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WO2011045840A1 - Composition cosmétique pour cheveux - Google Patents

Composition cosmétique pour cheveux Download PDF

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Publication number
WO2011045840A1
WO2011045840A1 PCT/JP2009/005388 JP2009005388W WO2011045840A1 WO 2011045840 A1 WO2011045840 A1 WO 2011045840A1 JP 2009005388 W JP2009005388 W JP 2009005388W WO 2011045840 A1 WO2011045840 A1 WO 2011045840A1
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WO
WIPO (PCT)
Prior art keywords
hair
cosmetic composition
amino acid
keratin
surfactant
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Ceased
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PCT/JP2009/005388
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English (en)
Japanese (ja)
Inventor
▲高▼松宏司
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ASTER BIYOU Co Ltd
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ASTER BIYOU Co Ltd
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Publication date
Application filed by ASTER BIYOU Co Ltd filed Critical ASTER BIYOU Co Ltd
Priority to PCT/JP2009/005388 priority Critical patent/WO2011045840A1/fr
Publication of WO2011045840A1 publication Critical patent/WO2011045840A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q5/00—Preparations for care of the hair
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/64—Proteins; Peptides; Derivatives or degradation products thereof
    • A61K8/65—Collagen; Gelatin; Keratin; Derivatives or degradation products thereof

Definitions

  • the present invention relates to a hair cosmetic composition, and more particularly to a hair cosmetic composition suitably used as a shampoo, a treatment, a permanent pretreatment agent, a hair dyeing pretreatment agent, or the like.
  • hair is constantly subjected to stress due to dirt and sun ultraviolet rays, and besides that, it is damaged by severe stress due to the heat of hair dryers and beauty treatments such as perm and hair dyeing. And it is known that the hair damaged by such stress will be in a dull state without moisture, a state lacking smoothness and luster, and the strength will decrease.
  • hair cosmetic compositions which are originally included depending on the application.
  • shampoos and rinses, treatments, conditioners, styling agents, permanent pretreatment agents, hair dyeing pretreatment agents, and so on so-called hair cosmetic compositions, which are originally included depending on the application.
  • a keratin hydrolyzate having a sufficiently large average molecular weight of about 200 to 30,000 is added alone or in combination with another special component.
  • Cosmetic compositions for example, see Patent Documents 1 to 4 below.
  • keratin is a hard protein that constitutes epithelial tissues such as vertebrate hair, feathers, wool, epidermis, nails, horns, etc., moisturizing hair, film-forming effect, damage repair effect Demonstrate. Therefore, by using a hair cosmetic composition containing such a keratin hydrolyzate, it is possible to impart moist and moist feeling, smoothness and sufficient gloss to the hair.
  • a keratin hydrolyzate contained therein is selected and used having a large average molecular weight of about 200 to 30,000. The dispersibility of the keratin hydrolyzate in the cosmetic composition is high, whereby the excellent effects described above can be achieved more reliably.
  • An object of the present invention is to provide a hair cosmetic composition that can effectively increase the strength of the hair while being applied.
  • keratin amino acids obtained by hydrolyzing keratin derived from human hair in particular, conventional hair cosmetic compositions.
  • the use of a relatively small average molecular weight keratin amino acid, which is not used as an ingredient in the hair cosmetic composition, in a predetermined amount as a constituent of the hair cosmetic composition improves the problem of reduced hair strength. I found out.
  • the pH of the hair cosmetic composition is specified.
  • the present invention has been completed as a result of further research conducted by the present inventors based on these findings.
  • It contains a keratin amino acid derived from human hair having an average molecular weight of 90 to 200 and a surfactant, the content of the keratin amino acid is 0.1 to 20% by weight, and the pH value is A hair cosmetic composition characterized by being adjusted to a value within the range of 3 to 9.
  • the keratin amino acid content is 0.1 to 20% by weight
  • the surfactant is one of an anionic surfactant and a cationic surfactant, and a permanent pretreatment agent.
  • the content of the keratin amino acid is 0.1 to 20% by weight, and the surfactant is one of an anionic surfactant and a cationic surfactant, and hair dyeing pretreatment
  • the keratin amino acid obtained by hydrolyzing keratin and the like contains a moist and moist feeling with moisture and sufficient smoothness. Glossiness can be imparted.
  • keratin amino acids derived from human hair having a sufficiently small average molecular weight of 90 to 200 that easily penetrate into hair are used as keratin amino acids. Since it is contained in an amount in the range of 20% by weight, such keratin amino acids can easily and reliably penetrate into hair damaged by various stresses, and also improve the adsorptivity of keratin amino acids to hair. Thus, the strength of the hair can be effectively increased.
  • the keratin amino acid is contained together with the surfactant, and the pH value of the hair cosmetic composition is adjusted to a value within the range of 3-9.
