Classifications

• • 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
  • A61K8/84—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions otherwise than those involving only carbon-carbon unsaturated bonds
  • A61K8/87—Polyurethanes
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
  • A61Q1/00—Make-up preparations; Body powders; Preparations for removing make-up
  • A61Q1/02—Preparations containing skin colorants, e.g. pigments
  • A61Q1/04—Preparations containing skin colorants, e.g. pigments for lips
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
  • A61Q1/00—Make-up preparations; Body powders; Preparations for removing make-up
  • A61Q1/02—Preparations containing skin colorants, e.g. pigments
  • A61Q1/04—Preparations containing skin colorants, e.g. pigments for lips
  • A61Q1/06—Lipsticks
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
  • A61Q1/00—Make-up preparations; Body powders; Preparations for removing make-up
  • A61Q1/02—Preparations containing skin colorants, e.g. pigments
  • A61Q1/10—Preparations containing skin colorants, e.g. pigments for eyes, e.g. eyeliner, mascara
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
  • A61Q1/00—Make-up preparations; Body powders; Preparations for removing make-up
  • A61Q1/12—Face or body powders for grooming, adorning or absorbing
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
  • A61Q17/00—Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
  • A61Q17/04—Topical preparations for affording protection against sunlight or other radiation; Topical sun tanning preparations
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
  • A61Q19/00—Preparations for care of the skin
• • 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
  • A61Q5/02—Preparations for cleaning 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
  • A61Q5/06—Preparations for styling the hair, e.g. by temporary shaping or colouring
• • 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
  • A61Q5/12—Preparations containing hair conditioners
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
  • C08G18/00—Polymeric products of isocyanates or isothiocyanates
  • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
  • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
  • C08G18/30—Low-molecular-weight compounds
  • C08G18/36—Hydroxylated esters of higher fatty acids
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
  • C08G18/00—Polymeric products of isocyanates or isothiocyanates
  • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
  • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
  • C08G18/72—Polyisocyanates or polyisothiocyanates
  • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
  • C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
  • C08G18/751—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring
  • C08G18/752—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group
  • C08G18/753—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group
  • C08G18/755—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group and at least one isocyanate or isothiocyanate group linked to a secondary carbon atom of the cycloaliphatic ring, e.g. isophorone diisocyanate
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
  • A61K2800/10—General cosmetic use
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
  • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
  • A61K2800/54—Polymers characterized by specific structures/properties

Definitions

• the present invention relates to a copolymer that can improve various properties such as applicability, adhesion, glossiness, and usability of various products, and that can be particularly preferably used as a raw material for cosmetics, and a cosmetic composition containing the copolymer. .
• Patent Literature 1 describes an organic microspherical powder-containing cosmetic that contains a specific spherical polyurethane fine powder and is excellent in slipperiness and feel on the skin.
• Patent Document 2 proposes an aerosol composition useful as an aerosol-type glow cosmetic, comprising an aqueous stock solution containing a urethane resin and a liquefied gas.
• US Pat. No. 5,300,000 proposes the use of salts of polyurethanes composed of polylactic acid polyols, diols and diisocyanates as auxiliaries in the formulation of cosmetics and pharmaceuticals.
• Patent Document 4 discloses (PPG-12/SMDI) copolymer and (polyglyceryl-2/IPDI diisostearate) as an oily composition that facilitates adjustment of the viscosity of the product and imparts a good feel and thickening effect to the product.
• An oily composition containing at least one urethane polymer selected from the group consisting of copolymers, silica particles, and one or more oil components selected from ester oils, hydrocarbon oils and silicone oils. It is When this oily composition is used, it is possible to impart a good texture and a thickening effect to the product, but it may be difficult to apply it depending on the form of the final product, because silica particles are essential for imparting properties.
• the present invention includes a copolymer that can improve various properties such as applicability, adhesion, glossiness, and usability of various products, and that can be particularly preferably used as a raw material for cosmetics, and the copolymer.
• An object is to provide a cosmetic composition.
