Classifications

• • 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
  • 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
• • 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
  • A61K8/342—Alcohols having more than seven atoms in an unbroken chain
• • 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
  • A61K8/8141—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
  • A61K8/8152—Homopolymers or copolymers of esters, e.g. (meth)acrylic acid esters; Compositions of derivatives of such polymers
• • 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
  • A61K8/817—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen; Compositions or derivatives of such polymers, e.g. vinylimidazol, vinylcaprolactame, allylamines (Polyquaternium 6)
  • A61K8/8182—Copolymers of vinyl-pyrrolidones. Compositions of derivatives of such polymers

Definitions

• the present invention relates to a cosmetic composition, comprising in a cosmetically acceptable medium, at least one surfactant, at least one anionic latex, at least one ether with two fatty chains and a mixture of linear and saturated fatty alcohols, a method of cosmetic treatment of keratin materials and a use of said cosmetic composition as a shampoo.
• the Applicant has surprisingly found that the particular use of an ether with two fatty chains, solid at room temperature, in combination with a mixture of linear and saturated long chain fatty alcohols containing at least 50% by weight of an alcohol which contains 22 carbon atoms, and anionic latexes, in a cosmetically acceptable medium, appreciably improved the cosmetic properties on wet hair, and in particular the lightness.
• the present invention therefore relates to a cosmetic composition
• a cosmetic composition comprising, in a cosmetically acceptable medium, at least one surfactant, at least one anionic latex, at least one ether with two fatty chains and a mixture of linear and saturated fatty alcohols with long chain containing at least 50% by weight of an alcohol which contains 22 carbon atoms.
• Cosmetically acceptable medium means a medium compatible with all keratin materials such as the skin, hair, nails, eyelashes and eyebrows, lips and any other area of the body and of the face, but also of odor, d 'pleasant appearance and touch.
• Another subject of the invention consists in a process for the cosmetic treatment of keratin materials using the above-mentioned composition.
• the subject of the invention is also a use of the composition according to the invention as a shampoo.
• the cosmetic composition comprises, in a cosmetically acceptable medium, at least one surfactant, at least one anionic latex, at least one ether with two fatty chains and a mixture of linear and saturated long chain fatty alcohols containing at least 50% by weight of an alcohol which has 22 carbon atoms.
• the ethers with two fatty chains which are suitable in the present invention are in particular chosen from the ethers with two fatty chains, solid at a temperature lower than or equal to about 30 ° C., corresponding to the following formula:
• R and R ' identical or different, denote a hydrocarbon group, saturated or unsaturated, linear or branched, comprising from 12 to 30 carbon atoms and preferably from 14 to 24 carbon atoms, R and R' being chosen so such that the compound of formula (I) is solid at a temperature less than or equal to approximately 30 ° C.
• R and R ' are identical and denote an alkyl group such as stearyl.
• the ethers with two fatty chains which can be used according to the invention are insoluble in cosmetic compositions, and can be prepared according to the process described in patent application DE 41 27
• distearyl ether sold under the name Cutina STE ® by Cognis.
• the ether with two fatty chains can represent from 0.5% to 15% by weight, preferably from 0.5% to 5% by weight, and even more preferably from 1% to 3% by weight , relative to the total weight of the final composition.
• the mixture of linear and saturated long chain fatty alcohols containing at least 50% by weight of an alcohol which contains 22 carbon atoms, more particularly contains at least 70% by weight of C 22 alcohol relative to the total weight of the mixture.
• the mixture of linear and saturated long chain fatty alcohols contains C 16 to C 24 fatty alcohols.
• the fatty alcohols in C 16 and C 24 each generally represent less than
• fatty alcohols there may be mentioned the product sold under the name ® NAFOL 1822 C by the company Condea, which contains about 0.5% alcohol C 16, 4-6. % C 18 alcohol, 15-19% C 20 alcohol, 74-78% C 22 alcohol and approximately 1.5% C 24 alcohol, or the product sold under the name NAFOL ® 2298 by the company CONDEA which contains 98% by weight of C 22 alcohol.
