... and a stronger fastness; compared with inorganic pigments, metal complex dyes easily dispersed, easy to penetrate, easy ... , leather dyeing, plastic coating, printing ink, stationery, ink, metal, paint, eyeglasses, packaging paper, aluminum foil, vacuum plating PVC ... other paper or metal surface with a metal complex dyes (such as screen printing)11, lighting products, coloring metal complex dyesSecond, ...