Dual component tooth whitening dentifrice

Details Dual component tooth whitening dentifrice Dual component tooth whitening dentifrice

A - Human Necessities

61

K

A61K 8/24 (2006.01) A61K 8/19 (2006.01) A61K 8/22 (2006.01) A61Q 11/00 (2006.01)

Patent

CA 2499693

A peroxide containing dual component dentifrice composition providing enhanced whitening efficacy and minimal gingival irritation and tooth sensitivity, the composition being comprised of a separately maintained first aqueous dentifrice component containing a peroxide compound and an abrasive system compatible with the peroxide and a second aqueous dentifrice component containing a desensitizing compound and an abrasive that is incompatible with peroxide compound whereby when the components are mixed and combined for the first time and exposed to the surface of teeth, an enhanced whitening effect is obtained with minimal tooth sensitivity and gum irritation.

L'invention concerne une composition de dentifrice à deux composants, contenant du peroxyde et présentant une efficacité de blanchiment améliorée, accompagnée d'une irritation gingivale et d'une sensibilité dentaire minimales, la composition étant formée d'un premier composant de dentifrice aqueux séparé contenant un composé de peroxyde et d'un second composant de dentifrice aqueux contenant un composé désensibilisateur et un abrasif incompatible avec le composé de peroxyde. Ainsi, lorsque les composés sont mélangés et combinés pour la première fois, puis exposés à la surface des dents, un effet blanchissant amélioré est obtenu, accompagné d'une sensibilité dentaire et d'une irritation gingivale minimales.

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