Data carrier with optically variable colour

Details Data carrier with optically variable colour Data carrier with optically variable colour

B - Operations, Transporting

41

M

B41M 3/14 (2006.01)

Patent

CA 2238743

This patent application relates to a data carrier with an optically variable element. The optically variable element consists of a first structured print which is overlaid with a second print at least in partial areas. The second print is applied to a document with an ink which contains an optically variable pigment having no, or only slight, body color of its own.

L'invention concerne un support de données comportant un élément optiquement variable. L'élément optiquement variable est constitué d'une information et d'une couche optiquement variable. L'information est appliquée avec une couleur contrastant avec le support de données et est au moins partiellement recouverte de la couche optiquement variable qui laisse passer la lumière.

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