... 4.ISO9001, ISO14001 5.RoHS, SGS testing 1. UV curable etching resist ink2.color blue3.Curing energy: 155-2500mj/cm24.ISO9001 ... making patterns on copper-clad laminates by means of acidic etching. The cured film can provide good adhesion, clear printing ... line, high resolution, resistance to the etching of acidic CuCl2/FeCl3 solution and fast removing coating.Properties ...