Flint Group’s North American Packaging and Sheetfed divisions announced they will increase prices on all packaging and commercial inks. Flint Group will honor its contractual obligations in implementing the increases. Price increases are effective Feb. 1, 2007.      Doug Labertew and Susan Kuchta, vice presidents and general managers of the Sheetfed and Packaging Divisions, respectively, noted that rising costs of raw materials and energy continue to put enormous pressure on the costs of these...