Method for straightening keratinous fibers using heating means and an aromatic compound

Abstract

The invention concerns a method for straightening keratinous fibers including: (i) a step of applying on the keratinous fibers a hair straightening composition containing at least one polyhydroxylated aromatic compound, (ii) a step of increasing the temperature of the keratinous fibers, using heating means, to a temperature ranging between 110 and 250° C.

1 - 11 . (canceled) 
     
     
         12 . A process for relaxing keratin fibers, comprising:
 applying to the keratin fibers a hair-relaxing composition comprising at least one polyhydroxylated aromatic compound, wherein the pH of said hair-relaxing composition is less than or equal to 9, and   heating the keratin fibers to a temperature ranging from 110° C. to 250° C., wherein the polyhydroxylated aromatic compound is not chosen from:   4,5-diamino-2,6-dihydroxypyrimidine,   2,4-dihydroxypyrimidine-5-carboxylic acid,   2,4-dihydroxy-6-methylpyrimidine,   dihydroxyorotic acid, and   2,4,5-trihydroxypyrimidine.   
     
     
         13 . A process according to  claim 12 , wherein said keratin fibers are heated to a temperature ranging from 120° C. to 220° C. 
     
     
         14 . A process according to  claim 13 , wherein said keratin fibers are heated to a temperature ranging from 140° C. to 220° C. 
     
     
         15 . A process according to  claim 12 , wherein the hair-relaxing composition is applied to wet keratin fibers. 
     
     
         16 . A process according to  claim 12 , wherein the keratin fibers are partially predried. 
     
     
         17 . A process according to  claim 12 , wherein the molar concentration of the at least one polyhydroxylated aromatic compound ranges from 1 to 8 M. 
     
     
         18 . A process according to  claim 17 , wherein the molar concentration of the at least one polyhydroxylated aromatic compound ranges from 1 to 4 M. 
     
     
         19 . A process according to  claim 17 , wherein the molar concentration of the at least one polyhydroxylated aromatic compound ranges from 1.5 to 3 M. 
     
     
         20 . A process according to  claim 12 , wherein the pH of the hair-relaxing composition is less than or equal to 7. 
     
     
         21 . A process according to  claim 12 , wherein the at least one polyhydroxylated aromatic compound corresponds to the formula (I): 
       
         
           
           
               
               
           
         
         wherein:
 R 1 , R 2 , R 3 , and R 4 , which may be identical or different are chosen from: H, F, Cl, Br, OH, OCH 3 , OEt, CHO, COCH 3 , COOH, CH 2 NH 2 , CH 2 CH 2 NH 2 , CH 2 OH, CH 2 CH 2 OH, CH 2 COCH 3 , CH 2 COOH, CH 2 CH 2 COOH, CH 2 CONH 2 , CHOH—CH 2 OH, —CH(NH 2 )COOH, NHCOCH 3 , COCH 2 CH 3 , CONH 2 , and a linear or branched C 1 -C 5  alkyl radical 
 
         when the two OH radicals are in a meta position and when R 1 , R 2 , and R 3  represent a hydrogen atom, R 4  may also represent NH 2 , and the stereoisomers, and organic or mineral salts thereof. 
       
     
     
