WO2021141105A1 - Agent de traitement capillaire, additif et procédé de traitement capillaire - Google Patents

Agent de traitement capillaire, additif et procédé de traitement capillaire Download PDF

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Publication number
WO2021141105A1
WO2021141105A1 PCT/JP2021/000440 JP2021000440W WO2021141105A1 WO 2021141105 A1 WO2021141105 A1 WO 2021141105A1 JP 2021000440 W JP2021000440 W JP 2021000440W WO 2021141105 A1 WO2021141105 A1 WO 2021141105A1
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WIPO (PCT)
Prior art keywords
treatment agent
hair
agent
mass
cyclitol
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PCT/JP2021/000440
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English (en)
Japanese (ja)
Inventor
真也 岡部
Original Assignee
株式会社 資生堂
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Priority to CN202180008558.2A priority Critical patent/CN114929187A/zh
Priority to JP2021570102A priority patent/JPWO2021141105A1/ja
Publication of WO2021141105A1 publication Critical patent/WO2021141105A1/fr

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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
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
    • A61K8/34—Alcohols
    • 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
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q5/00—Preparations for care of the hair
    • A61Q5/04—Preparations for permanent waving or straightening the hair
    • 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
    • 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
    • A61Q5/10—Preparations for permanently dyeing the hair

Definitions

  • This disclosure relates to a hair treatment agent.
  • the present disclosure relates to additives added to hair treatment agents.
  • the present disclosure also relates to methods of treating hair.
  • the cuticle is usually opened by treating the hair with an alkaline agent, and the decomposition of the melanin pigment in the hair and the penetration of the dye into the hair are promoted.
  • the hair coloring agent described in Patent Document 1 contains an alkaline agent for opening the cuticle.
  • the hair treatment agent composition described in Patent Document 2 contains inositol and a cellulose derivative.
  • Patent Document 2 describes that by combining inositol and a cellulose derivative, the feel of damaged hair and the strength of hair are improved.
  • the main component of hair is protein. Proteins are denatured by alkaline agents. Therefore, when the hair is treated with a hair treatment agent containing an alkaline agent as described in Patent Document 1, the cuticle is opened and the protein of the hair is denatured by the alkaline agent. As a result, for example, the flexibility of the hair is lost and the strength is reduced.
  • the hair treatment agent composition described in Patent Document 2 cannot improve the strength of hair unless inositol and a cellulose derivative are combined. That is, inositol alone cannot obtain the effect of improving hair strength. Further, the hair treatment agent composition described in Patent Document 2 treats damaged hair, and does not suppress hair damage due to hair coloring.
  • hair treatment agent that suppresses hair denaturation.
  • Hair treatment agents include cyclitol sugar alcohols.
  • a hair treatment agent containing 0.1% by mass or more of an alkaline agent and a cyclitol-based sugar alcohol is provided.
  • a hair treatment agent having a first treatment agent and a second treatment agent.
  • the first treatment agent contains an alkaline agent.
  • the second treatment agent contains an oxidizing agent.
  • At least one of the first treatment agent and the second treatment agent contains a cyclitol-based sugar alcohol.
  • a hair treatment agent having a first treatment agent, a second treatment agent, and a third treatment agent.
  • the first treatment agent contains an alkaline agent.
  • the second treatment agent contains an oxidizing agent.
  • the third treatment agent contains a cyclitol sugar alcohol.
  • the present invention includes a first treatment step of treating the hair with at least one of an alkaline agent and heat, and a second treatment step of treating the hair with a cyclitol sugar alcohol.
  • a method of treating hair is provided.
  • Additives include cyclitol sugar alcohols.
  • the hair treatment agent, additive, and hair treatment method of the present disclosure it is possible to prevent the hair from being denatured and deteriorated by an alkaline agent or heat.
  • the graph which shows the stress at the time of 20% elongation in a test example Graph showing an endothermic peak of the peak temperature (T D) in Test Example.
  • the hair treatment agent is for suppressing the degeneration of hair due to at least one of an alkaline agent and heat.
  • the hair treatment agent further contains an oxidizing agent.
  • the hair treatment agent is a solution containing 0.005% by mass to 20% by mass of a cyclitol-based sugar alcohol with respect to the mass of the hair treatment agent.
  • the third viewpoint it is a mixture of the first treatment agent and the second treatment agent.
  • the mixture contains 0.005% by mass or more of cyclitol-based sugar alcohol with respect to the mass of the mixture.
  • the pH of the mixture is 9 to 13.
  • the second treatment agent is applied to the portion to which the first treatment agent is applied and used.
  • the first treatment agent contains 0.01% by mass or more of the cyclitol-based sugar alcohol with respect to the mass of the first treatment agent.
  • the pH of the first treatment agent is 8 to 13.
  • it is a mixture of the first treatment agent, the second treatment agent, and the third treatment agent.
  • the mixture contains 0.005% by mass or more of cyclitol-based sugar alcohol with respect to the mass of the mixture.
  • the pH of the mixture is 9 to 13.
  • the hair treatment agent is used by applying the first treatment agent to the hair and then applying the second treatment agent to the portion to which the first treatment agent is applied. ..