  • the dispersibility in the hair cosmetic composition of keratin amino acids having a small average molecular weight which was conventionally considered to be poor in dispersibility in the hair cosmetic composition, could be effectively increased.
  • precipitation of keratin amino acids in the hair cosmetic composition aqueous solution is advantageously eliminated, and not only the usability of the hair cosmetic composition is improved, but also the permeability and adsorptivity of keratin amino acids to the hair are improved. Improvements could be realized more reliably.
  • the hair cosmetic composition according to the present invention as described above can not only effectively give moist and moist feeling, smoothness and sufficient gloss to the hair, but also the strength of the hair. Can be reliably and stably increased at a higher level.
  • Example 2 From the hair sample washed using the shampoo solution comprising the hair cosmetic composition containing keratin amino acid derived from human hair and the hair cosmetic composition containing hydrolyzed keratin solution derived from wool obtained in Example 1 It is a graph which shows each tensile strength of the hair sample wash
  • a hair sample treated in the treatment liquid comprising a hair cosmetic composition containing a keratin amino acid derived from human hair and a nonionic surfactant, obtained in Example 2, and a hydrolyzed keratin liquid derived from wool It is a graph which shows each tensile strength of the hair sample treated using the treatment liquid which consists of hair cosmetics compositions.
  • a hair sample treated in the treatment liquid comprising a hair cosmetic composition containing a keratin amino acid derived from human hair and an anionic surfactant, obtained in Example 4, and a hydrolyzed keratin liquid derived from wool It is a graph which shows the average friction coefficient of each surface of the hair sample treated using the treatment liquid which consists of hair cosmetics compositions.
  • a hair sample pretreated by hair dyeing using a hair dyeing pretreatment agent comprising a hair cosmetic composition containing keratin amino acid derived from human hair and Na olefin (C14-16) sulfonate obtained in Example 6 It is a graph which shows each tensile strength of the hair sample pre-dyeed using the hair dye pretreatment agent which consists of a hair-cosmetics composition containing the hydrolysis keratin liquid derived from wool.
  • the hair cosmetic composition according to the present invention contains keratin amino acids and a surfactant as essential components.
  • the keratin amino acids are derived from human hair, that is, hard proteins constituting human hair. Must be a component of some keratin. This is because keratin constitutes human hair, vertebrate hair, epidermis, nails, horns, or epithelial tissues such as feathers and wool except human hair, but keratin is a constituent of human hair. This is because the desired effect described above cannot be obtained by using any keratin amino acid constituting keratin other than the above.
  • keratin amino acids derived from human hair those having an average molecular weight of 90 to 200 are used. This is because, when a keratin amino acid having an average molecular weight exceeding 200 is used, the permeability of such keratin amino acid to the hair is lowered, and the effect of improving the strength of the hair due to the penetration of the keratin amino acid is lowered. Because. In addition, when a keratin amino acid having an extremely small average molecular weight of less than 90 is used, the molecular weight of the keratin amino acid is too small, so that the adsorptivity to hair is remarkably lowered, and this also can sufficiently improve the strength of the hair. Because it will disappear.
  • a suitable range for the average molecular weight of such keratin amino acids is 90 to less than 200, more preferably 100 to 180.
  • Such a keratin amino acid derived from human hair having an average molecular weight of 90 to 200 can be obtained, for example, by hydrolyzing human hair by a known method.
  • the keratin amino acid include valine, leucine, isoleucine, phenylalanine, proline, serine, threonine, tyrosine, aspartic acid, glutamic acid, arginine, lysine, histidine, methionine and the like.
  • such keratin amino acid is contained in the range of 0.1 to 20% by weight. This is because when the content of keratin amino acid in the hair cosmetic composition is less than 0.1% by weight, the content of keratin amino acid in the composition is too small, and thus the hair obtained by the inclusion of keratin amino acid. This is because the moisturizing effect, film-forming effect, damage repairing effect, and the effect of improving the strength of the hair as described above cannot be sufficiently obtained.
  • the effects of the inclusion of such keratin amino acids in the composition tend to be enhanced with an increase in the content of keratin amino acids, but the degree of enhancement of such effects is
  • the content of keratin amino acid gradually decreases as the content of keratin amino acid approaches 20% by weight and the content exceeds 20% by weight, even if the content of keratin amino acid is increased, the composition of keratin amino acid is increased.
  • the increase in the effect due to the inclusion of is hardly recognized, and on the contrary, the increase in cost due to the increase in the amount of keratin amino acid used becomes remarkable.
  • the content of the keratin amino acid in the hair cosmetic composition is 0.1 to from the viewpoint of sufficiently securing the effect obtained by the inclusion of the keratin amino acid while suppressing the production cost of the hair cosmetic composition. It must be 20% by weight.
  • a suitable range of the content of the keratin amino acid in the hair cosmetic composition is 1 to 20% by weight.
  • the hair cosmetic composition according to the present invention contains a surfactant as an essential component together with the keratin amino acid.
