Inventor
BOROWIAK HERVE
FR9 patents
Patents
9 patentsUS5468472ANov 21, 1995
Topical process for lightening the skin or treating pigmental blemishes using a composition containing 4-thioresorcin derivatives
OREAL24 citations92
US4865619ASep 12, 1989
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
OREAL24 citations92
US4960432AOct 2, 1990
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
OREAL18 citations81
US5026401AJun 25, 1991
Dyeing compositions for kerating fibres based on nitroanilines and nitroanilines for use therein
OREAL12 citations73
US5002585AMar 26, 1991
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
OREAL7 citations73
US4891045AJan 2, 1990
2,4-Diamino-1,3,5-trimethoxybenzene, process for its preparation and its use as a coupler in oxidation dyes for keratinous fibres
OREAL6 citations73
US4865618ASep 12, 1989
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
OREAL12 citations73
US5015772AMay 14, 1991
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
OREAL3 citations62
US5578735ANov 26, 1996
Process for the preparation of indole compounds from N-protected indolines
OREAL1 citations51