Surface-decorating method for plastic articles

Surface-decorating method for articles made of a plastic material, comprising the steps of applying a layer of lacquer or resin on said plastic material, in which said lacquer or resin becomes receptive at a temperature (Tf) that is lower than the softening point of the plastic material and applying a support comprising the decoration onto the plastic material. The assembly constituted by the support and the plastic material is subsequently heated up in an ambient at pressure is lower than or equal to the atmospheric one, until a temperature is reached, at which the lacquer or resin becomes receptive.