  • a surfactant as an essential component together with the keratin amino acid.
  • surfactants include anionic surfactants, cationic surfactants, nonionic surfactants, and amphoteric surfactants that are generally contained in conventional hair cosmetic compositions. More than one type is used in combination.
  • anionic surfactant examples include cocoyl methyl taurine Na, stearoyl methyl taurine Na, laureth sulfosuccinate 2Na, olefin (C14-16) sulfonate Na, lauryl sulfate Na, POE lauryl ether sulfate Na, laureth.
  • examples include sodium sulfate, dodecyl benzene sulfonic acid triethanolamine, tetradecene sulfonic acid Na, POE lauryl ether phosphoric acid, and salts thereof.
  • Cationic surfactants include behentrimonium chloride, lauryl trimethyl ammonium chloride, stearyl trimethyl ammonium chloride, alkyl trimethyl ammonium chloride, distearyl methyl ammonium chloride, cetyl trimethyl ammonium bromide, stearyl trimethyl ammonium bromide, ethyl lanolin sulfate fatty acid amino acid Examples thereof include propylethyldimethylammonium, stearyltrimethylammonium saccharin, cetyltrimethylammonium saccharin and the like.
  • nonionic surfactants include glyceryl stearate, sorbitan oleate, POE alkyl ethers, POE alkyl phenyl ethers, POE / POP alkyl ethers, POE sorbitan fatty acid esters, POE propylene glycol fatty acid esters, and the like.
  • POE alkyl ethers include POE lauryl ether, POE cetyl ether, POE stearyl ether, POE behenyl ether, and the like.
  • double-sided surfactant examples include lauryl betaine, dimethicone copolyol, 2-undecyl-N, N, N- (hydroxyethylcarboxymethyl) -2-imidazoline sodium, cocoamidopropyl betaine, lauramidopropyl betaine, Examples include lauryl dimethylaminoacetic acid betaine.
  • the content of these surfactants in the hair cosmetic composition is not particularly limited, but is preferably in the range of 1 to 60% by weight. This is because when the content of such a surfactant is less than 1% by weight, the amount of the surfactant in the hair cosmetic composition is too small, and thus the effect obtained by the inclusion of the surfactant, ie, This is because the excellent effect of enhancing the dispersibility of the keratin amino acid having a small average molecular weight in the hair cosmetic composition (for example, an aqueous solution thereof) cannot be sufficiently exhibited. In addition, when the content of the surfactant exceeds 60% by weight, there arises a problem that the permeability and adsorption property of keratin amino acids into the hair are adversely affected.
  • a hair cosmetic composition containing a surfactant and a keratin amino acid is used as an aqueous solution, for example, and the pH value of the aqueous solution of such a hair cosmetic composition is in the range of 3 to 9.
  • the keratin amino acid contained therein is conventionally used because of its poor dispersibility in the hair cosmetic composition.
  • the pH value of the hair cosmetic composition is within the range of 3 to 9 in spite of having a small average molecular weight. With this value, the dispersibility of the keratin amino acid in the hair cosmetic composition can be effectively improved.
  • the pH value of the hair cosmetic composition is less than 3, even if such a hair cosmetic composition contains a surfactant, the keratin amino acid in the hair cosmetic composition This is because it is difficult to sufficiently enhance the dispersibility of the hair, and when the pH value exceeds 9, the function as a hair cosmetic is not sufficiently exhibited. Because. It is desirable that the pH value of the hair cosmetic composition is a value within the range of 4-8.
  • the hair cosmetic composition according to the present invention contains a surfactant and a keratin amino acid as essential components, and also contains various components according to its use.
  • a surfactant and a keratin amino acid as essential components, and also contains various components according to its use.
  • shampoo, rinse, treatment, styling It will be used as an agent, a permanent pre-treatment agent, a permanent post-treatment agent, a hair dyeing pre-treatment agent, a hair dyeing post-treatment agent, and the like.
  • the content of the keratin amino acid in the hair cosmetic composition is preferably 0.1 to 5.0% by weight. . This is because if the keratin amino acid content is less than 0.1% by weight, the various effects described above due to the keratin amino acid content may not be obtained effectively. In addition, as the content of keratin amino acid increases, the effect due to the inclusion of keratin amino acid is enhanced, but as the content approaches 5.0% by weight, the degree of enhancement of the effect gradually slows down. Furthermore, when the content exceeds 5.0% by weight, even if the content of keratin amino acid is increased, the increase in the effect due to it is hardly recognized. This is because the soaring of the price becomes remarkable.
  • the content of the keratin amino acid in the hair cosmetic composition used as a shampoo is more preferably about 1 to 5% by weight.
  • the type of surfactant contained as an essential component together with the keratin amino acid is not particularly limited.
  • an anionic surfactant is used.
  • this anionic surfactant any of those exemplified above can be used.