  • the pH of the first treatment agent is 8 to 13.
  • the third treatment agent is used by being mixed with the first treatment agent.
  • the mixture of the first treatment agent and the third treatment agent contains 0.005% by mass or more of cyclitol-based sugar alcohol with respect to the mass of the mixture.
  • the third treatment agent is a treatment agent applied to the hair before applying the first treatment agent.
  • the third treatment agent is a solution containing 0.005% by mass or more of a cyclitol-based sugar alcohol.
  • the cyclitol sugar alcohol is at least one selected from the group consisting of inositol, ononitol, pinitol, bornesitol, quinic acid, conduritol, and shikimic acid.
  • the second treatment step is performed, and the first treatment step is performed on the hair portion to which the second treatment step is applied.
  • the first processing step and the second processing step are performed at the same time.
  • a solution containing 0.005% by mass to 20% by mass of cyclitol-based sugar alcohol is applied to the hair.
  • the cyclitol sugar alcohol is at least one selected from the group consisting of inositol, ononitol, pinitol, bonesitol, quinic acid, conduritol, and shikimic acid.
  • the cyclitol sugar alcohol is at least one selected from the group consisting of inositol, ononitol, pinitol, bonesitol, quinic acid, conduritol, and shikimic acid.
  • the hair treatment agent is at least one selected from the group consisting of a hair coloring agent, a depigmenting agent, a depigmenting agent, and a perm agent.
  • POE is an abbreviation for polyoxyethylene and POP is an abbreviation for polyoxypropylene, and the number in parentheses after POE or POP represents the average number of moles of POE group or POP group added in the compound.
  • the "substantial amount” means an amount in which the action and effect of the addition of the compound can occur.
  • the hair treatment agent according to the first embodiment of the present disclosure will be described.
  • the hair treatment agent according to the first embodiment is a treatment agent that suppresses denaturation of hair, particularly hair protein.
  • the hair treatment agent according to the first embodiment is a treatment agent applied to the hair before the treatment for denaturing the hair is applied to the hair.
  • the hair treatment agent according to the first embodiment contains a cyclitol-based sugar alcohol. Cyclitol-based sugar alcohols can act as protein denaturation inhibitory components.
  • the cyclitol-based sugar alcohol refers to cyclitol and its derivative, a six-membered ring sugar alcohol.
  • the cyclitol sugar alcohol includes at least one selected from the group consisting of inositol, ononitol, pinitol, bornesitol, quinic acid, conduritol, and shikimic acid.
  • the cyclitol sugar alcohol is preferably 0.005% by mass or more, more preferably 0.008% by mass or more, and more preferably 0.01% by mass or more, based on the mass of the hair treatment agent. It is more preferably 0.05% by mass or more, and further preferably 0.1% by mass or more. If the amount of cyclitol-based sugar alcohol is less than 0.005% by mass, a sufficient hair denaturation inhibitory effect cannot be obtained.
  • the cyclitol sugar alcohol is, for example, 0.5% by mass or more, 1% by mass or more, 2% by mass or more, 4% by mass or more, 6% by mass or more, or 8% by mass or more with respect to the mass of the hair treatment agent. can do.
  • the amount of cyclitol sugar alcohol should be, for example, 20% by mass or less, 15% by mass or less, 12% by mass or less, 8% by mass or less, 5% by mass or less, or 3% by mass or less with respect to the mass of the hair treatment agent. Can be done.
  • the hair treatment agent according to the first embodiment may further contain a solvent.
  • the solvent may be any solvent that can dissolve the cyclitol-based sugar alcohol.
  • As the solvent for example, water, ethanol or the like can be used.
  • the hair treatment agent of the present disclosure can appropriately contain other components such as surfactants, higher alcohols, oils, silicones, plant extracts and the like as long as the effects of the present disclosure are not impaired.
  • the hair treatment agent according to the first embodiment is applied to the hair at the same time as or before the treatment (for example, alkali treatment, heat treatment, etc.) for denaturing the hair, particularly the protein of the hair.
  • the hair treatment agent according to the first embodiment is applied to at least a hair portion to be subjected to a hair denaturation treatment.
  • a method such as coating or dipping can be adopted.
  • the application time to hair is 1 minute or more, preferably 3 minutes or more.
  • the hair treatment agent may be repeatedly applied to the hair.
  • the hair to which the hair treatment agent of the present disclosure is applied is subjected to a hair denaturation treatment.
  • a treatment agent such as a hair coloring agent (hair coloring agent, hair dyeing agent), a depigmenting agent, a depigmenting agent, a perm solution, etc. is applied to the hair, or the hair is heated.
  • a treatment corresponding to the hair denaturing treatment can be performed.
  • the treated hair can be washed and dried.
  • the hair treatment agent according to the first embodiment it is possible to prevent the hair from being damaged by the hair denaturation treatment with an alkaline agent or the like. That is, the hair treatment agent according to the first embodiment can act as a hair denaturation inhibitor.
  • the hair treatment agent according to the second embodiment of the present disclosure will be described.
