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US 10,518,114 B2Granted
Stabilization of zinc oxide film in oral compositions
AssigneeColgate-Palmolive Company
InventorsPaloma Pimenta, Shira Pilch, James Masters, Betty Won
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Abstract
An oral care composition and method are described in which the composition includes a film or a plurality of film fragments entrained in a carrier. The film or plurality of film fragments comprises zinc oxide. The composition and methods provide benefits including increased stability and shelf-life ensuring the delivery and bioavailability of zinc oxide.
Claims3
An oral care composition comprising:
- 0.3 wt. % of film fragments comprising zinc oxide particles, said film fragments being entrained in an aqueous composition comprising:
- from 0.1% to 5% by weight of sodium lauryl sulfate;
- from 0.1% to 5% by weight of cocamidopropyl betaine;
- and
- from 2% to 3% by weight of polyethylene glycol 600;
- wherein all weight percentages are based on the total composition;
- wherein the composition provides an effective amount of zinc ions from 1000 ppm to 2000 ppm;
- and
- wherein the total amount of zinc ions are present in the composition for delivery to the tooth surface.
6 more elements
Dependencies are inferred from the claim text.