David Savastano, Editor03.17.21
Ensuring that medicines are not exposed to potentially damaging heat is critical. Amid the COVID-19 pandemic, the need to secure the pharma supply chain is even more important, as the Pfizer and Moderna vaccinations must be stored at sub-zero temperatures.
Color-changing materials presented as inks can play a significant role here. These specialized inks can show if the temperature range has been exceeded. This is an area that Temptime has been involved in for the past three decades.
Founded in 1987, Temptime was spun out of Allied Corporation. The company’s founders identified color-changing monomers that were printed as a color-changing barcode and measured with a reader that looked like a wand. This early time-temperature indicator system was used for inventory management of perishable food products. While this had proved to be a successful approach, it was ahead of its time.
“In the 1980s, you had to do everything over teleph
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