  • the content of the anionic surfactant in the hair cosmetic composition is set to 30 to 60% by weight, which is a preferable content in the hair cosmetic composition of the present invention, for the same reason as described above. It is desirable.
  • human hair-derived keratin amino acids having an average molecular weight of 90 to 200 are contained in a proportion of 0.1 to 5.0% by weight, an anionic surfactant is contained, and the pH is 3 to 9,
  • the hair cosmetic composition preferably adjusted to 5 to 7 is used as a shampoo, it is possible to reduce irritation to the skin when washing the hair, and to exhibit excellent foaming and detergency, In addition to that, moist and moist feeling with smoothness and sufficient gloss can be imparted to the hair, as well as an improvement in the strength of damaged hair can be effectively achieved. It is.
  • the content of the keratin amino acid in the hair cosmetic composition is preferably 0.1 to 10% by weight. This is because if the keratin amino acid content is less than 0.1% by weight, the various effects described above due to the keratin amino acid content may not be obtained effectively. Moreover, when the content of the keratin amino acid exceeds 10% by weight, it becomes difficult to make the aqueous solution of the hair cosmetic composition into a creamy form, making it difficult to use as a treatment.
  • the content of the keratin amino acid in the hair cosmetic composition used as a treatment is more preferably about 5 to 7% by weight.
  • the type of surfactant contained as an essential component together with keratin amino acids is not particularly limited.
  • a cationic surfactant is used.
  • this cationic surfactant any of those exemplified above can be used.
  • the content of the cationic surfactant in the hair cosmetic composition is set to 5 to 30% by weight, which is a preferable content in the hair cosmetic composition of the present invention, for the same reason as described above. It is desirable.
  • human hair-derived keratin amino acids having an average molecular weight of 90 to 200 are contained in a proportion of 0.1 to 10% by weight, and a cationic surfactant is contained, so that the pH is preferably 3 to 9.
  • the hair cosmetic composition adjusted to 4-8 is used as a treatment, so that it can exhibit high adsorptivity to hair, exhibits excellent wetting action on hair, and is sufficiently smooth. In addition to the feeling and gloss that can be imparted to the hair, the strength of the damaged hair can be effectively improved.
  • the content of keratin amino acid in the hair cosmetic composition is preferably 0.1 to 20% by weight. This is because if the keratin amino acid content is less than 0.1% by weight, the above-described effects due to the keratin amino acid content may not be obtained effectively. Even when the hair cosmetic composition is used as a permanent pretreatment agent, the effect of the keratin amino acid content is enhanced with the increase of the keratin amino acid content, but the content is 20 As the percentage approaches weight%, the degree of enhancement of the effect gradually slows down. Further, when the content exceeds 20% by weight, even if the content of keratin amino acid is increased, the enhancement of the effect is hardly caused. This is because the cost increase due to the increase in the amount of keratin amino acid used becomes remarkable.
  • the content of the keratin amino acid in the hair cosmetic composition used as the permanent pretreatment agent is more preferably about 5 to 8% by weight.
  • the kind of surfactant contained as an essential component together with the keratin amino acid is particularly limited.
  • one of an anionic surfactant and a cationic surfactant is used.
  • these anionic surfactants and cationic surfactants any of those exemplified above can be used.
  • the content of these surfactants in the hair cosmetic composition is the same as described above. It is desirable that the content is 1 to 10% by weight, which is a suitable content in the cosmetic composition.
  • human hair-derived keratin amino acids having an average molecular weight of 90 to 200 are contained in a proportion of 0.1 to 20% by weight, and either an anionic surfactant or a cationic surfactant is contained.
  • the hair cosmetic composition having a pH adjusted to 3 to 9, more preferably 5 to 8 is used as a permanent pretreatment liquid, so that the hair is subjected to a permanent treatment that causes severe damage.
  • the keratin amino acid is sufficiently permeated and adsorbed, so that a decrease in hair strength and a damage on the hair surface due to the permanent treatment can be advantageously prevented in advance.
  • the content of the keratin amino acid in the hair cosmetic composition is preferably 0.1 to 20% by weight. Is done. This is due to the same reason as the case where the hair cosmetic composition of the present invention is used as a permanent pretreatment agent.
  • the content of the keratin amino acid in the hair cosmetic composition used as a hair dyeing pretreatment agent is more preferably about 1 to 20% by weight.
  • the type of surfactant contained as an essential component together with the keratin amino acid is particularly limited.
  • any one of an anionic surfactant and a cationic surfactant is used.
  • these anionic surfactants and cationic surfactants any of those exemplified above can be used.
  • the content of these surfactants in the hair cosmetic composition is the same as described above. It is desirable that the content is 1 to 20% by weight, which is a suitable content in the cosmetic composition.
  • human hair-derived keratin amino acids having an average molecular weight of 90 to 200 are contained in a proportion of 0.1 to 20% by weight, and either an anionic surfactant or a cationic surfactant is contained.
