Martina Seiler

Silazanes or metal-amides, -imides and/or -nitrides are used in agents for dyeing or brightening keratin fibers to reduce or virtually eliminate the need to include ammonia

Method for dyeing fibers containing keratin

New dye precursor combinations

Method for dyeing fibres containing keratine

Stabilization of hydrogen peroxide during the dissolving of an alkalizing agent in hydrogen peroxide-containing systems

Kit for hair care with chelating agents

Combinations of dye precursors comprising a diaminopyrazole derivative, an m-aminophenol derivative and a pyrimidin derivative

Combinations of dye precursors comprising a diaminopyrazole derivative, an m-aminophenol derivative and an m-phenylene diamine derivative

4-N, N-Bis-(monohydroxyalkyl)amino-3-nitrophenol derivatives in dyeing compositions for keratinic fibres

Dispensing system for colour-modifying agents