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Apparatus for Sensing Environmental Humidity Changes

  • US 20150276656A1
  • Filed: 03/25/2014
  • Published: 10/01/2015
  • Est. Priority Date: 03/25/2014
  • Status: Active Grant
First Claim
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1. A sensor system comprising:

  • a switchable polymeric element, the polymeric element has at least a first electrical state and a second electrical state and is switchable between the first and second electrical states as a function of predefined environmental changes associated with humidity, the sensor comprises a polymeric matrix and a water soluble electrolyte embedded in the matrix.

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