  • the hair treatment agent according to the second embodiment contains an alkaline agent and a cyclitol-based sugar alcohol.
  • the hair treatment agent according to the second embodiment can be applied to a hair treatment agent usually accompanied by denaturation of hair, particularly hair protein.
  • the hair treatment agent according to the second embodiment can be applied to a hair treatment agent that requires alkaline treatment, heat treatment, or the like.
  • the hair treatment agent according to the second embodiment can be applied to, for example, an alkali agent-containing treatment agent such as a hair coloring agent (hair coloring agent, hair dyeing agent), a decolorizing agent, a depigmenting agent, and a perm agent.
  • the hair treatment agent according to the second embodiment contains an alkaline agent and a cyclitol-based sugar alcohol.
  • the cyclitol-based sugar alcohol can be in the same form as in the first embodiment.
  • alkaline agent examples include at least one of ammonia, monoethanolamine, triethanolamine, ammonium bicarbonate, sodium carbonate, ammonium hydrogencarbonate, arginine, sodium metasilicate, sodium silicate, sodium stearate, magnesium stearate and the like. One can be used.
  • the concentration of the alkaline agent is preferably 0.1% by mass or more with respect to the mass of the hair treatment agent. If the alkaline agent is less than 0.1% by mass, the cuticle cannot be opened.
  • the concentration of the alkaline agent is, for example, 0.5% by mass or more, 1% by mass or more, 2% by mass or more, 4% by mass or more, 6% by mass or more, or 8% by mass or more with respect to the mass of the hair treatment agent. can do.
  • the concentration of the alkaline agent can be, for example, 20% by mass or less, 15% by mass or less, 12% by mass or less, 8% by mass or less, 5% by mass or less, or 3% by mass or less.
  • the pH of the hair treatment agent can be, for example, 6.5 or more, 7 or more, 8 or more, or 9 or more.
  • the pH of the hair treatment agent can be 14 or less, 13.5 or less, 13 or less, 12.5 or less, or 12 or less.
  • the hair treatment agent can further contain an oxidizing agent.
  • the oxidizing agent include at least one of hydrogen peroxide, sodium perborate, urea peroxide, sodium perborate, sodium bromate, ammonium persulfate, potassium persulfate, sodium persulfate and the like. ..
  • the concentration of the oxidizing agent is preferably 0.1% by mass or more, more preferably 1% by mass or more, and further preferably 2% by mass or more, based on the mass of the hair treatment agent. If the amount of the oxidizing agent is less than 0.1% by mass, sufficient color development cannot be obtained in coloring, and shape immobilization becomes insufficient in perm.
  • the concentration of the oxidizing agent can be, for example, 4% by mass or more, 6% by mass or more, or 8% by mass or more with respect to the mass of the hair treatment agent.
  • the concentration of the oxidizing agent can be, for example, 20% by mass or less, 15% by mass or less, 12% by mass or less, 8% by mass or less, 5% by mass or less, or 3% by mass or less.
  • the hair treatment agent can further contain a dye.
  • the dye include paraphenylenediamine, paratrylenediamine, N-methylparaphenylenediamine, N, N-dimethylparaphenylenediamine, N, N-dimethyl-2-methylparaphenylenediamine, N-ethyl-N-.
  • the concentration of the dye is not particularly limited as long as it is within the range used for ordinary hair dyes.
  • the hair treatment agent according to the second embodiment may further contain a solvent.
  • the solvent may be any solvent that can dissolve the cyclitol sugar alcohol and the alkaline agent. When containing an oxidant and a dye, it is preferable that the solvent can dissolve the oxidant and the dye.
  • the solvent for example, water, ethanol or the like can be used.
  • the hair treatment agent of the present disclosure can appropriately contain other components such as surfactants, higher alcohols, oils, silicones, plant extracts and the like as long as the effects of the present disclosure are not impaired.
  • amphoteric tenside examples include imidazoline-based amphoteric tenside agents (for example, 2-undecyl-N, N, N- (hydroxyethylcarboxymethyl) -2-imidazolin sodium, 2-cocoyl-2-imidazolinium hydroki. Side-1-carboxyethyroxy disodium salt, etc.); Betaine-based surfactants (eg, 2-heptadecyl-N-carboxymethyl-N-hydroxyethyl imidazolinium betaine, lauryldimethylaminoacetic acid betaine, alkyl betaine, amide betaine) , Sulfobetaine, etc.) and the like.
  • imidazoline-based amphoteric tenside agents for example, 2-undecyl-N, N, N- (hydroxyethylcarboxymethyl) -2-imidazolin sodium, 2-cocoyl-2-imidazolinium hydroki. Side-1-carboxye
  • cationic surfactant examples include quaternary ammonium salts such as cetyltrimethylammonium chloride, stearyltrimethylammonium chloride, behenyltrimethylammonium chloride, behenyldimethylhydroxyethylammonium chloride, stearyldimethylbenzylammonium chloride, and cetiltriethylammonium methylsulfate. Can be mentioned.
