PROCEDE ET DISPOSITIF POUR LE TRAITEMENT DES SURFACES METALLIQUES ETAMEES ET SURFACES METALLIQUES ETAMEES OBTENUES PAR CE PROCEDE

摘要

A method for anodically treating a tinned metal surface prior to coating with an organic coating including the steps of placing the surface in an electrolyte bath, maintaining the surface at a relatively positive voltage and maintaining the electrolyte at a relatively negative voltage. An article treated according to the method is also disclosed.