hydroxyethoxy) -2-[(2-hydroxyethyl) amino] -5-nitrobenzene (HC Yellow 4), 1-[(2-hydroxyethyl) amino]. -2-Nitrobenzene (HC Yellow 2), 2-[(2-Hydroxyethyl) amino] -5-Nitrophenol (HC Yellow 11), 3-[(2-Aminoethyl) amino] -1-methoxy-4- Nitrobenzene-hydrochloride (HC Yellow 9), 4-[(2,3-dihydroxypropyl) amino] -3-nitro-1-trifluoromethyl-benzene (HC Yellow 6), 1-chlor-2,4-bis [(2-Hydroxyethyl) amino] -5-nitrobenzene (HC Yellow 10), 1-chlor-4-[(2-hydroxyethyl) amino] -3-nitrobenzene (HC Yellow 12), 4-[(2-hydroxyethyl) amino] Hydroxyethyl) Amino] -3-Nitro-1-trifluolmethyl-benzene (HC Yellow 13), 4-[(2-Hydroxyethyl) Amino] -3-nitro-benzonitrile (HC Yellow 14), 4-[ (2-Hydroxyethyl) amino] -3-nitro-benzamide (HC Yellow 15), 1-amino-4-[(2-hydroxyethyl) amino] -2-nitrobenzene (HC Red 7), 4-amino-2 -Nitro-diphenylamine (HC Red 1), 1-amino-4- [di (2-hydroxyethyl) amino] -2-nitrobenzene-hydrochloride (HC Red 13), 2-nitro-4'-hydroxydiphenylamine (HC) Orange 1), 1-[(2-aminoethyl) amino] -4- (2-hydroxyethoxy) -2-nitrobenzene (HC Orange 2), 4- (2,3-dihydroxypropoxy) -1-[(2) -Hydroxyethyl) amino] -2-nitrobenzene (HC Orange 3), 1-amino-5-chlor-4-[(2,3-dihydroxypropyl) amino] -2-nitrobenzene (HC Red 10), 5-chlor -1,4- [di (2,3-dihydroxypropyl) amino] -2-nitrobenzene (HC Red 11), 7-amino-3,4-dihydro-6-nitro-2H-1,4-benzoxazine (HC) Red 14), 1-amino-3-methyl-4-[(2-hydroxyethyl) Amino] -6-nitrobenzene (HC Violet 1), 4- [ethyl- (2-hydroxyethyl) amino] -1-[(2-hydroxyethyl) amino] -2-nitrobenzene-hydrochloride (HC Blue 12), 4- [Di (2-hydroxyethyl) amino] -1-[(2-Methyl) amino] -2-nitrobenzene (HC Blue 11), 1-[(2,3-dihydroxypropyl) amino] -4- [Methyl- (2-hydroxyethyl) amino] -2-nitrobenzene (HC Blue 10), 1-[(2,3-dihydroxypropyl) amino] -4- [ethyl- (2-hydroxyethyl) amino] -2 -Nitrobenzene-hydrochloride (HC Blue 9), 1- (3-hydroxypropylamino) -4- [di (2-hydroxyethyl) amino] -2-nitrobenzene (HC Violet 2), 1-methylamino-4- [Methyl- (2,3-dihydroxypropyl) amino] -2-nitrobenzene (HC Blue 6), 2-[(4-Amino-2-nitrophenyl) amino] -5-dimethylamino-benzoic acid (HC Blue 13) ), 2-[(2-Aminoethyl) Amino] -9, 10-Anthraquinone (HC Orange 5), 1-[(3-Aminopropyl) Amino] -4-Methylamino-9, 10-Anthraquinone ( HC Blue 8), 1-[(3-aminopropyl) amino] -9, 10-anthraquinone (HC Red 8), 4-[(4-aminophenyl) azo] -1- [di (2-hydroxyethyl) ) Amino] -3-methylbenzene (HC Yellow 7) and the like.

The blending amount of the organic dye is preferably 0.01 to 2% by mass, more preferably 0.05 to 1% by mass, and further preferably 0.1 to 0.6% by mass with respect to the total mass of the hair color treatment. Is. When the organic dye contains other than Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3, the organic dye contains 50% by mass or more of Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3. For example, it is preferably contained in an amount of 75% by mass or more.

