WO2022163228A1 - Composition pour le blanchiment/la décoloration des cheveux ou la coloration des cheveux - Google Patents

Composition pour le blanchiment/la décoloration des cheveux ou la coloration des cheveux Download PDF

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WO2022163228A1
WO2022163228A1 PCT/JP2021/047489 JP2021047489W WO2022163228A1 WO 2022163228 A1 WO2022163228 A1 WO 2022163228A1 JP 2021047489 W JP2021047489 W JP 2021047489W WO 2022163228 A1 WO2022163228 A1 WO 2022163228A1
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agent
hair
viscosity
mass
less
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PCT/JP2021/047489
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English (en)
Japanese (ja)
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彩子 茶原
一輝 和田
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ホーユー株式会社
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • 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
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • 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
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/22—Peroxides; Oxygen; Ozone
    • 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
    • A61K8/40—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing nitrogen
    • 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
    • A61K8/40—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing nitrogen
    • A61K8/41—Amines
    • 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
    • A61K8/46—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing sulfur
    • 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
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • 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
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • 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
    • A61Q5/08—Preparations for bleaching the hair

Definitions

  • the present invention relates to a composition for bleaching/dedying or dyeing hair comprising a first agent and a second agent having a predetermined viscosity.
  • hair treatment agents are known that are effective by mixing multiple agents.
  • a hair treatment agent includes, for example, a hair bleaching/decoloring composition or a hair dyeing composition comprising a first agent containing an alkaline agent and a second agent containing an oxidizing agent such as hydrogen peroxide.
  • Oxidizing agents bleach the melanin in the hair.
  • Alkaline agents improve the brightness of hair after bleaching by promoting the action of oxidizing agents.
  • the alkaline agent swells the hair to improve the penetration of the dye into the hair, thereby improving dyeability.
  • Patent Document 1 discloses a creamy first agent containing an alkaline agent and having a viscosity of 5,000 to 30,000 mPa s, and a viscous liquid containing an oxidizing agent and having a viscosity of 1,000 to 5,000 mPa s.
  • a hair dye composition comprising the second agent of Patent Document 2 describes a first agent containing an alkaline agent and having a viscosity of 20 Pa s or more and 100 Pa s or less, and a second agent containing hydrogen peroxide and having a viscosity of 20 Pa s or more and 100 Pa s or less.
  • a cosmetic product for bleaching or dyeing hair comprising:
  • these hair bleaching/dyeing or hair dyeing compositions have the problem that it is difficult to control the viscosity according to the hair treatment process, especially mixing, applying, leaving, and rinsing.
  • the present invention provides a hair bleaching/decoloring or hair dyeing composition
  • a hair bleaching/decoloring or hair dyeing composition comprising a first agent and a second agent having a predetermined viscosity, a cationic surfactant, a predetermined anionic surfactant, and a predetermined amount of This is based on the discovery that blending an ionic polymer enables viscosity control according to the hair treatment process.
  • a composition for hair bleaching/dyeing or hair dyeing comprising a second agent having a viscosity at °C of 100 mPa ⁇ s or more and 8000 mPa ⁇ s or less, wherein the composition comprises the following components (A) to (C): (A) a cationic surfactant, (B) an anionic surfactant having a linear alkyl group with 14 or more carbon atoms, and (C) containing an ionic polymer of 2% by mass or less in the mixture at the time of use, component (A) and component (B) A composition for bleaching/decoloring or dyeing hair is provided, wherein the ingredients are not present in the same agent.
  • the mass ratio of the content of component (A) to the content of component (B) in the mixture at the time of use is 0.5 or more and 6.0. It may be below.
  • the total content of the component (A) and the component (B) in the mixture at the time of use is 0.3% by mass or more1. It may be 0% by mass or less.
  • the hair bleaching/dyeing or hair dyeing composition is a hair dyeing composition
  • the first agent further contains an oxidation dye
  • the content of the oxidation dye in the mixture at the time of use is It may be 0.5% by mass or more.
  • the first agent and the second agent may be mixed by shaking at the time of use.
  • the viscosity of the composition for hair bleaching/decoloring or hair dyeing according to the hair treatment process, particularly mixing, applying, leaving, and rinsing.
  • the hair bleaching/bleaching or hair dyeing composition is configured, for example, as a two-agent hair bleaching/bleaching or hair dyeing composition.
  • the components of the two-agent hair bleaching/dyeing or hair dyeing composition are exemplified below.
  • the first agent contains an alkaline agent, one of (A) a cationic surfactant and a predetermined (B) anionic surfactant, and/or (C) an ionic polymer.
  • alkaline agent The alkaline agent contained in the first agent promotes the action of the oxidizing agent contained in the second agent, and functions to improve the bleaching effect and/or the destaining effect of the hair. In addition, in the hair dyeing composition described later, the hair dyeing property is improved.
  • alkaline agents include ammonia, alkanolamines, silicates, carbonates, hydrogencarbonates, carbamates, metasilicates, phosphates, organic amines, basic amino acids and the like.
  • alkanolamine include monoethanolamine and triethanolamine.
  • silicates include sodium silicate, potassium silicate, and calcium silicate.
  • carbonates include sodium carbonate, ammonium carbonate, magnesium carbonate and the like.
  • hydrogencarbonate examples include sodium hydrogencarbonate and ammonium hydrogencarbonate.
  • carbamates include ammonium carbamate and the like.
  • metasilicates include sodium metasilicate and potassium metasilicate.
  • Specific examples of the phosphate include triammonium phosphate and diammonium hydrogen phosphate.
  • Specific examples of organic amines include 2-amino-2-methyl-1-propanol (AMP), 2-amino-2-methyl-1,3-propanediol, and guanidine.
  • basic amino acids include arginine and lysine.
  • alkaline agents only one type may be contained alone, or two or more types may be combined and contained.
  • ammonia, ammonium salts, alkanolamines, and carbonates are preferably applied from the viewpoint of being excellent in the effect of improving the brightness of hair.
  • the content of the alkaline agent in the hair bleaching/bleaching composition at the time of use i.e., the mixture of the first agent and the second agent, is such that the hair bleaching/bleaching composition is applied to normal bleaching/bleaching treatment.
  • it is preferably blended in an amount such that the pH is in the range of 7 to 12, more preferably in an amount such that the pH is in the range of 9 to 12.
  • the pH of the mixture By adjusting the pH of the mixture to 7 or higher, the action of the oxidizing agent contained in the second agent can be promoted.
  • By adjusting the pH of the mixture to 12 or less it is possible to suppress damage to the hair due to application of the composition for hair bleaching and decoloring.
  • the pH of the mixture the mixture of each agent is diluted 10 times with water and dissolved at a concentration of 10% by mass, and the pH at 25° C. is measured.
  • ((A) cationic surfactant) The (A) cationic surfactant forms an ion complex together with the (B) anionic surfactant and (C) the ionic polymer, which will be described later, to increase the viscosity of the mixture.
  • C) Cationic surfactants include, for example, quaternary ammonium salts, ether-type quaternary ammonium salts, tertiary amines, and pyridinium-based surfactants.
