Chemical compositions for skin care emulsions and heavy duty...

A - Human Necessities – 61 – K

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A61K 8/34 (2006.01) A61K 8/36 (2006.01) A61K 8/41 (2006.01) A61Q 19/00 (2006.01)

Patent

CA 2733893

The present invention provides preservative compositions suitable for replacing, partially or in totality, conventional preservatives in skin care emulsions and heavy duty hand cleansers comprised of alternative molecular compounds than found in conventional preservative formulations. The preservative formulation for skin care formulations includes a fatty acid and/ or ester of fatty acid present in a concentration from about 0.01 wt./wt. % to about 90 wt./wt. % of the formulation, one or more alcohols in a concentration from about 0.01 to about 60 wt./wt. % of the formulation, and a chelating agent present in a concentration from about 0.01 to about 20 wt./wt. % of the blend.

La présente invention porte sur des compositions dagents de conservation appropriées pour le remplacement, en partie ou en totalité, des agents de conservation classiques dans des émulsions de soin de la peau et des détergents pour les mains à usage industriel constituées de composés moléculaires différents de ceux trouvés dans des préparations dagents de conservation classiques. La préparation dagent de conservation pour des préparations de soin de la peau comprend un acide gras et/ou un ester d'acide gras présent dans une concentration d'environ 0,01 % p/p à environ 90 % p/p de la préparation, un ou plusieurs alcools dans une concentration d'environ 0,01 % p/p à environ 60 % p/p de la préparation et un agent chélatant présent dans une concentration d'environ 0,01 à environ 20 % p/p du mélange.

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