• the mixture of linear and saturated fatty alcohols . long chain, containing at least 50% by weight of alcohol which contains 22 carbon atoms can represent from 0.5% to 15% by weight, preferably from 0.5% to 5% by weight, and even more preferably from 1% to 3% by weight, relative to the total weight of the cosmetic composition.
• the ether to two fatty chains / fatty alcohols C 22 ratio is generally between 0.2 and 8 and preferably between 0.3 and 5.
• anionic latex a colloidal dispersion of anionic polymer particles in an aqueous or organic liquid phase.
• the latexes used according to the invention are those containing anionic functional groups which are provided either by emulsion polymerization or copolymerization or in suspension of anionic monomers, by the usual methods known to man by trade, either by combination of the free radical resulting from the reaction initiator on the monomer or monomers considered during the initiation of the polymerization of said monomers, or by juxtaposition of these two synthetic processes, or even by introduction of terminal groups through a chain transfer reaction in the second method using a reaction initiator.
• the latexes used more particularly in the compositions. result from the polymerization of one or more of the following ionogenic monomers: acrylic, methacrylic, maleic, crotonic, itaconic, para-styrenesulfonic, vinyl sulfonic, 2-methacryloyloxyethylsulfonic and 2-acrylamido-2-methyl- propylsulfonic, alone or mixed with different monomers such as styrene, butadiene, ethylene, propylene, isoprene, isobutene, vinyltoluene, vinyl propionate, vinyl alcohol, acrylonitrile, chloroprene, vinyl chloride, vinylidene chloride, vinyl acetate, urethanes, vinyl ether, vinylpyrrolidone, vinylimidazole, esters of acrylic, methacrylic, vinylacetic, maleic, crotonic or itaconic acids.
• ionogenic monomers acrylic, methacrylic,
• the latexes obtained according to the second process above result from the use of initiators chosen from redox systems, peroxides, perphosphates, percarbonates, persulfates, organic peroxide acids such as, for example, peracetic acid, the persulfate-bisulfite-iron mixture.
• initiators chosen from redox systems, peroxides, perphosphates, percarbonates, persulfates, organic peroxide acids such as, for example, peracetic acid, the persulfate-bisulfite-iron mixture.
• the functional monomers used in the case of chain transfer reaction are chosen from organic thioacids such as, for example, mercaptoacetic acid.
• an aqueous dispersion comprising a acrylic copolymer formed from (a) about 35 to 74% by weight of an alkyl acrylate, (b) about 25 to 65% of alkyl methacrylate and (c) about 1 to 15% of one or more acids ethylenic carboxylic acids or their salts, having from 3 to 5 carbon atoms, the alkyl groups comprising from 1 to 5 carbon atoms, these percentages being expressed by weight relative to the total weight of copolymer.
• aqueous dispersion comprising a acrylic copolymer formed from (a) about 35 to 74% by weight of an alkyl acrylate, (b) about 25 to 65% of alkyl methacrylate and (c) about 1 to 15% of one or more acids ethylenic carboxylic acids or their salts, having from 3 to 5 carbon atoms, the alkyl groups comprising from 1 to 5 carbon atoms, these percentages being expressed by weight relative to the total weight of copolymer.
• the alkyl acrylate is preferably chosen from methyl acrylate, ethyl acrylate, propyl acrylate and butyl acrylate. Ethyl acrylate is particularly preferred.
• the concentration of alkyl acrylate is preferably between 40 and 70% by weight and more particularly between 50 and 60% by weight relative to the total weight of the copolymer.
• the alkyl methacrylate is preferably chosen from methyl methacrylate, ethyl methacrylate, propyl methacrylate and butyl methacrylate. Methyl methacrylate is particularly preferred.
