Company News, Patents

P&G Patents Hair Coloring Composition

Author Image

By: TOM BRANNA

Editor

Patent No. US 7,066,967 B2: A hair coloring composition comprising at least one developer of 2,6-dihalo-para-aminophenol, at least one developer of para-phenylenediamine and at least one coupler of 3-acetamidophenol has been patented by Procter and Gamble Company, Cincinnati, OH....

Continue reading this story and get 24/7 access to Happi for FREE


Already a subscriber? Sign in

Keep Up With Our Content. Subscribe To Happi Newsletters