• the present inventors conducted extensive studies and found that a specific copolymer is excellent in all of the applicability, adhesion feeling, glossiness, and usability, and can be particularly suitably used in cosmetics, resulting in the present invention. That is, the present invention is a copolymer obtained by reacting a diglycerin fatty acid ester represented by the following general formula (1) with isophorone diisocyanate and having a weight average molecular weight of 3,500 to 100,000. .
• R 1 represents an alkyl group having 8 to 24 carbon atoms or an alkenyl group having 8 to 24 carbon atoms
• R 2 represents an alkyl group having 8 to 24 carbon atoms or an alkenyl group having 8 to 24 carbon atoms.
• at least one of X 1 to X 3 is a hydrogen atom.
• the copolymer of the present invention is used as a raw material for various products, and simultaneously improves various properties of the product, such as applicability, adhesion feeling, glossiness, and usability, and can be particularly suitably used as a raw material for cosmetics. .
• the diglycerin fatty acid ester used for producing the copolymer of the present invention is a diglycerin fatty acid ester represented by the following general formula (1).
• R 1 represents an alkyl group having 8 to 24 carbon atoms or an alkenyl group having 8 to 24 carbon atoms.
• groups include linear alkyl groups having 8 to 24 carbon atoms, branched alkyl groups having 8 to 24 carbon atoms, linear alkenyl groups having 8 to 24 carbon atoms, and 8 to 24 carbon atoms. branched alkenyl groups.
• alkyl groups examples include octyl, 2-ethylhexyl, secondary octyl, nonyl, secondary nonyl, decyl, secondary decyl, undecyl, secondary undecyl, dodecyl, secondary dodecyl, tetradecyl, secondary tetradecyl, hexadecyl, Secondary hexadecyl, stearyl, eicosyl, docosyl, tetracosyl, 2-butyloctyl, 2-butyldecyl, 2-hexyloctyl, 2-hexyldecyl, 2-octyldecyl, 2-hexyldodecyl, 2-octyldodecyl, 2-decyltetra decyl, isostearyl and the like.
• the alkenyl group includes, for example, those in which the methylene group at any position in the above
• R 1 is preferably an alkyl group having 10 to 22 carbon atoms or an alkenyl group having 10 to 22 carbon atoms, from the viewpoint of the applicability and adhesion feeling of the resulting copolymer and cosmetic composition. , more preferably an alkyl group having 12 to 20 carbon atoms or an alkenyl group having 12 to 20 carbon atoms, and even more preferably a linear or branched alkyl group having 12 to 18 carbon atoms. A branched alkyl group of number 12 to 18 is particularly preferred.
• R 1 can be an isostearyl group.
• at least one of X 1 to X 3 is a hydrogen atom.
• two of X 1 to X 3 are hydrogen atoms and one is represented by —C( ⁇ O)R 2 from the viewpoint of the applicability and adhesion feeling of the resulting copolymer and cosmetic composition.
• R 2 represents an alkyl group having 8 to 24 carbon atoms or an alkenyl group having 8 to 24 carbon atoms.
• groups include linear alkyl groups having 8 to 24 carbon atoms, branched alkyl groups having 8 to 24 carbon atoms, linear alkenyl groups having 8 to 24 carbon atoms, and 8 to 24 carbon atoms. branched alkenyl groups.
• Specific alkyl or alkenyl groups for R 2 include the same groups as those for R 1 above. Among these, R 2 is preferably an alkyl group having 10 to 22 carbon atoms or an alkenyl group having 10 to 22 carbon atoms, from the viewpoint of the applicability and adhesion feeling of the resulting copolymer and cosmetic composition.
• each R 2 may be the same group or different groups.
• R2 can be an isostearyl group.
• X 1 and X 2 are hydrogen atoms
• R 1 and R 2 are can be prepared using a diglycerol fatty acid ester, where the is also an isostearyl group.
• the diglycerin fatty acid ester used in the production of the copolymer of the present invention is not particularly limited as long as it is a diglycerin fatty acid ester represented by the following general formula (1).
