Personal Cleansers Patented by P&G
• Procter & Gamble Company has been awarded patent coverage related to personal cleansers. In US 8,084,407 B2, P&G has patented a mild, multiphase personal cleansing composition. It is comprised of a cleansing phase that contains a density modifier, an electrolyte, and a structured surfactant component that provides a total lather volume of at least about 600ml, the structured surfactant component comprising at least one surfactant; and, benefit phase that is substantially free of surfactants and substantially anhydrous. The density of the cleansing phase differs from the density of the benefit phase by less than 0.15 g/cm3.
In US patent No. 8,084,408 B2, the company has patented a striped liquid personal cleanser that delivers skin conditioning benefits to skin or hair. The method entails dispensing a personal cleansing composition onto an implement, applying the composition to the skin or hair and removing the composition. The composition is comprised of a first stripe comprising a cleansing phase comprising a surfactant and water; and at least one additional stripe comprising a benefit phase that contains a high internal phase emulsion. The cleansing phase and the benefit phase are packaged in physical contact.
In US Patent No. 8,080,503 B2, Procter & Gamble Company has patented a milled cleansing bar that is comprised of water; soap and inorganic salt comprising a mixture of magnesium sulfate and sodium tripolyphosphate or a mixture of tetrasodium pyrophosphate and sodium tripolyphosphate; and a component selected from the group consisting of: carbohydrate structurant; humectant; free fatty acid; synthetic surfactant; and mixtures thereof. A 1% solution of the cleansing bar dissolved in water has a pH of about 7 to about 12.
The cleansing bar composition has a water activity (Aw) of less than about 0.95.