METHOD FOR TREATING HAIR, COMPRISING THE APPLICATION OF A FIRST AGENT (A) HAVING A SILANE AND A CHROMOPHORIC COMPOUND, AND A SECOND AGENT (B) HAVING A FILM-FORMING POLYMER

摘要

The present invention relates to a method for dyeing keratinous material, in particular human hair, comprising the following steps: - applying an agent (a) to the keratinous material, said agent (a) containing: (a1) at least one organic silicon compound from the group comprising silanes, said compound having one, two or three silicon atoms; and (a2) at least one chromophoric compound from the group comprising pigments and/or direct dyes; and - applying an agent (b) to the keratinous material, said agent (b) containing: (b1) at least one film-forming polymer.