Beamset 770 N-Vinyl-formaldehyde Arakawa Chemical Vinyl Coatings >> UV / Radiation Curing Inks >> UV / Radiation-curable Wood & Furniture Coatings BEAMSET 770 is liquid N-Vinyl-formaldehyde. It shows Low viscosity, quick drying, water solublity. It is used in printing inks, hard coatings. Liquid N-Vinyl-formaldehyde. Shows Low viscosity, quick drying, water solublity. Used in printing inks, hard coatings.