| abstract |
To provide a flexible mold capable of easily and correctly manufacturing protuberances such as PDP ribs at predetermined positions with high dimensional accuracy. A flexible mold comprises a support made of a material having a tensile strength of at least 5 kg/mm2 and containing a moisture to saturation at a temperature and a relative humidity at the time of use by moisture absorption treatment applied in advance, and a molding layer having a groove pattern having a predetermined shape and a predetermined size on its surface. |