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US 5,470,884 AGranted
Anti-acne compositions
AssigneeThe Procter & Gamble Company
InventorsAnn M. Corless, George E. Deckner, Bonnie J. Hall, Joseph A. Listro
Life of this patent
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Abstract
The present invention relates to anti-acne compositions having good efficacy, low skin irritation, and good physical and chemical stability. These compositions comprise a benzoyl peroxide, a wetting agent, water, a non-volatile emollient component which is a liquid at 25.degree. C. and which has a weighted arithmetic mean solubility parameter of less than or equal to about 7, and a water soluble or dispersible gelling agent.
Claims20
An anti-acne composition comprising:
- (a) from about 0.1% to about 20% benzoyl peroxide particles,
- (b) from about 0.01% to about 10% of a wetting agent,
- (c) from about 20% to about 99.74% water,
- (d) from about 0.1% to about 10% of a non-volatile emollient component which is a liquid at 25.degree. C. and which has a weighted arithmetic mean solubility parameter of less than or equal to about 7, and
- (e) from about 0.05% to about 5% of a water soluble or dispersible gelling agent.
2 more elements
Dependencies are inferred from the claim text.