Stamp material, stamp making method using the stamp material and stamp manufactured by the stamp making method

摘要

There are provided a stamp material from which a stamp can be simply made and which, in particular, permits the unexposed portion of a photoconductive resin to be easily removed in a making process, a stamp making method and a stamp. The stamp material comprises a face of a seal forming member having a photosensitive resin which is changed from a liquid to a solid in response to a received light and a stamp stock for holding the face of a seal forming member. With this arrangement, the portion of the photoconductive resin to which a light is irradiated is cured and adhered to the stamp stock and the portion thereof to which the light is not irradiated flows out or can be simply exfoliated without being cured.