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US 6,387,857 B2Granted
Personal cleansing compositions containing high levels of humectants
AssigneeUnilever Home & Personal Care USA, Division of Conopco, Inc.
InventorsJohn George Chambers, Phillip Moore
Life of this patent
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Abstract
A personal wash liquid composition which comprises 10 to 40% of one or more anionic surfactants, 30 to 50% of one or more humectants, and less than 55% water, characterized in that the water activity of the product is less than 0.9. Compositions according to the invention have been found to have self-preserving properties.
Claims3
A foaming personal wash liquid composition comprising:
- (a) 10% to 40% of one or more anionic surfactant;
- (b) a cosurfactant comprising amphoteric surfactant;
- (c) 30 to 50% of one or more humectants selected from the group consisting of glycerol, sorbitol, mono- or oligomeric sugar and mixtures thereof;
- (d) 24% to 55% water;
- wherein the water activity of the product is less than 0.9;
- wherein said composition is free of antimicrobial and/or antibacterial agent;
- and wherein the ratio of anionic surfactant to cosurfactant is greater than or equal to 1:1.
4 more elements
Dependencies are inferred from the claim text.