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Home › Synthesis of tetraazapentamethine compounds, and processes for dyeing keratin fibers using this synthesis

Synthesis of tetraazapentamethine compounds, and processes for dyeing keratin fibers using this synthesis

US Patent 7288120 · Granted Oct 30, 2007

Assignee

L'Oreal S.A.

Inventors

Rui Filipe Andrade Pereira (75 patents)
Herve Burgaud (10 patents)

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