Bicarbonate containing stick deodorant
AssigneeColgate-Palmolive Company
InventorFrank W. Marschner
Life of this patent
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Abstract
There is disclosed a stable cosmetic stick deodorant comprising a polyhydric alcohol solidified by a fatty acid soap and containing about 0.1 to 70% alkali metal bicarbonate without the use of bacteriostats, and the method of making said stick deodorants.
Claims14
A stable anhydrous deodorant stick comprising sodium or potassium bicarbonate as the essential deodorizing agent, and about 0-10% suspending agent, dispersed in a soap based gel which comprises about 20-90% by weight polyhydric alcohol gelled by about 2-15% by weight of an alkali metal salt of a C.sub.14 -C.sub.20 saturated fatty acid.
A method of preparing a stable anhydrous deodorant stick containing 0.1-70% by weight of sodium or potassium bicarbonate, which comprises mixing a bicarbonate powder with a heated solution comprising about 20-90% by weight of a polyhydric alcohol and an alkali metal salt of a saturated C.sub.14 -C.sub.20 fatty acid to form a homogeneous warm liquid product, pouring the warm liquid into molds and cooling to room temperature to solidify said liquid into a rigid deodorant stick.
Dependencies are inferred from the claim text.