Drug – bio-affecting and body treating compositions – Dentifrices
Patent
1988-07-25
1990-03-20
Foelak, Morton
Drug, bio-affecting and body treating compositions
Dentifrices
A61K 716
Patent
active
049100149
ABSTRACT:
A dentifrice with ordinary components and a powder of n-type semiconductor of titanium dioxide having a purity of at least 99.5% and particle diameter smaller than about 0.04 .mu.m and forming 5 to 10% by weight of said dentifrice, the ordinary components including at least a polishing agent, a foaming agent and a binder.
REFERENCES:
Morioka, T., et al., "Antibacterial Action of Powdered Semiconductor on a Serotype g Streptococcus Mutans". (Short Communication). Caries Research, Reprint, vol. 22, No. 4, (pp. 230-231), 1988.
Kawai, Tomoji, et al., (Japanese Language) "Fine Particulate Effect of Semiconductor Photocatalyst". Denki Kagaku, 53, No. 1, (1985).
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Saito, Toshiyuki, et al., (Japanese Language) "Antibacterial Effect of Powdered TiO.sub.2 with Photocatalytic Reaction on Streptococcus Mutans Strain AHT". Journal of Dental Health, vol. 36, No. 4, pp. 490-491 (1986).
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Saito, Toshiyuki, et al., (Japanese Language) "Bacterial Effect of Powdered TiO.sub.2 Suspension with Photocatalytic Reaction on the Growth and the Microscopic Findings of S. Mutans". Journal of Dental Health, vol. 38, No. 4, pp. 574-575 (1988).
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Kawai, Tomoji, et al., (Japanese and English Language) "The Structure and the Reactivity of Particulate Semiconductor Photocatalyst". J. of Am. Chem. Soc., 100, No. 2, pp. 277-281, (1978).
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(English Translation of Selected Portions) "Kesho-Hin Genryo Kijun, Dai 2-Han Chukai I 1987" Yakujinipposha.
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Foelak Morton
Nutter Nathan M.
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