         22 . A process according to  claim 21 , wherein the compound of formula (I) is chosen from:
 catechol,   resorcinol,   4-methylcatechol,   3-methylcatechol,   2-methylresorcinol,   5-methylresorcinol,   4-methylresorcinol,   pyrogallol,   1,2,4-trihydroxybenzene,   phloroglucinol,   3-fluorocatechol,   4-fluorocatechol,   4-fluororesorcinol,   2,3-dihydroxybenzaldehyde,   3,4-dihydroxybenzaldehyde,   2,4-dihydroxybenzaldehyde,   3,5-dihydroxybenzaldehyde,   4-ethylcatechol,   4-ethylresorcinol,   2,5-dimethylresorcinol,   4,5-dimethylresorcinol,   2,4-dimethyl-1,3-benzenediol,   3,4-dihydroxybenzylamine,   3,5-dihydroxybenzylamine,   3-methoxycatechol,   5-methylpyrogallol,   3,4-dihydroxybenzyl alcohol,   5-methoxyresorcinol,   2,4,6-trihydroxytoluene,   3,5-dihydroxybenzyl alcohol,   2-methoxyresorcinol,   5-methylpyrogallol,   4-methoxyresorcinol,   3,5-dihydroxytoluene monohydrate,   4-chlorocatechol,   3-chlorocatechol,   4-chlororesorcinol,   2-chlororesorcinol,   3′,4′-dihydroxyacetophenone,   2′,3′-dihydroxyacetophenone,   2′,6′-dihydroxyacetophenone,   2′,4′-dihydroxyacetophenone,   3′,5′-dihydroxyacetophenone,   2,6-dihydroxy-4-methylbenzaldehyde,   3-isopropylcatechol,   4-isopropylcatechol,   4-propylresorcinol,   2,4-dihydroxy-1,3,5-trimethylbenzene,   3,4-dihydroxybenzamide,   3,5-dihydroxybenzamide,   2,6-dihydroxybenzamide,   2,4-dihydroxybenzamide,   3-hydroxytyramine,   2,3-dihydroxybenzoic acid,   3,4-dihydroxybenzoic acid,   2,4-dihydroxybenzoic acid,   2,6-dihydroxybenzoic acid,   3,5-dihydroxybenzoic acid,   2,3,4-trihydroxybenzaldehyde,   2,4,6-trihydroxybenzaldehyde,   3,4,5-trihydroxybenzaldehyde,   2,4,5-trihydroxybenzaldehyde,   2-(3,4-dihydroxyphenyl)ethanol,   2,4,6-trihydroxy-1,3-dimethylbenzene,   2,6-dihydroxy-4-methylbenzyl alcohol,   2-fluoro-3,4-dihydroxybenzaldehyde,   3,4-dihydroxy-6-fluorobenzaldehyde,   2-methoxyphloroglucinol,   3,5-dihydroxyanisole hydrate,   4-aminoresorcinol hydrochloride,   2-aminoresorcinol hydrochloride,   5-aminobenzene-1,3-diol hydrochloride,   phloroglucinol dihydrate,   3′,4′-dihydroxypropiophenone,   3,4-dihydroxyphenylacetone,   (2,3-dihydroxyphenyl)acetone,   2′,4′-dihydroxypropiophenone,   2′,4′-dihydroxy-3′-methylacetophenone,   (2,4-dihydroxyphenyl)acetone,   (3,5-dihydroxyphenyl)acetone,   2,6-dihydroxy-4′-methylacetophenone,   4-tert-butylcatechol,   4-N-butylresorcinol,   2,4-diethyl-1,3-benzenediol,   3,4-dihydroxyphenylacetamide,   3-hydroxyacetaminophen,   2′,3′,4′-trihydroxyacetophenone,   3,4-dihydroxyphenylacetic acid,   2,3-dihydroxy-4-methoxybenzaldehyde,   3,4-dihydroxy-5-methoxybenzaldehyde,   2′,3′,4′-trihydroxyacetophenone,   2′,4′,6′-trihydroxyacetophenone,   3,5-dihydroxy-4-methylbenzoic acid,   2,6-dihydroxy-4-methylbenzoic acid,   2,4-dihydroxy-6-methylbenzoic acid,   3,5-dihydroxyphenylacetic acid,   2-ethyl-5-methoxybenzene-1,3-diol,   3,4,5-trihydroxybenzamide,   4-amino-3,5-dihydroxybenzoic acid,   2,3,4-trihydroxybenzoic acid,   2,3,4-trihydroxybenzoic acid,   gallic acid,   2,4,6-trihydroxybenzoic acid,   3,4-dihydroxyphenyl glycol,   1,2-dihydroxy-4,5-dimethoxybenzene,   3,5-dihydroxyacetophenone monohydrate,   3,4-dihydroxybenzoic acid monohydrate,   3,4,5-trihydroxybenzaldehyde,   hexahydroxybenzene,   3,5-dihydroxybenzylamine hydrochloride,   4,6-diaminoresorcinol hydrochloride,   4,5-dichlorocatechol,   3,5-dichlorocatechol,   4,6-dichlororesorcinol,   2′,4′-dihydroxy-3′-methylpropiophenone,   1-(3-ethyl-2,6-dihydroxyphenyl)ethan-1-one,   3-(3,4-dihydroxyphenyl)propionic acid,   (2,3,4-trihydroxyphenyl)acetone,   (2,4,5-trihydroxyphenyl)acetone,   (3,4,5-trihydroxyphenyl)acetone,   2′,6′-dihydroxy-4′-methoxyacetophenone,   1-(2,6-dihydroxy-3-methoxyphenyl)ethan-1-one,   3(2,4-dihydroxyphenylpropionic acid,   2,4-dihydroxy-3,6-dimethylbenzoic acid,   (2,3,4-trihydroxyphenyl)acetone,   (2,4,5-trihydroxyphenyl)acetone,   (2,4,6-trihydroxyphenyl)acetone,   (3,4,5-trihydroxyphenyl)acetone,   3,4-dihydroxymandelic acid,   5-hydroxyisovanillic acid,   3,4,5-trihydroxybenzamide hydrate, and   4-bromocatechol,   and the stereoisomers and organic or mineral salts thereof.   
     
