Patents

Hair Coloring Composition Patented by Wella

Multicomponent in situ linkable composition.

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By: Christine Esposito

Editor-in-Chief

US Patent No. 11,478,415 B2 (Mathias Kurt Herrlein, Graham Neil McKelvey, Matija Crne, Corinne Mohr, Simon Paul Godfrey, Galina Gross, Tatjana Schaefer, Axel Meyer); Wella International, Switzerland, has patented a multicomponent in situ linkable composition for coloring keratin material. It is comprised of a first component comprising a linear or branched organic polymer comprising a polyolefin, a polyvinyl, a polyester, a polyether, a polyamide, a polyurethane or any combination thereof to whi...

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