ArcelorMittal S.A.
Preparation method of a coated sheet comprising the application of an aqueous solution comprising an amino acid and its associated use for improving the compatibility with an adhesive

Abstract:

A method for preparing a metal sheet (1) is provided including at least the steps for: providing a steel substrate (3) having two faces (5), at least one of which is coated with a metal coating (7) comprising at least 40% by weight of zinc, applying on the outer surface (15) of the metal coating (7) an aqueous solution comprising an amino acid, and the metal sheet which may be obtained.