| abstract |
The invention relates to a method for the corrosion-inhibiting coating of metal surfaces which involves, in a first step, cleaning the metal surface and optionally treating it with a pretreatment composition and, in a second step, coating the metal surface, cleaned and optionally pretreated in accordance with step (1), with a primer (P) which comprises at least one binder (BM) and at least one crosslinking agent (V), and also comprises a component (A), with (A) being an acidic ester of phosphonic acid, monophosphoric acid and/or polyphosphoric acid, more particularly polyphosphoric acid, or of anhydrides thereof and/or of esters thereof, and of at least one compound (B) which has at least two hydroxyl groups. |