JPH09227347A - One package hair decolorant - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a non-aerosol and one agent hair decolorant capable of foamingly discharging a liquid hair decolorant composition containing hydrogen peroxide and a foaming agent. SOLUTION: This hair decolorant contains <=6wt.% hydrogen peroxide, 0.1-5wt.% foaming agent and further 0.01-2wt.% silicone compound as effective ingredients. As the foaming agent, an amphoteric surfactant (e.g. a fatty acid amide propylbetain) is preferably used together with a cationic surfactant (e.g. chlorinated alkyltrimethylammmonium). The hair decolorant composition is filled as an inside solution in a foamer vessel having a means capable of mixing the inside solution and air and foamingly discharge the mixture. The vessel is not corroded with hydrogen peroxide. The inside pressure of the vessel does not increase excessively. The foam discharged from the hair decolorant has foam qualities adaptable to hair, is not sticky after applying to the hair and is capable of imparting good feeling to the hair.

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a one-component hair bleaching agent for discharging a hair bleaching composition in the form of foam.

[0002]

2. Description of the Related Art Conventionally, it has been practiced to bleach hair using hydrogen peroxide. Generally, a first agent containing an alkaline agent and a second agent containing hydrogen peroxide solution are used. A two-part hair bleaching agent consisting of Such a two-component hair bleaching agent has a problem that a complicated operation of mixing the first agent and the second agent at the time of use is essential.

For this reason, recently, one-component hair bleaching agents, which do not require such a mixing operation before use, have been widely used.

As such a one-component hair bleaching agent, a spray container having means for ejecting the content liquid in a mist form is used.
A spray-type hair decolorizing agent filled with a liquid hair decolorizing composition containing at least hydrogen peroxide, and an aerosol in which the hair decolorizing composition is filled in an aerosol container having means for discharging the content liquid together with a propellant into a foam form. Hair bleaching agents are known.

[0005]

However, in the case of the spray-type hair decolorizing agent, there is a high risk that the hair decolorizing composition will enter the eyes and the like because the content liquid scatters, so that the face and the like are cumbersome to cover during use. Operation is required. Also,
In the case of an aerosol type hair decolorizing agent, there is no risk of the hair decolorizing composition being scattered because it is discharged in the form of foam, but since it uses a metal pressure resistant container or mountain cup, it is oxidized by hydrogen peroxide. There is a risk of being corroded and corroded, or the internal pressure of the pressure-resistant container rising excessively due to decomposition of hydrogen peroxide, which poses a problem in storage.

[0006] Therefore, the non-aerosol type one-part hair bleaching agent capable of discharging the hair bleaching composition in the form of foam without causing the vessel to be corroded by hydrogen peroxide or the pressure inside the vessel being excessively increased. Is strongly demanded.

Further, the foam discharged from such a one-component hair bleaching agent has a good foam quality which is easily adapted to the hair and is not sticky after being applied to the hair, and a good feeling can be realized. Is required.

The present invention is intended to solve the problems of the prior art as described above, and does not cause the container to be corroded by hydrogen peroxide or to abnormally increase the internal pressure of the container, and further, to make the hair foamy. A first object is to provide a non-aerosol, one-agent type hair bleaching agent for discharging a bleaching composition. In addition, the foam discharged from such a one-component hair bleaching agent has a foam quality that is easily adapted to the hair, and is not sticky after application to the hair, and imparts a good feel to the hair. Is the second purpose.

[0009]

Means for Solving the Problems The present inventors can discharge a liquid hair decolorizing composition containing hydrogen peroxide and a foaming agent in a foam form by mixing a content liquid and air. The present invention has been completed by finding that the above-mentioned first object can be achieved by filling the former container having a foam discharge means as the content liquid. Further, in particular, it was found that the above-mentioned second object can be achieved by using an amphoteric surfactant and a cationic surfactant in combination as a foaming agent for a hair decolorizing composition, and completed the present invention. It was

That is, according to the present invention, a hair bleaching composition containing the following components (A) and (B): (A) hydrogen peroxide (B) foaming agent is prepared by mixing the content liquid and air. A one-component type hair bleaching agent is provided, which is filled as a content liquid in a foamer container having a foam discharging means capable of discharging a foam.

The present invention also provides, as one of the particularly preferred embodiments, a one-pack hair bleaching agent which uses an amphoteric surfactant and a cationic surfactant as a foaming agent for component (B).

[0012]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described in detail below.

The one-component hair bleaching agent of the present invention comprises a hair bleaching composition and a foamer container filled with the composition.

