FIELD: chemistry.
SUBSTANCE: invention discloses a security document, in particular fiduciary document, comprising internally or on surface thereof a compound with reversible mechanoluminescence properties corresponding to following formula:
in which n is an integer 1-4.
EFFECT: disclosed invention provides additional enhancement of degree of security of documents, including fluorescent dyes, and preservation of ease of identification thereof.
12 cl, 5 dwg
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