摘要 |
A lightsafe masking film is disclosed which comprises a transparent substrate, and a transparent, lightsafe layer peelably provided over the surface of the substrate and containing (a) a nitrile rubber, (b) a vinyl chloride/vinylidene chloride copolymer having an average polymerization degree of 300-600 and a weight ratio of the vinyl chloride units to the vinylidene chloride units of 60:40 to 95:5, and (c) a lightsafe substance, the weight ratio of component (b) to component (a) being in the range of 50:50 to 95:5. |