  • diethylaminoethyl amide stearate dimethylaminoethyl amide stearate, diethyl amino ethyl amide palmitate, dimethyl amino ethyl amide palmitate, diethyl amino ethyl amide myristate, dimethyl amino ethyl amide myrista, diethyl amino ethyl amide behenic acid, dimethyl behenate.
  • anionic surfactant examples include fatty acid soap (for example, sodium laurate, sodium palmitate, etc.), higher alkyl sulfate ester salt (for example, sodium lauryl sulfate, potassium lauryl sulfate, etc.), and alkyl ether sulfate ester salt (for example, sodium lauryl sulfate).
  • POE-sodium lauryl sulfate triethanolamine POE-sodium lauryl sulfate, etc.
  • N-acylsarcosic acid eg, sodium lauroyl sarcosin, etc.
  • higher fatty acid amide sulfonate eg, N-myristoyl-N-methyltaurine sodium, etc.
  • phosphate ester salts POE-oleyl ether phosphate sodium, POE-stearyl ether phosphoric acid, etc.
  • sulfosuccinates eg, di-2-ethylhexyl sulfosuccinate sodium
  • Alkylbenzene sulfonate for example
  • the surfactant can be, for example, 1% by mass to 3% by mass with respect to the mass of the hair treatment agent.
  • the alkaline agent, oxidizing agent and dye may include those after the reaction.
  • the oxidizing agent may include those decomposed by an alkaline agent.
  • Dyes may also include those developed by an oxidizing agent.
  • the hair treatment agent according to the second embodiment can be used according to the prescription of the target treatment.
  • the hair treatment agent is a hair coloring agent
  • coloring can be performed according to the usual formulation of the hair coloring agent.
  • the hair treatment agent is a perm agent
  • the perm can be applied according to the usual prescription of the perm agent.
  • the hair treatment agent according to the second embodiment even if the hair is subjected to a treatment such as an alkaline agent treatment that normally denatures the hair, the hair is prevented from being denatured and damaged. be able to. According to the hair treatment agent according to the second embodiment, no special work is required, and it is possible to prevent the hair from being denatured in the usual usage form of the hair treatment agent.
  • the hair treatment agent according to the third embodiment of the present disclosure will be described.
  • the hair treatment agent according to the third embodiment can be applied to a hair treatment agent usually accompanied by denaturation of hair, particularly hair protein.
  • the hair treatment agent according to the third embodiment can be applied to a hair treatment agent that requires alkaline treatment, heat treatment, or the like.
  • the hair treatment agent according to the third embodiment can be applied to, for example, an alkali agent-containing treatment agent such as a hair coloring agent, a decolorizing agent, a depigmenting agent, and a perm agent.
  • the hair treatment agent according to the third embodiment includes a first treatment agent containing an alkaline agent and a second treatment agent containing an oxidizing agent.
  • At least one of the first treatment agent and the second treatment agent contains a cyclitol-based sugar alcohol.
  • the cyclitol sugar alcohol is preferably contained in the first treatment agent.
  • the first treatment agent can further contain, for example, a solvent, a dye, a cationic surfactant, a nonionic surfactant, a higher alcohol, a reducing agent, and the like.
  • the second treatment agent can further contain, for example, a solvent, a cationic surfactant, a nonionic surfactant, a higher alcohol and the like.
  • the hair treatment agent according to the third embodiment is a hair coloring agent, a decolorizing agent, and a depigmenting agent
  • the first treating agent can contain, for example, a solvent and an alkaline agent.
  • the first treatment agent can further contain a dye.
  • the second treatment agent can include, for example, a solvent and an oxidizing agent.
  • the cyclitol sugar alcohol can be blended in at least one of the first treatment agent and the second treatment agent.
  • the first treatment agent and the second treatment agent can be mixed and used.
  • the first treatment agent and / or the second treatment agent has a form in which a mixture of the first treatment agent and the second treatment agent has the same form as the hair treatment agent according to the second embodiment.
  • it can contain cyclitol sugar alcohols.
  • the first treatment agent contains an alkaline agent such that the pH of the mixture of the first treatment agent and the second treatment agent is 9 to 13.
  • the second treatment agent can contain an oxidizing agent in the same form as the hair treatment agent according to the second embodiment.
  • the hair treatment agent according to the third embodiment may also contain a mixture of the first treatment agent and the second treatment agent.
  • the alkaline agent, the oxidizing agent and the dye may include those after the reaction.
  • the oxidizing agent may include those decomposed by an alkaline agent.
  • Dyes may also include those developed by an oxidizing agent.
  • the mixture of the first treatment agent and the second treatment agent can have the same form as the hair treatment agent according to the second embodiment.
  • the description of the hair treatment agent according to the second embodiment is incorporated.
  • the first treatment agent can contain, for example, a solvent, an alkaline agent, and a reducing agent.
  • the second treatment agent can include, for example, a solvent and an oxidizing agent.
  • the cyclitol sugar alcohol is added to the first treatment agent.
  • the first treatment agent and the second treatment agent can be applied to the hair separately.
  • reducing agent examples include thioglycolic acid, thiolactic acid, thioglycerin, cysteine, butyrolactone thiol, cysteamine, acetylcysteine, glycerin monothioglycolate, sodium sulfite and the like.