Here, the hair bleaching composition contains component (A) hydrogen peroxide and component (B) a foaming agent.

The component (A), hydrogen peroxide, is a component that oxidizes and decolorizes the melanin pigment of hair.

The content of the component (A) hydrogen peroxide in the hair decolorizing composition is not particularly limited, and the content can be determined according to the desired decolorizing power, but excessive irritation to the skin. To avoid this, the amount is preferably 6% by weight or less, more preferably 4% by weight or less.

The foaming agent as the component (B) is a component for easily mixing the air and the hair decolorizing agent composition in the foam discharging means of the former container to form a foam and stabilizing the foam. Known foaming agents can be used. For example,
Anionic surfactants such as alkyl sulfates and polyoxyethylene alkyl ether sulfates, cationic surfactants such as alkyl trimethyl ammonium chloride and dialkyl dimethyl ammonium chloride, fatty acid amide propyl betaine, alkyl dimethyl amine oxide, alkyl carboxymethyl hydroxy Amphoteric surfactants such as ethylimidazolinium betaine and alkyldimethylaminoacetic acid betaine, nonionic surfactants such as polyoxyethylene alkyl ether and alkylalkanolamides,
An ionic polymer such as hydroxyethyl cellulose hydroxypropylalkyldimethylammonium chloride or the like can be used alone or in combination as a foaming agent of the component (B).

When the content of the foaming agent of the component (B) in the hair decolorizing composition is too small, stable foam cannot be obtained, and when it is too large, the hair becomes sticky or squeaky, so that it is preferably 0. .1 to 5% by weight, more preferably 0.5 to 3% by weight
It is.

In order to improve the stickiness and squeaky feeling of the hair and to realize a better feeling on the hair after use, the foaming agent of the component (B) is preferably the above-mentioned amphoteric surfactant and It is preferable to use a cationic surfactant, in particular, fatty acid amide propyl betaine as the amphoteric surfactant and alkyl trimethyl ammonium chloride as the cationic surfactant. In this case, if the content of the amphoteric surfactant in the hair decolorizing composition is too small, stable foam cannot be obtained, and if it is too large, the hair becomes sticky or squeaky. %, More preferably 0.1 to 1% by weight. Further, if the content of the cationic surfactant is too small, a good feel cannot be imparted to the hair, and if it is too large, the hair becomes sticky. Therefore, the content is preferably 0.01 to 1% by weight, more preferably 0. 05-
0.5% by weight.

Further, in the present invention, it is preferable to add a silicone compound to the hair decolorizing composition for the purpose of imparting a good feel to the hair.

Examples of such silicone compounds include amino-modified silicone, polyether-modified silicone and dimethylpolysiloxane. The content of the silicone compound in the hair decolorizing composition is preferably 0.01 to 2% by weight, more preferably 0.05 to 0.5% by weight.

In the present invention, the viscosity of the hair bleaching composition is such that if the viscosity is too high, the foamability at low temperatures will decrease.
At 25 ° C., it is preferably 30 cp or less, more preferably 0.1 to 20 cp.

When the pH of the hair bleaching composition is too low, skin irritation is increased, and when it is too high, decomposition of hydrogen peroxide is promoted. Therefore, the pH is preferably 2 to 6, more preferably 2.5 to. Set to 4.

The hair bleaching composition contains, in addition to the above-mentioned components, a fragrance, an ultraviolet absorber, a sequestering agent, a bactericide, an antiseptic, a water-soluble solvent (ethanol, etc.), water and a water-soluble polymer. A compound, a moisturizer, etc. can be blended as needed.

Next, in the present invention, the foamer container for accommodating the hair decolorizing composition has a foam discharge means capable of mixing the content liquid and air without using a propellant and discharging the foam. Therefore, it is possible to prevent the hair bleaching composition from scattering when the hair bleaching agent is used.

As the former container filled with the hair decolorizing composition described above, a known pump former container or squeeze former having a foam discharging means capable of discharging a foam by mixing the content liquid and air. A container or an accumulator pump former container can be used. For example, food and containers (vol.35, No.10, p588)
~ 593 (1994); vol. 35, No. 11, p
624-627 (1994); vol. 36, no.
3, p154-158 (1995)), pump former E3 type, same F2 type (above, Yamato Seikan Co., Ltd.), squeeze former (Daiwa Seikan Co., Ltd.), air spray former (Air Spray International). Manufactured by the company) and the like.