     
         23 . A process according to  claim 21 , wherein the compound of formula (I) is chosen from:
 resorcinol,   2-methylresorcinol,   5-methylresorcinol,   4-methylresorcinol,   pyrogallol,   1,2,4-trihydroxybenzene,   4-ethyl resorcinol,   2,5-dimethylresorcinol,   4,5-dimethylresorcinol,   2,4-dimethyl-1,3-benzenediol,   3,4-dihydroxybenzylamine,   3,5-dihydroxybenzylamine,   5-methylpyrogallol,   3,4-dihydroxybenzyl alcohol,   5-methoxyresorcinol,   2,4,6-trihydroxytoluene,   3,5-dihydroxybenzyl alcohol,   2-methoxyresorcinol,   5-methylpyrogallol,   4-methoxyresorcinol,   3,5-dihydroxytoluene monohydrate,   4-propylresorcinol,   2,4-dihydroxy-1,3,5-trimethylbenzene,   3,4-dihydroxybenzamide,   3,5-dihydroxybenzamide,   2,6-dihydroxybenzamide,   2,4-dihydroxybenzamide,   3-hydroxytyramine,   2,3-dihydroxybenzoic acid,   3,4-dihydroxybenzoic acid,   2,6-dihydroxybenzoic acid,   3,5-dihydroxybenzoic acid,   2-(3,4-dihydroxyphenyl)ethanol,   2,4,6-trihydroxy-1,3-dimethylbenzene,   2,6-dihydroxy-4-methylbenzyl alcohol,   2-methoxyphloroglucinol,   3,5-dihydroxyanisole hydrate,   4-aminoresorcinol hydrochloride,   2-aminoresorcinol hydrochloride,   5-aminobenzene-1,3-diol hydrochloride,   phloroglucinol dihydrate,   2,4-diethyl-1,3-benzenediol,   3,4-dihydroxyphenylacetamide,   3,4-dihydroxyphenylacetic acid,   3,5-dihydroxy-4-methylbenzoic acid,   2,6-dihydroxy-4-methylbenzoic acid,   2,4-dihydroxy-6-methylbenzoic acid,   3,5-dihydroxyphenylacetic acid,   2-ethyl-5-methoxybenzene-1,3-diol,   3,4,5-trihydroxybenzamide,   4-amino-3,5-dihydroxybenzoic acid,   3,4-trihydroxybenzoic acid,   gallic acid,   2,4,6-trihydroxybenzoic acid,   DL-3,4-dihydroxyphenyl glycol,   1,2-dihydroxy-4,5-dimethoxybenzene,   3,4-dihydroxybenzoic acid monohydrate,   hexahydroxybenzene,   3,5-dihydroxybenzylamine hydrochloride,   sodium γ-resorcylate,   sodium β-resorcylate,   4,6-diaminoresorcinol hydrochloride,   3-(3,4-dihydroxyphenyl)propionic acid,   2,4-dihydroxy-3,6-dimethylbenzoic acid,   DL-3,4-dihydroxymandelic acid,   hydroxyisovanillic acid,   3,4,5-trihydroxybenzamide acid hydrate, and   gallic acid monohydrate,   and the stereoisomers and organic or mineral salts thereof.   
     
