SECURITY FEATURE FOR A SECURITY DOCUMENT OR VALUE DOCUMENT, COMPRISING AT LEAST ONE LUMINESCENT SUBSTANCE THAT CAN BE EXCITED IN THE ULTRAVIOLET SPECTRAL RANGE AND EMITS IN THE INFRARED SPECTRAL RANGE

SECURITY FEATURE FOR A SECURITY DOCUMENT OR VALUE DOCUMENT, COMPRISING AT LEAST ONE LUMINESCENT SUBSTANCE THAT CAN BE EXCITED IN THE ULTRAVIOLET SPECTRAL RANGE AND EMITS IN THE INFRARED SPECTRAL RANGE

The invention relates to a security feature for a security document or value document, comprising at least one luminescent substance that can be excited in the ultraviolet spectral range and, after excitation has been carried out, emits in the infrared spectral range. The invention further relates t...

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Hauptverfasser: MUTH, Oliver, DETLEF, Starick, JÜSTEL, Thomas, ANSELM, Viktor, HEISE, Roland
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:The invention relates to a security feature for a security document or value document, comprising at least one luminescent substance that can be excited in the ultraviolet spectral range and, after excitation has been carried out, emits in the infrared spectral range. The invention further relates to a security document or value document comprising a security feature according to the invention.