• a diglycerin fatty acid ester derived from a raw material may be used.
• Diglycerin fatty acid esters derived from natural raw materials include, for example, plant raw material-derived diglycerin fatty acid esters produced using specific glycerin fatty acid esters obtained by either or both of extraction and refinement of vegetable oils.
• a copolymer having a nature-derived index of 50% or more can be produced by using a plant-derived diglycerin fatty acid ester represented by general formula (1) as a naturally-derived raw material.
• a plant-derived diglycerin fatty acid ester represented by general formula (1) is more preferred to produce copolymers with a nature origin index of 70% or greater, and even more preferably to produce copolymers with a nature origin index of 80% or greater.
• the natural origin index of the copolymer is a value calculated according to ISO 16128.
• the copolymer of the present invention is a copolymer obtained by reacting the diglycerin fatty acid ester described above with isophorone diisocyanate and having a weight average molecular weight of 3,500 to 100,000.
• the weight average molecular weight of the copolymer is preferably 4,000 to 85,000, more preferably 5,000 to 40,000. It is more preferably 5,500 to 25,000, and particularly preferably 6,000 to 21,000.
• the weight average molecular weight of the copolymer can be adjusted by adjusting the ratio of raw materials and reaction conditions (temperature, pressure, time, catalyst, additives, etc.) used when reacting diglycerin fatty acid ester and isophorone diisocyanate. Moreover, in the present invention, the weight average molecular weight of the copolymer is measured by gel permeation chromatography (GPC) and calculated in terms of styrene.
• GPC gel permeation chromatography
• GPC measurement conditions are as follows. [GPC measurement conditions] Apparatus: HLC-8220GPC (manufactured by Tosoh Corporation) Column: TSKgel SuperMultiporeHZ-N (manufactured by Tosoh Corporation) Column temperature: 40°C Sample concentration: 0.5% by mass Developing solvent: Tetrahydrofuran Detector: RI detector Reference substance: TSKgel standard polystyrene (manufactured by Tosoh Corporation)
• the copolymer of the present invention has a structure in which the -OH structure of the diglycerin fatty acid ester described above and the isocyanate group of isophorone diisocyanate react with one or more -OH structures in the diglycerin fatty acid ester.
• Examples of the method for producing the copolymer of the present invention include a method of reacting a diglycerin fatty acid ester and isophorone diisocyanate until there are no more reactive isocyanate groups, and a method of reacting a diglycerin fatty acid ester with isophorone diisocyanate to produce a prepolymer. and then reacting with a chain extender.
• a chain extender is used, the type of chain extender is not particularly limited, but for example, one or more selected from the group consisting of water, ethylenediamine, and propylenediamine can be used.
• a solvent may be used as necessary in the method for producing the copolymer of the present invention.
• solvents include ethanol, propanol, butanol, hexane, toluene, xylene, methyl ethyl ketone, ethyl acetate, butyl acetate and water.
• a catalyst may be used to promote the reaction between the diglycerin fatty acid ester and isophorone diisocyanate.
• catalysts include strong acids such as sulfuric acid and toluenesulfonic acid; metal halides such as titanium tetrachloride, hafnium chloride, zirconium chloride, aluminum chloride, gallium chloride, indium chloride, iron chloride, tin chloride, and boron fluoride; Sodium oxide, potassium hydroxide, sodium methylate, sodium ethylate, hydroxides, alcoholates and carbonates of alkali metals and alkaline earth metals such as sodium carbonate; aluminum oxide, calcium oxide, barium oxide, Metal oxides such as sodium oxide; Organometallic compounds such as tetraisopropyl titanate, dibutyltin dichloride, dibutyltin oxide, dibutyltin bis(2-ethylhexylthio
• reaction raw material refers to a raw material used in the polymerization reaction of the method for producing a copolymer of the present invention.
