printing method with ink drying and oxidation in intaglio and intaglio ink curable by uv or visible light

摘要

the present invention relates to the field of the intaglio printing process. in particular, the present invention relates to a process which combines intaglio ink curable by oxidation with intaglio ink curable by ultraviolet light or visible on a plate or a cylindrical intaglio.the process described provides a security feature printed in intaglio with dissimilar properties of different ink quantities while printing on a printing press for printing standard in a single step.