abstract |
This invention provides a substantially transparent curable coating composition which upon curing with ultraviolet radiation converts into a glossy opaque film. n The invention ultraviolet radiation curable coating composition comprises a homogeneous blend of (1) polyvinyl butyral, (2) vinyl acetate, (3) trimethylolpropane triacrylate and/or pentaerythritol triacrylate, and (4) a photoinitiator. |