| 摘要 |
PROBLEM TO BE SOLVED: To provide an overprint varnish capable of suppressing reading error of a bar code when embossment seal processing after coating the overprint varnish on the bar code printed on a substrate surface having glossiness such as an aluminum foil.SOLUTION: There is provided an overprint varnish containing a binder resin and at least 2 kinds of beads incompatible to the binder resin, where the bead is one or more kind of bead selected from a group consisting of an acryl resin bead, an amino resin bead, a polyolefin resin bead, an alumina bead, a glass bead and contains a combination of beads with ratio of average particle diameter of two or more kinds of beads of 1.3 times or more and less than 5 times.SELECTED DRAWING: None |
