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Patterned application of activated carbon ink

  • US 8,287,510 B2
  • Filed: 07/26/2010
  • Issued: 10/16/2012
  • Est. Priority Date: 12/23/2004
  • Status: Active Grant
First Claim
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1. An odor control substrate that is applied with a first ink and a second ink, said first ink comprising activated carbon, said first ink covering from about 30% to about 90% of the area of a surface of the substrate and being present at a solids add-on level of at least about 2%, wherein said first ink presents a color that is visually distinguishable from the color of said second ink.

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