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Foam Hair Treatment Patented by Wella AG

November 15, 2005

Patent No. US 6,737,046 B2: Research-ers for Wella AG, Darmstadt, Germany, patented a hair treatment preparation comprising at least one nonionic, amphiphilic associative thickener in a cosmetic carrier, at least one propellant and at least one hair care agent. The hair care agent consists of at least one cationic surfactant and/or at least one silicone compound with at least one hydrophilic group.
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