  • quaternary ammonium salts include cetyltrimethylammonium chloride, stearyltrimethylammonium chloride, isostearyltrimethylammonium chloride, lauryltrimethylammonium chloride, behenyltrimethylammonium chloride, octadecyltrimethylammonium chloride, cocoyltrimethylammonium chloride, and the like.
  • ether-type quaternary ammonium salts include stearoxypropyltrimonium chloride, di(polyoxyethylene)oleylmethylammonium chloride, tri(polyoxyethylene)stearylammonium chloride, polyoxypropylenemethyldiethylammonium chloride, and the like. is mentioned.
  • tertiary amines include alkylamine types and alkylamidoamine types.
  • alkylamine types include monomethylamine, dimethylamine, trimethylamine, dimethyldecylamine, dimethyllauroylamine, dimethylmyristylamine, dimethylpalmitylamine, dimethylstearylamine, dimethyloctylamine, dimethylbehenylamine, dilaurylmonomethyl amine, trioctylamine, and the like.
  • alkylamidoamine type examples include alkyloylamideethyldiethylamines such as stearic acid diethylaminoethylamide, behenic acid diethylaminoethylamide, palmitic acid diethylaminoethylamide, and myristate diethylaminoethylamide, stearic acid dimethylaminopropylamide, and behenic acid.
  • Alkylylamidopropyldimethylamine such as dimethylaminopropylamide, dimethylaminopropylamide palmitate, dimethylaminopropylamide myristate, dimethylaminoethylamide stearate, dimethylaminoethylbehenate, dimethylaminoethylamide palmitate, myristic acid
  • alkylylamide ethyldimethylamine such as dimethylaminoethylamide.
  • These tertiary amines may be neutralized and used as tertiary amine salts.
  • Neutralizing agents include, but are not limited to, organic acids, inorganic acids, acidic amino acids, etc. Specific examples include lactic acid, glycolic acid, citric acid, succinic acid, malic acid, hydrochloric acid, sulfuric acid, phosphoric acid, glutamic acid, aspartic acid and the like.
  • pyridinium-based surfactants include butylpyridinium chloride, dodecylpyridinium chloride, cetylpyridinium chloride, and the like.
  • component (A) only one type may be contained alone, or two or more types may be combined and contained.
  • quaternary ammonium salts are preferred, and cetyltrimethylammonium chloride, stearyltrimethylammonium chloride and behenyltrimethylammonium chloride are more preferred.
  • the lower limit of the content of component (A) in the mixture is appropriately set, but is preferably 0.01% by mass or more, more preferably 0.05% by mass or more, and still more preferably 0.1% by mass or more. .
  • the upper limit of the content of component (A) in the mixture is appropriately set, but is preferably 10% by mass or less, more preferably 5% by mass or less, and even more preferably 2% by mass or less. When the content of component (A) is 10% by mass or less, the viscosity control action is effectively exhibited. Ranges with any combination of the above upper and lower limits are also envisioned.
  • anionic surfactant is an anionic surfactant having a linear alkyl group with 14 or more carbon atoms.
  • the anionic surfactant (B) forms an ion complex when mixed with the component (A) and the component (C), which will be described later, to increase the viscosity of the mixture.
  • anionic surfactants include alkyl ether sulfates, alkyl sulfates, alkyl ether sulfate ester salts, saturated fatty acid salts, alkyl ether carboxylates, ⁇ -sulfone fatty acid salts, N-acyl Examples include amino acid type surfactants, phosphoric acid mono- or diester type surfactants, sulfosuccinates, N-acyl taurine salts, derivatives thereof, and the like.
  • counter ions for the anionic groups of these surfactants include sodium ions, potassium ions, triethanolamine, and the like.
  • alkyl sulfates include sodium cetyl sulfate, sodium myristyl sulfate, and the like.
  • N-acyl taurine salts include N-alkyloylmethyl taurine salts such as sodium myristoylmethyltaurate and sodium N-stearoyl-N-methyltaurate.
  • component (B) only one type may be contained alone, or two or more types may be combined and contained.
  • the linear alkyl group constituting the anionic surfactant (B) a linear alkyl group having 14 or more carbon atoms is used from the viewpoint of excellent adhesion due to an increase in the viscosity of the mixed liquid and excellent emulsification stability of the second agent.
  • preferred components are alkyl sulfates and N-acyl taurates
  • preferred components are sodium cetyl sulfate, sodium myristyl sulfate, sodium myristoylmethyltaurate, sodium N-stearoyl-N-methyltaurate
  • particularly preferred components are cetyl sulfate.
  • the lower limit of the content of component (B) in the mixture is appropriately set, but is preferably 0.01% by mass or more, more preferably 0.05% by mass or more, and still more preferably 0.1% by mass or more. .
  • the upper limit of the content of component (B) in the mixture is appropriately set, but is preferably 5% by mass or less, more preferably 2% by mass or less, and even more preferably 1% by mass or less. When the content of the component (B) is 5% by mass or less, the viscosity control action is effectively exhibited. Ranges with any combination of the above upper and lower limits are also envisioned.
  • the mass ratio (A/B) of the content of component (A) to the content of component (B) in the mixture is preferably defined within the following range.
  • the lower limit of the mass ratio (A/B) is set appropriately, it is preferably 0.5 or more, more preferably 1 or more, and still more preferably 1.2 or more.
  • the viscosity control action is efficiently exhibited. In particular, it increases the viscosity of the mixture and improves the adhesion of the mixture to the hair.
  • the upper limit of the mass ratio (A/B) is appropriately set, but is preferably 6.0 or less, more preferably 4.0 or less, and still more preferably 3.0 or less.
  • the viscosity control action is efficiently exhibited.
  • it brings about moderate viscosity reduction after mixing, improves applicability, and also improves ease of taking out from the container. Ranges with any combination of the above upper and lower limits are also envisioned.
  • the total (A+B) of the content of component (B) and the content of component (A) in the mixture is preferably defined within the following range.
  • the lower limit of the total content (A+B) is appropriately set, but is preferably 0.3% by mass or more, more preferably 0.5% by mass or more, and still more preferably 0.6% by mass or more.
  • the upper limit of the total content (A+B) is appropriately set, but is preferably 1% by mass or less, more preferably 0.9% by mass or less, and still more preferably 0.8% by mass or less.
  • the viscosity control action is efficiently exhibited.
  • it brings about moderate viscosity reduction after mixing, improves applicability, and also improves ease of taking out from the container. Ranges with any combination of the above upper and lower limits are also envisioned.
  • Ionic polymers include cationic polymers, anionic polymers, and amphoteric polymers. Also, either natural or synthetic polymers can be used.
  • cationic polymers include cationic cellulose derivatives, cationic starch, cationic guar gum, cationic chitosan, diallyl quaternary ammonium salt polymers or copolymers, and quaternary polyvinylpyrrolidone.
