... materials, leather dyeing, plastic coating, printing ink, stationery, ink, metal, paint, eyeglasses, packaging paper, aluminum foil, vacuum plating PVC, ... -alkali and heat resistanceThe Senior Complex Dyes, excluding free heavy metalLiquid dye (color fine) and easy to use, ... in different solvents of different procedures, dissolved when influenced by the temperature, the performance of the resin, and ...