1. Application of CH-5 in offset printing ink (1) Varnish: 15 parts of modified phenolic resin, 15 parts of alkyd resin (o-phenyl/isocyanate type), 10 parts of petroleum resin and 60 parts of fat solvent are mixed into varnish.
1. Application of CH-5 in offset printing ink (1) Varnish: 15 parts of modified phenolic resin, 15 parts of alkyd resin (o-phenyl/isocyanate type), 10 parts of petroleum resin and 60 parts of fat solvent are mixed into varnish.