     
         24 . A process for relaxing keratin fibers, comprising:
 applying to the keratin fibers a hair-relaxing composition comprising resorcinol, wherein the pH of said hair-relaxing composition is less than or equal to 9, and heating the keratin fibers to a temperature ranging from 110° C. to 250° C.   
     
     
         25 . A kit comprising at least:
 one heating apparatus that provides a temperature ranging from 110° C. to 250° C.,   at least one hair-relaxing composition comprising at least one polyhydroxylated aromatic compound, wherein the pH of said hair-relaxing composition is less than or equal to 9, and   wherein the polyhydroxylated aromatic compound is not chosen from:   4,5-diamino-2,6-dihydroxypyrimidine, and   2,4-dihydroxypyrimidine-5-carboxylic acid.   
     
     
         26 . A kit according to  claim 25 , wherein the at least one hair-relaxing composition comprises at least one polyhydroxylated aromatic compound chosen from:
 catechol,   resorcinol,   4-methylcatechol,   3-methylcatechol,   2-methylresorcinol,   5-methylresorcinol,   4-methylresorcinol,   pyrogallol,   1,2,4-trihydroxybenzene,   phloroglucinol,   3-fluorocatechol,   4-fluorocatechol,   4-fluororesorcinol,   2,3-dihydroxybenzaldehyde,   3,4-dihydroxybenzaldehyde,   2,4-dihydroxybenzaldehyde,   3,5-dihydroxybenzaldehyde,   4-ethylcatechol,   4-ethylresorcinol,   2,5-dimethylresorcinol,   4,5-dimethylresorcinol,   2,4-dimethyl-1,3-benzenediol,   3,4-dihydroxybenzylamine,   3,5-dihydroxybenzylamine,   3-methoxycatechol,   5-methylpyrogallol,   3,4-dihydroxybenzyl alcohol,   5-methoxyresorcinol,   2,4,6-trihydroxytoluene,   3,5-dihydroxybenzyl alcohol,   2-methoxyresorcinol,   5-methylpyrogallol,   4-methoxyresorcinol,   3,5-dihydroxytoluene monohydrate,   4-chlorocatechol,   3-chlorocatechol,   4-chlororesorcinol,   2-chlororesorcinol,   3′,4′-dihydroxyacetophenone,   2′,3′-dihydroxyacetophenone,   2′,6′-dihydroxyacetophenone,   2′,4′-dihydroxyacetophenone,   3′,5′-dihydroxyacetophenone,   2,6-dihydroxy-4-methylbenzaldehyde,   3-isopropylcatechol,   4-isopropylcatechol,   4-propylresorcinol,   2,4-dihydroxy-1,3,5-trimethylbenzene,   3,4-dihydroxybenzamide,   3,5-dihydroxybenzamide,   2,6-dihydroxybenzamide,   2,4-dihydroxybenzamide,   3-hydroxytyramine,   2,3-dihydroxybenzoic acid,   3,4-dihydroxybenzoic acid,   2,4-dihydroxybenzoic acid,   2,6-dihydroxybenzoic acid,   3,5-dihydroxybenzoic acid,   2,3,4-trihydroxybenzaldehyde,   2,4,6-trihydroxybenzaldehyde,   