As the emulsifier in the present invention, a known emulsifier conventionally used for hair color treatment can be used without particular limitation, but a cationic surfactant is preferable, and a quaternary ammonium salt or a tertiary amine salt is preferable. Is more preferable. Examples of the cationic surfactant include amino acids, mono-long-chain alkyltri-short-chain alkylammonium salts, di-long-chain alkyldi-short-chain alkylammonium salts, and mono-long-chain alkyldi-short-chain alkylamine oxides (here, long-chain alkyl). C10 to C20, short chain alkyls are C1 to C6, preferably C1 to C3) and the like, preferably stearyltrimethylammonium chloride, polyquaternium-37, behenyltrimethylammonium chloride, benzalconium chloride, odor. Cetyltrimethylammonium chloride, cetyltrimethylammonium chloride, dialkyl chloride (C12-C15) dimethylammonium, dicocoyldimethylammonium chloride, distearyldimethylammonium chloride, O- [2-hydroxy 3- (trimethylammonio) propyl] guar gum, Lauryl trimethyl ammonium chloride, tri (polyoxyethylene) stearyl ammonium chloride (5E.O.), lauryl dimethyl (ethylbenzyl) ammonium chloride solution, dialkyl chloride (C14-C18) dimethylammonium, γ-gluconamide propyldimethylhydroxyethyl chloride Ammonium, quaternary ammonium salt of lanolin fatty acid, lanolin fatty acid aminopropylethyldimethylammonium ethyl sulfate, stealdimethylbenzylammonium chloride, diethylaminoethylamide stearate, dimethylaminopropylamide stearate, stearyltrimethylammonium bromide, dialkyl chloride (C12) ~ C18) Dimethylammonium and salts thereof. Particularly preferred emulsifiers are stearyltrimethylammonium chloride or polyquaternium-37. The emulsifier may be used alone or in combination of two or more.

The amount of the emulsifier blended is preferably 0.5 to 5% by mass, more preferably 2 to 3.5% by mass, based on the total mass of the hair color treatment.

上記有機溶媒とともに、従来からヘアカラートリートメントに使用されている他の溶媒を併用してもよい。 The present invention comprises an organic solvent comprising one or more selected from the group consisting of 1,2-pentanediol, 1,5-pentanediol and polyoxyethylene alkyl ethers. As the polyoxyethylene alkyl ether, for example, DMH-20 (m + n = 2) and DMH-40 (m + n = 4) represented by the following formula are commercially available, and DMH-20 is preferably used.

In addition to the above organic solvent, other solvents conventionally used for hair color treatment may be used in combination.

As the organic solvent, it is preferable to use a solvent having a large fading inhibitory effect depending on the combination with the organic dye and the emulsifier.

For example, when the organic dye contains Basic Violet 1 and the emulsifier contains stearyltrimethylammonium chloride, the organic solvent is a group consisting of 1,2-pentanediol, 1,5-pentanediol and polyoxyethylene alkyl ether. It is preferable to include one or more selected from. When the organic dye contains Basic Violet 1 and the emulsifier contains polyquaternium-37, the organic solvent contains at least one selected from the group consisting of 1,5-pentanediol and polyoxyethylene alkyl ether. Is preferable.

When the organic dye contains Basic Violet 2 and the emulsifier contains stearyltrimethylammonium chloride, the organic solvent comprises one or more selected from the group consisting of 1,2-pentanediol and 1,5-pentanediol. Is preferable. When the organic dye contains Basic Violet 2 and the emulsifier contains polyquaternium-37, the organic solvent may contain one or more selected from the group consisting of 1,5-pentanediol and polyoxyethylene alkyl ethers. preferable.

When the organic dye contains HC Blue 2 and the emulsifier contains stearyltrimethylammonium chloride, the organic solvent preferably contains 1,5-pentanediol. When the organic dye contains HC Blue 2 and the emulsifier contains polyquaternium-37, the organic solvent comprises one or more selected from the group consisting of 1,2-pentanediol and 1,5-pentanediol. Is preferable.

When the organic dye contains HC Red 3 and the emulsifier contains stearyltrimethylammonium chloride, the organic solvent comprises one or more selected from the group consisting of 1,2-pentanediol and 1,5-pentanediol. Is preferable. When the organic dye contains HC Red 3 and the emulsifier contains polyquaternium-37, the organic solvent comprises one or more selected from the group consisting of 1,2-pentanediol and 1,5-pentanediol. Is preferable.