  • the cyclitol sugar alcohol is preferably 0.005% by mass or more, more preferably 0.008% by mass or more, and 0.01% by mass, based on the mass of the first treatment agent. % Or more is more preferable, 0.05% by mass or more is more preferable, and 0.1% by mass or more is further preferable. If the amount of cyclitol-based sugar alcohol is less than 0.005% by mass, a sufficient hair denaturation inhibitory effect cannot be obtained.
  • the cyclitol sugar alcohol is, for example, 0.5% by mass or more, 1% by mass or more, 2% by mass or more, 4% by mass or more, 6% by mass or more, or 8% by mass with respect to the mass of the first treatment agent. It can be the above.
  • the amount of cyclitol sugar alcohol should be, for example, 20% by mass or less, 15% by mass or less, 12% by mass or less, 8% by mass or less, 5% by mass or less, or 3% by mass or less with respect to the mass of the hair treatment agent. Can be done.
  • the concentration of the alkaline agent is preferably 0.1% by mass or more with respect to the mass of the first treatment agent. If the alkaline agent is less than 0.1% by mass, the cuticle cannot be opened.
  • the concentration of the alkaline agent is, for example, 0.5% by mass or more, 1% by mass or more, 2% by mass or more, 4% by mass or more, 6% by mass or more, or 8% by mass with respect to the mass of the first treatment agent. It can be the above.
  • the concentration of the alkaline agent can be, for example, 20% by mass or less, 15% by mass or less, 12% by mass or less, 8% by mass or less, 5% by mass or less, or 3% by mass or less.
  • the pH of the first treatment agent can be, for example, 6.5 or higher, 7 or higher, 8 or higher, or 9 or higher.
  • the pH of the first treatment agent can be 14 or less, 13.5 or less, 13 or less, 12.5 or less, or 12 or less.
  • the first treatment agent and / or the second treatment agent is in the cream form
  • the first treatment agent and / or the second treatment agent is a cationic surfactant, a nonionic surfactant, and a higher grade. Alcohol can be further included.
  • the first treatment agent and the second treatment agent in the hair treatment agent of the present disclosure appropriately contain other components such as higher alcohols, oils, silicones, plant extracts and the like as long as the effects of the present disclosure are not impaired. Can be contained.
  • the hair treatment agent according to the third embodiment can be used according to the usual formulation of a hair treatment agent such as a hair coloring agent, a depigmenting agent, a depigmenting agent, and a perm agent.
  • a hair treatment agent such as a hair coloring agent, a depigmenting agent, a depigmenting agent, and a perm agent.
  • the method of using the hair treatment agent is the first treatment agent and the second treatment agent.
  • a step of mixing the treatment agents to prepare a mixture and a step of applying the mixture to the hair can be included.
  • the method of using the hair treatment agent is a step of applying the first treatment agent to the hair and applying the first treatment agent.
  • a step of applying a second treatment agent to the hair that has been treated can be included.
  • the method of using the hair treatment agent can further include a step of imparting a shape to the hair, a step of applying heat to the hair, a step of washing the hair, a step of drying the hair, and the like.
  • the hair treatment agent according to the third embodiment it is possible to prevent the hair from being denatured by the alkaline agent. According to the hair treatment agent according to the third embodiment, no special work is required, and it is possible to prevent the hair from being denatured in the usual usage form of the hair treatment agent.
  • the hair treatment agent according to the fourth embodiment of the present disclosure will be described.
  • the hair treatment agent according to the fourth embodiment can be applied to the same hair treatment agent as the third embodiment.
  • the hair treatment agent according to the fourth embodiment includes a first treatment agent containing an alkaline agent, a second treatment agent containing an oxidizing agent, and a third treatment agent containing a cyclitol-based sugar alcohol.
  • the third treatment agent can be the cyclitol sugar alcohol itself.
  • the third treatment agent can also be a cyclitol-based sugar alcohol solution.
  • the third treatment agent is cyclitol-based sugar alcohol itself, it can be used by dissolving it in a solvent such as water.
  • the first treatment agent and the second treatment agent can have the same form as that of the third embodiment except that they do not contain a cyclitol-based sugar alcohol.
  • the method of using the hair treatment agent according to the fourth embodiment will be described.
  • the method of use in the fourth embodiment is divided into a mode in which the third treatment agent is mixed with the first treatment agent and a mode in which the third treatment agent is applied before the first treatment agent. be able to.
  • the method of using the hair treatment agent is the same as the method of use according to the third embodiment, except that the method of using the hair treatment agent includes a step of mixing the third treatment agent and at least the first treatment agent. Can be done.
  • the method of using the hair treatment agent includes a step of applying the third treatment agent to the hair and a step of applying the first treatment agent to the hair to which the third treatment agent is applied.
  • the step of applying the third treatment agent to the hair can be the same as the method of using the hair treatment agent according to the first embodiment. Except for the step of applying the third treatment agent in advance, the same method as that of the third embodiment can be used.
  • the hair treatment agent according to the fourth embodiment it is possible to prevent the hair from being denatured by the alkaline agent.