• the concentration of alkyl methacrylate is preferably between 30 and 50% by weight and more particularly between 30 and 40% by weight relative to the total weight of the copolymer.
• the preferred ethylenic carboxylic acids are acrylic acid, methacrylic acid, crotonic acid, itaconic acid or their mixtures. Acrylic acid and methacrylic acid are particularly preferred. According to the invention, it is also possible to use salts of these carboxylic acids.
• the concentration of ethylenic carboxylic acids, or their salts is preferably between 5 and 15% by weight and more particularly between 8 and 12% by weight relative to the total weight of the copolymer. In a particularly preferred embodiment of the invention, acrylic acid is used with methacrylic acid, each in a concentration of between 2 and 10% by weight, the total concentration of 'these two acids not exceeding 15 % by weight of the total weight of the copolymer.
• the copolymer can also contain small amounts, that is to say less than 10%, preferably less than 5% and more particularly less than 2%, of a polymerizable monomer other than those mentioned above.
• the dispersion contains at least 0.5% of surfactant enabling the insoluble polymer to be dispersed and maintained in dispersion.
• surfactant any type of surfactant can be used, but preferably a nonionic surfactant.
• the average particle size of the copolymer in the dispersion is preferably between 0.1 and 1 micrometer.
• a copolymer comprising from 50 to 60% by weight of ethyl acrylate, from 30 to 40% by weight of methyl methacrylate, from 2 to 10% by weight of acrylic acid, from 2 to 10% by weight of methacrylic acid, the total concentration of acrylic and methacrylic acids not exceeding 15% by weight relative to the total weight of the acrylic copolymer.
• Such a copolymer is for example described in patent application EP-A-590604.
• the anionic latexes can be used in an amount of between 0.05 and 20% by weight of active materials, preferably between 0, 15 and 5% by weight of active materials relative to the total weight of the composition.
• the surfactants suitable in the present invention are especially chosen from anionic, amphoteric, nonionic, cationic surfactants well known in the art and as described below, and their mixtures.
• anionic surfactants which can be used in the present invention, mention may in particular be made of the salts, in particular the alkali metal salts such as the sodium salts, the salts ammonium, amine salts, amino alcohol salts or alkaline earth metal salts, for example, magnesium,.
• the salts in particular the alkali metal salts such as the sodium salts, the salts ammonium, amine salts, amino alcohol salts or alkaline earth metal salts, for example, magnesium,.
• C 6 -C 24 alkyl esters and of polyglycoside-carboxylic acids such as alkyl glucoside-citrates, alkyl polyglycoside-tartrates, and alkyl polyglycoside-sulfosuccinates; alkylsulfosuccinamates, acylisethionates and N-acyltaurates, the alkyl or acyl group of all these compounds containing from 12 to 20 carbon atoms.
• anionic surfactants which can still be used, mention may also be made of acyllactylates in which the acyl group contains from 8 to 20 carbon atoms.
• uronic alkyl-D-galactoside acids and their salts as well as polyoxyalkylenated (C 6 -C 24 ) ether carboxylic acids, aryl (C 6 -C 24 ) alkyl acids 6 - C 24 ) polyoxyalkylenated ether-carboxyls, (C 6 - C 24 ) amidoether polyoxyalkylenated carboxylic acids and their salts, in particular those comprising from 2 to 50 ethylene oxide groups, and mixtures thereof.
• anionic surfactants as described above can be used alone or as a mixture.
• Use is preferably made of alkyl sulphates, alkyl ether sulphates and alkyl ethercarboxylates, and mixtures thereof, in particular in the form of their alkali or alkaline earth metal, ammonium, amine or amino alcohol salts.
• the anionic surfactant preferably used in the present invention is a sodium lauryl ether sulfate.