3,4,5-trihydroxybenzaldehyde,   2,4,5-trihydroxybenzaldehyde,   2-(3,4-dihydroxyphenyl)ethanol,   2,4,6-trihydroxy-1,3-dimethylbenzene,   2,6-dihydroxy-4-methylbenzyl alcohol,   2-fluoro-3,4-dihydroxybenzaldehyde,   3,4-dihydroxy-6-fluorobenzaldehyde,   2-methoxyphloroglucinol,   3,5-dihydroxyanisole hydrate,   4-aminoresorcinol hydrochloride,   2-aminoresorcinol hydrochloride,   5-aminobenzene-1,3-diol hydrochloride,   phloroglucinol dihydrate,   3′,4′-dihydroxypropiophenone,   3,4-dihydroxyphenylacetone,   (2,3-dihydroxyphenyl)acetone,   2′,4′-dihydroxypropiophenone,   2′,4′-dihydroxy-3′-methylacetophenone,   (2,4-dihydroxyphenyl)acetone,   (3,5-dihydroxyphenyl)acetone,   2,6-dihydroxy-4′-methylacetophenone,   4-tert-butylcatechol,   4-N-butylresorcinol,   2,4-diethyl-1,3-benzenediol,   3,4-dihydroxyphenylacetamide,   3-hydroxyacetaminophen,   2′,3′,4′-trihydroxyacetophenone,   3,4-dihydroxyphenylacetic acid,   2,3-dihydroxy-4-methoxybenzaldehyde,   3,4-dihydroxy-5-methoxybenzaldehyde,   2′,3′,4′-trihydroxyacetophenone,   2′,4′,6′-trihydroxyacetophenone,   3,5-dihydroxy-4-methylbenzoic acid,   2,6-dihydroxy-4-methylbenzoic acid,   2,4-dihydroxy-6-methylbenzoic acid,   3,5-dihydroxyphenylacetic acid,   2-ethyl-5-methoxybenzene-1,3-diol,   3,4,5-trihydroxybenzamide,   4-amino-3,5-dihydroxybenzoic acid,   2,3,4-trihydroxybenzoic acid,   2,3,4-trihydroxybenzoic acid,   gallic acid,   2,4,6-trihydroxybenzoic acid,   3,4-dihydroxyphenyl glycol,   1,2-dihydroxy-4,5-dimethoxybenzene,   3,5-dihydroxyacetophenone monohydrate,   3,4-dihydroxybenzoic acid monohydrate,   3,4,5-trihydroxybenzaldehyde,   hexahydroxybenzene,   3,5-dihydroxybenzylamine hydrochloride,   4,6-diaminoresorcinol hydrochloride,   4,5-dichlorocatechol,   3,5-dichlorocatechol,   4,6-dichlororesorcinol,   2′,4′-dihydroxy-3′-methylpropiophenone,   1-(3-ethyl-2,6-dihydroxyphenyl)ethan-1-one,   3-(3,4-dihydroxyphenyl)propionic acid,   (2,3,4-trihydroxyphenyl)acetone,   (2,4,5-trihydroxyphenyl)acetone,   (3,4,5-trihydroxyphenyl)acetone,   2′,6′-dihydroxy-4′-methoxyacetophenone,   1-(2,6-dihydroxy-3-methoxyphenyl)ethan-1-one,   3(2,4-dihydroxyphenylpropionic acid,   2,4-dihydroxy-3,6-dimethylbenzoic acid,   (2,3,4-trihydroxyphenyl)acetone,   (2,4,5-trihydroxyphenyl)acetone,   (2,4,6-trihydroxyphenyl)acetone,   (3,4,5-trihydroxyphenyl)acetone,   3,4-dihydroxymandelic acid,   5-hydroxyisovanillic acid,   3,4,5-trihydroxybenzamide hydrate, and   4-bromocatechol,   and the stereoisomers and organic or mineral salts thereof.