Printing

  Printing inks on food packaging materials are used for consumer information as well as for marketing purposes. This happens thanks to flexo printing. Flexo printing is a form of printing process which utilizes a flexible relief plate. Flexographic inks are inks transferred by the process of flexography, primarily used in the printing of packaging materials. Set-off of nonvolatile compounds from printing inks in food packaging materials and the role of lacquers to avoid migration; •Set-off during manufacturing and storage affects ink components migration. •Food safety assessment requires migration studies of packaging ink components to food. •24 migrants coming from inks were found in-migration from 2 multilayer materials. •The number of migrants decreased dramatically when an external lacquer was added. •Some new migrants appear by the reaction between ink and lacquer. Inks are widely used in food packaging materials and therefore the transition from ink components to food should be