  • the additive according to the fifth embodiment of the present disclosure will be described.
  • the additive according to the fifth embodiment is an additive for adding to a hair treatment agent such as a hair coloring agent, a depigmenting agent, a depigmenting agent, and a perm agent.
  • Additives include cyclitol sugar alcohols.
  • the additive may be a cyclitol-based sugar alcohol itself or a cyclitol-based sugar alcohol solution.
  • the method of using the additive includes a step of mixing with a hair treatment agent such as a hair coloring agent to prepare a mixture, and a step of applying the mixture to hair.
  • a hair treatment agent such as a hair coloring agent to prepare a mixture
  • the additive is preferably mixed with the treatment agent containing an alkaline agent.
  • the hair treatment can be performed according to the prescription of the hair treatment agent.
  • the additive according to the fifth embodiment it is possible to suppress hair denaturation caused by a hair treatment agent such as a hair coloring agent.
  • the hair treatment agent is not limited to a specific production method, and can be produced by using a known method.
  • the hair treatment agent of the present disclosure can be produced by mixing each of the above components.
  • the hair treatment agent of the present disclosure may be directly specified by the composition or the like.
  • the hair treatment agent of the present disclosure should be allowed to be specified by the manufacturing method thereof.
  • the hair treatment method according to the sixth embodiment includes a first treatment step of treating the hair with at least one of an alkaline agent and heat, and a second treatment step of treating the hair with a cyclitol-based sugar alcohol. Including.
  • the treatment in the first treatment step refers to a treatment in which hair (particularly hair protein) is denatured by an alkaline agent or heat.
  • the treatment in the first treatment step refers to, for example, a treatment in which an alkaline agent and / or heat is applied to the hair.
  • a step of coloring the hair hair dyeing treatment
  • a step of decolorizing the hair a step of decontaminating the dye from the hair
  • a step of applying a perm to the hair and a straight perm to the hair. Examples include a process of applying hair and a process of straightening curly hair.
  • the order of the first processing step and the second processing step may be any.
  • the first treatment step may be before the second treatment step.
  • the first treatment step may be after the second treatment step.
  • the first processing step and the second processing step may be performed at the same time. From the viewpoint of the effect of suppressing hair denaturation, it is preferable that the first treatment step is after the second treatment step or at the same time as the second treatment step.
  • a cyclitol-based sugar alcohol solution in which a cyclitol-based sugar alcohol is dissolved can be applied to at least the hair portion to be subjected to the first treatment step.
  • Any method of applying the cyclitol solution to hair may be used.
  • a cyclitol-based sugar alcohol solution may be applied to the hair, or the hair may be immersed in the cyclitol solution.
  • the cyclitol solution can be, for example, the hair treatment agent according to the first embodiment.
  • a treatment agent in which a cyclitol-based sugar alcohol is dissolved in the treatment agent used in the first treatment step can be used.
  • This treatment agent can be, for example, any of the hair treatment agents according to the second to fourth embodiments.
  • a cyclitol-based sugar alcohol solution in which a cyclitol-based sugar alcohol is dissolved can be applied to the hair portion that has undergone at least the first treatment step. Any method of applying the cyclitol solution to hair may be used.
  • a cyclitol-based sugar alcohol solution may be applied to the hair, or the hair may be immersed in the cyclitol-based sugar alcohol solution.
  • the cyclitol-based sugar alcohol solution can be, for example, the hair treatment agent according to the first embodiment.
  • the hair treatment method according to the sixth embodiment it is possible to prevent the hair from being denatured by an alkaline agent or heat.
  • the hair treatment agent and additive of the present disclosure do not have to contain a cellulose derivative.
  • the concentration of the cellulose derivative is, for example, less than 1% by mass, less than 0.5% by mass, less than 0.1% by mass, less than 0.05% by mass, or 0 with respect to the mass of the hair treatment agent and / or the additive. It can be less than 0.01% by mass.
  • the cellulose derivative may be 0% by mass. Examples of the cellulose derivative include cationized cellulose, hydroxyethyl cellulose, hydroxypropylmethyl cellulose, carboxymethyl cellulose salt and the like.
  • the hair treatment agent of the present disclosure will be described below with an example. However, the hair treatment agent of the present disclosure is not limited to the following examples.
  • Test Examples 1 to 4 The effect of cyclitol sugar alcohol on suppressing hair denaturation was tested.
  • Test Examples 1 to 4 the hair of the same person was used. Inositol was used as the cyclitol sugar alcohol.
  • Test Example 1 the tensile strength of the untreated hair was measured.
  • the hair tested in Test Example 2 is hair that has been treated with inositol and then treated with alkali.
  • the inositol treatment is a treatment in which hair is immersed in an inositol aqueous solution in which 5% by mass of inositol is dissolved for 5 minutes.
  • the alkaline treatment is a treatment in which the hair is immersed in an aqueous ammonia solution adjusted to pH 11.5 at room temperature for 24 hours.
  • Test Example 3 the hair was immersed in an aqueous solution prepared by dissolving 5% by mass of inositol in an aqueous ammonia solution adjusted to pH 11.5 at room temperature for 24 hours.
