Kromagen®

Irreversible Thermochromic Pigments

Kromagen aqueous concentrates and inks are microencapsulated thermochromic pigments which change colour when heated. Based upon a combination of colour formers (leuco dyes), colour developers and melt materials, Kromagen irreversibly changes from colourless in its cold state to become coloured when heated above the activation temperature.

These materials can be used in a variety of ap...    Read more  


Kromagen aqueous concentrates and inks are microencapsulated thermochromic pigments which change colour when heated. Based upon a combination of colour formers (leuco dyes), colour developers and melt materials, Kromagen irreversibly changes from colourless in its cold state to become coloured when heated above the activation temperature.

These materials can be used in a variety of applications from security and brand protection through to novelty promotional products and are suitable for aqueous applications. Kromagen are available in a variety of colours and can be supplied as ready-formulated waterbased screen and flexographic inks.

TMC are also able to customize products to customer requests.



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Features


    • Available at any temperature between 60°C and +170°C in a variety of colours

    • Lightfastness 1 – 3 (Blue Wool Scale)

    • Particle Size <16 µm

    • Bisphenol-A free

    • Available as either aqueous concentrates and ready-formulated inks

    • Suitable for aqueous formulations

Benefits


    • Irreversible colour change for coatings and inks

Typical Applications


    • Security and brand protection

    • Anti-counterfeiting

    • Product labelling and temperature indication

    • Interactive packaging and promotional materials


     

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