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US 4,130,637 AGranted
Anti-plaque agents
AssigneeColgate-Palmolive Company
InventorRobert A. Bauman
Life of this patent
Estimating the term…
Abstract
Novel betaine compounds derived from higher alkyl dimethyl carboxylic acid quaternary ammonium compounds; the process of preparing said betaines; and compositions containing an effective antimicrobial amount of said betaines admixed with a pharmaceutical carrier. These compounds are effective in controlling dental plaque without producing an esthetically unacceptable discoloration of tooth surfaces.
Claims9
A non-staining, anti-plaque oral composition containing an effective antimicrobial amount of a betaine represented by the general formula:
- RN.sup.+ (CH.sub.3).sub.2 (CH.sub.2).sub.n COO.sup.-,
- wherein R is an alkyl group containing 12 to 18 carbon atoms and n is an integer from 8 to 12, in an oral vehicle.
Dependencies are inferred from the claim text.