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L’Oréal Patents Anhydrous AP Stick

November 17, 2008

U.S. Patent No. 7,425,321 B2
L’Oréal S.A., Paris, has patented an anhydrous antiperspirant stick. It is comprised of at least one antiperspirant active agent chosen from aluminum chlorohydrate and its complexes; at least one solidifying agent which is a mixture of natural wax and polyethylene wax each having a melting point greater than 80°C; and at least one inorganic or organic base, wherein the stick is free of ethanol, isopropanol, soap and dibenzylidene sorbitol.
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