The blending amount of the organic solvent can be appropriately selected within the range showing the fading inhibitory effect of the hair color treatment, but it is preferably within the range that does not adversely affect the dyeability and color tone of the hair color treatment. For example, the blending amount of the organic solvent is 1% by mass or more, 2% by mass or more, 3% by mass or more, 4% by mass or more, 5% by mass or more, 6% by mass or more, 7 with respect to the total mass of the hair color treatment. It may be mass% or more, 8 mass% or more, or 9 mass% or more. Alternatively, the blending amount of the organic solvent is, for example, 15% by mass or less, 12% by mass or less, 10% by mass or less, 9% by mass or less, 8% by mass or less, and 7% by mass or less with respect to the total mass of the hair color treatment. , 6% by mass or less, 5% by mass or less, 4% by mass or less, 3% by mass or less, or 2% by mass or less.

The hair color treatment of the present invention may further contain an oily component. Examples of the oil component include stearyl alcohol, behenyl alcohol, hardened rapeseed oil alcohol, lanolin, lanolin fatty acid octyldodecyl, castor oil, methylpolysiloxane, methyl paraoxybenzoate, propyl paraoxybenzoate, stearyl glycyrrhetinate, squalane, liquid paraffin, and vaseline. , Higher fatty acids, triglycerides, ester oils, etc., stearyl alcohol, behenyl alcohol, hardened rapeseed oil alcohol, lanolin, lanolin fatty acid octyldodecyl, castor oil, methylpolysiloxane, methyl paraoxybenzoate, propyl paraoxybenzoate or stearyl glycyrrhetinate. Is preferable. The blending amount of the oily component is preferably 3 to 20% by mass, more preferably 5 to 15% by mass, based on the total mass of the hair color treatment.

In the hair color treatment of the present invention, in addition to the above ingredients, raw materials such as moisturizers and additional alcohols other than the above organic solvents, which are usually blended in hair color treatments, are appropriately blended according to the purpose of use. can do.

Examples of the moisturizer include glycerin, polyethylene glycol, chondroitin sulfate, hyaluronan, diglycerin, sorbitol, maltitol, pyrrolidone carboxylic acid, lactose, oligosaccharide and the like, and concentrated glycerin is preferable. The amount of the moisturizer to be blended is preferably 1 to 10% by mass, more preferably 3 to 7% by mass, based on the total mass of the hair color treatment.

As additional alcohols, for example, ethanol, propanol, isopropanol and the like may be blended. The amount of the additional alcohol to be added is preferably 0.5 to 15% by mass, more preferably 1 to 5% by mass, based on the total mass of the hair color treatment.

Further, in the hair color treatment of the present invention, in addition to the above components, protein hydrolysates such as collagen hydrolysate, keratin hydrolyzate, silk protein hydrolyzate, elastin hydrolyzate, and soybean protein hydrolyzate And their quaternized salts; phenacetin, hydroxyethanediphosphonic acid and its salts, EDTA and its salts, parabens, silicates and other metal ion blockers and preservatives; poly (dimethylallylammonium halide) type cationic. Condensation product type of cationic polymer, polyethylene glycol, epichlorohydrin, propyleneamine, cocoylamine obtained from taroylamine obtained from polymer, polyethylene glycol, epichlorohydrin, propyleneamine and beef fatty acid. It is also possible to blend cationic polymers such as a cationic polymer, vinylpyrrolidone, a dimethylaminomethacrylate copolymer type cationic polymer, and a quaternary nitrogen-containing cellulose ether type cationic polymer.

The hair color treatment of the present invention can be a composition of various uses. For example, it can be used in various forms such as liquid, gel, foam, and cream, and is preferably cream.

The method for producing a hair color treatment of the present invention is, for example, a step of preparing an oil phase, a step of preparing an aqueous phase containing an organic dye containing Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3, and a step of preparing an aqueous phase. It comprises a step of mixing and emulsifying the oil phase and the aqueous phase using an emulsifier. The emulsifier may be added to the oil phase or the aqueous phase in advance, or may be added when the oil phase and the aqueous phase are mixed. In this production method, the oil phase contains polyoxyethylene alkyl ether (DMH-20) and / or the aqueous phase is selected from the group consisting of 1,2-pentanediol and 1,5-pentanediol. Contains one or more organic solvents.