  • cationized cellulose derivatives include polymers of quaternary ammonium salts obtained by adding glycidyltrimethylammonium chloride to hydroxyethyl cellulose (Polyquaternium-10 (INCI name): for example, Leogard G, Leogard GP (degree of cationization 1.2 meq / g), Leogard MLP (degree of cationization 0.4 meq / g) (manufactured by Lion Corporation), Polymer JR-125, JR-400, JR-30M, LR-400, LR-30M (manufactured by Amerchol) , Cellcoat SC-230M (manufactured by Akzo Nobel), Catinal LC200 (degree of cationization 1 meq / g), HC200 (degree of cationization 1.3 meq / g), LC-100 (degree of cationization 0.8 meq / g), HC -100 (degree of cationization 1.3 meq
  • cationic guar gum examples include guar hydroxypropyltrimonium chloride.
  • cationized chitosan examples include chitosan hydroxypropyltrimonium chloride and the like.
  • diallyl quaternary ammonium salt polymers or copolymers include, for example, dimethyl diallyl ammonium chloride polymer (polydimethylmethylene pyrrolidinium chloride) (polyquaternium-6: for example Marquat 100 (manufactured by L Gransol)), dimethyl diallyl ammonium chloride/acrylic acid copolymer (Polyquaternium-22: for example, Marquat 280 (manufactured by L Finesol)), acrylic acid/diallyl quaternary ammonium salt/acrylamide copolymer, dimethyl diallyl ammonium chloride/acrylamide copolymer, etc. mentioned.
  • quaternized polyvinylpyrrolidone examples include, for example, a quaternary ammonium salt obtained from a copolymer of vinylpyrrolidone and dimethylaminoethyl methacrylate and diethyl sulfate (Polyquaternium-11: for example, Gaffcoat 734, Gaffcoat 755 (ISP Japan) company)) and the like.
  • natural anionic polymers include xanthan gum, carrageenan, sodium alginate, pectin, furcellan, gum arabic, gum gum, gum karaya, gum tragacanth, and agar powder.
  • semi-synthetic polymer include carboxymethyl cellulose obtained by carboxymethylating cellulose.
  • synthetic anionic polymers include polymers or copolymers obtained by polymerizing acidic vinyl monomers or salts thereof.
  • acidic vinyl monomers include compounds having an acidic group, such as a carboxyl group, a sulfonic acid group, and a phosphoric acid group, and a polymerizable vinyl group.
  • Such compounds include, for example, unsaturated monobasic acids, unsaturated dibasic acids, and monoesters thereof.
  • unsaturated monobasic acids include acrylic acid, methacrylic acid, crotonic acid, vinylbenzoic acid, 2-acrylamido-2-methylpropanesulfonic acid, styrenesulfonic acid, vinylsulfonic acid, allylsulfonic acid, and methacrylsulfone. acid, 3-methacrylpropanesulfonic acid, and the like.
  • unsaturated dibasic acids include itaconic acid, maleic acid and fumaric acid.
  • other vinyl monomers copolymerizable with the acidic vinyl monomer can be optionally copolymerized. The ratio of other vinyl monomers is preferably suppressed to 60 mol % or less with respect to the total monomers.
  • vinyl monomers are monovinyl compounds polymerizable by a radical polymerization initiator, and examples include acrylic acid esters such as methyl acrylate and ethyl acrylate, methacrylates such as methyl methacrylate and ethyl methacrylate. Examples include acid esters, styrene, styrene compounds such as ⁇ -methylstyrene, acrylamide, methacrylamide, vinyl ether, vinyl acetate and the like.
  • amphoteric polymers include acrylamide/acrylic acid/dimethyldiallylammonium chloride copolymer, acrylic acid/methacrylamidopropyltrimethylammonium chloride/methyl acrylate copolymer, and acrylic acid/acrylic acid/methacrylamidopropyltrimethylammonium chloride.
  • a copolymer etc. are mentioned. More specific examples include polyquaternium-39, polyquaternium-47, polyquaternium-53 and the like.
  • Specific examples of the acrylamide/acrylic acid/dimethyldiallylammonium chloride copolymer include Marquat Plus 3330 (manufactured by Lubrizol) and Marquat Plus 3331 (manufactured by Lubrizol).
  • acrylic acid/methacrylamidopropyltrimethylammonium chloride/methyl acrylate copolymer examples include Marquat 2001 (manufactured by Lubrizol).
  • acrylic acid/acrylic acid/methacrylamidopropyltrimethylammonium chloride copolymer examples include Marquat 5300 (manufactured by Lubrizol).
  • (C) components only one type may be contained alone, or two or more types may be used in combination.
  • cationic polymers and amphoteric polymers are preferred, and cationic polymers are more preferred, from the viewpoint of excellent viscosity control according to the hair treatment process for the mixture obtained by mixing the first and second agents.
  • Polyquaternium-6, polyquaternium-7 and polyquaternium-22 are more preferred, and polyquaternium-6 is particularly preferred.
  • component (C) is a cationic polymer
  • it is preferably present in the same agent as the cationic surfactant (A) from the viewpoint of improving storage stability and mixability.
  • component (C) is an anionic polymer
  • it is preferably present in the same agent as the anionic surfactant (B).
  • the lower limit of the content of component (C) in the mixture is appropriately set, but is preferably 0.01% by mass or more, more preferably 0.05% by mass or more, and still more preferably 0.1% by mass or more. .
  • the upper limit of the content of component (C) in the mixture is 2.0% by mass or less, preferably 1.5% by mass or less, and more preferably 1.0% by mass or less.
  • the viscosity control action is efficiently exhibited. In particular, it brings about moderate viscosity reduction after mixing, improves applicability, and also improves ease of taking out from the container. Ranges with any combination of the above upper and lower limits are also envisioned.
  • the lower limit of the degree of cationization of the cationic polymer is appropriately set, but is preferably 2.0 meq/g or more. When the degree of cationization is 2.0 meq/g or more, the viscosity increases significantly during mixing, and the adhesion to hair improves.
  • the upper limit of the degree of cationization of the cationic polymer is appropriately set, but is preferably 10 meq/g or less. When the degree of cationization is 10 meq/g or less, the viscosity does not increase excessively during mixing, thereby improving dischargeability from a container.
  • the degree of cationization of the cationic polymer was calculated as the number of milliequivalents (meq/g) of cationic groups per 1 g of sample from the following formula.
  • at least one of the first agent and the second agent may contain a higher alcohol.
  • higher alcohols include isostearyl alcohol, 2-octyldodecanol, decyltetradecanol, oleyl alcohol, 2-hexyldecanol, lauryl alcohol, myristyl alcohol, cetanol, stearyl alcohol, arachyl alcohol, behenyl alcohol, and lanolin alcohol. etc.
  • these higher alcohols only one type may be contained alone, or two or more types may be used in combination. Among these, 25° C. solid higher alcohols are preferred.
  • the lower limit of the higher alcohol content in the first agent or the second agent is set appropriately, but is preferably 0.1% by mass or more, more preferably 0.5% by mass or more, and still more preferably 1% by mass or more. is. When the content is 0.1% by mass or more, the viscosity control action is efficiently exhibited.
  • the upper limit of the higher alcohol content in the first agent or the second agent is appropriately set, but is preferably 15% by mass or less, more preferably 10% by mass or less. When the content is 15% by mass or less, the viscosity control action is efficiently exhibited. In particular, it brings about moderate viscosity reduction after mixing, improves applicability, and also improves ease of taking out from the container. Ranges with any combination of the above upper and lower limits are also envisioned.
