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US 5,702,686 AGranted
Clear dentrifice gel for interdental brushes
AssigneeJohn O. Butler Company
InventorsKiyoshi Maekawa, Christina M. Calhoon
Life of this patent
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Abstract
A clear, mildly abrasive, low-viscosity dentrifice gel for use with twisted wire interdental brushes which comprises optimal humectant, silica abrasive and water concentration levels.
Claims18
A clear, mildly abrasive, low-viscosity dentrifice gel which can be safely swallowed for use with a twisted wire interdental brush comprising:
- a) from about 70% to about 85% of a humectant;
- b) from about 5% to about 15% of a silica dental abrasive having an average particle size of less than about 10 microns;
- c) from about 5% to about 15% of water;
- and
- d) from about 0.2% to about 5.0% of an emulsifier.
2 more elements
A clear, mildly abrasive, low-viscosity dentrifice gel which can be safely swallowed for use with a twisted wire interdental brush comprising:
- a) from about 70% to about 85% of a humectant;
- b) from about 5% to about 15% of a silica dental abrasive having an average particle size of less than about 10 microns;
- c) from about 5% to about 15% of water;
- d) from about 0.2% to about 5.0% of an emulsifier;
- and
- e) from about 0.05% to about 0.25% of a buffering agent to maintain the pH of the dentrifice gel in the range of about 6.5 to 7.5, said dentrifice gel having a low viscosity of less than 30,000 centipoises to allow the gel to sink into the interdental brush bristles.
3 more elements
Dependencies are inferred from the claim text.