SECURIZATION WITH DYE DIFFUSION TRANSFER LAMINATES
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United States of America Patent
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Issued Date -
Jun 9, 2011
app pub date -
Oct 15, 2009
filing date -
Nov 4, 2008
priority date (Note) -
Abandoned
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Abstract
A security laminate containing a dye diffusion transfer image receptor layer comprising a polymeric mordant for dyes on a support having a laser engraved first dye diffusion transfer image or a laser marked dye diffusion transfer image receptor layer in an area lacking the first dye diffusion transfer image. Methods for manufacturing and securing security document precusors are also disclosed.
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