Welcome Guest to Happi

Subscribe Free: Magazine | eNewsletter

current issue July 2014
 •  Pilot Launches New Site  •  Nu Skin Marks 30th Anniversary  •  Eileen Ford, Dead at 92  •  Birchbox Goes Brick-and-Mortar  •  Galderma Gains Full Rights To Distribute Restylane
Print

Kao Patents Composition for Dyeing Human Hair



Published October 3, 2007
Related Searches: acid hair professional salon
Post a comment
Patent No. US 7,264,639 B2: A coloring composition for hair comprising benzylurea and at least one direct acting, acidic, anionic dyestuff has been patented by Kao Professional Salon Services GmbH Darmstadt, Germany.


blog comments powered by Disqus