JP2005053809A - Hair cosmetic - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To prepare a hair cosmetic whose gel is simply collapsed with a weak outer force such as a fine hole-passing force and which can be sprayed in a fine mist-like state to simply coat hair when used, and gives non-sticky, moist and stable finishes. <P>SOLUTION: This hair cosmetic is characterized by charging a cosmetic containing an anionic polymer compound having a thickening action and having a viscosity (initial value) of 50 to 400 mPa s (30°C) into a sprayer using a trigger type dispenser. The hair cosmetic is sprayed in a mist-like state to be used. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a hair cosmetic, and in particular, the gel is easily broken by a weak external force such as passing through pores, and when used, it can be easily sprayed into a fine mist and applied to the hair, and it has no stickiness and is moist and calm. The present invention relates to a hair cosmetic characterized in that a finish can be obtained.

Liquid hair cosmetics such as styling lotions have problems such as dripping and not being applied uniformly when applied to the hair. [Patent Document 1]. However, with liquid hair cosmetics, it is difficult to give a moist and calm finish to the hair, and gel hair cosmetics that can give the hair a calm finish are filled in a sprayer and sprayed. Even so, it was difficult to spray like a water gun and mist.
Japanese Patent Laid-Open No. 5-97636

  Accordingly, an object of the present invention is to provide a hair cosmetic that has both the performance of forming a fine mist and being easily applied to the entire hair, yet having no stickiness and giving a moist and calm finish. There is.

  As a result of intensive studies in view of the above circumstances, the present inventor has included an anionic polymer compound having a thickening action, and has a viscosity (initial value) at 30 ° C. adjusted within a range of 50 to 400 mPa · s. When the cosmetic is filled in a sprayer using a trigger-type dispenser, the gel will collapse during use, and it can be sprayed into a fine mist and easily applied to the hair, and it has a non-sticky, moist and calm finish. And the present invention was completed by finding that it was excellent in appearance (transparency).

  That is, claim 1 of the present invention triggers a gel cosmetic containing an anionic polymer compound having a thickening action and having a viscosity (initial value) at 30 ° C. in the range of 50 to 400 mPa · s. It is a hair cosmetic characterized by being filled in a sprayer using a dispenser of the type.

  The inventor of the present invention also provides the hair cosmetic composition according to claim 1 wherein the anionic polymer having a thickening action is a carboxyvinyl polymer, methyl vinyl ether / maleic anhydride / decadiene cross polymer, acrylic acid / methacrylic acid. It is preferably one or more selected from the group consisting of acid alkyl copolymers, and more preferably proteins, preferably collagen protein, elastin protein, silk protein, keratin protein, pearl protein, soybean protein, wheat germ It has been found that it is preferable to contain one or more proteins selected from the group consisting of proteins and their hydrolysates or derivatives.

  That is, claim 2 of the present invention is that the anionic polymer compound having a thickening action is selected from the group consisting of a carboxyvinyl polymer, a methyl vinyl ether / maleic anhydride / decadiene cross polymer, and an acrylic acid / alkyl methacrylate copolymer. The hair cosmetic composition according to claim 1, wherein the hair cosmetic composition is one or more selected.

  The third aspect of the present invention is the hair cosmetic composition according to the first or second aspect, further comprising a protein.

  According to claim 4 of the present invention, the protein is selected from the group consisting of collagen protein, elastin protein, silk protein, keratin protein, pearl protein, soybean protein, wheat germ protein, and hydrolysates or derivatives thereof 1 The hair cosmetic composition according to claim 3, wherein the hair cosmetic composition is a seed or two or more kinds.

  According to the present invention, when filled in a cosmetic sprayer using a trigger type dispenser and discharged, a fine mist can be formed and applied to the entire hair easily, without stickiness and with a moist and calm finish. It is possible to obtain a hair cosmetic composition having both performances of giving.

  Hereinafter, the configuration of the present invention will be described in detail.

  The anionic polymer compound having a thickening action used in the present invention is selected from the group consisting of carboxyvinyl polymer, methyl vinyl ether / maleic anhydride / decadiene cross polymer, acrylic acid / alkyl methacrylate copolymer. One type or two or more types are preferably used. Carboxyvinyl polymer, methyl vinyl ether / maleic anhydride / decadiene cross polymer, and acrylic acid / alkyl methacrylate copolymer have the property of increasing the viscosity by alkali neutralization, but they have good sharpness and are suitable for atomized spray. It is. The carboxyvinyl polymer is mainly a polymer of acrylic acid, and is a synthetic polymer having a carboxyl group. The basic skeleton of the methyl vinyl ether / maleic anhydride / decadiene crosspolymer is a microgel polymer in which a copolymer of methyl vinyl ether and maleic anhydride is uniformly crosslinked with decadiene.

