| 摘要 |
<p>PROBLEM TO BE SOLVED: To make it impossible to manufacture a scratch concealing layer having the same perfume as that of a true article from the biginning and to prevent an illegal deed by providing the layer crushable by scratching on a secret information display part displaying secret information, and blending the perfume within the layer. SOLUTION: The scratch card 1 is formed by sequentially laminating a secret information display part 3 displaying secret information by typing or printing, a first protective layer 4 for preventing the display of the part 3 from being damaged to become impossible to read in the case of scratching, a scratch concealing layer 5 containing a perfume, and a second protective layer 6 for preventing diffusion of the perfume before crushing by scratching the layer 5 on the material 2. The layer 5 is mixed with the perfume 8 sealed in a microcapsule 7. The card 1 is constituted so that the microcapsule 7 is damaged in the case of crushing the layer 5 by scratching or the like and fragrance of the perfume drifts in the air.</p> |
