Fluoride compatible calcium carbonate

A - Human Necessities – 61 – K

Patent

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Details

A61K 8/19 (2006.01) A61K 8/21 (2006.01) A61K 8/36 (2006.01) A61K 8/73 (2006.01) A61Q 11/00 (2006.01)

Patent

CA 2443747

The invention relates to a composition having finely divided calcium carbonate particles treated with fatty acids or polysaccharides. The invention further relates to a method for the preparation of the composition and its use in applications where fluoride compatibility is desired. The method entails providing finely divided calcium carbonate particles, treating the particles with at least one of fatty acids or polysaccharides including gums, starches and/or mucilages, and adding the treated particles to a fluoride containing toothpaste formulation.

La présente invention concerne une composition comprenant des particules de carbonate de calcium finement divisées traitées avec des acides gras ou des polysaccharides. L'invention concerne également un procédé destiné à la préparation de cette composition et son utilisation dans des applications où l'on souhaite obtenir une compatibilité avec le fluor. Ce procédé consiste à utiliser des particules de carbonate de calcium finement divisées, à traiter ces particules avec des acides gras et/ou des polysaccharides, y compris des gommes, des amidons et/ou des mucilages, et à ajouter les particules ainsi traitées dans une préparation de dentifrice contenant du fluor.

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