Security document and method of producing it
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United States of America Patent
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-
Sep 25, 2001
Grant Date -
N/A
app pub date -
May 8, 1998
filing date -
Feb 19, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A transfer foil for use in a safety document includes a multilayer structure having a carrier layer and a plastic layer in which diffraction structures, for example holographic structures, are embossed in the form of a relief structure and which is combined with a reflective layer. The plastic layer includes a reaction lacquer layer selected from the group consisting of cationical curing lacquers, blue light-curing lacquers and chemical curing multicomponent lacquers.
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