Systems and methods for printing patterns using near infrared upconverting inks

The present invention relates generally to using upconverting inks for producing highly-resolved patterns for, inter alia, security applications. More specifically, the present invention relates to the use of sols (inks) and printing processes that produce well-defined printed features consisting of...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Cross, William, May, P. Stanley, Kellar, Jon, Blumenthal, Tyler, Meruga, Jeevan
Format: Patent
Sprache:eng
Schlagworte:
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