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1. (WO2018015016) SECURITY FEATURE AND DOCUMENT OF VALUE

Pub. No.:    WO/2018/015016    International Application No.:    PCT/EP2017/000879
Publication Date: Fri Jan 26 00:59:59 CET 2018 International Filing Date: Thu Jul 20 01:59:59 CEST 2017
IPC: B42D 25/46
Applicants: GIESECKE+DEVRIENT CURRENCY TECHNOLOGY GMBH
Inventors: KECHT, Johann
Title: SECURITY FEATURE AND DOCUMENT OF VALUE
Abstract:
The invention relates to a security feature for securing documents of value, comprising a chemically unstable inorganic feature substance and a stabilizing component, which comprises a substance that stabilizes the feature substance, which substance has at least the same solubility in water as the feature substance to be protected and releases ions when said substance is decomposed, which ions correspond to the ions of the feature substance at least in part.