A printed image for the decor of a panel and a method for imprinting plates, in particular wall, ceiling or floor panels. The method includes the following steps: (i) providing a plate; (ii) applying a primer by means of a liquid curtain of coating material on/to a main surface of the plate; (iii) optionally drying and/or curing the primer; (iv) treating the surface of the primer by means of at least one of the following measures: a) corona treatment; b) plasma treatment; c) applying an oil in an aqueous dilution and (v) applying a decorative decor.