METHOD FOR TREATING SURFACE OF A BANKNOTE Russian patent published in 2017 - IPC D21H19/16 D21H19/20 D21H21/18 D21H21/40

Abstract RU 2611503 C2

FIELD: polygraphy.

SUBSTANCE: invention relates to a method for treating surface of a banknote, comprising, on at least one of its opposing faces, at least a printed image, comprised of at least a design. This face and its associated printed image have a transparent protective coating. Coating is applied via printing and dried. Coating contains a varnish and an organic compound, incorporating fluorine atoms in the form of at least a perfluoro-polyether (PFPE) group, on said face.

EFFECT: invention provides increased durability of banknotes in terms of mechanical strength and chemical resistance at its regular authentication and higher protection.

12 cl, 6 dwg, 2 tbl

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RU 2 611 503 C2

Authors

Bord Ksave

Shapo Gijom

Zhillo Zhyulen

Dates

2017-02-27—Published

2012-09-26—Filed