Unfalsifiable safety paper, process for rendering a paper...

Details Unfalsifiable safety paper, process for rendering a paper... Unfalsifiable safety paper, process for rendering a paper...

D - Textiles, Paper

21

H

283/25, 117/6, 9

D21H 17/00 (2006.01) D21H 21/46 (2006.01)

Patent

CA 1276414

entitled: Unfalsifiable safety paper, process for rendering a paper unfalsifiable and aqueous or organic composition useful for rendering a paper unfalsifiable ABSTRACT OF THE DISCLOSURE This invention relates to an unfalsifiable safety paper comprising on its surface and/or in its mass, at least one compound responding to formula: (I) Image in which: - R corresponds to hydrogen, to an alkyl group of C1 to C8, substituted or not, to a non-substituted, N-substituted or N,N-substituted amine group, to NO2, to a halogen; - n is equal to 0 or 1. The invention is applicable to handwritten pieces for payment.

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