COATING COMPOSITION FOR DRY COPYING

摘要

in addition to 100 wt.parts of acrylic emulsion of anti-static property at least containing one of butyl acrylate and methyl meta acrylate in an acrylic monomer, 1-20 parts of polystyrene sulfonic acid (Na,NH4) salt; 2-20 parts of Lithium nitric acid; and 0.2-1.0 part of silica powder having average particle size of 0.5-3.0 μm.