  • the lower limit of the higher alcohol content in the mixture is set as appropriate, but is preferably 0.05% by mass or more, more preferably 0.25% by mass or more, and still more preferably 0.5% by mass or more. When the content is 0.05% by mass or more, the feeling after hair treatment is improved.
  • the upper limit of the content of the higher alcohol in the mixture is appropriately set, but is preferably 7.5% by mass or less, more preferably 5.5% by mass or less. When the content is 7.5% by mass or less, the viscosity control action is efficiently exhibited. In particular, it brings about moderate viscosity reduction after mixing, improves spreadability of the mixture, improves coatability, and also improves ease of removal from a container.
  • a thixotropic thickener may be added to the first agent or the second agent. Such a thickener effectively exerts a viscosity control action.
  • Such thickeners include nonionic polymers.
  • specific examples of nonionic polymers include, for example, polyvinylcaprolactam, polyvinylpyrrolidone (PVP), (PVP/VA) copolymer, polyvinyl alcohol, polyvinyl butyral, cellulose derivatives such as hydroxyethylcellulose, hydroxypropylethylcellulose, and hydroxypropylmethylcellulose, polyethylene glycol, Examples include high polymer polyethylene glycol, dextrin, guar gum, starch, pullulan and the like. Among these thickeners, only one type may be contained alone, or two or more types may be used in combination.
  • cellulose derivatives such as hydroxyethylcellulose, hydroxypropylethylcellulose, and hydroxypropylmethylcellulose are preferred. These compounds have a thickening effect on the mixture. Therefore, it improves the adhesion of hair. Moreover, it brings about moderate viscosity decrease with time. In addition, imparting thixotropic properties improves spreadability of the mixture and improves ease of removal from the container. It also improves ease of washing.
  • the hair bleaching/decoloring composition may optionally contain components other than those mentioned above, such as solubilizers, inorganic polymers, oily components other than those mentioned above, polyhydric alcohols, surfactants other than those mentioned above, pH It may further contain regulators, sugars, preservatives, stabilizers, plant extracts, crude drug extracts, vitamins, flavors, antioxidants, chelating agents, UV absorbers, and the like.
  • solubilizer is added, for example, to make the dosage form liquid.
  • solubilizers used include, for example, water and organic solvents (solvents).
  • organic solvents include ethanol, n-propanol, isopropanol, methyl cellosolve, ethyl cellosolve, methyl carbitol, ethyl carbitol, benzyl alcohol, phenethyl alcohol, ⁇ -phenylpropyl alcohol, cinnamic alcohol, anise alcohol, p-methylbenzyl alcohol, ⁇ -dimethylphenethyl alcohol, ⁇ -phenylethanol, ethylene glycol phenyl ether (phenoxyethanol), phenoxyisopropanol, 2-benzyloxyethanol, N-alkylpyrrolidone, alkylene carbonate, alkyl ether and the like.
  • solubilizers only one type may be contained alone, or two or more types may be combined and contained.
  • water is preferably applied because of its excellent ability to dissolve other components in the first agent.
  • the content of water is preferably 40% by mass or more, more preferably 50% by mass or more.
  • inorganic polymers include bentonite, magnesium aluminum silicate, laponite, hectorite, and silicic anhydride.
  • inorganic polymers only one type may be contained alone, or two or more types may be combined and contained.
  • oils and fats examples include oils and fats, waxes, hydrocarbons, higher fatty acids, alkylglyceryl ethers, esters, and silicones.
  • fats and oils include Argania spinosa kernel oil, lanolin, olive oil, camellia oil, shea butter, almond oil, safflower oil, sunflower oil, soybean oil, cottonseed oil, sesame oil, corn oil, rapeseed oil, rice bran oil, Rice germ oil, grape seed oil, avocado oil, macadamia nut oil, castor oil, coconut oil, evening primrose oil and the like.
  • wax include beeswax, candelilla wax, carnauba wax, jojoba oil, lanolin wax and the like.
  • hydrocarbons include paraffin, olefin oligomer, polyisobutene, hydrogenated polyisobutene, mineral oil, squalane, polybutene, polyethylene, microcrystalline wax, and petroleum jelly.
  • Specific examples of higher fatty acids include lauric acid, myristic acid, palmitic acid, stearic acid, behenic acid, isostearic acid, 12-hydroxystearic acid, oleic acid and lanolin fatty acid.
  • alkyl glyceryl ethers include batyl alcohol, chimyl alcohol, selachyl alcohol, and isostearyl glyceryl ether.
  • esters include diisopropyl adipate, isopropyl myristate, cetyl octanoate, isononyl isononanoate, octyldodecyl myristate, isopropyl palmitate, stearyl stearate, myristyl myristate, isotridecyl myristate, and 2-ethyl palmitate.
  • silicone examples include dimethylpolysiloxane (dimethicone), methylphenylpolysiloxane, decamethylcyclopentasiloxane, dodecamethylcyclohexasiloxane, terminal hydroxyl group-modified dimethylpolysiloxane, high polymerization silicone, polyether-modified silicone (e.g., (PEG/PPG/butylene/dimethicone) copolymer), amino-modified silicone, betaine-modified silicone, alkyl-modified silicone, alkoxy-modified silicone, mercapto-modified silicone, carboxy-modified silicone, fluorine-modified silicone and the like.
  • these oily components only one type may be contained alone, or two or more types may be combined and contained.
  • polyhydric alcohols examples include glycol and glycerin.
  • glycols include ethylene glycol, diethylene glycol, triethylene glycol, polyethylene glycol, high polymer polyethylene glycol, propylene glycol, dipropylene glycol, polypropylene glycol, isoprene glycol and 1,3-butylene glycol.
  • glycerin examples include glycerin, diglycerin, polyglycerin and the like.
  • one type may be contained alone, or two or more types may be combined and contained.
  • Surfactants are emulsifiers or components for solubilizing each component, which emulsify or solubilize the hair bleaching/dedying composition when used, adjust the viscosity, and improve the viscosity stability. Therefore, the hair bleaching/decoloring composition may further contain a surfactant shown below within a range that does not impair the effects of the present invention.
  • Surfactants include anionic surfactants, amphoteric surfactants, and nonionic surfactants other than those mentioned above.
  • anionic surfactants other than the above-mentioned anionic surfactants are used.
  • anionic surfactants include alkyl ether sulfates, alkyl sulfates, alkyl ether sulfates, alkenyl ether sulfates, alkenyl sulfates, olefinsulfonates, alkanesulfonates, saturated or unsaturated Saturated fatty acid salts, alkyl or alkenyl ether carboxylates, ⁇ -sulfone fatty acid salts, N-acyl amino acid type surfactants, phosphoric acid mono- or diester type surfactants, sulfosuccinic acid esters, N-acyl taurine salts, and their derivatives and the like.
  • counter ions for the anionic groups of these surfactants include sodium ions, potassium ions, triethanolamine, and the like. When these examples have a linear alkyl group, the number of carbon atoms is 13
  • amphoteric surfactants include cocobetaine, lauramidopropylbetaine, cocamidopropylbetaine, sodium lauroamphoacetate, sodium cocoamphoacetate, coconut oil fatty acid amidopropylbetaine, laurylbetaine (lauryldimethylaminoacetic acid betaine), lauryl and sodium aminopropionate.
