... in preparing printing ink, printing, and can make out single-surface/double-surface golden/green colorful foils, and ... Ø Structure: Protective layer(OP)/Outer printing layer/basic material for aluminum foil/bond(VC), thickness 2μ-5μØ Characters: . Appearance ... with splendid silvery white luster with high barrier performance, heat sealing strength, and functions to resist moist, all kinds ...