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US 10,765,610 B2Granted
Oral care compositions containing potassium nitrate and peroxide
AssigneeThe Procter & Gamble Company
InventorsSanjeev Midha, Lawrence Edward Dolan
Life of this patent
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Abstract
An oral care composition containing a gel phase, potassium nitrate, a peroxide source, an abrasive, and a fluoride source. Phase separation is not visually perceptible in the oral care composition.
Claims8
A dentifrice composition comprising:
- a. a gel network phase comprising a cold dispersible fatty amphiphile and a secondary surfactant, wherein the cold dispersible fatty amphiphile comprises
- i. about 40%, by weight of the cold dispersible fatty amphiphile, of cetyl alcohol,
- ii. about 40%, by weight of the cold dispersible fatty amphiphile, of stearyl alcohol,
- iii. about 10%, by weight of the cold dispersible fatty amphiphile, of sodium lauryl sulfate, and
- iv. about 10%, by weight of the cold dispersible fatty amphiphile, of a sodium acrylate/sodium acryloyl dimethyl taurate copolymer;
- b. potassium nitrate;
- c. a peroxide source selected from the group consisting of hydrogen peroxide, urea peroxide, calcium peroxide, sodium peroxide, zinc peroxide, polyvinylpyrrolidone peroxide complex and combinations thereof;
- d. an abrasive;
- and
- e. a fluoride ion source selected from the group consisting of stannous fluoride, sodium fluoride, potassium fluoride, amine fluoride, sodium monofluorophosphate, indium fluoride, amine fluoride, and combinations thereof.
7 more elements
Dependencies are inferred from the claim text.