• the diglycerin fatty acid ester and isophorone diisocyanate are reacted under conditions that are not particularly limited. You may divide
• a reaction raw material containing a diglycerin fatty acid ester or isophorone diisocyanate is added at once or divided into several times and put into the reaction system at a temperature of 30 to 160 ° C., preferably 60 to 160 ° C., pressurized, reduced pressure or normal
• a method of mixing under pressure and maintaining for 30 minutes to 10 hours until the reaction is completed can be mentioned.
• the field in which the copolymer of the present invention can be used is not particularly limited, it can be used in various products such as paints, inks, adhesives, fuels, lubricants and cosmetics.
• products such as paints, adhesives, fuels, lubricants, and cosmetics may contain known materials according to the mode of use and purpose.
• the copolymer of the present invention is preferably used as a raw material for cosmetics because it is excellent in applicability, adhesion feeling, and the like.
• the type of cosmetics is not particularly limited, but examples include lotion, lotion, milky lotion, cream, facial cleansing foam, cleansing milk, cleansing lotion, skin mist, hair tonic, hair liquid, Set lotion, hair bleach, color rinse, permanent wave solution, mascara, lipstick, lip gloss, mask, foundation, cologne, shampoo, rinse, treatment, hair wax, hair oil, hair milk, hair manicure, eyeliner, sunscreen, deodorant , perfumes, cleansing oils and cosmetic oils.
• the blending amount of the copolymer in the cosmetics is not particularly limited, and can be adjusted according to the type and purpose of the cosmetics to be blended. It may be 0.01 to 90% by mass with respect to the total amount.
• the copolymer of the present invention is blended in cosmetics for the purpose of imparting applicability, glossiness, usability, etc., it is preferably blended in an amount of 0.01 to 25% by mass based on the total amount of the cosmetic. , more preferably 0.05 to 20% by mass, even more preferably 0.1 to 15% by mass, and particularly preferably 0.5 to 10% by mass.
• Examples of such cosmetics include, but are not limited to, lotions, lotions, milky lotions, creams, facial cleansing foams, cleansing milks, cleansing lotions, skin mists, hair tonics, hair liquids, setting lotions, hair bleaches, color rinses, Permanent wave liquid, pack, foundation, eau de cologne, shampoo, rinse, treatment, hair wax, hair oil, hair milk, hair manicure, eyeliner, sunscreen, deodorant, perfume, cleansing oil, cosmetic oil and the like.
• the copolymer of the present invention is blended in cosmetics for the purpose of imparting a feeling of close contact, it is preferably blended in an amount of 5 to 90% by mass, more preferably 10 to 85% by mass, based on the total amount of the cosmetic. More preferably, 20 to 80% by mass is even more preferable, and 25 to 80% by mass is particularly preferable.
• Examples of such cosmetics include, but are not limited to, mascara, lipstick, and lip gloss.
• the method of adding the copolymer of the present invention to cosmetics is not particularly limited, and known methods can be used.
• a method of adding the copolymer of the present invention at room temperature or in a temperature-controlled environment and stirring or the like as necessary may be mentioned. Since the copolymer of the present invention has the structure described above, it can simultaneously improve various properties when added to cosmetics.
• the cosmetic composition of the present invention is a cosmetic composition containing the copolymer described above.
• examples of such cosmetic compositions include lotions, lotions, milky lotions, creams, facial cleansing foams, cleansing milks, cleansing lotions, skin mists, hair tonics, hair liquids, setting lotions, hair bleaches, color rinses, and permanent waves.
• Liquid, mascara, lipstick, lip gloss, mask, foundation, eau de cologne, shampoo, rinse, treatment, hair wax, hair oil, hair milk, hair manicure, eyeliner, sunscreen, deodorant, perfume, cleansing oil, cosmetic oil, etc. be done.
• the properties of the cosmetic of the present invention may also be appropriately adjusted depending on the purpose of use and product form.
• the cosmetic may be liquid, emulsion, gel, cream, solid powder, foam, or mist.
• the content of the above-mentioned copolymer in the cosmetic composition of the present invention is not particularly limited, and can be adjusted depending on the purpose and application. There may be.
