Security element, value document substrate, value document equipped therewith, and production method

The invention relates to a method for producing a value document substrate, or a security element suitable for protecting value documents, comprising a) the provision of a substrate; b1) the printing of the substrate with metallic pigment flakes suitable for forming a reflective layer in a first sub...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Fuhse, Christian, Rauch, Andreas, Heim, Manfred, Renner, Patrick, Hoffmuller, Winfried, Teufel, Björn, Dorff, Giselher
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The invention relates to a method for producing a value document substrate, or a security element suitable for protecting value documents, comprising a) the provision of a substrate; b1) the printing of the substrate with metallic pigment flakes suitable for forming a reflective layer in a first substrate region, and the printing of the substrate with effect pigments that assume a different hue depending on the viewing angle in a second substrate region; b2) the step of embossing the first substrate region and the second substrate region such that (i) the substrate in the first substrate region has a relief structure that forms a diffractive structure, and the substrate in the second substrate region has a relief structure that forms a micro-mirror arrangement, or (ii) the substrate in the first substrate region has a relief structure that forms a micro-mirror arrangement, and the substrate in the second substrate region has a relief structure that forms a diffractive structure.