Impervious Coatings for Making Metal, Metal Oxide, and Silicon Oxide Surfaces Resistant to Graffiti

• Main Authors: Vogel, Kim M, Tait, Bruce E, Griesgraber, George W, Clark, John C, Imbertson, James R, Vogel, Dennis E, Mueller, Mark E, Manske, Karl J
• Format: Patent
• Language: English
• Published: 30.12.2021
• Subjects: ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; CORRECTING FLUIDS; DYES; FILLING PASTES; INKS; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF MATERIALS THEREFOR; WOODSTAINS

A graffiti-repellant article comprising a substrate having a surface comprising metal, metal oxide, silicon oxide, or combinations thereof; and an impervious coating disposed on said surface, wherein the impervious coating comprises a fluorinated polymer bonded to the surface layer; wherein the fluorinated polymer has the following general formula (I) where n=6 to 120.