| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a laminated film excellent in optical properties, a high temperature and moisture resistance, and handling properties, and having sufficient surface hardness. <P>SOLUTION: A laminated film comprises two or more resin layers containing a methacrylic resin, wherein (1) at least one layer in the layers constituting the laminated film is composed of a layer (A) comprising a methacrylic resin (A) containing 70 wt.% or more of methyl methacrylate unit having Vickers softening point of 120°C or higher, (2) at least another one layer in the layers constituting the laminated film is composed of a layer (B) comprising methyl methacrylate resin (B) containing 70 wt.% or more of methyl methacrylate unit having Vickers softening point of 95-115°C and a tensile fracture distortion of 15% or more, and (3) the outermost surface of the laminated film is composed of the layer (B). <P>COPYRIGHT: (C)2008,JPO&INPIT |
