Composition to control mouth odor
AssigneeColgate-Palmolive Company
InventorMaria Corazon S. Gaffar
Life of this patent
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Abstract
A novel composition to prevent and control mouth odor, which is also effective in preventing calculus, plaque, caries and periodontal disease containing as the essential agent, a zinc-polymer combination formed by the reaction or interaction of a zinc compound with an anionic polymer containing carboxylic, sulfonic and/or phosphonic acid radicals.
Claims10
A non-astringent tasting oral composition to control mouth odor containing as the essential agent, a zinc-polymer complex having a pH of about 4.5 to 6, wherein said polymer is anionic, linear and contains ionizable carboxyl, sulfonic or phosphonic groups selected from the group consisting of
- 1. a copolymer of maleic anhydride with ethylene, or styrene, or isobutylene, or polymethyl vinyl ether, or polyethylvinyl ether, having recurring groups:
- ##STR8## wherein M and M.sub.1 are individually hydrogen, sodium, potassium or ammonium and may be the same or different, and X is ethylene, styrene, isobutylene, methylvinyl ether, and ethylvinyl ether,
- 2.
a polyacrylic acid and polyacrylates thereof having recurring groups:
- ##STR9## wherein M and M.sub.1 have the same meaning as above,
a polyitaconic acid and polyitaconates thereof having recurring groups:
- ##STR10## wherein M and M.sub.1 have the same meaning as above,
a polyolefin sulfonate having recurring groups:
- ##STR11## wherein M has the same meaning as above,
a polyvinyl phosphonate having recurring groups:
- ##STR12## wherein M and M.sub.1 have the same meaning as above,
Dependencies are inferred from the claim text.