  The anionic polymer compound having a thickening action used in the present invention is preferably used after adjusting and neutralizing the pH with an alkali and increasing the viscosity. The alkali as the neutralizing agent is not particularly limited, and examples thereof include alkanolamines such as diisopropanolamine, triethanolamine and aminomethylpropanol, ammonia, potassium hydroxide, sodium hydroxide and the like.

  The anionic polymer compound having a thickening action used in the present invention includes “syntarene” series (manufactured by 3V SIGMA), “pemulen” and “carbopol” series (manufactured by BF Goodrich), “stabilise”. "The product is commercially available under the trade name of the series (manufactured by IPS Japan). These anionic polymer compounds can be used alone or in combination of two or more.

  The blending amount of the anionic polymer compound having a thickening action used in the present invention is preferably 0.05 to 1.0% by mass (hereinafter abbreviated as%), based on the total amount of the gel cosmetic. Especially preferably, it is 0.08 to 0.5%.

The gel cosmetic of the present invention has a viscosity (initial value) at 30 ° C. in the range of 50 to 400 mPa · s. The upper limit of the viscosity (initial value) is preferably 300 mPa · s (30 ° C.), more preferably 200 mPa · s (30 ° C.). Also, if the viscosity (initial value) is less than 50 mPa · s, the effect of imparting a moist and calm finish is insufficient, and if it exceeds 400 mPa · s, it fills a cosmetic sprayer using a trigger-type dispenser. Even if it is used by spraying, it becomes like a water gun and cannot be sprayed in the form of a mist. In the present invention, “viscosity” is based on a value measured with a B-type viscometer (rotation speed: 60 rpm, “Bismetron viscometer” manufactured by Shibaura System Co., Ltd.) at 30 ° C.

  The gel-like cosmetic of the present invention can be applied to the entire hair easily without forming a fine mist by filling and discharging into a cosmetic sprayer using a trigger-type dispenser. . As trigger type dispenser containers, Japanese Patent Application Laid-Open No. 2002-104471, Japanese Patent Application Laid-Open No. 2002-136898, Japanese Utility Model Publication No. 58-23413, Japanese Utility Model Application Publication No. 61-34883, and Japanese Patent Application No. 2001-373169. A container as disclosed in the attached specification or drawings can be used, and a cosmetic sprayer (M-3, PT) using a trigger type dispenser commercially available from Yoshino Kogyo. -200), a trigger type spray (Z-305-101) manufactured by Mitani Valve Co., etc. can be used.

  The hair cosmetic composition of the present invention is preferable because it further contains a protein, so that an effect of imparting a smooth feel to the hair can be obtained and the finish is further improved.

  The protein used in the present invention is not particularly limited as long as it is usually used in cosmetics, but collagen protein, elastin protein, silk protein, keratin protein, pearl protein, soybean protein, wheat germ protein, and hydrolysis thereof The product or derivative is preferable because it has an effect of imparting a smooth feel to the hair. Examples of these proteins include hydrolyzed collagen, hydrolyzed elastin, water-soluble elastin, water-soluble collagen, hydrolyzed silk, silk extract, soybean peptide, wheat peptide, wheat germ extract and the like.

  The amount of protein used in the present invention is preferably 0.001% to 10.0%, particularly preferably 0.01 to 5.0%, based on the total amount of the gel cosmetic. When the blending amount is less than 0.001%, the effect of imparting a smooth feel to the hair may be insufficient. When the blending amount exceeds 10.0%, the hair may become sticky and the hair may become heavy. .

  The hair cosmetic composition of the present invention includes alcohols, oily substances, silicones and derivatives thereof, surfactants, gums, natural substances, as necessary, within the qualitative and quantitative ranges that do not impair the effects of the present invention. A water-soluble compound and derivatives thereof, preservatives, chelating agents, antioxidants, ultraviolet absorbers, pH adjusters, dyes, fragrances and the like can also be blended.

  Hereinafter, the present invention will be described in more detail with reference to Examples and Comparative Examples. The present invention is not limited to these. In addition, the compounding quantity of a composition is shown by the mass%.

  The evaluation test methods and evaluation criteria performed in this example are as follows.

"viscosity"
Using a B-type viscometer (rotation speed 60 rpm, “Bismetron viscometer” manufactured by Shibaura System Co., Ltd.), measurement was performed at 30 ° C.

