Hubert Gaston-Breton

Nouveaux colorants, leurs procédés de fabrication et leurs applications

Dye compositions containing indoline derivatives

Dyeing hair with n-(ureidoalkyl)- and n-(thioureidoalkyl) - para - phenylene diamines

2,6-Dimethyl-4-substituted amino phenol couplers

N-Thioureido and N-ureido phenylene diamines and method of preparing same

Neue Faerbemittel fuer Keratinfasern und insbesondere fuer menschliche Haare

New Oxydationsfarbstoffe, processes for their preparation and their use as colorants for keratin fibers

Neue Oxydationsfarbstoffe,Verfahren zu deren Herstellung und ihre Verwendung als Faerbemittel fuer Keratinfasern Oxydationsfarbstoffe new, processes for their preparation and their use as a colorant for keratin fibers

Neue Farbstoffbasen,Verfahren zu deren Herstellung und ihre Verwendung als Faerbemittel fuer Keratinfasern New dye bases, process for their preparation and their use as a colorant for keratin fibers

New dye bases, process for their preparation and their use as a colorant for keratin fibers