| 摘要 |
PROBLEM TO BE SOLVED: To provide a key top plate where even an image like a photographic image with various colors and fine resolution can be printed, and a method for printing a graphic symbol to a key to plate film. SOLUTION: An upper side film 21-1 comprising a transparent resin film having flexibility and a lower side film 21-2 comprising a resin film having flexibility are provided, and a key top 31 provided with a key top body 32 between the upper side film 21-1 and the lower side film 21-2 is installed by molding a mold resin material in a curvature part 23 where the upper side film 21-1 is curved upward. A printed layer 28 formed by flexographic printing, offset printing, photogravure, printing by a laser printer, printing by an ink jet printer, or printing by a thermal transfer printer is provided in the lower side film 21-2. A coating layer 27 improving a fixing property of printing ink is provided on a face in a side provided with the printed layer 28 of the lower side film 21-2. |
