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Home › Composition for dyeing keratin fibres, comprising at least one copolymer derived from the polymerization of at least one crotonic acid monomer and of at least one vinyl ester monomer and a fatty amine

Composition for dyeing keratin fibres, comprising at least one copolymer derived from the polymerization of at least one crotonic acid monomer and of at least one vinyl ester monomer and a fatty amine

US Patent 11980682 · Granted May 14, 2024

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