In the former container used in the present invention, the portion (the inner wall of the container, the inner wall of the foam discharging means, etc.) that comes into contact with the hair decolorizing composition as the content is not corroded by hydrogen peroxide, and It is preferable to use a material that allows the oxygen generated by decomposition of hydrogen peroxide to permeate. Thereby, the corrosion of the container and the excessive rise of the internal pressure can be prevented, and the safety in storage of the hair decolorizing agent can be ensured.

The hair bleaching agent of the present invention is prepared by uniformly mixing hydrogen peroxide, a foaming agent and, if necessary, other components to prepare a hair bleaching composition, which is always stored in the above-mentioned former container. It can be manufactured by filling by the method.

The hair bleaching agent of the present invention can be used by applying foam of the hair bleaching composition discharged from the former container to the hair, and drying or washing if necessary.

[0030]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be specifically described below based on embodiments.

Examples 1 to 9 Hair decolorizing compositions having the compositions shown in Table 1 were prepared by a conventional method, and filled in a foamer container shown in Table 1 by a conventional method to prepare a hair treatment composition.

First, the hair treating agent thus obtained was subjected to 365 at room temperature.
It was stored for a day and visually inspected for corrosion and abnormal swelling of the container at the end of storage. The results are shown in Tables 1 and 2.

Next, the hair discharged from the hair treatment agent was applied to the hair of 10 panelists and dried, and the "applicability to the hair" of the foam at that time was applied to the hair and dried. For each of the following "moist feeling" and "stickiness" after applying to hair and drying, 4 according to the following score table.
Sensory evaluation was performed in stages, and the average score of the obtained scores was evaluated according to the following criteria. The results are shown in Table 1 and Table 2.
Shown in

Further, it was visually observed whether or not the hair decolorizing agent was scattered when the foam was discharged. The results are also shown in Tables 1 and 2.

"Applicability to hair" score table Score evaluation content 3: Very easy to apply to hair 2: Easy to apply to hair 1: Neither can be said 0: Difficult to apply to hair

"Moisture" Evaluation Criteria Score Evaluation Contents 3: Moisturize 2: Mild Moisture 1: Neither can be said 0: No Moisture

"Stickiness" score Evaluation contents 3: Not sticky 2: Hardly sticky 1: Neither can be said 0: Sticky

"Judgment Criteria" Rank Average Score ◎: 2.4 or more ○: 1.8 or more and less than 2.4 △: 1.0 or more and less than 1.8 ×: less than 1.0

[0039]

[Table 1] (% by weight) Example hair bleaching composition component 1 2 3 4 5 hydrogen peroxide solution (35%) 8.57 ← ← ← ← amidopropropyl betaine laurate 0.3 ← ← ← lauryl dimethyl aminoamino acetic acid betaine / / / / / / 2-Alkyl-N-carboxymethyl-N-human maloxyethylimidazolinium betaine / / / / / / Trimethylcetylammonium chloride 0.1 ← ← ← / Dimethylstearyl ammonium chloride / / / / / / Polyoxyethylene (20) Lauryl ether 1.0 ← ← ← ← Amino-modified silicone 0.05 ← ← / 0.05 95% Ethanol 8.0 ← ← ← ← fragrance 0.1 ← ← ← ← Phosphoric acid Appropriate amount ← ← ← ← Purified water balance ← ← ← ← Hair decolorizer composition pH 3.0 ← ← ← ← Viscosity (cp / 25 ℃) 1.4 ← ← 1.7 1.4 Foamer container * 1 A B C A A (Evaluation) Safety in storage No problem ← ← ← ← No scattering of bubbles None ← ← ← ← Applicability to hair ◎ ◎ ◎ ◎ ◎ ◎ Moisture ◎ ◎ ◎ ◎ ○ ○ Sticky ◎ ◎ ◎ ◎ ○ ○

Table 1 and Table 2 Note: Foamer container * 1 A: Pump former (F2 type (using SUS316 as ball material and spring material), manufactured by Yamato Can Co., Ltd.) B: Accumulation type pump former (air spray four Mar (using SUS316 as ball and spring material), made by Air Spray International Co., Ltd. C: Squeeze former (upright type, made by Daiwa Can Co., Ltd.)

