VISIBLE LIGHT TRANSMISSIVE ULTRAVIOLET-CURING RESIN AND ITS COMPOSITION, AND ULTAVIOLET-CURTNG FILM, ULTRAVIOLET- CURING DISC, CURED FILM AND CURED DISC USING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide a visible light transmissive ultraviolet-curing resin and its composition having an excellent light transmittance in a region of visual light, and ultraviolet-curing film, ultraviolet-curing disc, cured film and cured disc using the same. ;SOLUTION: The ultraviolet-curing resin comprises a urethane (meth)acrylate having an alicyclic structure that the light transmittance of a wavelength of 450-900 nm is ≥90% in the cured product having a thickness of 50 μm.;COPYRIGHT: (C)2001,JPO