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PACKAGING HAVING AN INDICATOR AREA
 
: Mohr, G.; Hezinger, A.; Trupp, S.; Schmidt, J.; Stich, M.

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Frontpage ()

DE 102011075667 A: 20110511
German
Patent, Electronic Publication
Fraunhofer EMFT ()

Abstract
Embodiments of the present invention provide packaging (100) having an indicator area (102) which has a plurality of micro/nanoparticles (104) to which an indicator dye for detecting an analyte is directly bound. The indicator area (102) may be used to detect rotting food or as a freshness sensor.

: http://publica.fraunhofer.de/documents/N-225235.html