A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 8/27 (2006.01) A61K 8/35 (2006.01) A61Q 17/04 (2006.01)
Patent
CA 2266403
The present invention relates to compositions which are useful for providing protection to the skin of humans from the harmful effects of ultraviolet radiation. In particular the present invention relates to compositions having improved chemical, physical, and photostability. These compositions comprise from about 0.1 % to about 10 % of a dibenzoylmethane sunscreen compound, from about 0.1 % to about 20 % of a surface-treated zinc oxide, and a carrier suitable for application to the skin.
La présente invention se rapporte à des compositions conçues pour protéger la peau de sujets humains des effets néfastes du rayonnement ultraviolet. L'invention se rapporte notamment à des compositions présentant des caractéristiques chimiques et physiques améliorées ainsi qu'une photostabilité améliorée. Ces compositions comportent de 0,1 % environ à 10 % environ d'un composé filtre solaire de dibenzoylméthane, de 0,1 % environ à 20 % environ d'un oxyde de zinc traité en surface, ainsi qu'un excipient adapté à l'application cutanée.
Hertz Patricia Ritenour
Irwin Christopher
O'donoghue Margaret Ann
Tanner Paul Robert
Gowling Lafleur Henderson Llp
The Procter & Gamble Company
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