| 摘要 |
PROBLEM TO BE SOLVED: To provide a forgery prevention material which can easily determine authenticity without using special equipment such as a black light and a magnetic detection device, and has a high forgery prevention effect. ! SOLUTION: This invention relates to a strip that has, in at least part of a base material, the function to emit light by application of external force. Preferably, the strip comprises fine particles of a stress light emission material and a binder polymer. The strip is applied to forgery prevention paper and the light emission of the strip is confirmed to make it easy to determine authenticity. ! COPYRIGHT: (C)2015,JPO&INPIT |
