What causes Thermochromism?
Thermochromism refers to the dramatic reversible color change that occurs when a material is melted or dissolved in a solvent. Although this is a phase change rather than a temperature effect, it has been termed thermochromism.
At what temperature does thermochromic powder begin to change with heat?
Typical temperature range from 25-30°C. So in practice, at room temperature, Black 31°C Thermochromic Ink will appear black until its temperature has reached 31°C, after which it will turn transparent.
How does thermo sensitive ink work?
Thermochromic Ink. Thermochromic technology changes color when cold or heat changes materials inside CTI patented and trade secret-manufactured microcapsules. Specifically, within the capsule, fats melt and solidify either to bring dyes and developers together – or to keep them apart.