What is BOPP? And why we used it for labels? | Blog ... Printing with both water- and solvent-based inks is possible on BOPP labels. Manufacturers of BOPP film treat its surface using various methods—like corona treatment—to improve its adhesiveness and printability. Water, chemical, and UV resistance. The tough BOPP is "the Hulk" of plastic films. Almost indestructible, it resists oil and water ...