[0041]

[Table 2] (% by weight) Example hair bleaching composition component 6 7 8 9 Hydrogen peroxide solution (35%) 8.57 ← ← ← Amidoplopropyl betaine laurate 1.0 0.3 / / Lauryl dimethyl aminoamino acetic acid betaine / / 0.5 / 2-Alkyl-N-carboxymethyl-N-human ethoxyethylimidazolinium betaine / / / / 0.5 trimethylcetylammonium chloride 0.1 0.3 / / dimethylstearylammonium chloride / / 0.15 ← polyoxyethylene (20) lauryl ether 0.5 1.0 ← ← amino Modified silicone 0.05 ← ← ← 95% ethanol 8.0 ← ← ← Perfume 0.1 ← ← ← Phosphoric acid Suitable amount ← ← ← Purified water balance ← ← ← Hair decolorizer composition pH 3.0 ← ← ← Viscosity (cp / 25 ℃) 1.4 1.7 1.5 1.5 foamer container * 1 a C a B (evaluation) Nashi safety problems on the storage ← ← ← Tobichi of foam Without the presence or absence of ← ← ← coating properties to the hair ◎ ◎ ◎ ◎ moist feeling ◎ ◎ ◎ ◎ sticky ◎ ◎ ◎ ◎

From Tables 1 and 2, the one-part hair bleaching agents of the present invention of Examples 1 to 9 are free from problems concerning storage safety such as corrosion of containers and excessive rise of internal pressure, and are used. Sometimes the hair bleaching composition does not scatter.

Further, the results of Examples 1 to 3 in which an amphoteric surfactant and a cationic surfactant were used together as a foaming agent,
From the results of Example 5 in which only the amphoteric surfactant was used as the foaming agent, it was found that by using the amphoteric surfactant and the cationic surfactant in combination, the composition has good coatability on hair and is applied to hair. It can be seen that after being applied, it does not become sticky and a good feeling (moisturizing feeling) can be imparted to the hair.

The results of Examples 1 to 3 using a silicone compound and Example 4 not using a silicone compound.
From the results of, by using a silicone compound,
It can be seen that the stickiness and moist feeling after application to hair can be improved.

[0045]

According to the present invention, the container is not corroded by hydrogen peroxide and the pressure inside the container is not abnormally increased, and the hair bleaching composition is discharged in the form of foam. A formula hair bleaching agent can be provided. Moreover, the foam discharged from the hair decolorizing agent of the present invention is
It has a foam quality that is easy to adapt to the hair, does not become sticky after being applied to the hair, and can impart a good feel to the hair.

Claims (12)

[Claims] 1. A hair bleaching composition containing the following components (A) and (B): (A) hydrogen peroxide (B) foaming agent is mixed with the content liquid and air to form a foam. A one-component type hair decolorizing agent, which is filled as a content liquid in a former container having a discharging means for discharging bubbles. 2. The one-component hair bleaching agent according to claim 1, wherein the foamer container is a pump former container, a squeeze foamer container, or a pressure-accumulation pump former container. 3. The foaming agent of component (B) is an anionic surfactant, a cationic surfactant, an amphoteric surfactant, a nonionic surfactant or an ionic polymer. Formulated hair bleaching agent. 4. The hair decolorizing composition according to claim 3, wherein the foaming agent of component (B) is contained in the hair decolorizing composition in an amount of 0.1 to 5% by weight.
Formulated hair bleaching agent. 5. The one-component hair bleaching agent according to claim 1, wherein the foaming agent as the component (B) is an amphoteric surfactant and a cationic surfactant. 6. The amphoteric surfactant is fatty acid amide propyl betaine, alkyl dimethyl amine oxide, alkyl carboxymethyl hydroxyethyl imidazolinium betaine or alkyl dimethyl amino acetic acid betaine, and the cationic surfactant is alkyl trimethyl ammonium chloride. Alternatively, the one-component hair bleaching agent according to claim 5, which is dialkyldimethylammonium chloride. 7. The one-component hair bleaching agent according to claim 6, wherein the amphoteric surfactant is fatty acid amidopropyl betaine and the cationic surfactant is alkyltrimethylammonium chloride. 8. The hair bleaching composition has an amphoteric surfactant content of 0.1 to 3% by weight and a cationic surfactant content of 0.01 to 1% by weight. The one-component hair bleaching agent according to any one of 5 to 7. 9. The one-component hair bleaching agent according to claim 1, further comprising 0.01 to 2% by weight of a silicone compound in the hair bleaching composition. 10. The one-component hair bleaching agent according to claim 1, wherein the viscosity of the hair bleaching composition is 30 cp or less at 25 ° C. 11. The one-component type hair bleaching agent according to claim 1, wherein the hair bleaching composition has a pH of 2-6. 12. The one-component hair bleaching agent according to claim 1, wherein the component (A) hydrogen peroxide is 6% by weight or less in the hair bleaching composition.