"Atomized spray"
Each sample was accommodated in a trigger type spray Z-305-101 [manufactured by Mitani Bulb Co., Ltd.], visually observed whether it could be sprayed in the form of a mist, and evaluated according to the following evaluation criteria.
◎: Very fine ○: Fine △: Slightly rough ×: No fog

"Appearance (transparency)"
The appearance (transparency) of each sample was visually observed and evaluated according to the following evaluation criteria.
◎: Transparent ○: Slightly cloudy △: Cloudy ×: Cloudy

"Feel"
The hair cosmetic composition sprayed from a sprayer was applied to a hair bundle composed of 30 cm / 5 g long hair, and the feel (stickiness, smoothness) of the hair bundle was evaluated according to the following evaluation criteria.
<Stickiness>
◎: Not sticky ○: Slightly sticky △: Sticky ×: Very sticky <Finish>
◎: Very good ○: Good △: Slightly good ×: Bad

Examples 1-5 Comparative Examples 1-3
A hair cosmetic composition having the composition shown in Table 1 was prepared by a conventional method, and the above tests were performed. The results are also shown in Table 1.

Examples 6-9
A hair cosmetic composition having the composition shown below was prepared by a conventional method and each of the above tests was performed. As a result, good results were obtained in all tests.

Example 6 [Viscosity: 70 mPa · s]
(Ingredient) (mass%)
・ Carboxyvinyl polymer 0.1
・ Triethanolamine 0.08
・ Hydrolyzed collagen (from shark scale) 0.01
・ Hydrolyzed wheat powder 0.01
・ Soap extract 0.06
・ Ethylglucoside solution 0.5
・ Polyoxyethylene ・ methylpolysiloxane copolymer 0.5
・ Polyoxyethylene (60) hydrogenated castor oil 0.1
1,3-butylene glycol 3.0
・ Perfume appropriate amount ・ Ethanol 10.0
・ Purified water balance

Example 7 [Viscosity: 280 mPa · s]
(Ingredient) (mass%)
・ Methyl vinyl ether ・ Maleic anhydride
-Decadiene cross polymer 0.15
・ Triethanolamine 0.05
・ Wheat germ extract 0.5
・ Polyoxyethylene ・ methylpolysiloxane copolymer 1.0
・ Concentrated glycerin 0.5
・ Lavender extract 0.3
・ Perfume appropriate amount ・ Ethanol 15.0
・ Purified water balance

Example 8 [viscosity: 160 mPa · s]
(Ingredient) (mass%)
・ Carboxyvinyl polymer 0.1
・ Acrylic acid / alkyl methacrylate copolymer 0.05
・ Sodium hydroxide 0.08
・ Hydrolyzed collagen (from shark scale) 0.4
N- [2-hydroxy-3- [3- (dihydroxymethylsilyl)
Propoxy] propyl] hydrolyzed silk 0.3
1,3-butylene glycol 1.0
・ Concentrated glycerin 1.0
・ Perfume appropriate amount ・ Ethanol 10.0
・ Purified water balance

Example 9 [viscosity: 340 mPa · s]
(Ingredient) (mass%)
・ Acrylic acid / alkyl methacrylate copolymer 0.15
・ Triethanolamine 0.15
・ Soap extract 0.05
・ Astragalus extract 0.01
・ Hydrolyzed wheat powder 0.02
・ Ethylglucoside 2.0
・ 3-Isocyanate methyl-3,5,5-trimethylcyclohexyl isocyanate ・ Polytetramethylene glycol ・ N, N-alkylmethyldiethanolammonium
Monoalkyl sulfate copolymer emulsion 0.1
・ Polyoxyethylene ・ methylpolysiloxane copolymer 0.5
・ Perfume appropriate amount ・ Ethanol 15.0
・ Purified water balance

In addition, the fragrance | flavor in the said Example used the thing of the following fragrance | flavor prescription.

  In addition, when the hair cosmetic of any of the examples was used, it was clear that the scalp did not develop inflammation or other symptoms that could be considered as side effects, and the hair cosmetic according to the present invention was also excellent in safety. It was.

  The hair cosmetic composition of the present invention is suitably used as a type of cosmetic composition that is applied to the hair without rinsing, and can be applied as a hair styling agent, a hair treatment agent, or the like.

Claims (4)

Fills a sprayer using a trigger-type dispenser with a gel-like cosmetic containing an anionic polymer compound with thickening action and a viscosity (initial value) at 30 ° C. in the range of 50 to 400 mPa · s. Hair cosmetics characterized by the above. The anionic polymer compound having a thickening action is one or more selected from the group consisting of carboxyvinyl polymer, methyl vinyl ether / maleic anhydride / decadiene crosspolymer, acrylic acid / alkyl methacrylate copolymer The hair cosmetic composition according to claim 1, wherein The hair cosmetic composition according to claim 1 or 2, further comprising a protein. The protein is one or more selected from the group consisting of collagen protein, elastin protein, silk protein, keratin protein, pearl protein, soybean protein, wheat germ protein, and hydrolysates or derivatives thereof. The hair cosmetic composition according to claim 3.