A SECURITY PAPER CAPABLE OF ANALYZING BY A NONDESTRUCTIVE TESTING AND A METHOD FOR IDENTIFYING AUTHENTICITY THEREOF

摘要

Security paper capable of analyzing a non-destructive test and a method for distinguishing authenticity thereof are provided to confirm authenticity without fracture of a sample. Security paper capable of analyzing a non-destructive test includes barium sulphate as an inorganic filler, and 0.5 - 5 weight % of zinc oxide or their mixture based on the whole security paper. The authenticity is distinguished by a non-destructive method. Average particle size of the inorganic filler is 0.5 - 10mum. The barium sulphate is coated with regenerated fiber. The content of the regenerated fiber is 5 - 20 weight % based on the whole content of the security paper.