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US 5,683,679 AGranted
Oral compositions containing peroxide with stable green colorant
AssigneeChesebrough-Pond's USA Co., Division of Conopco, Inc.
InventorVinay Sharma
Life of this patent
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Abstract
An oral composition is provided that includes a peroxide, a triphenylmethane class dye, a tartrazine class dye and a pharmaceutically acceptable carrier. Preferred embodiments of the dye system are FD&C Blue 1 and FD&C Yellow 5, in combination providing a green color. This green color is stable against degradation from the peroxide.
Claims8
An oral composition comprising:
- (i) from 0.01 to 10% by weight of a peroxide compound;
- (ii) from 0.00001 to 0.1% by weight of a triphenylmethane class dye which is FD&C Blue 1;
- (iii) from 0.00001 to 0.1% by weight of a tartrazine class dye which is FD&C Yellow 5, the triphenylmethane and tartrazine dyes being in an amount sufficient to provide a green color to the composition having good color brightness which will not degrade in storage alongside the peroxide compound;
- and
- (iv) from 0.1 to 99.9% by weight of a pharmaceutically acceptable carrier.
2 more elements
Dependencies are inferred from the claim text.