  • nonionic surfactants include ether-type nonionic surfactants, ester-type nonionic surfactants, alkyl glucosides, and the like.
  • ether-type nonionic surfactants include polyoxyethylene (hereinafter also referred to as "POE") cetyl ether (ceteth), POE stearyl ether (steareth), POE behenyl ether, POE oleyl ether (oleth) , POE lauryl ether (laures), POE octyldodecyl ether, POE hexyldecyl ether, POE isostearyl ether, POE nonylphenyl ether, POE octylphenyl ether, POE polyoxypropylene cetyl ether, POE polyoxypropylene decyltetradecyl ether, etc. mentioned.
  • ester-type nonionic surfactants include POE sorbitan monooleate, POE sorbitan monostearate, POE sorbitan monopalmitate, POE sorbitan monolaurate, POE sorbitan trioleate, POE glycerin monostearate, POE glycerin monomyristate, POE sorbitol tetraoleate, POE sorbitol hexastearate, POE sorbitol monolaurate, POE sorbitol beeswax, polyethylene glycol monooleate, polyethylene glycol monostearate, polyethylene glycol monolaurate, lipophilic monooleic acid Glycerin, lipophilic glyceryl monostearate, self-emulsifying glyceryl monostearate, sorbitan monooleate, sorbitan sesquioleate, sorbitan trioleate, sorbitan monostearate, sorbitan
  • alkyl glucosides include alkyl (8-16) glucoside, POE methyl glucoside, POE methyl dioleate glucoside, and the like.
  • these surfactants only one type may be contained alone, or two or more types may be combined and contained.
  • a pH adjuster may be added to adjust the pH of the hair bleaching/decoloring composition.
  • pH adjusters include inorganic acids, organic acids, salts thereof, and the like.
  • inorganic acids include phosphoric acid, hydrochloric acid, nitric acid, sulfuric acid and boric acid.
  • phosphoric acid include orthophosphoric acid, polyphosphoric acid, pyrophosphoric acid, metaphosphoric acid and the like.
  • organic acids include citric acid, tartaric acid, lactic acid, malic acid, succinic acid, fumaric acid, maleic acid, gluconic acid, glucuronic acid, and benzoic acid.
  • salts include sodium salts, potassium salts, ammonium salts and the like.
  • sugars include monosaccharides such as glucose and galactose, disaccharides such as maltose, sucrose, fructose and trehalose, and sugar alcohols.
  • antiseptics include paraben, methylparaben, sodium benzoate and the like.
  • stabilizers include phenacetin, 8-hydroxyquinoline, acetanilide, sodium pyrophosphate, barbituric acid, uric acid, tannic acid and the like.
  • antioxidants include ascorbic acids and sulfites.
  • chelating agents include edetic acid (ethylenediaminetetraacetic acid (EDTA)), disodium edetate, tetrasodium edetate, diethylenetriaminepentaacetic acid and its salts, ethylenediaminehydroxyethyl triacetic acid and its salts, hydroxyethane phosphonic acid (HEDP) and salts thereof;
  • EDTA ethylenediaminetetraacetic acid
  • HEDP hydroxyethane phosphonic acid
  • the dosage form of the first agent at 25° C. is preferably liquid such as aqueous solution or milky lotion, gel or cream, more preferably cream.
  • the lower limit of the viscosity at 25° C. when the first agent is used is 5000 mPa ⁇ s or more, preferably 7000 mPa ⁇ s or more, more preferably 9000 mPa ⁇ s or more.
  • the viscosity is 5000 mPa ⁇ s or more, the mixture can be appropriately increased in viscosity.
  • the upper limit of the viscosity at 25° C. when the first agent is used is 30000 mPa ⁇ s or less, preferably 28000 mPa ⁇ s or less, more preferably 25000 mPa ⁇ s or less.
  • the mixing property with the second agent can be improved.
  • the viscosity can be determined, for example, using a Brookfield viscometer under measurement conditions of 25°C and 1 minute.
  • a specific example of the B-type viscometer is a BL-type viscometer VISCOMETER (manufactured by Toki Sangyo Co., Ltd.).
  • the rotor and rotation speed to be used are appropriately selected according to the measurable viscosity range of the measuring instrument. For example, if the viscosity is 100 to 250 mPa s, the No. 1 rotor is used. If the viscosity is 250 to 2,500 mPa s, the No. 2 rotor is used. If the viscosity is 2,500 to 10,000 mPa s or more, the No. 3 rotor is used.
  • a rotor is used, and both can be obtained under the condition of a rotation speed of 12 rpm.
  • the viscosity of the first agent can be appropriately adjusted by changing the mixing ratio of the above-described solubilizer, water-soluble polymer, oil component, surfactant, and the like.
  • the second agent contains either one of the components (A) and (B) and/or the component (C) in addition to the oxidizing agent.
  • the oxidizing agent improves the bleaching properties of melanin contained in hair.
  • oxidizing agents include hydrogen peroxide, urea peroxide, melamine peroxide, sodium percarbonate, sodium perborate, potassium perborate, ammonium persulfate, potassium persulfate, sodium persulfate, sodium peroxide, Potassium peroxide, magnesium peroxide, barium peroxide, calcium peroxide, strontium peroxide, sulfate hydrogen peroxide adduct, phosphate hydrogen peroxide adduct, pyrophosphate hydrogen peroxide adduct, etc. mentioned.
  • these oxidizing agents only one type may be contained alone, or two or more types may be combined and contained.
  • the lower limit of the content of the oxidizing agent in the second agent is appropriately set, but is preferably 0.1% by mass or more, more preferably 1.0% by mass or more, and still more preferably 1.5% by mass or more. .
  • the upper limit of the content of the oxidizing agent in the second agent is appropriately set, but is preferably 15.0% by mass or less, more preferably 12.0% by mass or less, and still more preferably 9.0% by mass or less. is.
  • the content of the oxidizing agent is 15.0% by mass or less, hair damage and the like can be suppressed. Ranges with any combination of the above upper and lower limits are also envisioned.
  • the second agent When hydrogen peroxide is added as an oxidizing agent to the second agent, the second agent preferably contains a stabilizing agent such as sodium stannate, ethylene glycol phenyl ether (phenoxyethanol ), hydroxyethanediphosphonic acid, or salts thereof.
  • a stabilizing agent such as sodium stannate, ethylene glycol phenyl ether (phenoxyethanol ), hydroxyethanediphosphonic acid, or salts thereof.
  • hydroxyethanediphosphonates include tetrasodium hydroxyethanediphosphonate and disodium hydroxyethanediphosphonate.
  • the second agent may further contain an oily component.
  • the oil component improves decolorization. Moreover, in the case of the hair dyeing composition described later, the hair dyeing performance is improved.
  • Specific examples of the oily component include the oily components exemplified for the first agent. Among these, an oily component that is liquid at 25° C. is preferable from the viewpoint of improving mixability. Even in a composition containing a large amount of oily component, the constitution of the present invention brings about an appropriate decrease in viscosity after mixing, and improves coatability such as combing.