  • Test Example 4 only the alkali treatment was performed in the same manner as in Test Example 2. Hair was washed with water and air-dried before strength measurement.
  • the tensile strength of the hair of each test example was measured.
  • the tensile strength of the hair was measured at 20 ° C. in water using a single fiber tensile tester (manufactured by ORIENTEC).
  • Each hair sample was set to an initial length of 20 mm, stretched at an elongation rate of 5 mm / min, and the stress value was measured.
  • a strong elongation curve was created using the stress F (N / m 2 ) per hair cross-sectional area with respect to the elongation rate ⁇ (%), and the stress at an elongation rate of 20% was defined as the stress at 20% elongation.
  • the cross-sectional area of the hair sample was calculated from the average value of the hair diameters measured at 60% RH and 20 ° C. using a hair diameter diameter measuring system LS-7000 (manufactured by Keyence).
  • Table 1 shows the stress at 20% elongation of each test example.
  • the stress values shown in Table 1 are average values calculated from eight measurements.
  • Table 1 also shows the rate of decrease of the stress values of Test Examples 2 to 4 with respect to Test Example 1.
  • FIG. 1 shows a graph comparing the 20% elongation stress shown in Table 1.
  • DSC Differential scanning calorimetry
  • T D the peak temperature of the endothermic peak in the thermogram
  • ⁇ H the specific enthalpy
  • Table 1 also shows the T D and [Delta] H.
  • Figure 2 shows a graph comparing T D shown in Table 1.
  • FIG. 3 shows a graph comparing ⁇ H shown in Table 1.
  • the stress value of the hair was reduced by 10% or more by the alkaline treatment. It is considered that this is because the protein in the hair was denatured by the alkaline treatment.
  • T D and [Delta] H the hair in Test Example 4-1 were significantly reduced than in Test Example 1.
  • T D is to be the hair depends on the crosslinking density of the matrix proteins. Therefore, it is considered that the hair of Test Example 4-1 has a larger denatured matrix protein than the hair of Test Example 1.
  • ⁇ H depends on the amount and integrity of microfibrils, which are crystalline regions within the hair. Therefore, it is considered that the hair of Test Example 4-1 has a larger degeneration of microfibrils than the hair of Test Example 1.
  • the protein denaturation in the hair due to the alkaline agent could be suppressed by applying the cyclitol sugar alcohol to the hair before the alkaline treatment and by applying the cyclitol at the same time as the alkaline treatment.
  • Test Examples 2-1 to 4-1 was shampooed and air-dried, and then the 20% elongation stress was measured in the same manner as in Test Examples 2-1 to 4-1.
  • the shampoo treatment was carried out by immersing in a 10% by mass polyoxyethylene lauryl ether sodium sulfate aqueous solution at 40 ° C. for 30 minutes.
  • Table 2 shows the stress at 20% elongation of each test example. The stress values shown in Table 2 are average values calculated from eight measurements. Table 2 also shows the rate of decrease of the stress values of Test Examples 2 to 4 with respect to Test Example 1.
  • FIG. 4 shows a graph comparing the 20% elongation stress before and after cleaning shown in Tables 1 and 2.
  • Test Examples 5 to 6 A hair dyeing test was conducted using a hair coloring agent containing a cyclitol sugar alcohol. Inositol was used as the cyclitol sugar alcohol. In Test Examples 5 and 6, the same person's hair was used. In Test Example 5, inositol was added to the hair coloring agent. In Test Example 6, inositol was not added to the hair coloring agent. The hair coloring agents used in Test Examples 5 and 6 are the same except for the presence or absence of inositol. The hair coloring agent used in Test Examples 5 and 6 contained a total of 4.5% by mass of ammonia and ammonium bicarbonate as an alkaline agent, and a first agent having a pH of 10 and 6% by mass of hydrogen peroxide were blended.
  • the first agent of Test Example 5 contains 0.02% by mass of inositol
  • the hair coloring agent which is a mixture of the first agent and the second agent, contains 0.01% by mass of inositol.
  • the hair coloring agent thus prepared was applied to the hair, left for 30 minutes, washed with shampoo, and dried. This bleaching process was repeated 5 times. The hair coloring agent was washed and air-dried.
  • the stress at 20% elongation was measured in the same manner as in test examples 1 to 4.
  • Table 3 shows the stress at 20% elongation of each test example.
  • the stress values shown in Table 3 are average values calculated from 10 measurements.
  • FIG. 5 shows a graph comparing the 20% elongation stress shown in Table 3.
  • the bleached hair of Test Example 5 had higher strength. From this, as shown in Test Examples 2 and 3, it was possible to suppress the protein denaturation of hair and the decrease in strength by blending the cyclitol-based sugar alcohol. From this, it was found that even if a cyclitol-based sugar alcohol is added to a hair coloring agent containing an oxidizing agent and a dye, denaturation of hair can be suppressed.
  • the cyclitol sugar alcohol is 0.005% by mass or more, it is considered that the denaturation suppressing effect can be exhibited.
