Reacts to changes in temperature by exhibiting a colour change. They are available with colour change activation at temperatures from -10°C up to 70°C and are reversible, changing either way as the ink warms or cools.

Thermochromic inks are a darker colour when colder than their temperature activation point, and lighter in colour or virtually clear when warmer than the activation point.

Technical Literature Available: TDS and SDS

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