G 594 Amorphus silica 7631-86-9 Millennium Chemicals Surface conditioner, miscellaneous >> Matting agent >> Amorphous silica Coatings >> Solvent-Free/ High-Solids Coatings >> UV / Radiation Curing Architectural / Decorative Coil Coating Wood & Furniture Coatings INKS >> Varnishes / Over print varnish Amorphus silica. Shows excellent matting and mar characteristics. Used in architecture, coil, wood, radiation cure coatings, high-solids and overprint varnishes. Amorphus silica. Shows excellent matting and mar characteristics. Used in architecture, coil, wood, radiation cure coatings, high-solids and overprint varnishes.