Ätzresist

LB-8000 series is an photoimageable etching resist specially designed for PCB inner layers, rolling coating. It provideds excellent resolution of patterns, excellent adhesion properties and resistant to generally used etching solution. Part NOLB-8000 SeriesColorBlueViscosity (25°c, VT-04)7-10 psFilm hardness after exposure2HAdhesion100/100Rolling techniqueSingle or double side rollingPre-curing single sideFirst side: 75°c x 5 min; Second side: 75°c x8 min; Pre-curing double sideInfrad curingConveyor speed3 - 5 m/minExposure energy100 - 180 mj/cm2, 7-9 stepDeveloping1% Na2CO3 water solution, 30 DegC, 2 Kg/cm2 pressureResolution2 milStripping30s at 50 DegC in 3 - 5% NaOH solutionPackage5 Kg/bucketShelf life6 month at 25 DegC in dark areaApplication:Forinner layers of high-tech multilayer PCB