• the content of the copolymer in the cosmetic composition is It is preferably 0.01 to 25% by mass, more preferably 0.05 to 20% by mass, even more preferably 0.1 to 15% by mass, and 0.5 to 10% by mass.
• the cosmetic composition includes, for example, lotion, lotion, milky lotion, cream, facial cleansing foam, cleansing milk, cleansing lotion, skin mist, hair tonic, hair liquid, setting lotion, hair bleach, color rinse, permanent wave liquid. , packs, foundations, colognes, shampoos, rinses, treatments, hair waxes, hair oils, hair milks, hair manicures, eyeliners, sunscreens, deodorants, perfumes, cleansing oils, cosmetic oils and the like.
• the content of the copolymer in the cosmetic composition is 5 to 90% by mass relative to the total amount of the cosmetic composition. 10 to 85% by mass is more preferable, 20 to 80% by mass is even more preferable, and 25 to 80% by mass is particularly preferable.
• the cosmetic composition includes, for example, mascara, lipstick, lip gloss and the like.
• the cosmetic composition of the present invention has various properties (solubility, dispersibility, stability, feeling in use, applicability, Ingredients commonly used in cosmetic compositions can be used to improve and improve (permeability, moisturizing, safety, design, optical properties, fragrance, whitening, etc.).
• Such components include cationic surfactants, anionic surfactants, amphoteric surfactants, nonionic surfactants, hydrocarbon oils, silicone oils, ester oils, higher alcohols, polyhydric alcohols, and sugars. and derivatives thereof, pH adjusters, dyes/pigments, fragrances, ultraviolet absorbers, solvents, etc., and one or more of these can be arbitrarily blended.
• cationic surfactants include lauryltrimethylammonium chloride, cetyltrimethylammonium chloride, stearyltrimethylammonium chloride, alkyltrimethylammonium chloride, distearyldimethylammonium chloride, stearyltrimethylammonium saccharin, cetyltrimethylammonium saccharin, and behenyltrimethyl methyl sulfate.
• the concentration of the cationic surfactant can be, for example, 0.001% by mass to 10% by mass, preferably 0.01% by mass to 5% by mass, based on the total amount of the cosmetic composition.
• anionic surfactants include alkyl ether sulfates, alkyl sulfates, alkyl ether sulfates, alkenyl ether sulfates, alkenyl sulfates, olefinsulfonates, alkanesulfonates, and saturated or unsaturated 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-alkyloylmethyl taurate salts, derivatives thereof, etc.
• counter ions for anionic groups include sodium ions, potassium ions, triethanolamine and the like, and one or more of these can be used.
• concentration of the anionic surfactant can be, for example, 0.001% by mass to 10% by mass, preferably 0.01% by mass to 5% by mass, based on the total amount of the cosmetic composition.
• Amphoteric surfactants include, for example, coconut oil fatty acid amidopropyldimethylacetate betaine, lauryldimethylamino acid betaine, 2-alkyl-N-carboxymethyl-N-hydroxymethylimidazolinium betaine, laurylhydroxysulfobetaine, lauroylamidoethylhydroxy Betaine type amphoteric surfactants such as ethyl carboxymethyl betaine and metal salts of hydroxypropyl phosphate, amino acid type amphoteric surfactants such as metal salts of ⁇ -laurylaminopropionic acid, sulfate type amphoteric surfactants and sulfonic acid type Amphoteric surfactants and the like can be mentioned, and one or more of these can be used.
• the concentration of the amphoteric surfactant can be, for example, 0.001% by mass to 10% by mass, preferably 0.01% by mass to 5% by mass, relative to the total amount of the cosmetic composition.
• nonionic surfactants include 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, POE sorbitan monooleate, POE sorbitan monostearate, POE sorbitan monopalmitate , POE sorbitan monolaurate, POE sorbitan trioleate, POE glycerin monostearate, POE glycerin monomyristate, POE sorbitol t
• hydrocarbon oils examples include liquid paraffin, squalane, pristane, ozokerite, paraffin, ceresin, vaseline, polyisobutene, polyisoprene, isodecane, isododecane, isohexadecane, normal pentane, isopentane, normal hexane, isohexane, kerosene, decalin, and tetralin. , microcrystalline wax, etc., and one or more of these can be used.
