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US 2017/0290753 A1Published application
Tooth desensitizing oral care compositions, devices, and methods
AssigneeThe Procter & Gamble Company
InventorsPaul Albert Sagel, Lan Ngoc Nguyen, Adam Michael Tunis
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Abstract
Desensitizing oral care composition useful for treating dentinal hypersensitivity, comprising potassium oxalate and methods of use thereof. Delivery systems including a strip of material and such oral care compositions for the treatment of dentinal hypersensitivity and methods of use thereof.
Claims20
A desensitizing oral care composition useful for treating dentinal hypersensitivity, comprising:
- a) at least 40%, by weight of the composition, of water;
- b) from about 0.01% to about 25%, by weight of the composition, of a desensitizing agent selected from oxalic acid, salts of oxalic acid, and mixtures thereof;
- c) from about 0.1% to about 30%, by weight of the composition, of an adhesive polymer thickener;
- d) from about 0.5% to about 40%, by weight of the composition, of a secondary structuring polymer thickener;
- e) optionally from about 10% to about 40%, by weight of the composition, of a humectant;
- and
- f) less than 0.1%, by weight of the composition, of abrasive;
- wherein the composition has a pH of less than 10;
- wherein the composition exhibits a delta angle value of less than about 35°;
- and
- wherein the complex modulus is according to Equation 1:
- Complex Modulus≧1700e(−0.05 Delta Angle) (Equation 1).
9 more elements
A desensitizing oral care composition useful for treating dentinal hypersensitivity, comprising:
- a) from about 50% to about 65%, by weight of the composition, of water;
- b) from about 1% to about 5%, by weight of the composition, of a desensitizing agent selected from oxalic acid, potassium salts of oxalic acid, and mixtures thereof;
- c) from about 0.5% to about 10%, by weight of the composition, of an adhesive polymer thickener;
- d) from about 1% to about 20%, by weight of the composition, of a secondary structuring polymer thickener;
- e) from about 25% to about 40%, by weight of the composition, of a humectant;
- and
- g) less than 0.1%, by weight of the composition, of abrasive.
4 more elements
Dependencies are inferred from the claim text.