Astringent dentifrice

A - Human Necessities – 61 – K

Patent

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A61K 8/21 (2006.01) A61K 8/25 (2006.01) A61K 8/27 (2006.01) A61K 8/73 (2006.01) A61Q 11/00 (2006.01)

Patent

CA 1260839

ASTRINGENT DENTIFRICE ABSTRACT Astringent dentifrice containing a water-soluble zinc salt and a hydrous silica gel polishing agent compatible and substantially non-reactive with the zinc salt. The astringent dentifrice may additionally contain alkali metal monofluorophosphate, alkali metal carboxymethyl cellulose or combinations thereof, each of which is substantially non-reactive with the zinc salt and the hydrous silica gel.

495884

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