Thermochromic ink for higher retorting safety

A thermochromic ink that changes colour at high temperatures offers food manufacturers a more reliable coding method, with a more obvious indication of correct sterilisation of canned products. Designed for retort sterilisation of filled cans, Markem-Imaje’s MS596 thermochromic ink changes from black to blue when the can reaches the correct temperature of between 115 and…

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