Safety element, preferably value document, useful in falsification safety device, comprises a color metal coating containing a layer sequenced with a reflector layer, a dielectric spacer layer and a thin color metal layer

摘要

Safety element (A), preferably value documents, comprises a color metal coating containing a layer sequenced with a reflector layer (28), a dielectric spacer layer (26) and a thin color metal layer. Independent claims are included for: (1) a safety paper for the preparation of value documents comprises (A); and (2) a method for the preparation with a color metal coating comprising applying plastic foil, a layer sequence of reflector layer, dielectric layer, space layer and a thin color metal layer on a carrier.