Phillips, 2000 - Google Patents
Combining thermochromics and conventional inks to deter document fraudPhillips, 2000
- Document ID
- 7640188085493831384
- Author
- Phillips G
- Publication year
- Publication venue
- Optical Security and Counterfeit Deterrence Techniques III
External Links
Snippet
The ability to print high-resolution thermochromic indicia, combining conventional inks with sophisticated printing technologies to either camouflage latent messages or create a warning message when copied, is new.(1) For Authentication: Offset thermochromic inks can …
- 239000000976 ink 0 title abstract description 65
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