5% to 50% (by weight) of an alicyclic cross-linking agent of the formula ## STR1 ## wherein R is ## STR2 ## and X is a C1-4 straight chain, UV curing, including 55% oxetane crosslinker and epoxy diluent, 35-45% epoxy functionalized silicon nanoparticles, 1-5% epoxy silane adhesion promoter, and 0.5-2% photoinitiator Coating compositions are provided.
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