NOVEL MARKINGS AND METHOD OF PRODUCING THE SAME

摘要

The invention relates to a method for producing a visually identifiable diffractive pattern on a substrate by subjecting the substrate to pressure by bringing it into contact with a surface of an embossing plate. An imprinted paper or paperboard sheet, which is varnished at the contacting area of the embossing plate and the substrate is used as a substrate for the embossing. The invention relates also to a product manufactured using the described method. The method is applicable, for example, for common packaging materials, which contain a paperboard, imprinting and a varnish layer for producing a visually attractive and unique marking.