• the concentration of the hydrocarbon oil can be, for example, 0.1% by mass to 50% by mass, preferably 0.5% by mass to 30% by mass, based on the total amount of the cosmetic composition.
• silicone oils include linear silicone oils such as dimethylpolysiloxane, dimethiconol, diphenylpolysiloxane, diphenylsiloxyphenyltrimethicone, and octamethyltrisiloxane; decamethylcyclotetrasiloxane, dodecamethylcyclotetrasiloxane, octamethylcyclotetrasiloxane; Cyclic silicone oils such as siloxane, cyclopentasiloxane, dodecamethylcyclopentasiloxane, octamethylcyclopentasiloxane, decamethylcyclohexasiloxane, dodecamethylcyclohexasiloxane, octamethylcyclohexasiloxane, alkyl-modified dimethylpolysiloxane, polyether-modified Examples include modified silicone oils such as dimethylpolysiloxane, carbinol-mod
• ester oils include ethyl acetate, butyl acetate, hexyl acetate, decyl acetate, butyl propionate, cetyl octanoate, hexyldecyl dimethyloctanoate, isononyl isononanoate, isononyl isononanoate, isotridecyl isononanoate, ethyl laurate, hexyl laurate, myristyl myristate, isopropyl myristate, isopropyl palmitate, 2-ethylhexyl palmitate, 2-hexyldecyl palmitate, 2-heptylundecyl palmitate, decyl oleate, oleyl oleate, octyldodecyl oleate, Isocetyl stearate, glycerin stearate, butyl
• higher alcohols examples include cetyl alcohol, isostearyl alcohol, lauryl alcohol, hexadecyl alcohol, and octyldodecanol, and one or more of these can be used.
• the concentration of the higher alcohol is, for example, preferably 0.1% by mass to 30% by mass, preferably 0.5% by mass to 20% by mass, relative to the total amount of the cosmetic composition.
• polyhydric alcohols examples include ethylene glycol, diethylene glycol, triethylene glycol, polyethylene glycol, high polymer polyethylene glycol, propylene glycol, dipropylene glycol, polypropylene glycol, isoprene glycol, 1,3-butylene glycol, glycerin, diglycerin, Polyglycerin and the like can be mentioned, and one or more of these can be used.
• concentration of the polyhydric alcohol can be, for example, 0.1% by mass to 30% by mass, preferably 0.5% by mass to 20% by mass, relative to the total amount of the cosmetic composition.
• Sugars and derivatives thereof include, for example, xylose, D-glucose, sucrose, trehalose, fructose, maltose, mannose, cyclodextrin, ⁇ -glucan, chitin, chitosan, pectin, arabinogalactan, dextrin, dextran, and glucosyl methacrylate.
• examples thereof include ethyl polymers, copolymers, and the like, and one or more of these can be used.
• the concentration of saccharides and derivatives thereof can be, for example, 0.001% to 10% by mass, preferably 0.01% to 5% by mass, based on the total amount of the cosmetic composition.
• pH adjusters examples include citric acid, glycolic acid, succinic acid, tartaric acid, lactic acid, malic acid, levulinic acid, acetic acid, butyric acid, valeric acid, oxalic acid, maleic acid, fumaric acid, mandelic acid, phosphoric acid, and pyroline. Acid, hydrochloric acid, sulfuric acid, nitric acid and the like can be mentioned, and one or more of these can be used.
• the pH adjuster is preferably added so that the cosmetic composition of the present invention, for example, has a pH of 3.0 to 13.0.
• dyes and pigments examples include legal dyes, acid dyes, basic dyes, oxidation dye intermediates, couplers, auto-oxidation dyes, nitro dyes, disperse dyes, inorganic pigments, metal powder pigments, and surface-treated products thereof. etc., and one or more of these can be used.
