Patents

Hair Treatment Patented by L’Oréal

This emulsion composition has at least one negatively charged amino acid.

US Patent No. 11,612,554 B2 (Anna Botto, Liliana Xavier); L'Oréal, Paris, has patented a hair care treatment, an emulsion, that is comprised of at least one negatively charged amino acid or a derivative thereof; at least one positively charged amino acid or a derivative thereof; at least one silicone copolymer; and at least one nonionic emulsifier.

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