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INK-JET OVERCOATS INCLUDING LATEX POLYMERS AND INORGANIC NANO PARTICLES

  • US 20120092427A1
  • Filed: 06/30/2009
  • Published: 04/19/2012
  • Est. Priority Date: 06/30/2009
  • Status: Active Grant
First Claim
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1. An inorganic nanoparticle containing overcoat composition for use in ink jet printing, comprising:

  • a liquid vehicle,a composite latex particulate, said composite latex particulate comprising inorganic nanoparticles at least partially encapsulated by a polymer, said inorganic particulates selected from the group consisting of silica, titania, alumina, zinc oxide, silicates, oxides of indium and tin, and combinations thereof,wherein the inorganic nanoparticle comprises 1 wt % to 70 wt % of the composite latex particulate, and wherein the overcoat composition when printed is transparent or translucent.

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