Company News, Patents

Ciba Patents Coloring Method

Author Image

By: TOM BRANNA

Editor

Patent No. US 7,229,479 B2: A method of coloring porous material has been patented by Ciba Specialty Chemicals Corporation, Tarrytown, N.Y....

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