Silica abrasive-free dentifrice composition
AssigneeGlaxo Group Limited
InventorsFrank Lippert, Robert Anthony Lucas
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Abstract
A dentifrice composition providing superior shine and polish, low RDA and effective whitening comprising a calcined aluminum oxide polishing agent, a water soluble condensed phosphate such as an alkali metal phosphate salt and an orally acceptable carrier or excipient is described. The composition is free of a silica abrasive.
Claims8
A method of whitening and polishing tooth enamel comprising administering a dentifrice composition comprising from 0.1% to 3.0% by weight of a calcined aluminium oxide polishing agent having a primary crystal size of <1 micron and comprising from 50% to 90% by weight of α-aluminium oxide and 10.0% to 50% by weight of γ-aluminium oxide, a sodium tripolyphosphate salt and an orally acceptable carrier or excipient;
- the composition being free of a silica abrasive.
Dependencies are inferred from the claim text.