  • the hair cosmetic composition having a pH adjusted to 3 to 9, more preferably 5 to 8, is used as a hair dyeing pretreatment liquid, so that the hair dye suffers severe damage as in the permanent treatment.
  • the keratin amino acid is sufficiently permeated and adsorbed to the hair, so that a decrease in the strength of the hair and a damage to the hair surface due to the hair dyeing treatment can be advantageously prevented in advance.
  • color loss of the hair that has been dyed can be more effectively prevented by sufficiently adsorbing keratin amino acids to the hair before the hair dyeing treatment.
  • a predetermined amount of human hair was used and hydrolyzed by a known method to prepare a predetermined amount of human hair-derived keratin amino acid.
  • the average molecular weight of the keratin amino acid was measured according to the conventional method, the value was 90 to 200.
  • a predetermined amount of wool is hydrolyzed by a known method to prepare a predetermined amount each of a hydrolyzed keratin solution having an average molecular weight of 400 and a hydrolyzed keratin solution having an average molecular weight of 10,000. And prepared.
  • a predetermined amount of each of cocoylmethyltaurine Na and sulfolauric acid laureth 2Na as an anionic surfactant, and a predetermined amount of each of lauryl betaine and dimethicone copolyol as an amphoteric surfactant are prepared. did.
  • a shampoo solution containing a wool-derived hydrolyzed keratin solution having an average molecular weight of 400 was used as Comparative Example 1
  • a shampoo solution containing a wool-derived hydrolyzed keratin solution having an average molecular weight of 10,000 was used as Comparative Example 2.
  • a hydrolyzed keratin liquid having an average molecular weight of 400 is shown as hydrolyzed keratin liquid A
  • a hydrolyzed keratin liquid having an average molecular weight of 10,000 is represented by a hydrolyzed keratin liquid. Shown as B.
  • the shampoo solution of Invention Example 1 out of the six types of shampoo solutions thus prepared was applied to a human hair sample (hair bundle). After washing the hair sample, the shampoo solution was washed away with water. Thereafter, the hair sample was lightly wiped with a towel and then dried with a dryer. Then, after washing and drying operations for the hair sample were repeated 10 times, a plurality of hairs having the same diameter of 0.08 mm were randomly cut from the hair sample. Thereafter, only 30 hairs were selected from the plurality of hairs thus obtained, and a known hair tension tester [30 ° C., humidity: 60%] was applied to each of the 30 hairs.
  • the shampoo liquids of Invention Examples 2 to 4 and the shampoo liquids of Comparative Example 1 and Comparative Example 2 were used, respectively, and five hair samples were obtained in the same manner as when the shampoo liquid of Invention Example 1 was used. Washing and drying operations were repeatedly performed 10 times, and then 30 hairs were collected from each hair sample. And the tension test with respect to 30 hair extract
  • the average load values of Invention Examples 1 to 4 and Comparative Examples 1 and 2 shown in FIG. 1 are the values of hairs washed with the shampoo solutions of Invention Examples 1 to 4 and Comparative Examples 1 and 2, respectively.
  • the average load value at break is shown.
  • the untreated average load value indicates an average load value at the time of breakage of the hair washed by washing with water without using a shampoo solution.
  • the hair collected from the hair sample that was repeatedly washed with water and dried without using a shampoo solution had an average load value at break of 93. It was 08 g.
  • the shampoo solution of Invention Example 1 was used as the average value of the load value at the time of breakage by the tensile test of the hair collected from the hair sample that was repeatedly washed and dried using the shampoo solution. 98.02 g in the case, 123.06 g when the shampoo liquid of Invention Example 2 is used, 125.41 g when the shampoo liquid of Invention Example 3 is used, and when the shampoo liquid of Invention Example 4 is used.
  • the shampoo liquid of the comparative example 1 it was 113.2 g
  • when using the shampoo liquid of the comparative example 2 it was 110.48 g.
  • the hair cosmetic composition of the present invention containing an anionic surfactant is used as a shampoo solution, it is of course derived from wool when compared to the case where the hair is washed only by washing with water.
  • the tensile strength of the hair is effectively increased even when the hair is washed with a shampoo solution (Comparative Examples 1 and 2) containing a hydrolyzed keratin solution containing a keratin amino acid having a large average molecular weight. Getting can be easily recognized. Further, even when the hair cosmetic composition of the present invention is used as a shampoo solution, it is recognized that the tensile strength of hair is improved as the content of keratin amino acid derived from human hair increases.
  • Example 2 A predetermined amount of keratin amino acid derived from human hair having an average molecular weight of 90-200, a predetermined amount of hydrolyzed keratin liquid derived from wool having an average molecular weight of 400, and a wool having an average molecular weight of 10,000 prepared in Example 1 A predetermined amount of the hydrolyzed keratin solution was prepared. Separately, a predetermined amount of each of glyceryl stearate, sorbitan oleate, and polysorbate 60 as a nonionic surfactant was prepared as a surfactant.
