{HEAD ~ A radiation curable coating composition} comprising colloidal silica acryloxy or glycidoxy functional silanes non silyl acrylates and catalylic amounts of UV light sensitive cationic and radical type photoinitiators is provided, which cures to {TAIL ~ a transparent hard coating} exhibiting improved abrasion resistance 
cures to
{ HEAD ~ A radiation curable coating composition } comprising colloidal silica acryloxy or glycidoxy functional silanes non silyl acrylates and catalylic amounts of UV light sensitive cationic and radical type photoinitiators is provided , which cures to { TAIL ~ a transparent hard coating } exhibiting improved abrasion resistance
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