Composition for treating metallic surfaces, passivadora layer on a metal surface, surface, a process for forming a passivadora layer on a metal surface, the use of a composition, system on a metal surface, and process for forming a system of liners Imento

摘要

Composition for treating superfu00eccies metal layer on a metallic passivadora superfu00eccie, superfu00eccie, process for forming a metal layer on a passivadora superfu00eccie,Use of a composition system in a superfu00eccie metal, and process for forming a coating system.The invention relates to a composition for treating surfaces, said composition containing a copolymer as component including acrylic acid (MET) or their salts.A monomer containing carboxylate and / or monomers comprising groups containing phosphoric acid and / or fosfu00f3nico acid or their salts and, optionally, additional comonu00f3meros.The invention also relates to a passivation layer, which contains the component A and is applied to a metal surface.A method for forming the passivation layer and the use of the composition of the invention for the passivation of a metal surface.