Mouthwash compositions

Details Mouthwash compositions Mouthwash compositions

1994-05-26

1995-11-28

Cintins, Marianne M.

Drug, bio-affecting and body treating compositions

Dentifrices

A61K 716

Patent

active

054705614

ABSTRACT:
The present invention relates to anti-plaque mouthwash compositions that contain a zinc salt and Triclosan as the anti-plaque system. According to the present invention effective, clear and stable mouthwash compositions with a zinc salt and Triclosan and a humectant system can be obtained with a water level of more than 60% by weight, if the compositions further comprise a surfactant system that comprises a mixture of a nonionic and an anionic surface-active agent.
It is essential that the nonionic surface-active agent should be of the type H-(O-CH.sub.2 CH.sub.2).sub.a -(O-CH(CH.sub.3)CH.sub.2).sub.b -(O-CH.sub.2 CH.sub.2).sub.a -OH and should be present in an amount of from 0.5-3% by weight of the composition.
The amount of the anionic surface-active agent in the compositions of the present invention should be such, that the weight ratio of the nonionic to the anionic surfaceactive agent ranges from 4-35, preferably from 5-20.

REFERENCES:
patent: 4022880 (1977-05-01), Vinson et al.
patent: 4132770 (1979-01-01), Barth
patent: 4824661 (1989-04-01), Wagner
patent: 4937066 (1990-06-01), Vlock
patent: 4976954 (1990-12-01), Kleber et al.
European Search Report in European Patent Application 92203788.2, 1993.
European Search Report in European Application 92203790.8, 1993.
Chemical Abstracts of 140180U, vol. 111, No. 16, Oct. 16, 1989.
Boylan, J. C. "Liquids" The Theory and Practice of Industrial Pharmacy, 2nd Ed. 1976, Lea & Febiger, Philadelphia, pp. 541-546.

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