| 摘要 |
<P>PROBLEM TO BE SOLVED: To obtain a concealable information recording medium having an improved security function for specific information and high safety and a method for producing the medium. <P>SOLUTION: In the concealable information recording medium having a printing layer in which mainly character symbols are printed and a sublimation ink layer for printing out the specific information at least on one side of the substrate of a card, a peelable printing layer is formed in a part in which a specific information recording layer is formed in the sublimation ink layer. <P>COPYRIGHT: (C)2003,JPO |
