Herve Borowiak

Use, as a coupler, of 2,4-diamino-1,3-dimethoxybenzene or one of its salts, in combination with oxidation dye precursors, for dyeing human hair, hair dyeing composition containing the said coupler and process for preparing the said coupler

Meta-phenylenediamines, process for preparation thereof, intermediate compounds and use of these meta-phenylenediamines as couplers for the oxidation dyeing of keratinous fibres and especially human hair

New chloro-meta-phenylenediamines, their use as couplers in the oxidation dyeing of keratinous fibres, dyeing compositions for hair containing these compounds and dyeing process using the said

Topical process for lightening the skin or treating pigmental blemishes using a composition containing 4-thioresorcin derivatives

Dyeing compositions for kerating fibres based on nitroanilines and nitroanilines for use therein

Chlorometaphenylenediamines, their use as coupling agents in oxydation colouring of keratinic fibres, colourity compositions for hair containing these compounds and colouring process using these compositions

Use of 4-thioresorcin derivatives in skin whitening cosmetic or dermopharmaceutical compositions

Trialkoxy-substituted meta-phenylenediamines, a process for their preparation, and their use as couplers for the oxidation dyeing of keratinous fibres and in particular of human hair

Trialkoxy-substituted m-phenylene diamines, process for their preparation, and their use as coupling agents in the oxidation dyeing of keratinic fibres, especially human hair

Metaphenylendiamines, process for their preparation, intermediate compounds and use of these metaphenylendiamines as couplers in oxydative colouring of keratinic fibres especially of human hair