Cosmetic composition comprising spiculisporic acid and at least one surfactant

Abstract

The present invention relates to a cosmetic composition comprising, in a physiologically acceptable medium: an aqueous phase, spiculisporic acid, at least one non-sulfate and non-sulfonate surfactant, and at least one base, wherein the ratio R 1 of number of moles of base over the number of moles of spiculisporic acid is strictly greater than 1.

1 . A cosmetic composition comprising, in a physiologically acceptable medium:
 an aqueous phase,   spiculisporic acid,   at least one non-sulfate and non-sulfonate surfactant, and   at least one base,   wherein the ratio R 1  of the number of moles of base over the number of moles of spiculisporic acid is strictly greater than 1.   
     
     
         2 . The cosmetic composition according to  claim 1 , wherein the ratio R 1  is strictly greater than 1 and less than or equal to 2.5. 
     
     
         3 . The cosmetic composition according to  claim 1 , wherein the ratio R 2  of the mass of spiculisporic acid over the mass of surfactant(s) is less than or equal to 12.5. 
     
     
         4 . The cosmetic composition according to  claim 1 , wherein the surfactant is selected from the group consisting of amphoteric surfactants, anionic surfactants, non-ionic surfactants, cationic surfactants and mixtures thereof. 
     
     
         5 . The cosmetic composition according to  claim 1 , wherein the surfactant is selected from the group consisting of non-sulfate and
 non-sulfonate anionic surfactants, amphoteric surfactants and non-ionic surfactants.   
     
     
         6 . The cosmetic composition according to  claim 4 , wherein the surfactant is an amphoteric surfactant selected from the group consisting of: (C8-C20)alkylbetaines, sulfobetaines, (C8-C20)alkylsulfobetaines, (C8-C20)alkylamido(C1-C6)alkylbetaines, (C8-C20)alkylamido(C1-C6)alkylsulfobetaines, amino acids, (C8-C20)alkyl polyaminocarboxylates, (C8-C20)alkylamphoacetates, (C8-C20)alkylamphodiacetates, lecithins, salts thereof, and mixtures thereof. 
     
     
         7 . The cosmetic composition according to  claim 6 , wherein the amphoteric surfactant is selected from the group consisting of cocoyl betain, cocamidopropylbetain, disodium cocoamphodiacetate, sodium cocoamphoacetate and mixtures thereof. 
     
     
         8 . The cosmetic composition according to  claim 4 , wherein the surfactant is an anionic surfactant selected from the group consisting of anionic derivatives of proteins of vegetable origin, amino acids, (C6-C30)acylaminoacids, phosphates and (C6-C30)alkylphosphates, anionic (C8-C24)alkyl polyglucosides, soaps ((C8-C30)fatty acid salts), derivatives of soybean oil, lactic acid derivatives, glycyrrhizic acids or lipopeptides, salts thereof and mixtures thereof. 
     
     
         9 . The cosmetic composition according to  claim 8 , wherein the anionic surfactant is selected from the group consisting of disodium cocoyl glutamate, sodium lauryl sarcosinate and mixtures thereof. 
     
     
         10 . The cosmetic composition according to  claim 4 , wherein the surfactant is a non-ionic surfactant selected from the group consisting of (C6-C30)alkyl polyglucosides, (C6-C30)alkylpolypentosides, (C6-C30)alkylpolyxylosides, maltose (C6-C30)esters, sucrose (C6-C30)esters, polyglycerol (C6-C30)fatty acids, oxyalkylene sugar esters, esters of (C6-C30)fatty acid and polyethylene glycol, esters of (C6-C30)fatty acid and sorbitan, derivatives of glucamine, and mixtures thereof. 
     
     
         11 . The cosmetic composition according to  claim 10 , wherein the non-ionic surfactant is selected from the group consisting of decyl glucoside, coco-glucoside, sucrose laurate, sorbitol, polyoxyethylene (20 EO) sorbitan monolaurate (Polysorbate 20), and mixtures thereof. 
     
     
         12 . The cosmetic composition according to  claim 1 , wherein the base is selected from the group consisting of arginine, triethanolamine, potassium hydroxide, sodium hydroxide and mixtures thereof. 
     
     
         13 . The cosmetic composition according to  claim 1 , wherein spiculisporic acid is present in a content ranging from 0.1% to 15% by mass based on the total mass of said composition. 
     
     
         14 . The cosmetic composition according to  claim 1 , wherein the total content of surfactant(s) ranges from 0.1% to 30% by mass based on the total mass of said composition. 
     
     
         15 . A non-therapeutic cosmetic use of a cosmetic composition according to  claim 1 , as a makeup, hygiene, cleansing and/or care product for the skin and/or the hair. 
     
     
         16 . A non-therapeutic cosmetic method for makeup, hygiene, cleansing and/or care of the skin and/or of the hair comprising a step for applying on the skin at least one layer of a composition according to  claim 1 . 
     
     
         17 . The cosmetic composition according to  claim 2 , wherein the ratio R 2  of the mass of spiculisporic acid over the mass of surfactant(s) is less than or equal to 12.5. 
     
     
         18 . The cosmetic composition according to  claim 2 , wherein the surfactant is selected from the group consisting of amphoteric surfactants, anionic surfactants, non-ionic surfactants, cationic surfactants and mixtures thereof. 
     
     
         19 . The cosmetic composition according to  claim 3 , wherein the surfactant is selected from the group consisting of amphoteric surfactants, anionic surfactants, non-ionic surfactants, cationic surfactants and mixtures thereof. 
     
     
         20 . The cosmetic composition according to  claim 2 , wherein the surfactant is selected from the group consisting of non-sulfate and non-sulfonate anionic surfactants, amphoteric surfactants and non-ionic surfactants.