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SECURITY TONER AND PROCESS OF USING THEREOF

  • US 20190227452A1
  • Filed: 01/24/2018
  • Published: 07/25/2019
  • Est. Priority Date: 01/24/2018
  • Status: Active Grant
First Claim
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1. An emulsion aggregation toner having toner particles comprising a core and a shell, wherein the core comprisesan IR-taggant selected from the group consisting of an inorganic ceramic nanoparticle, an IR-emitting organic dye, and an IR-emitting quantum dot;

  • wherein the IR-taggant has an emission peak in the wavelength range of about 800 to 1600 nm;

    a crystalline polyester resin; and

    an amorphous polyester resin.

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