TEMPERATURE INDICATORS BASED ON POLYDIACETYLENE COMPOUNDS

At least one polydiacetylene compound is suitable for detecting whether an article has ever exceeded a selected temperature. The polydiacetylene compound is deposited on a substrate or mixed with a thermoplastic material. The polydiacetylene compound instantaneously and irreversibly changes from blu...

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Bibliographische Detailangaben
Hauptverfasser: LE MOIGNE, JACQUES, THIERRY, ANNETTE
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:At least one polydiacetylene compound is suitable for detecting whether an article has ever exceeded a selected temperature. The polydiacetylene compound is deposited on a substrate or mixed with a thermoplastic material. The polydiacetylene compound instantaneously and irreversibly changes from blue to red at the threshold temperature.