DOUBLE METAL SECURITY ELEMENT HAVING TRANSPARENT PATTERN

DOUBLE METAL SECURITY ELEMENT HAVING TRANSPARENT PATTERN

A security element includes comprises a transparent film, a first layer and a second layer. The first layer includes a first metal arranged on the transparent film in a first pattern. The second layer includes a second metal being a baser metal than the first metal arranged over the first layer in a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: BALLABIO, Eligio, PALLOTTA, Pasquale
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A security element includes comprises a transparent film, a first layer and a second layer. The first layer includes a first metal arranged on the transparent film in a first pattern. The second layer includes a second metal being a baser metal than the first metal arranged over the first layer in a second pattern. Each of the first and second patterns is composed of metallic regions and metal-free regions. The metal-free regions of the second pattern overlap with the metal-free regions of the first pattern. The metallic regions of the first pattern overlap with the metal-free regions of the second pattern.