Dicationic bis-hydrazone compound, dye composition comprising at least one such compound, implementation process therefor and uses thereof
申请人:David Herve
公开号:US20060096043A1
公开(公告)日:2006-05-11
The present disclosure relates to a novel family of dicationic bis-hydrazone compounds that may be used as direct dyes, and to a dye composition for dyeing keratin fibers, for example, human keratin fibers such as the hair, comprising, in a suitable dyeing medium, at least one such compound. Also disclosed are dyeing processes implementing this composition and uses thereof.