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Adjustable Colorimetric Moisture Indicators

  • US 10,119,918 B2
  • Filed: 11/14/2013
  • Issued: 11/06/2018
  • Est. Priority Date: 11/14/2012
  • Status: Active Grant
First Claim
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1. A composition comprising:

  • a solid metal oxide support having surface hydroxyl groups;

    a silyl-containing compound bound to the solid metal oxide support through a silanol bond with the surface hydroxyl groups; and

    a bis(glyoxime)-transition metal complex bound to the solid metal oxide support;

    wherein the composition is a reversible colorimetric moisture-indicating composition.

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