  • the lower limit of the content of the oily component in the second agent is set appropriately, but is preferably 4% by mass or more. When the content is 4% by mass or more, decolorization is improved. Moreover, in the case of the hair dyeing composition described later, the hair dyeing performance is improved. In addition, when the oily component is blended in a large amount, the action of decreasing the viscosity over time appears remarkably.
  • the upper limit of the content of the oily component in the second agent is appropriately set, but is preferably 20% by mass or less, more preferably 18% by mass or less, and even more preferably 15% by mass or less. When the content is 20% by mass or less, the emulsion stability is further improved. In addition, it improves the mixability with the first agent. Ranges with any combination of the above upper and lower limits are also envisioned.
  • the second agent may contain components that are generally contained in hair bleaching/decoloring compositions and that do not inhibit the actions of the components described above.
  • the ingredients contained in the first agent described above may be contained as appropriate within a range that does not impair the effects of the present invention.
  • the dosage form of the second agent at 25° C. is preferably liquid such as aqueous solution or milky lotion, gel or cream, and more preferably liquid.
  • the lower limit of the viscosity at 25° C. of the second agent is 100 mPa ⁇ s or more, preferably 300 mPa ⁇ s or more, more preferably 500 mPa ⁇ s or more.
  • the viscosity is 100 mPa ⁇ s or more, the mixture can be appropriately increased in viscosity.
  • the second agent is an emulsion, the emulsion stability can be improved.
  • the mixing property with the first agent can be improved.
  • the viscosity can be measured using, for example, a Brookfield viscometer in the same manner as for the first agent, under the measurement conditions of 25° C. and 1 minute.
  • the viscosity of the second agent can be appropriately adjusted by changing the mixing ratio of the above-described solubilizer, water-soluble polymer, oily component, surfactant, and the like.
  • Two-agent hair dyeing composition comprises, for example, a first agent containing at least an alkali agent and an oxidation dye, and a second agent containing an oxidizing agent and the like. Configured. The following description will focus on differences from the hair bleaching and destaining composition described above.
  • the second agent of the hair dyeing composition has, for example, the same composition as the second agent of the hair bleaching/dedying composition described above.
  • the first part of the hair dyeing composition contains, for example, an alkaline agent and an oxidation dye.
  • oxidation dyes When oxidation dyes are used, they cause a more pronounced reduction in viscosity over time.
  • alkali agent contained in the first agent are the same as those described above as specific examples of the alkali agent used in the hair bleaching/decoloring composition described above.
  • Oxidation dyes are compounds capable of developing color due to oxidative polymerization by an oxidizing agent and are classified into dye intermediates and couplers, and oxidation dyes preferably include dye intermediates and couplers.
  • dye intermediates include p-phenylenediamine, toluene-2,5-diamine (p-toluylenediamine), N-phenyl-p-phenylenediamine, 4,4'-diaminodiphenylamine, p-aminophenol, o- aminophenol, p-methylaminophenol, N,N-bis(2-hydroxyethyl)-p-phenylenediamine, 2-hydroxyethyl-p-phenylenediamine, o-chloro-p-phenylenediamine, 4-amino-m -cresol, 2-amino-4-hydroxyethylaminoanisole, 2,4-diaminophenol, 1-hydroxyethyl-4,5-diaminopyrazole, salts thereof and the like.
  • Specific examples of salts include hydrochlorides, sulfates, and the like.
  • these dye intermediates only one kind may be contained alone, or two or more kinds may be contained alone
  • a coupler develops color by combining with a dye intermediate.
  • couplers include resorcinol, 5-amino-o-cresol, m-aminophenol, ⁇ -naphthol, 5-(2-hydroxyethylamino)-2-methylphenol, m-phenylenediamine, 2,4-diaminophenoxyethanol. , toluene-3,4-diamine, 2,6-diaminopyridine, diphenylamine, N,N-diethyl-m-aminophenol, phenylmethylpyrazolone, 1,5-dihydroxynaphthalene, and salts thereof.
  • salts include hydrochlorides, sulfates, and the like.
  • the oxidation dye can change the color tone of hair in various ways, it is preferably composed of at least one selected from the above specific examples of the dye intermediate and at least one selected from the above specific examples of the coupler. Configured.
  • the first agent may appropriately contain, for example, oxidation dyes listed in "Standards for Quasi-drug Ingredients" (published in June 2006, Yakuji Nippo Co., Ltd.).
  • the lower limit of the content of the oxidation dye in the first agent is appropriately set, but is preferably 0.1% by mass or more, more preferably 0.5% by mass or more, still more preferably 1% by mass or more, and particularly preferably It is 1.4% by mass or more.
  • the upper limit of the content of the oxidation dye in the first agent is appropriately set, but is preferably 10% by mass or less, more preferably 8% by mass or less, and even more preferably 6% by mass or less.
  • the solubility in the solubilizer can be improved, particularly when a solubilizer is used. Ranges with any combination of the above upper and lower limits are also envisioned.
  • the lower limit of the content of the oxidation dye in the mixture is appropriately set, but is preferably 0.05% by mass or more, more preferably 0.25% by mass or more, and still more preferably 0.5% by mass or more.
  • the upper limit of the content of the oxidation dye in the mixture is appropriately set, but is preferably 5% by mass or less, more preferably 4% by mass or less, and still more preferably 3% by mass or less.
  • the solubility in the solubilizer can be improved, particularly when a solubilizer is used. Ranges with any combination of the above upper and lower limits are also envisioned.
  • the first agent may further contain, if necessary, components other than the components described above, for example, components contained in the first agent of the hair bleaching/dedying composition described above.
  • components other than the components described above for example, components contained in the first agent of the hair bleaching/dedying composition described above.
  • Each component of the hair bleaching/dyeing or hair dyeing composition is mixed at the time of use to prepare a mixture.
  • the mixture may be prepared by placing a predetermined amount of each agent in a sealed container with a predetermined capacity and shaking and mixing, or by placing each agent in a vessel such as a tray and stirring with a brush, a stirring rod, or the like. may be prepared by stirring and mixing using
  • the mixture is preferably prepared by placing a predetermined amount of each agent in a sealed container having a predetermined capacity that can be liquid-tightly closed, and shaking and mixing. Further, from the viewpoint of easiness of the mixing operation, shaking and mixing using a 100 to 300 mL cylindrical sealable container is more preferable.
  • the total amount of the mixture in the container is preferably 20 to 80% by volume based on the content of the container from the viewpoint of improving mixing properties. Shaking and mixing of each agent in a sealed container may be performed manually by vertical and horizontal reciprocating motion, rotating motion, or the like, or may be mechanically performed using a vibrator or the like.
  • the hair bleaching/dyeing or hair dyeing composition is stored until use in a state in which the second agent is contained in an applicator and the first agent is contained in a container other than the applicator. be done.
  • the user mixes the first agent with the second agent in the applicator and actively mixes them by shaking or the like to prepare the mixture. Then, the mixed and prepared mixture is applied to the hair using the same applicator used for mixing.
  • the applicator for containing and storing the second agent include a container with a comb (a comb-integrated applicator), a nozzle-type applicator, and the like.
