Graffiti markings are everywhere. Several types of "anti-graffiti" coatings have been developed over the years to address this ever-increasing problem. Some are one-time-use only; others are semi-permanent. Most are highly durable, crosslinked coating systems. Most can be made graffiti-resistant by the incorporation of surface additives such as fluoro/silane compounds, which orient themselves at the surface providing the marking repel-lency. All of these encounter some limitations.
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