  • a treatment liquid containing a wool-derived hydrolyzed keratin liquid having an average molecular weight of 400 was set as Comparative Example 3
  • a treatment liquid containing a wool-derived hydrolyzed keratin liquid having an average molecular weight of 10,000 was set as Comparative Example 4.
  • the treatment liquid of Invention Example 5 out of the six treatment liquids thus prepared (Invention Examples 5 to 8 and Comparative Examples 3 and 4) is used and applied to a human hair sample (hair bundle). Then, after leaving for 5 minutes, the treatment liquid was washed away with water. Thereafter, the hair sample was lightly wiped with a towel and then dried with a dryer. And the treatment and drying operation of this hair sample were repeated 5 times. Then, in the same manner as in Example 1, a tensile test of 30 hairs collected from the hair sample was performed, and an average value of load values at the time of breaking of each of the 30 hairs was calculated. The results are shown in FIG.
  • the treatment liquids of Invention Examples 6 to 8 and the treatment liquids of Comparative Examples 3 and 4 were used, respectively, and five hair samples were used in the same manner as when the treatment liquid of Invention Example 5 was used.
  • 30 hairs were collected from each hair sample.
  • collected from each of these hair samples was performed one by one, and the average value of the load value at the time of the fracture
  • another hair sample was immersed in water for 5 minutes without using any treatment solution, and then dried with a drier for 5 times.
  • the hair collected from the hair sample that was repeatedly dipped in water and dried without using the treatment liquid was the average of the load values at the time of breaking by the tensile test.
  • the treatment liquid of Invention Example 5 was used as the average value of the load value at the time of breakage by the tensile test of the hair collected from the hair sample that was repeatedly treated and dried using the treatment liquid.
  • the treatment liquid of Invention Example 6 132.4 g
  • the treatment liquid of Invention Example 7 when the treatment liquid of Invention Example 7 is used
  • the treatment liquid of Comparative Example 3 was used, the amount was 117.16 g, and when the treatment liquid of Comparative Example 4 was used, the amount was 110.06 g.
  • the hair cosmetic composition of the present invention containing a nonionic surfactant is used as a treatment liquid
  • the hair is treated, and the hair is simply soaked in water and then dried.
  • the tensile strength of the hair is more effective than the treatment using the treatment liquid (Comparative Examples 3 and 4) containing hydrolyzed keratin liquid containing keratin amino acid having a large average molecular weight derived from wool. It can be clearly recognized that it can be enhanced.
  • the hair cosmetic composition of this invention as a treatment liquid, it is recognized that the tensile strength of hair increases gradually as content of the keratin amino acid derived from human hair increases.
  • Example 3 A predetermined amount of keratin amino acid derived from human hair having an average molecular weight of 90 to 200, a predetermined amount of hydrolyzed keratin liquid derived from wool having an average molecular weight of 400, and an average molecular weight of 10,000 prepared in Examples 1 and 2 A predetermined amount of hydrolyzed keratin solution derived from wool was prepared.
  • the surfactant a predetermined amount of olefin (C14-16) sulfonic acid Na as an anionic surfactant and a predetermined amount of each of glyceryl oleate and lauric acid as amphoteric surfactants, Got ready.
  • the treatment liquid containing keratin amino acid derived from human hair is referred to as Invention Example 9
  • the treatment liquid containing hydrolyzed keratin liquid derived from wool having an average molecular weight of 400 is referred to as Comparative Example 5
  • hydrolysis derived from wool having an average molecular weight of 10,000 was designated as Comparative Example 6.
  • the hair collected from the hair sample that had been repeatedly dried after being immersed in water without using the treatment solution was the average of the load values at the time of breaking by the tensile test. While the value was 93.08 g, the average value of the load value at the time of breakage by the tensile test of the hair collected from the hair sample that was repeatedly treated and dried using the treatment liquid is the invention.
  • the treatment liquid of Example 9 it was 127.6 g
  • when the treatment liquid of Comparative Example 5 was used 117.3 g
  • the treatment liquid of Comparative Example 6 was used, it was 111.4 g.
  • the hair cosmetic composition of the present invention containing an anionic surfactant is used as a treatment liquid
  • the hair is treated, and the hair is simply soaked in water and then dried.
  • the tensile strength of the hair is more effective than the treatment using the treatment liquid (Comparative Examples 5 and 6) containing hydrolyzed keratin liquid containing keratin amino acid having a large average molecular weight derived from wool. Can be easily recognized.
  • Example 4 A predetermined amount of keratin amino acid derived from human hair having an average molecular weight of 90 to 200, a predetermined amount of hydrolyzed keratin liquid derived from wool having an average molecular weight of 400, and an average molecular weight of 10,000 prepared in Examples 1 to 3 A predetermined amount of hydrolyzed keratin solution derived from wool was prepared. Separately, a predetermined amount of behentrimonium chloride as a cationic surfactant and a predetermined amount of glyceryl stearate as an amphoteric surfactant were prepared as surfactants.
