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These pigments can be mixed with an acrylic base or screen printing ink.At room temperature the pigment appears in its original color, but at temperatures between 27° and 30°C (80° to 86°F) this color disappears, eg, if a black pigment is applied to a white surface, the surface turns from black to white at the change-over temperature.

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According to TEP: Most thermochromic materials are based on liquid crystal technology.

At specific temperatures the liquid crystals re-orientate to produce an apparent change of colour.

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Heat reactive materials change state, shape and/or color when exposed to temperatures above ambient. In this post I’ll go over thermochromic pigments and a few materials they have been incorporated into, namely paint, fabric, film and glass.

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