Use of hydrofluoroethers as agents for dissolving aromatic...

A - Human Necessities – 61 – K

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A61K 8/70 (2006.01)

Patent

CA 2311769

The invention concerns a cosmetic composition comprising at least an aromatic compound and at least an agent for dissolving said aromatic compound, characterised in that said dissolving agent consists of perfluorinated hydrofluoroether preferably having a total number of carbon atoms not less than 5 and consisting of a perfluoroalkane chain, branched or not, cyclized or not, bound to an alkoxy group, said alkoxy group having a number of atom(s) between 1 and 7, said hydrofluoroether having a boiling point in atmospheric pressure ranging between +15 ~C and +100 ~C. The invention enables the replacement of ethanol conventionally used in cosmetic compositions by at least one hydrofluoroether compound.

L'invention concerne une composition cosmétique comprenant au moins un composé aromatique et au moins un agent de dissolution dudit composé aromatique caractérisée en ce que ledit agent de dissolution est constitué par un hydrofluoroéther perfluoré présentant préférentiellement un nombre total d'atomes de carbone égal ou supérieur à 5 et constitué par une chaîne perfluoroalcane, ramifiée ou non, cyclisée ou non, aromatique ou non, liée à un groupement alkoxy, ledit groupement alkoxy présentant un nombre d'atome(s) de carbone compris entre 1 et 7, ledit hydrofluoroéther présentant une température d'ébullition à la pression atmosphérique comprise entre +15 ·C et +100 ·C. L'invention permet de remplacer l'éthanol classiquement utilisé dans les compositions cosmétiques par au moins un composé hydrofluoroéther.

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