Flint Group is to more than double its capacity for producing heatset printing inks at its Frankfurt production site. The expansion to 55,000 metric tons per year is scheduled for completion in the next few weeks. At the same, the company is investing in its  Frankfurt production facilities for publication gravure inks. Amounting to some €10 million, this investment is a sustainable contribution to development of the site.      Flint Group is the leading supplier of publication inks (heatset a...