Flint Group North America has announced 6 percent price increases on all energy curable inks and coatings for sheetfed, liquid packaging and web offset applications, effective immediately.      Raw material costs and supply shortages are the main drivers. The printing industry and its suppliers continue to fight the trend of increasing raw material costs, as well as the threat of global shortages of certain base materials that are integral to the manufacture of printing consumables.      “We...