The present invention also relates to a method of suppressing fading of a hair color treatment containing an organic pigment containing Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3. The method for suppressing fading of the present invention includes a step of adding an organic solvent containing at least one selected from the group consisting of 1,2-pentanediol, 1,5-pentanediol and polyoxyethylene alkyl ether to a hair color treatment. include.

Hereinafter, the present invention will be described with reference to specific examples, but the present invention is not limited thereto. The blending amount is shown in% by mass unless otherwise specified.

[Sample preparation]
1. 1. Hair color treatment containing stearyltrimethylammonium chloride as an emulsifier A hair color treatment having the composition shown in Table 1 was prepared by the following procedure. The oil phases (1) to (9) were heated and dissolved at 80 ° C. to 85 ° C. The aqueous phases (10) to (13) were heated and dissolved at 80 ° C. to 85 ° C. in a separate container. As the organic dye (11), Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3 was used. As the organic solvent (14), 1,2-pentanediol (1,2-PD), 1,5-pentanediol (1,5-PD) or polyoxyethylene alkyl ether (DMH-20) is 0, respectively. , 0.3, 1, 2, 3, 4, 5, or 10% by mass, DMH-20 added to the oil phase, 1,2-pentanediol, 1,5-pentanediol added to the aqueous phase did. The aqueous phase was added to the oil phase while stirring and emulsified. Stirring was performed for about 5 minutes, and cooling was started while stirring. When the temperature became 50 ° C. or lower, the additives (15) to (19) were arbitrarily added in sequence, stirred, and uniformly dissolved. When the temperature became 35 ° C. or lower, stirring was stopped and the mixture was left to stand.

2. 2. Hair color treatment containing polyquaternium-37 as an emulsifier A hair color treatment having the composition shown in Table 2 was prepared by the following procedure. The oil phases (1) to (9) were heated and dissolved at 80 ° C. to 85 ° C. The aqueous phases (10) to (12) were heated and dissolved at 80 ° C. to 85 ° C. in a separate container. As the organic dye (10), Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3 was used. As the organic solvent (13), 1,2-pentanediol (1,2-PD), 1,5-pentanediol (1,5-PD) or polyoxyethylene alkyl ether (DMH-20) is 0, respectively. , 0.3, 1, 2, 3, 4, 5, or 10% by mass, DMH-20 added to the oil phase, 1,2-pentanediol, 1,5-pentanediol added to the aqueous phase did. The aqueous phase was added to the oil phase while stirring and emulsified. Stirring was performed for about 5 minutes, and cooling was started while stirring. When the temperature became 35 ° C. or lower, stirring was stopped and the mixture was left to stand.

[Evaluation method]
(1) Discoloration suppressing effect Each sample was exposed to sunlight for 60 hours, and the state of fading was visually observed and judged according to the following criteria. The concentration equal to or higher than the concentration at which the result was Δ was defined as the effective concentration of the organic solvent. The results are shown in Tables 3 and 4.
〇: Slight fading is observed compared to the organic solvent-free condition Δ: Slightly suppressed fading compared to the organic solvent-free condition ×: Compared with the organic solvent-free condition , Shows similar fading

(2) Dyeing property On a food wrap film, 2 g of each sample immediately after preparation was applied to 0.5 g of a white hair bundle manufactured by Burax using a brush. Then, the wrap was closed, left at 40 ° C. for 15 minutes, and then washed with lukewarm water. After washing, it was dried with a dryer to obtain a dyed hair bundle. The dyeability of each sample was judged by visual inspection of the dyed hair bundle according to the following criteria. The results are shown in Tables 3 and 4.
〇: Similar color intensity compared to the condition without organic solvent added ×: Lighter color compared with the condition without organic solvent added

(3) Cream color tone The color tone of each sample immediately after preparation was visually judged according to the following criteria. The results are shown in Tables 3 and 4.
〇: No change is seen compared to the condition without organic solvent added Δ: Slightly changed compared with the condition without organic solvent added ×: Clearly changed compared with the condition without organic solvent added is doing

1. 1. Hair color treatment containing stearyltrimethylammonium chloride as an emulsifier

From the results shown in Table 3, in the hair color treatment containing Basic Violet 1 or Basic Violet 2, 1,2-pentanediol (from 3% by mass), 1,5-pentanediol (from 3% by mass) and polyoxy It was found that ethylene alkyl ether (DMH-20) (from 3% by mass) is effective in suppressing fading. In addition, 1,5-pentanediol (4% by mass or more) is effective in suppressing fading in hair color treatments containing HC Blue 2, and 1,2-pentane in hair color treatments containing HC Red 3. It was found that diol (from 4% by mass) and 1,5-pentanediol (from 3% by mass) are effective in suppressing fading.

