METHOD FOR MANUFACTURING A MARKING AND CORRESPONDING PRODUCT

The invention relates to the production of an optically detectable marking on a substrate. In the method, a substrate is taken, a printing ink containing a starch derivative in a solution form is printed on at least a selected first area and at least a selected second area is left unprinted, the pri...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: VIRTANEN, JOUKO, HUTTUNEN, OLLI-HEIKKI, ERHO, TOMI, PELTONEN, SOILI
Format: Patent
Sprache:eng ; fre ; ger
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