Cognis Corporation’s graphic arts, coating technology and polymer building blocks business units have jointly announced a price increase for the Cognis line of Photomer products for UV/EB applications. These products include the Photomer 3000, 4000, 5000, 6000 and 8000 series of monomers, oligomers and adhesion promoters.      Company representatives noted that Cognis has limited price increases for its customers as much as possible. “During the past several years, we have worked diligently to...