  • Test Examples 7-9 We tested whether cyclitol sugar alcohols affect hair coloring.
  • gray hair was dyed with a normal oxidative hair dye, and the color space of the hair before and after hair dyeing was measured using a spectrocolorimeter (CM-3600d manufactured by Konica Minolta). The measurement was performed to determine the color difference ⁇ E * ab between the hair before dyeing and the hair after dyeing.
  • CM-3600d manufactured by Konica Minolta
  • a hair coloring agent to which inositol was added so as to be 10% by mass was used.
  • Test Example 9 the color space of gray hair before dyeing was measured.
  • the hairs of Test Examples 7 to 9 are of the same person. Table 4 shows the color space and the color difference.
  • Test Examples 7 and 8 The color difference between Test Examples 7 and 8 was almost the same. Actually, the hairs of Test Example 7 and Test Example 8 were visually compared, but the difference in color could not be recognized. From this, it was found that the addition of cyclitol to the hair coloring agent did not affect the dyeing effect.
  • Test Examples 10 to 14 The correlation between the concentration of cyclitol sugar alcohol in the hair treatment agent and the hair strength after treatment was investigated.
  • Test Examples 10 to 14 the hair of the same person was used. Inositol was used as the cyclitol sugar alcohol.
  • the hair dyeing test was carried out in the same manner as in Test Examples 5 and 6 except for the concentration of inositol in the hair treatment agent.
  • Table 5 shows the stress at 20% elongation of each test example.
  • the method for measuring the stress during 20% elongation is the same as in Test Examples 1 to 4.
  • the stress values shown in Table 5 are average values calculated from four measurements.
  • FIG. 6 shows a graph comparing the 20% elongation stress shown in Table 5.
  • the hair treatment agent containing 0.02% by mass of cyclitol-based sugar alcohol was able to suppress the decrease in hair strength as compared with Test Example 14 containing no cyclitol-based sugar alcohol. From this, it is considered that the content of inositol is preferably 0.01% by mass or more, and more preferably 1% by mass or more. In addition, as the content of the cyclitol sugar alcohol increased, the decrease in hair strength decreased. From this, it is considered that the concentration of the cyclitol-based sugar alcohol is preferably high, and the solubility of the cyclitol-based sugar alcohol can be added to the hair treatment agent.
  • the hair treatment agent, additive and hair treatment method of the present invention are described based on the above-mentioned embodiments and examples, but the present invention is not limited to the above-mentioned embodiments and examples, and within the scope of the present invention. Moreover, based on the basic technical idea of the present invention, various modifications, modifications and improvements can be included for each disclosed element (including the elements described in the claims, the specification and the drawings). Further, within the scope of the claims of the present invention, various combinations, substitutions or selections of each disclosed element are possible.
  • Appendix 9 The process of adding cyclitol sugar alcohol to the hair treatment agent, A method for treating hair, which comprises a step of applying the hair treatment agent to hair.
  • the hair treatment agent and its usage method, additives, and hair treatment method of the present disclosure can be applied to, for example, cosmetics, cleaning agents, etc. applied to hair.
  • the hair treatment agent of the present disclosure can also be applied to shampoos, conditioners, hair growth agents, hair thickeners, antiperspirants, fragrances and the like.

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Abstract

Cet agent de traitement capillaire comprend un premier agent de traitement et un second agent de traitement. Le premier agent de traitement contient un agent alcalin. Le second agent de traitement contient un oxydant. Au moins l'un du premier agent de traitement et du second agent de traitement contient un alcool de sucre à base de cyclitol.
PCT/JP2021/000440 2020-01-08 2021-01-08 Agent de traitement capillaire, additif et procédé de traitement capillaire WO2021141105A1 (fr)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0491015A (ja) * 1990-08-03 1992-03-24 Japan Happy:Kk 頭髪化粧品用原料および頭髪用化粧品
JPH04198119A (ja) * 1990-11-28 1992-07-17 Kao Corp 毛髪処理剤組成物
JP2008169185A (ja) * 2007-01-15 2008-07-24 Hoyu Co Ltd 毛髪処理剤組成物及び毛髪処理方法
JP2008266239A (ja) * 2007-04-23 2008-11-06 Hoyu Co Ltd 毛髪化粧料組成物
JP2009256284A (ja) * 2008-04-21 2009-11-05 Hoyu Co Ltd パーマネントウェーブ用又は縮毛矯正用前処理剤組成物

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0491015A (ja) * 1990-08-03 1992-03-24 Japan Happy:Kk 頭髪化粧品用原料および頭髪用化粧品
JPH04198119A (ja) * 1990-11-28 1992-07-17 Kao Corp 毛髪処理剤組成物
JP2008169185A (ja) * 2007-01-15 2008-07-24 Hoyu Co Ltd 毛髪処理剤組成物及び毛髪処理方法
JP2008266239A (ja) * 2007-04-23 2008-11-06 Hoyu Co Ltd 毛髪化粧料組成物
JP2009256284A (ja) * 2008-04-21 2009-11-05 Hoyu Co Ltd パーマネントウェーブ用又は縮毛矯正用前処理剤組成物

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