Emulsion composition for delivery of bleaching agents to teeth

A - Human Necessities – 61 – K

Patent

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Details

A61K 8/02 (2006.01) A61K 8/22 (2006.01) A61Q 11/00 (2006.01)

Patent

CA 2550723

The present invention relates to a composition for whitening teeth comprising: a safe and effective amount of an aqueous phase; a safe and effective amount of a bleaching agent; a safe and effective amount of an inert hydrophobic phase; and a safe and effective amount of an emulsifier; wherein the inert hydrophobic phase is in predominant proportion relative to the aqueous phase present in the composition. In another emodiment the present invention also relates to an oral care delivery system comprising: an integral carrier and a safe and effective amount of the above composition. In one embodiment the delivery system comprises: a first layer of a strip of a material; a second layer comprising the present composition, whereby the bleaching agent is releasably associated with the strip of material.

La présente invention concerne une composition pour blanchir les dents, qui comprend: une quantité inoffensive et efficace d'une phase aqueuse, une quantité inoffensive et efficace d'un agent de blanchiment; une quantité inoffensive et efficace d'une phase hydrophobe inerte; et une quantité inoffensive et efficace d'un émulsifiant. La phase hydrophobe est en proportion prédominante par rapport à la phase aqueuse présente dans la composition. Dans un autre mode de réalisation, la présente invention concerne aussi un système de soins dentaires, qui comprend un support intégral et une quantité saine et efficace de la composition mentionnée ci-dessus. Dans un mode de réalisation, ce système d'administration comprend une première couche d'une bande de matériau, une deuxième couche comprenant la présente composition, l'agent de blanchiment étant associé à la bande de matériau de manière à pouvoir être libéré.

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