• the amphoteric surfactants suitable for the invention are, for example, derivatives of secondary or tertiary aliphatic amines, in which the aliphatic group is a straight or branched chain containing from 8 to 22 carbon atoms and containing, at least one anionic group water-solubilizer such as, for example, a carboxylate, sulfonate, sulfate, phosphate or phosphonate group; mention may also be made of (C 8 -C 20 ) alkyl betaines, sulfobetaines, (C 8 -C 20 ) alkyl (C 6 -C 8 ) amidoalkyl (C 8 -C 20 ) alkylamido or (C 8 -C 20 ) alkyl amido - (C 6 -C 8 ) alkyl sulfobetaines; and their
• amine derivatives include the products sold under the name Miranol ®, as described in patents US 2,528,378 and US 2,781,354 and classified in the CTFA dictionary, 3rd edition, 1982, under the names Amphocarboxy-glycinate and Amphocarboxypropionate of respective structures (II) and (III):
• R ⁇ represents an alkyl group derived from an acid R, -COOH present in the hydrolyzed coconut oil, a heptyl, nonyl or undecyl group,
• R 2 represents a beta-hydroxyethyl group, and R 3 represents a carboxymethyl group
• B represents -CH 2 CH 2 OX '
• X ' represents the group -CH 2 CH 2 -COOH or a hydrogen atom
• Y' represents -COOH or the group -CH 2 -CHOH-SO 3 H
• R r represents an alkyl group of an acid R g -COOH present in coconut oil or in hydrolyzed linseed oil, an alkyl group, in particular C 17 and its iso form, an unsaturated C 17 group .
• These compounds are classified in the CTFA dictionary, 5th edition, 1993, under the names disodium cocoamphodiacetate, disodium lauroamphodiacetate, disodium caprylamphodiacetate, disodium capryloamphodiacetate, disodium cocoamphodipropionate, disodium lauroamphodipropionate, capryl disodium propopropate , lauroamphodipropionic acid, cocoamphodipropionic acid.
• Examples include the cocoamphodiacetate sold under the trade name Miranol ® C2M concentrate by the company Rhodia.
• amphoteric surfactants use is preferably made of (C 8 -C 20 ) alkyl betaines, (C 8 -C 20 ) alkyl amidoalkyl (C 6 -C 8 ) betaines, alkylamphodiacetates and their mixtures.
• nonionic surfactants which are suitable in the invention are compounds well known per se (see in particular, in this regard
• polyethoxylated fatty amides preferably having from 2 to 30 moles of ethylene oxide, polyglycerol fatty amides comprising on average 1 to 5 glycerol groups and in particular 1, 5 to 4; polyethoxylated fatty amines preferably having 2 to 30 moles of ethylene oxide; ethoxylated sorbitan fatty acid esters having from 2 to 30 moles of ethylene oxide; fatty acid esters of sucrose, polyethylene glycol fatty acid esters, (C 6 -C 24 ) alkyl polyglycosides, N-C 6 -C 24 alkyl derivatives of glucamine, amine oxides such as (C 10 -C ] 4 ) amine oxides or N-acyl (C 10 -C 14 ) -aminopropylmorpholine oxides; and their mixtures.
• composition according to the invention can also comprise one or more cationic surfactants well known per se, such as the salts of primary, secondary or tertiary fatty amines, optionally polyoxyalkylenated; quaternary ammonium salts such as chlorides or bromides of tetraalkylammonium, alkylamidoalkyl-trialkylammonium, trialkylbenzyla monium, trialkylhydroxy-alkylammonium or alkylpyridinium; imidazoline derivatives; or amine oxides of a cationic nature.
• cationic surfactants well known per se, such as the salts of primary, secondary or tertiary fatty amines, optionally polyoxyalkylenated; quaternary ammonium salts such as chlorides or bromides of tetraalkylammonium, alkylamidoalkyl-trialkylammonium, trialkylbenzyla monium, trialkylhydroxy-alky
• the surfactants are used in particular in a total amount of between 4 and 30% by weight, preferably between 6 and 25% by weight, and more preferably between 8 and 22% by weight relative to the total weight of the composition.