  • a container with a comb is preferred as it is particularly convenient for application to the hair.
  • the applicator refers to a flexible synthetic resin container housing the composition and an applicator for applying the composition to the hair integrated together.
  • the comb-equipped container is a combination of a flexible synthetic resin container for containing the composition and a comb for combing hair.
  • the comb body has a discharge port that communicates with the inside of the container body, and is configured to apply the mixture to the hair by pressing the container body while combing with the comb body.
  • the mixing ratio of the first agent and the second agent described above is appropriately set, but when the mass of the first agent is 1, the lower limit of the mass of the second agent is preferably 0.5 or more, more preferably is greater than or equal to 0.7. When the mass of the first agent is 1, the upper limit of the mass of the second agent is preferably 3 or less, more preferably 2 or less. Ranges with any combination of the above upper and lower limits are also envisioned. Mixability can be further improved by defining such a range.
  • the dosage form of the mixture is not particularly limited as long as it is applicable to hair, and specific examples include liquid forms such as aqueous solutions and milky lotions, gel forms, and cream forms at 25°C.
  • a cream or paste form is preferable from the viewpoint of improving ease of removal with a brush or comb, spreading on and adhering to the hair, and providing excellent application operability.
  • a necessary amount of the obtained mixture is applied to the hair with thinly gloved hands, a comb, a brush, a brush, an applicator such as an applicator, a lid having a discharge port or a container with a comb, or the like.
  • a step of rinsing the mixture applied to the hair with water is carried out according to a conventional method after a predetermined time has passed.
  • a step of washing the hair preferably using a shampoo composition in a conventional manner, and rinsing with water is carried out.
  • the shampoo composition is not particularly limited as long as it is applied for washing hair, and known shampoo compositions can be applied.
  • a step of rinsing the hair with a rinsing composition and rinsing with water is performed, preferably according to a conventional method.
  • the rinsing composition is not particularly limited as long as it is applied for rinsing hair, and known rinsing compositions can be applied.
  • a known rinse composition can be applied to the treatment step using the rinse composition.
  • a step of drying the hair is carried out, preferably according to conventional methods.
  • the hair bleaching/dyeing or hair dyeing composition of the present embodiment comprises (A) a cationic surfactant, (B) an anionic surfactant having a linear alkyl group having 14 or more carbon atoms, It contains a predetermined amount of (C) ionic polymer in the mixture at the time of use.
  • a two-agent formula consisting of a first agent containing an alkaline agent and having a viscosity at 25°C within a predetermined range and a second agent containing an oxidizing agent and having a viscosity at 25°C within a predetermined range Configured. Therefore, it is possible to control the viscosity according to the hair treatment process, especially mixing, applying, leaving and rinsing off.
  • the ionic complex formed by the components (A) to (C) increases the viscosity of the mixture and improves the adhesion of the mixture to the hair, especially to the roots of the hair.
  • the lower limit of the viscosity of the mixture immediately after mixing at 25° C. is not particularly limited, but is preferably 4000 mPa ⁇ s or more, more preferably 5000 mPa ⁇ s or more.
  • the upper limit of the viscosity of the mixture immediately after mixing at 25° C. is not particularly limited, but is preferably 20000 mPa ⁇ s or less, more preferably 15000 mPa ⁇ s or less. Ranges with any combination of the above upper and lower limits are also envisioned.
  • the lower limit of the viscosity of the mixture at 25°C 5 minutes after mixing is not particularly limited, it is preferably 4000 mPa ⁇ s or more, more preferably 4500 mPa ⁇ s or more.
  • the viscosity is 4000 mPa ⁇ s or more, the adhesion to hair can be maintained. Adhesion is good when the viscosity immediately after mixing is above a certain level, but if the viscosity is above the lower limit even after the lapse of a predetermined period of time, the adhesion during application can be maintained. In the following description, "maintaining adhesion" has the same meaning.
  • the upper limit of such viscosity is not particularly limited, it is preferably 15000 mPa ⁇ s or less, more preferably 10000 mPa ⁇ s or less. When the viscosity is 15000 mPa ⁇ s or less, the dischargeability from the container and the spreadability can be improved. Ranges with any combination of the above upper and lower limits are also envisioned.
  • the lower limit of the viscosity of the mixture at 25°C 10 minutes after mixing is not particularly limited, it is preferably 4000 mPa ⁇ s or more, more preferably 4500 mPa ⁇ s or more. When the viscosity is 4000 mPa ⁇ s or more, the adhesion to hair can be maintained.
  • the upper limit of the viscosity is not particularly limited, it is preferably 12000 mPa ⁇ s or less, more preferably 10000 mPa ⁇ s or less. When the viscosity is 12,000 mPa ⁇ s or less, the dischargeability from the container and the effect of reducing the residual amount can be improved. Ranges with any combination of the above upper and lower limits are also envisioned.
  • the lower limit of the viscosity of the mixture at 25°C 15 minutes after mixing is not particularly limited, it is preferably 3500 mPa ⁇ s or more, more preferably 4000 mPa ⁇ s or more. When the viscosity is 3500 mPa ⁇ s or more, the adhesion to hair can be maintained.
  • the upper limit of such viscosity is not particularly limited, it is preferably 11000 mPa ⁇ s or less, more preferably 9000 mPa ⁇ s or less. When the viscosity is 11000 mPa ⁇ s or less, the effect of reducing the residual amount and the ease of washing away can be improved. Ranges with any combination of the above upper and lower limits are also envisioned.
  • the ionic complex formed by the components (A) to (C) is gradually destroyed over time, and the viscosity gradually decreases gradually.
  • the presence of anions derived from the components contained in the hair bleaching/dyeing or hair dyeing composition gradually destroys the structure of the ion complex that contributes to the increase in viscosity.
  • Component (A), component (B), and a predetermined amount of component (C) can achieve viscosity control suitable for hair treatment processes, here particularly for application, leaving, and rinsing. More specifically, the mixture spreads well in the direction of the tip of the hair, improving the applicability.
  • the residue of the mixture in the container can be easily taken out, and when an applicator with a discharge port is used, dischargeability is improved.
  • the lower limit of the decrease in viscosity (25°C) of the mixture immediately after mixing 5 minutes after mixing is not particularly limited, but is preferably 500 mPa ⁇ s or more, more preferably 1000 mPa ⁇ s or more. When the amount of decrease in viscosity is 500 mPa ⁇ s or more, the ejection property is likely to be improved.
  • the upper limit of the amount of decrease in viscosity is not particularly limited, it is preferably 4000 mPa ⁇ s or less, more preferably 2000 mPa ⁇ s or less. When the amount of decrease in viscosity is 4000 mPa ⁇ s or less, the adhesion is likely to be maintained. Ranges with any combination of the above upper and lower limits are also envisioned.
  • the lower limit of the amount of decrease in viscosity (25° C.) immediately after mixing of the mixture 15 minutes after mixing is not particularly limited, but is preferably 1000 mPa s or more, more preferably 1200 mPa s or more. be.
  • the amount of decrease in viscosity is 1000 mPa ⁇ s or more, the easiness of rinsing and the effect of reducing the residual amount in the container are likely to be improved.
