| abstract |
IN THE TINCTORIAL COMPOSITION ACCORDING TO THE INVENTION INCLUDING AT LEAST ONE OXIDATION DYE PRECURSOR IN COMBINATION WITH AT LEAST ONE DIRECT DYE IN AN AQUEOUS VEHICLE, THE DIRECT DYES ARE CHOSEN FROM THE NITRAL DERIVATIVES OF THE BENZULA SERIES: (CF DRAWING IN BOPI) IN WHICH R DESIGNATES THE METHYL GROUP, R AND R OF HYDROGEN AND R THE B-HYDROXYETHYLOXY GROUP, OR RIGHT RR AND R DESIGNates HYDROGEN AND R DESIGNates THE METHYL OR HYDROXYL GROUP, OR BOTH R AND R DESIGNATE HYDROGEN, R THE METHYL GROUP AND R THE HYDROXYL GROUP, B-HYDROXYETHYLAMINO OR BN, N-DIETHYLAMINOETHYLAMINO OR AGAIN R, R AND R DESIGNATE HYDROGEN AND R THE BIS GROUP N, N- ( -B-HYDROXYETHYL) AMINO. |