Dissolvable hydrogen peroxide teeth whitening strip or film
AssigneeBsolve Limited
InventorsJohn Edward Cullen, Mark Alexander Livingstone, Melanie Macfarlane, Robert Crichton
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Abstract
There is herein described a teeth whitening strip or film. In particular, the present invention relates to a dissolvable or substantially dissolvable hydrogen peroxide (H2O2) teeth whitening strip or film comprising a concentration of hydrogen peroxide (H2O2) at or above 10 wt. % of the strip or film. There is also described a process for the manufacture of a dissolvable or substantially dissolvable tooth whitening strip or film along with the method of using a strip or film comprising a concentration of hydrogen peroxide (H2O2) at or above 10 wt. % of the strip or film to whiten and/or bleach teeth.
Claims23
A teeth whitening strip or film comprising:
- at least one or a combination of polyvinylpyrrolidone (PVP) polymers wherein the amount of the polyvinylpyrrolidone (PVP) polymers is greater than 55 wt. % of the film or strip;
- an amount of at least 10 wt. % hydrogen peroxide (H2O2);
- and
- at least one or a combination of polycarbophils in an amount of 1-5 wt. %;
- wherein the teeth whitening strip or film dissolves in a person's mouth in 15-30 minutes.
Dependencies are inferred from the claim text.