Welcome Guest to Happi

Subscribe Free: Magazine | eNewsletter

current issue November 2015
 •  P&G Rewrites Holiday Classic for Febreze  •  A Giftless Holiday Season?  •  Colgate Honored by US Green Building Council  •  A STEM Grows at L'Oréal  •  New CFO at Gordon Laboratories

Hair Dye with Aromatic Amines from LOral

Published November 15, 2005
Related Searches: formula patent form cosmetica
Post a comment
Patent No. US 6,679,923 B2: L’Oréal SA, Paris, France, was granted a patent for a hair dye comprising at least one pyrazoline-4,5-dione or a cosmetically acceptable salt and at least one aromatic or heteroaromatic amine of formula or a cosmetically acceptable salt.

blog comments powered by Disqus