• concentration of the dye/pigment can be, for example, 0.001% by mass to 10% by mass, preferably 0.01% by mass to 5% by mass, based on the total amount of the cosmetic composition.
• perfumes include acetylcedrene, allyl amyl glycolate, ⁇ -ionone, isobutylquinoline, iris oil, iron, indole, undecanal, undecenal, ⁇ -undecalactone, estragole, eugenol, oakmoss, opoponax.
• Resinoids orange oil, eugenol, aurantiol, galacsolid, carvacrol, camphor, carrot seed oil, clove oil, methyl cinnamate, geraniol, geranyl nitrile, isobornyl acetate, geranyl acetate, dimethylbenzyl carbyl acetate, styraryl acetate, Cedryl acetate, terpinel acetate, betiveryl acetate, benzyl acetate, linalyl acetate, isopentyl salicylate, benzyl salicylate, sandalwood oil, santalol, cyclamenaldehyde, cyclopentadecanolide, methyl dihydrojasmonate, dihydromyrcenol, jasmine absolute, Jasmine lactone, citral, citronenol, citronellal, cinnamon bark oil, styrax resinoid, cedarwood oil,
• the concentration of the perfume can be, for example, 0.001% by mass to 5% by mass, preferably 0.01% by mass to 3% by mass, based on the total amount of the perfume
• UV absorbers examples include 2,4-dihydroxybenzophenone, 5,5′-methylenebis(2-hydroxy-4-methoxybenzophenone), 2-(2-hydroxy-5-methylphenyl)benzotriazole, 2-( 2-hydroxy-5-tert-octylphenyl)benzotriazole, 2-(2-hydroxy-3,5-di-tert-butylphenyl)-5-chlorobenzotriazole, 2-(2-hydroxy-3-tert- Butyl-5-methylphenyl)-5-chlorobenzotriazole, 2-(2-hydroxy-3,5-dicumylphenyl)benzotriazole, 2,2′-methylenebis(4-tert-octyl-6-benzotriazol) phenol), polyethylene glycol ester of 2-(2-hydroxy-3-tert-butyl-5-carboxyphenyl)benzotriazole, 2-[2-hydroxy-3-(2-acryloyloxyethyl)-5-methylphenyl ] benzotriazo
• solvents examples include ethanol, isopropyl alcohol, butanol, isobutyl alcohol, acetone, ethyl acetate, ethylene glycol monoethyl ether, water, etc. One or more of these can be used.
• concentration of the solvent can be, for example, 10% by mass to 99% by mass, preferably 20% by mass to 95% by mass, based on the total amount of the cosmetic composition.
• the viscosity at 25° C. of the cosmetic composition of the present invention is not particularly limited, and can be appropriately adjusted according to the intended use and product form. From the viewpoint of taking advantage of the properties, the viscosity of the cosmetic composition at 25° C. is preferably 10 to 1,000,000 mPa ⁇ s, more preferably 100 to 100,000 mPa ⁇ s. In the present invention, the viscosity of the cosmetic composition at 25°C is measured according to JIS K 7117.
• copolymer 1 had a weight average molecular weight of 4,300 measured by gel permeation chromatography (GPC) and calculated in terms of styrene.
• Example 2 450 g (0.60 mol) of polyglyceryl-2 diisostearate derived from a plant material and 67 g (0.30 mol) of isophorone diisocyanate were charged into a glass reaction vessel equipped with a stirrer, a condenser tube, and a nitrogen inlet tube, and stirred at 120°C for 1 After reacting for a certain period of time and confirming that there was no absorption of NCO by infrared absorption spectrum, the reaction was terminated to produce copolymer 2 consisting of a (polyglyceryl-2 diisostearate/IPDI) copolymer. The weight-average molecular weight of the obtained copolymer 2 measured by gel permeation chromatography (GPC) and calculated in terms of styrene was 5,100.
