Abstract: A method and a device for the drying of a plastic foil sheet printed in the offset method which is directed through several printing stations is revealed, whereby the plastic foil is flame dried behind the last printing station in the direction of advance of the plastic foil.
Abstract: A method and an apparatus for the printing of foil webs in web offset printing are proposed in which strongly oxidatively drying inks are used, the printed foil webs are subjected to a heat-air drying, the printed foil webs are furthermore conducted over at least one cooling roll before they are wound up, and the tension of the web upon the winding is reduced as the diameter of the roll increases.