Ester-Solvent Printing Ink,print OPP(CPP,BOPP),PE,PA,AL foil,Itprint Potato chips bag for double-layers inner printing. Characcter:1. ... in the base color and large area ink(According to the ink total amount).Printing materials should keep on 24 hours’ dry ... , printing materials should be placed 24 hours, and then laminate ,it will improve laminating degree. Ester-solvent Gravure Inner Printing Ink-PE ...