METHODS AND SYSTEMS FOR INDICATING A SANITATION STATUS OF A SURFACE

A method for indicating a sanitation status of a surface may comprise contacting a coating on a surface with a cleaning composition, wherein the coating comprises a chromic material and exhibits a baseline optical state under illumination with light having a first wavelength prior to contact with th...

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Bibliographische Detailangaben
Hauptverfasser: WANG, Xiaoxi, GROSS, Gwen Marie Lanphere, LARSON-SMITH, Kjersta L
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:A method for indicating a sanitation status of a surface may comprise contacting a coating on a surface with a cleaning composition, wherein the coating comprises a chromic material and exhibits a baseline optical state under illumination with light having a first wavelength prior to contact with the cleaning composition and an altered optical state under illumination with light having a second wavelength after contact with the cleaning composition, the cleaning composition configured to induce a switch from the baseline optical state to the altered optical state; and illuminating the coating with the first wavelength of light, the second wavelength of light, or both, to reveal a sanitation status of the surface. Systems for indicating a sanitation status of a surface are also provided.