  • the treatment liquid containing keratin amino acid derived from human hair is designated as Invention Example 10
  • the treatment liquid containing hydrolyzed keratin liquid derived from wool having an average molecular weight of 400 is designated as Comparative Example 7
  • hydrolysis derived from wool having an average molecular weight of 10,000 is designated as Comparative Example 8.
  • the hair collected from the hair sample that was repeatedly dried after being immersed in water without using the treatment solution was the average of the load values at the time of breaking by the tensile test. While the value was 93.08 g, the average value of the load value at the time of breakage by the tensile test of the hair collected from the hair sample that was repeatedly treated and dried using the treatment liquid is the invention.
  • the treatment liquid of Example 10 was used, it was 132.02 g, when the treatment liquid of Comparative Example 7 was used, 118.86 g, and when the treatment liquid of Comparative Example 8 was used, it was 114.06 g.
  • the hair cosmetic composition of the present invention containing a cationic surfactant is used as a treatment liquid, the hair is treated, and the hair is simply soaked in water and then dried.
  • the tensile strength of the hair is more effective than the treatment using the treatment liquid (Comparative Examples 7 and 8) containing hydrolyzed keratin liquid containing keratin amino acid having a large average molecular weight derived from wool. Can be easily recognized.
  • the average friction coefficient of five hairs collected from hair samples obtained by repeating the operation of dipping in water and drying after 5 times without using any treatment solution was also measured in the same manner.
  • the results are shown in FIG.
  • the average friction coefficients of Invention Example 10, Comparative Example 7, and Comparative Example 8 shown in FIG. 5 are the surfaces of hair treated with the treatment liquids of Invention Example 10 and Comparative Examples 7 and 8.
  • the average coefficient of friction is shown.
  • the term “no treatment” refers to the average friction coefficient of hair that has been repeatedly subjected to an operation of dipping in water and then drying without using a treatment liquid.
  • the hair collected from the hair sample that was repeatedly dipped in water and dried without using the treatment liquid had an average coefficient of friction of 0.27.
  • the average friction coefficient of the hair collected from the hair sample that was repeatedly treated and dried using the treatment liquid was 0.20 when the treatment liquid of Invention Example 10 was used. It was 0.22 when the treatment liquid of Comparative Example 7 was used, and 0.24 when the treatment liquid of Comparative Example 8 was used.
  • Example 5 A predetermined amount of keratin amino acid derived from human hair having an average molecular weight of 90 to 200, a predetermined amount of hydrolyzed keratin liquid derived from wool having an average molecular weight of 400, and an average molecular weight of 10,000 prepared in Examples 1 to 4 A predetermined amount of hydrolyzed keratin solution derived from wool was prepared. Separately, a predetermined amount of cocoylalanine TEA, which is an anionic surfactant, was prepared as a surfactant.
  • cocoylalanine TEA which is an anionic surfactant
  • a permanent pretreatment agent containing a hydrolyzed keratin solution derived from wool having an average molecular weight of 400 is used as Comparative Example 9
  • a pretreatment agent containing a hydrolyzed keratin solution derived from wool having an average molecular weight of 10,000 is used as Comparative Example 10.
  • a permanent pretreatment agent containing no keratin amino acid or hydrolyzed keratin solution was used as Comparative Example 11.
  • the permanent pretreatment agent of Invention Example 11 was used. It was applied to a human hair sample (hair bundle) that had been sufficiently wiped off. Then, after performing a hair straightening treatment on the hair sample by a known method using ammonium thioglycolate as the reducing first agent and sodium bromate as the oxidizing second agent, the hair sample was dried with a dryer. Then, the perm pretreatment operation and the perm treatment operation were repeated three times. Then, in the same manner as in Example 1, a tensile test of 30 hairs collected from the hair sample was performed, and an average value of load values at the time of breaking of each of the 30 hairs was calculated. The results are shown in FIG.
  • the permanent pretreatment agents of Invention Examples 12 and 13 and the permanent pretreatment agents of Comparative Examples 9 to 11 were used, respectively, and the same as when the permanent pretreatment agent of Invention Example 5 was used.
  • collected from each of these hair samples was performed one by one, and the average value of the load value at the time of the fracture
  • the results are also shown in FIG. Note that the average load values of Invention Examples 11 to 13 and Comparative Examples 9 to 11 shown in FIG. 6 are the same as before the permanent using the permanent pretreatment agents of Invention Examples 11 to 13 and Comparative Examples 9 to 11, respectively. The average load value at the time of breaking of the treated hair is shown.
