Tooth whitening substance
AssigneeThe Procter & Gamble Company
InventorsPaul Albert Sagel, Sue Ellen Bernheim, Lesle Marie Goodhart, Hooman Shahidi
Life of this patent
Estimating the term…
Abstract
The present invention relates to a product comprising tooth whitening substance which comprises a high concentration of water, a peroxide, a gelling agent, and carrier materials. The tooth whitening substance will remain stable when stored as a thin layer. The present invention also relates to a method of storage of a tooth whitening substance and a method producing a stable thin layer of tooth whitening substance on a strip of material. Additionally, the present invention relates to the benefits obtained from the tooth whitening composition.
Claims40
A tooth whitening product, comprising:
- a flexible strip of material which is conformable to tooth surfaces without permanent deformation;
- and
- a thin layer of a tooth whitening substance in contact with said flexible strip of material, wherein said tooth whitening substance comprises between 54.348% and 74.148% water, from about 0.1% to about 20% peroxide, an effective amount of a gelling agent to enable the tooth whitening substance to form said thin layer, and from about 0.1% to about 39% carrier materials.
A method of tooth whitening, comprising:
- inserting a flexible strip of material into a human user's mouth;
- conforming said flexible strip of material to tooth surfaces of said human user's mouth;
- and
- wherein said flexible strip of material has a thin layer of a tooth whitening substance in contact with said flexible strip of material and wherein said tooth whitening substance comprises between 54.348% and 74.148% water, from about 0.1% to about 20% peroxide, an effective amount of a gelling agent to enable the tooth whitening substance to form said thin layer, and from about 0.1% to about 39% carrier materials.
A method of tooth whitening, comprising:
- inserting a flexible strip of material into a human user's mouth;
- conforming said flexible strip of material to tooth surfaces of said human user's mouth without permanent deform;
- and
- wherein said flexible strip of material has a thin layer of a tooth whitening substance in contact with said flexible strip of material and wherein said tooth whitening substance comprises between 54.348% and 74.148% water, from about 0.1% to about 20% peroxide, an effective amount of a gelling agent to enable the tooth whitening substance to form said thin layer, and from about 0.1% to about 39% carrier materials.
Dependencies are inferred from the claim text.