×

Method for preparing tamperproof ID documents

  • US 8,039,093 B2
  • Filed: 10/17/2006
  • Issued: 10/18/2011
  • Est. Priority Date: 10/21/2005
  • Status: Active Grant
First Claim
Patent Images

1. An ID document comprising:

  • (a) a support chosen from paper and polymeric supports to which has been applied one or more ink-receiving layers comprising at least a polymeric binder;

    (b) an outermost layer at least partially covering an image on said ID document containing a polymeric abherent agent and wherein the surface of an outermost layer at least partially covering said image on said ID document has a surface energy of less than 28 mJ/m2;

    and wherein an intermediate cured polymeric layer free of a polymeric abherent is present if the one or more ink-receiving layers are porous ink-jet ink-receiving layers, andwherein the intermediate cured polymeric layer free of a polymeric abherent agent is optionally present if the one or more ink-receiving layers are polymer blend ink-jet ink-receiving layers.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×