PAPER FOR COUNTERFEIT PREVENTION OR COUNTERFEIT DISCERNMENT

摘要

PURPOSE: A paper for preventing forgery or identifying genuineness, comprising a coated magnetic material is provided to be applied to check, stamp, passport, and credit card. CONSTITUTION: A paper for preventing forgery or identifying genuineness comprises a magnet. The magnetic material is coated by a method selected from the group consisting of inorganic or organic coating method, plating method, encapsulating method, and multilayer-coating method. The magnetic material is selected from double ferric oxyhydroxide, ferric oxide, nickel, and cobalt. The paper is selected from filler, fluorescence, infrared ray, heat sensitivity, pressure reduction, and organic dye.