Compositions containing select solid polyol fatty acid...

A - Human Necessities – 61 – K

Patent

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Details

A61K 8/81 (2006.01) A61K 8/37 (2006.01) A61K 8/85 (2006.01) A61Q 5/00 (2006.01) A61Q 19/00 (2006.01) A61Q 19/10 (2006.01)

Patent

CA 2289696

Disclosed are compositions suitable for topical application to human hair or skin, which comprise a combination of a solid polyol fatty acid polyester having a melting point of from about 30 ~C to about 80 ~C, and a liquid oil other than a solid polyol fatty acid polyester having a melting point of less than about 30 ~C to about - 30 ~C, wherein said solid polyol fatty acid polyester has a polyol moiety and at least 1 fatty acid moiety, the polyol moiety having at least 4 free hydroxyl groups wherein at least 60 % of these free hydroxy groups are esterified with one or more fatty acid moieties having from about 8 to about 22 carbon atoms. The composition preferably further comprises a topical carrier for the liquid polyol fatty acid polyester and solid oil combination. The composition provides effective emolliency and aesthetic benefits.

L'invention concerne des compositions aptes à une application locale sur les cheveux humains ou la peau humaine, lesquelles comprennent une combinaison d'un polyester solide à polyols et acides gras présentant un point de fusion compris entre environ 30 ·C et environ 80 ·C, et une huile liquide autre qu'un polyester solide à polyols et acides gras ayant un point de fusion inférieur à environ 30 ·C jusqu'à environ - 30 ·C, combinaison dans laquelle ledit polyester solide à polyols et acides gras présente une fraction polyols et au moins une fraction acides gras, la fraction polyols ayant au moins 4 groupes hydroxyle libres dont au moins 60 % de ces groupes hydroxyle libres sont estérifiés avec une ou plusieurs fractions d'acides gras comportant environ 8 à environ 22 atomes de carbone. La composition comprend également de préférence un excipient local destiné à la combinaison du polyester liquide à polyols et acides gras et de l'huile solide. La composition présente des caractéristiques émollientes efficaces et des avantages esthétiques.

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