Patents

Multi-Chrome Hair Composition

The formulation in US Patent No. 11,504,314 B2 includes an interference pigment.

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By: Christine Esposito

Editor-in-Chief

US Patent No. 11,504,314 B2;  Hana Holecko of South San Francisco, CA has patented a multi-chrome cosmetic hair composition. It is comprised of a propellant (hydrofluorocarbon 152A); neutralized octylacrylamide/acrylates/butylaminoethyl methacrylate copolymer 4; an interference pigment comprising a plurality of particles including an aluminum opaque inorganic core surrounded by a metal oxide semi-transparent inorganic layer; denatured alcohol; and a neutralizing agent. The neutralizing agent is ...

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