  • the average value is 90.2 g when the permanent pretreatment agent of Invention Example 11 is used, 90.06 g when the permanent pretreatment agent of Invention Example 12 is used, and the permanent pretreatment agent of Invention Example 13 is used.
  • the average value is 90.2 g when the permanent pretreatment agent of Invention Example 11 is used, 90.06 g when the permanent pretreatment agent of Invention Example 12 is used, and the permanent pretreatment agent of Invention Example 13 is used.
  • the average value of the load value at the time of breakage by a tensile test of hair collected from a hair sample that has been subjected to permanent pretreatment and perm treatment operation repeatedly was 85.62 g when the permanent pretreatment agent of Comparative Example 9 was used, and 83.2 g when the permanent pretreatment agent of Comparative Example 10 was used.
  • the hair cosmetic composition of the present invention containing a cocoylalanine TEA surfactant as a permanent pretreatment agent, a permanent pretreatment agent that does not contain any keratin by simply performing a permanent pretreatment (Compared to the case of performing a pretreatment with a permanent pretreatment agent (Comparative Examples 9 and 10) containing a hydrolyzed keratin solution containing a keratin amino acid having a large average molecular weight derived from wool, such as Comparative Example 11), It can be readily appreciated that the tensile strength of the hair can be effectively increased. Moreover, when using the hair cosmetic composition of this invention as a permanent treatment agent, it is recognized that the tensile strength of hair increases gradually as content of the keratin amino acid derived from human hair increases.
  • Example 6> A predetermined amount of keratin amino acid derived from human hair having an average molecular weight of 90 to 200, a predetermined amount of hydrolyzed keratin solution derived from wool having an average molecular weight of 400, and an average molecular weight of 10,000 prepared in Examples 1 to 5 A predetermined amount of hydrolyzed keratin solution derived from wool was prepared. Separately, a predetermined amount of olefin (C14-16) sulfonate Na, which is an anionic surfactant, was prepared as a surfactant.
  • olefin (C14-16) sulfonate Na which is an anionic surfactant
  • the permanent pretreatment agent of Invention Example 14 was used, and this was used as a human hair sample (hair bundle).
  • staining operation was performed with respect to the hair sample by the well-known method using an acidic hair dye.
  • a tensile test of 30 hairs collected from the hair sample was performed, and an average value of load values at the time of breaking of each of the 30 hairs was calculated. The results are shown in FIG.
  • the hair collected from the hair sample pretreated with the hair dyeing pretreatment agent of Invention Example 14 has an average load value at break of 90. It was 38 g.
  • the hair collected from the hair sample pretreated with the hair dyeing pretreatment agent of Comparative Example 12 had an average load value at break of 89.3 g in the tensile test.
  • the hair collected from the hair sample pretreated with the hair dyeing pretreatment agent of Comparative Example 13 had an average load value at break of 87.6 g in the tensile test.
  • the hair cosmetic composition of the present invention containing an olefin (C14-16) sulfonic acid Na surfactant is used as a hair dyeing pretreatment agent, and then the hair is pre-treated to produce wool.
  • the tensile strength of the hair is more effective than the pre-dyeing treatment using the pre-dyeing agent (Comparative Examples 12 and 13) containing a hydrolyzed keratin solution containing a keratin amino acid having a large average molecular weight. It can be easily recognized that it can be enhanced.
  • the purified water in which the hair sample pretreated with the hair dyeing pretreatment agent of Invention Example 14 was soaked was thinly colored even after 30 days. It was nothing more than
  • the purified water in which the hair sample subjected to the hair dyeing pretreatment using the hair dyeing pretreatment agents of Comparative Example 12 and Comparative Example 13 was soaked was colored with a dark color after 30 days. did. This means that color loss after dyeing can be effectively prevented by performing pre-dyeing treatment on the hair using a pre-dyeing agent containing a keratin amino acid derived from human hair having a small average molecular weight. , Showing clearly.

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Abstract

L'invention concerne une composition cosmétique pour cheveux capable d'améliorer la force du cheveu, tout en apportant au cheveu une sensation mouillée souple, un aspect lisse et un éclat suffisant. Spécifiquement, l'invention concerne une composition cosmétique pour cheveux contenant un acide aminé de kératine dérivé d'un cheveu humain et ayant une masse moléculaire moyenne de 90 à 200, et un agent surfactant. La teneur en acide aminé de kératine dans la composition cosmétique pour cheveux est commandée de façon à être comprise entre 0,1 et 20 % en masse, tout en réglant le pH de la composition cosmétique pour cheveux dans la plage comprise entre 3 et 9.
PCT/JP2009/005388 2009-10-15 2009-10-15 Composition cosmétique pour cheveux Ceased WO2011045840A1 (fr)

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JP2022021330A (ja) * 2020-07-21 2022-02-02 タカラベルモント株式会社 毛髪処理方法、毛髪用組成物、メデュラ充填剤、白髪処理剤、及び毛髪処理剤

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