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US 7,531,497 B2Granted
Personal care composition containing a cleansing phase and a benefit phase
AssigneeThe Procter & Gamble Company
InventorsSanjeev Midha, Robert Lee Wells, Bryan Gabriel Comstock, James Merle Heinrich, Michael Frederick Niebauer
Life of this patent
Estimating the term…
Abstract
Personal care compositions comprising a cleansing phase and a benefit phase. These products are intended to provide a multi-phase personal care composition that is packaged in physical contact while remaining stable and providing improved in-use and after-use hair and skin benefits.
Claims18
A multi-phase personal care composition comprising:
- a) at least one visibly clear cleansing phase comprising:
- at least one surfactant selected from the group consisting of alkyl and alkyl ether sulfates;
- and
- at least one thickener, wherein said thickener is selected from polymeric thickeners;
- and
- b) at least one opaque aqueous benefit phase comprising:
- a thickener mixture of a fatty acid and trihydroxystearin;
- and at least one benefit agent selected from the group consisting of styling polymers, silicones, crosslinked silicone elastomers, peralkylene hydrocarbons, and hair coloring agents or dyes;
- wherein said at least one cleansing phase and said at least one benefit phase are visually distinct phases that are packaged in physical contact with one another;
- and
- wherein said cleansing phase and said benefit phase form a visible pattern or arrangement that is unchanged for a period of at least about 180 days, when said cleansing phase and said benefit phase sit undisturbed in physical contact with one another at ambient conditions.
8 more elements
Dependencies are inferred from the claim text.