Information on product packaging – such as expiry date, price, batch codes, country or language specific declarations – has to meet the increasing demands concerning packaging. In the past, on white or very light-colored packaging especially, the laser code was difficult to read, sometimes only with high-end equipment. Siegwerk puts things right now with new laser sensitive printing inks. The laser-readable mark is generated through the interaction of a CO2 laser with Datalase pig...