WRITING/READING MEANS FOR SECURITY

摘要

The present invention relates to a recording medium for security, comprising a detection base layer containing a printable base and a material for detection as one body. The printable base is a paper or a film, and the material for detection has a first direction, a second direction, and a third direction perpendicular to each other with a length of 1-200μm in two directions and a length of 0.2-20mm in a remaining direction. The material for detection comprises at least one among a group comprising carbon, hydrogen, oxygen and nitrogen, by 5-50 weight% among the total weight.