Company News, Patents

Cosmetic Patent Earned By National Starch

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By: TOM BRANNA

Editor

Patent No. US 6,737,069 B1: Japanese researchers for National Starch and Chemical Investment Holding Corp., New Castle, DE, patented a cosmetic composition containing an amphoteric urethane resin having at least one carboxyl group and at least one tertiary amino group in a molecule, as well as a silicone polymer....

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