Antiperspirant-deodorant cosmetic stick products

Details Antiperspirant-deodorant cosmetic stick products Antiperspirant-deodorant cosmetic stick products

A - Human Necessities

61

K

A61K 9/14 (2006.01) A61K 7/38 (1995.01) A61K 7/34 (1995.01)

Patent

CA 2144656

This invention provides an improved process for producing an antiperspirant deodorant cosmetic stick product An essential aspect of the process improvement is a phased order of ingredient addition and blending of formulation ingredients under controlled temperature conditions. Another essential aspect is the incorporation of particulate antiperspirant and alkali metal bicarbonate ingredients, at least one of which has ingredient particle surfaces coated with a hydrophilic organic polymer.

Cette invention se rapporte à un procédé amélioré de production d'un produit cosmétique déodorant-antisudorifique en stick. Un aspect essentiel du perfectionnement du procédé réside dans l'ordre séquentiel de l'addition des ingrédients et du mélange des ingrédients de la composition dans des conditions de température régulées. Un autre aspect essentiel réside dans l'incorporation d'ingrédients antisudorifiques et de bicarbonate de métal alcalin particulaires, au moins un de ces ingrédients présentant des surfaces de particules enrobées d'un polymère organique hydrophile.

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