| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a birefringent transfer foil that is associated with difficulty in redetachment from a transferred object and cannot be tampered or reused. <P>SOLUTION: The birefringent transfer foil includes: a temporary-support; and a transfer part including a birefringent layer, in which a tear strength in the transfer part at 25°C is within a range of 0.1-1.2 kN/m. <P>COPYRIGHT: (C)2013,JPO&INPIT |