  • the upper limit of the amount of decrease in viscosity is not particularly limited, it is preferably 5000 mPa ⁇ s or less, more preferably 4500 mPa ⁇ s or less.
  • the hair bleaching/bleaching or hair dyeing composition of the present embodiment has excellent mixability and adhesion to hair, and thus improves bleaching, decoloring, hair dyeing, or level dyeing properties.
  • Let (3) In the present embodiment when the components (A) and (C) are blended in the first agent and the component (B) is blended in the second agent, the thickening effect immediately after mixing is enhanced, and the mixability and Improves hair adhesion.
  • the viscosity is appropriately lowered after mixing, the elongation of the mixture is improved, the spreadability is improved, and the container is It also improves the ease of taking out from.
  • the ejection property is improved. It also improves ease of washing.
  • the component (C) may be blended in the first agent, the second agent, or both the first agent and the second agent.
  • component (A) may be blended in the first agent and component (B) may be blended in the second agent.
  • component (B) component may be blended in the first agent, and (A) component may be blended in the second agent.
  • blended may be mixed just before use, and a 1st agent or a 2nd agent may be prepared.
  • a part of each ingredient which comprises a 1st agent or a 2nd agent may be comprised as a further separate agent, and this separate agent may be mixed just before use, and a 1st agent or a 2nd agent may be prepared.
  • the above-mentioned hair dyeing composition can be used as a dye other than the oxidation dye described above, within a range that does not impede the effects of the present invention, for example, in "Standards for Quasi-drug Ingredients" (published in June 2006, Yakuji Nippo Co., Ltd.). Any of the listed direct dyes may be included as appropriate.
  • a first agent and a second agent of hair bleaching/decoloring or hair dyeing compositions containing the components shown in Tables 1 and 2 were prepared.
  • the numerical value in the column indicating each component indicates the content of the component in that column, and the unit is % by mass.
  • the notations "A” to “C” in the table indicate compounds corresponding to the respective components (A) to (C) described in the claims of the present application.
  • the notation of "b” in the table indicates a comparative compound of the component (B) described in the claims of the present application.
  • “A/B” indicates the mass ratio of the content of component (A) to the content of component (B) in the mixture.
  • “A+B” indicates the sum of the content of component (B) and the content of component (A) in the mixture.
  • the viscosities at 25° C. of the first agent, the second agent, and their mixture were measured using a BL-type viscometer VISCOMETER as a B-type viscometer.
  • VISCOMETER a B-type viscometer.
  • No. 1 rotor for viscosity 100 to 250 mPa s No. 2 rotor for viscosity 250 to 2500 mPa s
  • Each viscosity is shown in the "Viscosity" column in the table.
  • Mixability between the first part and the second part, adhesion of the mixture, dischargeability of the mixture from the applicator, and residual amount in the applicator after use were evaluated by the following methods.
  • the first agent and the second agent were put in a cylindrical flexible closed container made of synthetic resin (inner diameter 40 mm ⁇ height 140 mm) at a mass ratio of 1:1.5. After sealing the container, the mixture was manually shaken up and down 30 times with a swing width of about 30 cm to prepare a mixture.
  • Comparative Example 3 which does not contain component (C), has a weak effect of increasing the viscosity of the mixture, and is inferior in evaluation of adhesion, in particular, to each Example.
  • Comparative Example 4 in which the components (A) and (B) were mixed in the first agent, the effect of increasing the viscosity of the mixture was weak, and it was confirmed that the adhesion was inferior to each example. .
  • Comparative Examples 2, 3 and 4 it was confirmed that almost no decrease in viscosity over time occurred.
  • Comparative Example 5 in which the components (A) and (B) were blended in the second agent, was not evaluated because the viscosity of the first agent was low and an appropriate first agent could not be obtained.
  • Comparative Example 6 which contains an anionic surfactant having a straight-chain alkyl group with less than 14 carbon atoms in the straight-chain alkyl group, the viscosity of the second agent is low, the emulsion stability is poor, and the emulsion is not stable for a while after preparation.
  • Each evaluation was not performed because the oil phase and the water phase were separated. It was confirmed that Comparative Example 7, in which the content of component (C) in the mixture was high, was inferior to the respective Examples in terms of especially dischargeability and ease of rinsing.
  • composition for bleaching/dedying or dyeing hair wherein the components (A) and (C) are blended in the first agent, and the component (B) is blended in the second agent.

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Abstract

Cette composition pour le blanchiment/la décoloration des cheveux ou la coloration des cheveux est pourvue d'un premier agent contenant un agent alcalin et ayant une viscosité à 25 °C de 5 000 à 30 000 mPa∙s (inclus) et d'un second agent contenant un oxydant et ayant une viscosité à 25 °C de 100 à 8000 mPa∙s (inclus). La composition contient (A) un tensioactif cationique, (B) un tensioactif anionique ayant un groupe alkyle linéaire en C14 ou supérieur, et (C) 2% en masse ou moins d'un polymère ionique dans le mélange au moment de l'utilisation. Le composant (A) et le composant (B) ne sont pas présents dans le même agent.
PCT/JP2021/047489 2021-01-29 2021-12-22 Composition pour le blanchiment/la décoloration des cheveux ou la coloration des cheveux WO2022163228A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021-013796 2021-01-29
JP2021013796A JP2022117215A (ja) 2021-01-29 2021-01-29 毛髪脱色・脱染用又は染毛用組成物

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JP2000297018A (ja) * 1999-04-13 2000-10-24 Hoyu Co Ltd 毛髪化粧剤、毛髪化粧品及び毛髪化粧剤の使用方法
JP2004083454A (ja) * 2002-08-26 2004-03-18 Kanebo Ltd 染毛剤組成物
JP2014141442A (ja) * 2013-01-25 2014-08-07 Hoyu Co Ltd 毛髪化粧料組成物
JP2017081854A (ja) * 2015-10-28 2017-05-18 ホーユー株式会社 毛髪化粧料組成物
JP2017196418A (ja) * 2017-05-22 2017-11-02 株式会社ダリヤ 毛髪化粧料用器具
JP2019081738A (ja) * 2017-10-31 2019-05-30 ホーユー株式会社 染毛用第１剤組成物
JP2021091612A (ja) * 2019-12-06 2021-06-17 株式会社ダリヤ 染毛剤組成物

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JP2000297018A (ja) * 1999-04-13 2000-10-24 Hoyu Co Ltd 毛髪化粧剤、毛髪化粧品及び毛髪化粧剤の使用方法
JP2004083454A (ja) * 2002-08-26 2004-03-18 Kanebo Ltd 染毛剤組成物
JP2014141442A (ja) * 2013-01-25 2014-08-07 Hoyu Co Ltd 毛髪化粧料組成物
JP2017081854A (ja) * 2015-10-28 2017-05-18 ホーユー株式会社 毛髪化粧料組成物
JP2017196418A (ja) * 2017-05-22 2017-11-02 株式会社ダリヤ 毛髪化粧料用器具
JP2019081738A (ja) * 2017-10-31 2019-05-30 ホーユー株式会社 染毛用第１剤組成物
JP2021091612A (ja) * 2019-12-06 2021-06-17 株式会社ダリヤ 染毛剤組成物

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