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Unilever HPC Patents Stable

Published November 14, 2005
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Patent No. US 6,534,043 B2: Unilever Home & Personal Care (HPC) USA, Greenwich, CT, patented a dual-chambered oral composition. The first chamber has a composition with a pH range of 7.0 to 9.5 and the second has a composition with a pH adjusted by an acid compound. At least one of the compositions comprises a potassium ion releasable salt and a fluoride salt present in an effective amount to prevent oral cavities.

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