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TMC

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Company Overview

 

Established in 1969, TMC Hallcrest have developed into the market leaders for colour change technology. Based in Deeside close to the Welsh/English border, TMC develop and manufacture thermochromic (reversible and irreversible) temperature changing pigments and ready formulated inks and paints. These novel colour changing pigments can be used in coatings, inks and thermoplastics for a wide range of applications such as security and brand protection, quality and process control and for promotional and novelty items.

Chromazone (reversible) and Kromagen (irreversible) thermochromics are available in a variety of temperature and colour combinations to suit customers’ individual needs.

In addition to these heat changing pigments, TMC are also able to offer photochromic (light sensitive) and hydrochromic (water sensitive) pigments and are able to develop custom products with individual requirements in mind.

 

ChromaZone® arrow

Reversible Thermochromic Pigments

Kromagen® arrow

Irreversible Thermochromic Pigments

Related Technical Articles
A thermographic image of a hand print
eye 5 Minute Read

When Temperature Talks: How Thermochromic Pigments Transform Materials

Thermochromic pigments, such as Chromazone®, enable formulators to create products with dynamic and heat-sensitive, colour changes. These smart materials have found their way into various applications, from functional safety indicators to eye-catching promotional products. For example, reversible thermochromic pigments are used in novelty mugs that reveal hidden designs when filled with hot beverages, packaging that signals when food or drink is at the optimal temperature for consumption, security labels for brand protection and anti-counterfeiting, and temperature-sensitive warning indicators on surfaces or medical devices. 

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