Patents

L’Oréal Patents Process To Elongate and Densify Fibers

This patent includes use of an adhesive composition.

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By: Christine Esposito

Editor-in-Chief

US Patent No. 11,771,629 B2 (Laure Daubersies); L'Oréal, Paris, patented a method for the elongation and/or densification of fibers, on a keratin material. It entails applying an adhesive cosmetic composition to the fibers and/or to the keratin material. The cosmetic composition is comprised of one volatile hydrocarbon-based oil;  particles of at least one polymer that is surface-stabilized with a stabilizer, the polymer of the particles being a C1-C4 alkyl (meth)acrylate polymer; the stabi...

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