Preserved and enhanced holographic and optically variable devices and method for making the same

Preserved and enhanced holographic and optically variable devices and method for making the same

  • CN 101,095,087 A
  • Filed: 11/18/2005
  • Published: 12/26/2007
  • Est. Priority Date: 12/03/2004
  • Status: Active Application
First Claim
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1. optically variable device comprises:

  • Substrate comprises the optically-variable embossment;

    AndLiquid dispersant, on described optically-variable embossment, described liquid dispersant is included in a plurality of optical enhancer particles in the solvent.

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