• the cosmetically acceptable medium may consist of water or of a mixture of water and a cosmetically acceptable solvent such as a lower C 4 alcohol, for example ethanol, isopropanol, tertiary butanol, n-butanol; alkylene glycols such as propylene glycol, glycol ethers; C 5 -C 10 alkanes; acetone, methyl ethyl ketone; C 1 -C 4 alkyl acetates such as methyl acetate, ethyl acetate, butyl acetate; dimethoxyethane, diethoxyethane; and their mixtures.
• a cosmetically acceptable solvent such as a lower C 4 alcohol, for example ethanol, isopropanol, tertiary butanol, n-butanol
• alkylene glycols such as propylene glycol, glycol ethers
• C 5 -C 10 alkanes acetone, methyl ethy
• the pH of the compositions of the invention is between 3 and 8, preferably between 4 and 7.
• compositions according to the invention may also contain conventional additives well known in the art, such as cationic, nonionic or amphoteric polymers, anionic polymers other than those of the invention, volatile or unmodified silicones, modified or not, natural or synthetic, anionic, amphoteric, zwitterionic, non-ionic or cationic thickeners, associative or not, non-polymeric thickeners such as acids or electrolytes, opacifiers, perfumes, mineral, vegetable and / or synthetic oils, esters of fatty acids or polyethylene glycols, dyes, organic or mineral particles, preservatives, agents for stabilizing pH.
• conventional additives well known in the art such as cationic, nonionic or amphoteric polymers, anionic polymers other than those of the invention, volatile or unmodified silicones, modified or not, natural or synthetic, anionic, amphoteric, zwitterionic, non-ionic or cationic thickeners, associative or not, non-polymeric thicken
• additives are present in the composition according to the invention in an amount ranging from 0 to 20% by weight relative to the total weight of the composition.
• a class of preferred additives is constituted by styling polymers, and in particular polymers with a polysiloxane skeleton grafted with hydrocarbon units, and preferably acrylic units.
• Another class is constituted by cationic polymers with vinyllactam units.
• the cosmetic compositions according to the invention can be in the form of fluid or thickened liquids, gels, creams, foams, single emulsions or multiple emulsions.
• They can be used, for example, as shampoos, rinsed treatments, deep care masks, shower gels, lotions or creams for treating the scalp.
• the present invention also relates to a method of cosmetic treatment of keratin materials which consists in applying an effective amount of a cosmetic composition as described above, to the keratin materials, to effect a possible rinsing after a possible exposure time.
• the composition can be used as a shampoo.
• composition A is a composition according to the invention, while composition B is a composition of the prior art.
• the two compositions are applied to the hair and rinsed.
• composition A according to the invention On wet hair, better detachment of the roots is observed and a contribution of lightness with composition A according to the invention.

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• 2000
  • 2000-10-13 FR FR0013172A patent/FR2815251B1/fr not_active Expired - Fee Related
• 2001
  • 2001-10-08 US US10/398,893 patent/US20040047821A1/en not_active Abandoned
  • 2001-10-08 AT AT01976374T patent/ATE326940T1/de not_active IP Right Cessation
  • 2001-10-08 JP JP2002533815A patent/JP2004510797A/ja active Pending
  • 2001-10-08 BR BR0114613-0A patent/BR0114613A/pt not_active IP Right Cessation
  • 2001-10-08 AU AU2001295668A patent/AU2001295668A1/en not_active Abandoned
  • 2001-10-08 EP EP01976374A patent/EP1324739B1/fr not_active Expired - Lifetime
  • 2001-10-08 ES ES01976374T patent/ES2260292T3/es not_active Expired - Lifetime
  • 2001-10-08 WO PCT/FR2001/003090 patent/WO2002030370A1/fr not_active Ceased
  • 2001-10-08 DE DE60119946T patent/DE60119946T2/de not_active Expired - Lifetime

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