Micro - authentication modulo null of manner and the secret integrity document which prepare the utilization and the secret integrity document of the wires at least electric conductivity of a kind of film formation Characteristic binder

摘要

A printing ink comprising a wire, micro of the type - - electrical conductivity micro type of at least one of a plurality of film forming binder of at least one (57) [summary] The present invention, 3μm average length of the wire is in the range of ~250 μm, on printing ink.