• GPC gel permeation chromatography
• Example 3 450 g (0.60 mol) of polyglyceryl-2 diisostearate derived from a plant material and 73.7 g (0.33 mol) of isophorone diisocyanate were charged into a glass reactor equipped with a stirrer, a condenser tube, and a nitrogen inlet tube, and the temperature was 120°C. was reacted for 1 hour, and the reaction was terminated after confirming that there was no NCO absorption by infrared absorption spectrum, to produce copolymer 3 consisting of a (polyglyceryl-2 diisostearate/IPDI) copolymer.
• the weight average molecular weight of Copolymer 3 obtained was 6,400 as measured by gel permeation chromatography (GPC) and calculated in terms of styrene.
• Example 4 450 g (0.60 mol) of polyglyceryl-2 diisostearate derived from a plant material and 86.9 g (0.39 mol) of isophorone diisocyanate were charged into a glass reactor equipped with a stirrer, a condenser tube, and a nitrogen inlet tube, and the temperature was 120°C. was reacted for 1 hour, the infrared absorption spectrum confirmed that there was no NCO absorption, and the reaction was terminated to produce a copolymer 4 consisting of a (polyglyceryl-2 diisostearate/IPDI) copolymer.
• the weight average molecular weight of Copolymer 4 obtained was 9,200 as measured by gel permeation chromatography (GPC) and calculated in terms of styrene.
• Example 5 450 g (0.60 mol) of polyglyceryl-2 diisostearate derived from a plant material and 100.3 g (0.45 mol) of isophorone diisocyanate were charged into a glass reaction vessel equipped with a stirrer, a cooling tube, and a nitrogen inlet tube, and the temperature was 120°C. was reacted for 1 hour, the infrared absorption spectrum confirmed that there was no NCO absorption, and the reaction was terminated to produce copolymer 5 consisting of a (polyglyceryl-2 diisostearate/IPDI) copolymer.
• the weight average molecular weight of Copolymer 5 obtained was 20,000 as measured by gel permeation chromatography (GPC) and calculated in terms of styrene.
• Example 6 450 g (0.60 mol) of polyglyceryl-2 diisostearate derived from a plant material and 113.6 g (0.51 mol) of isophorone diisocyanate were charged into a glass reaction vessel equipped with a stirrer, a condenser tube, and a nitrogen inlet tube, and the temperature was 120°C. was reacted for 1 hour, the infrared absorption spectrum confirmed that there was no NCO absorption, and the reaction was terminated to produce a copolymer 6 consisting of a (polyglyceryl-2 diisostearate/IPDI) copolymer.
• the weight average molecular weight of the obtained copolymer 6 measured by gel permeation chromatography (GPC) and calculated in terms of styrene was 83,000.
• GPC gel permeation chromatography
• the copolymers obtained in Examples 1 to 6 and Comparative Examples 1 and 2 were each diluted 50% with liquid paraffin (Hicol K-230, manufactured by Kaneda Corporation), and an appropriate amount was applied to the back of the hand.
• liquid paraffin Hicol K-230, manufactured by Kaneda Corporation
• the copolymer of the present invention was found to be excellent in all aspects of applicability, adhesion, gloss, and usability. Therefore, the copolymer of the present invention can be widely used for the purpose of improving various properties of products such as paints, inks, adhesives, fuels, lubricants, and cosmetics. It can be seen that the cosmetic composition can be provided with applicability, adhesion feeling, glossiness, and usability.
• Formulation examples of cosmetic compositions containing the copolymers 1 to 6 produced in Examples 1 to 6 are shown in Tables 2 to 33 below as cosmetics containing the copolymer of the present invention.
• the numerical values in each table represent the content (% by mass) of each component in each cosmetic composition.
• [A] A copolymer obtained by reacting a diglycerin fatty acid ester represented by the following general formula (1) with isophorone diisocyanate and having a weight average molecular weight of 3,500 to 100,000.
• R 1 represents an alkyl group having 8 to 24 carbon atoms or an alkenyl group having 8 to 24 carbon atoms
• R 2 represents an alkyl group having 8 to 24 carbon atoms or an alkenyl group having 8 to 24 carbon atoms, provided that at least one of X 1 to X 3 is a hydrogen atom.

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• 2023
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