Thermochromic Foam Cleaning Pad and Process for Making the Same
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United States of America Patent
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Issued Date -
Mar 20, 2014
app pub date -
Sep 14, 2012
filing date -
Sep 14, 2012
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Abstract
The thermochromic foam cleaning pad of the invention is an artificial sponge made from a foam material that changes firmness or rigidity based on the temperature thereof. The foam also includes thermochromic additives therein that change the color of the foam based on the temperature. This provides a visual indication of the temperature of the foam.
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