| 摘要 |
PROBLEM TO BE SOLVED: To realize the easy confirmation of the absence and presence of a falsification in an antifalsifying pressure sensitive reproducing sheet employing together with a back carbon. SOLUTION: A transfer sheet 2 and an accepting sheet 3 are piled up together. At the important positions in the opposing surface of a transfer sheet 2, a back carbon ink layer 7 is arranged. Between the transfer sheet 2, and the back carbon ink layer 7, a first coloring agent microcapsule layer 6 including a coloring agent developing color different from the color developed in a back carbon ink and a developer layer 5 are laminatingly arranged. In the predetermined region opposing at least to the back carbon ink layer 7 in the opposing surface of the accepting sheet 3, a second coloring agent microcapsule layer 8 including a coloring agent developing color different from the color developed in the back carbon ink is provided. |