2. 2. When polyquaternium-37 is used as an emulsifier

From the results shown in Table 4, 1,5-pentanediol (from 3% by mass) and polyoxyethylene alkyl ether (DMH-20) (from 1% by mass) suppress fading in hair color treatments containing Basic Violet 1. 1,5-Pentanediol (3% by mass or more) and polyoxyethylene alkyl ether (DMH-20) (3% by mass or more) are effective in suppressing fading in hair color treatments containing Basic Violet 2. It turned out to be. In addition, in hair color treatments containing HC Blue 2, 1,2-pentanediol (2% by mass or more) and 1,5-pentanediol (3% by mass or more) are effective in suppressing fading. It was found that 1,2-pentanediol (from 2% by mass) and 1,5-pentanediol (from 3% by mass) are effective in suppressing fading in the hair color treatment including.

INDUSTRIAL APPLICABILITY The present invention is particularly useful in suppressing fading of hair color treatments containing specific organic formulas.

Claims (11)

Organic dyes containing Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3 and
With emulsifier
An organic solvent containing at least one selected from the group consisting of 1,2-pentanediol, 1,5-pentanediol and polyoxyethylene alkyl ethers.
Hair color treatments, including. The organic dye comprises Basic Violet 1
The emulsifier comprises stearyltrimethylammonium chloride.
The hair color treatment according to claim 1. The organic dye comprises Basic Violet 1
The emulsifier comprises polyquaternium-37
The organic solvent comprises one or more selected from the group consisting of 1,5-pentanediol and polyoxyethylene alkyl ether.
The hair color treatment according to claim 1. The organic dye comprises Basic Violet 2
The emulsifier contains stearyltrimethylammonium chloride and
The organic solvent comprises one or more selected from the group consisting of 1,2-pentanediol and 1,5-pentanediol.
The hair color treatment according to claim 1. The organic dye comprises Basic Violet 2
The emulsifier comprises polyquaternium-37
The organic solvent comprises one or more selected from the group consisting of 1,5-pentanediol and polyoxyethylene alkyl ether.
The hair color treatment according to claim 1. The organic dye contains HC Blue 2 and contains
The emulsifier contains stearyltrimethylammonium chloride and
The organic solvent comprises 1,5-pentanediol.
The hair color treatment according to claim 1. The organic dye contains HC Blue 2 and contains
The emulsifier comprises polyquaternium-37
The organic solvent comprises one or more selected from the group consisting of 1,2-pentanediol and 1,5-pentanediol.
The hair color treatment according to claim 1. The organic dye contains HC Red 3 and contains
The emulsifier contains stearyltrimethylammonium chloride and
The organic solvent comprises one or more selected from the group consisting of 1,2-pentanediol and 1,5-pentanediol.
The hair color treatment according to claim 1. The organic dye contains HC Red 3 and contains
The emulsifier comprises polyquaternium-37
The organic solvent comprises one or more selected from the group consisting of 1,2-pentanediol and 1,5-pentanediol.
The hair color treatment according to claim 1. The method for manufacturing a hair color treatment according to claim 1.
The process of preparing the oil phase,
Includes a step of preparing an aqueous phase containing an organic dye containing Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3, and a step of mixing and emulsifying the oil phase and the aqueous phase using an emulsifier. ,
The oil phase comprises a polyoxyethylene alkyl ether and / or the aqueous phase comprises one or more organic solvents selected from the group consisting of 1,2-pentanediol and 1,5-pentanediol.
Method. A method of suppressing fading of hair color treatments containing organic pigments including Basic Violet 1, Basic Violet 2, HC Blue 2 or HC Red 3, which are 1,2-pentanediol, 1,5-pentanediol and polyoxy. A method comprising the step of adding to the hair color treatment an organic solvent comprising one or more selected from the group consisting of ethylene alkyl ethers.