Nicolas Daubresse

Dying composition comprising a particular disulfide dye and process of dying keratinous fibres with this dye

Method of dyeing and lightening keratin materials in the presence of a reducing agent comprising a fluorescent disulphide dye

Symetric diazo compounds containing 2-pyridinium groups and a linker being cationic or not, compositions containing them, process of dyeing and kit

Cationic symmetric 2-imidazolium diazo compounds with a cationic linking group,compositions comprising them, a dying process and kit thereof

Symmetrical diazo compounds with 3-pyridinium groups and cationic linker arm, compositions comprising same, dyeing method and device

Dyeing method for human keratinous fibers with lightening effect, particular fluorescent compound and composition comprising same

Symmetrical diazo compounds containing 3-pyridinium groups and a non-cationic linker, compositions comrisisng them, method of colouring, and device

Non symmetric 2-pyridinium diazo compounds with a cationic or non cationic linking group, compositions comprising them, a dying process and kit thereof

Dyeing composition containing a thiol/disulphide fluorescent colorant comprising amine groups and having an internal cationic charge, and method for lightening keratin materials using said colorant

Unsymmetrical Diazo Compounds, Compositions Comprising Same, Dyeing Method and Device Comprising Said Compositions