L’Oréal Patents Method For Treating Chemically Relaxed Hair

US Patent No. 11,433,011 B2.

Author Image

By: Christine Esposito

Editor-in-Chief

US Patent No. 11,433,011 B2 (Kwana Patterson, Barbara Mitchell, Anand Mahadeshwar0: L’Oréal, Paris, has patented a method for treating chemically relaxed hair. It is comprised of applying a neutralizing composition to hair within 24 hours after a lanthionizing chemical relaxer composition has been rinsed from the hair. The neutralizing composition is comprised of at least 0.5 wt. % of at least one carboxylic acid selected from the group consisting of maleic acid, oxalic acid, malonic acid, malic...

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