Patents

Increasing Hair Volume with Chitosan Polyelectrolyte Complex

Henkel is awarded US Patent No. 12,083,211 B2.

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By: Christine Esposito

Editor-in-Chief

US Patent No. 12,083,211 B2 (Andrew Savaides, Rushi Tasker, Mona Vaidya, Jasmine Martich); Henkel AG & Co. KGaA has patented method of increasing the volume of a hair fiber by applying to the fiber a chitosan cross linked with an aldehyde-bearing compound, and in a separate step, a polyanion,and drying the fiber to form a polyelectrolyte complex between the chitosan cross linked with an aldehyde-bearing compound. The drying step is carried out at about 21°C. ...

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