Thermochromic Dyes

Thermochromic Dyes

Thermochromic Dyes are temperature-responsive colourants that change colour or colour intensity in response to temperature variations. They are used in compatible inks, coatings, textiles, packaging, and temperature-indicating products.

Thermochromic Dyes are specialised colour-changing materials designed to respond to changes in temperature. Depending on their chemistry and formulation, they may produce reversible or irreversible colour changes and are used in various decorative, industrial, and temperature-indicating applications. Applications: • Temperature-sensitive inks and printing • Smart packaging and product labelling • Decorative coatings and surface finishes • Textiles and promotional products • Temperature-indicating materials and products Product Features: • Temperature-dependent colour response • Different colour-change temperatures available depending on the formulation • Reversible or irreversible performance, depending on the product type • Application compatibility depends on the substrate and processing conditions • Additional colours and grades may be available on request, subject to actual availability and specification confirmation Technical Information: Thermochromic Dyes are a product category rather than a single chemical. Some commercial thermochromic products are formulated systems containing multiple components rather than conventional single-molecule dyes. Exact composition, CAS number, Colour Index (C.I.), purity, activation temperature, and HSN code depend on the specific product. Before purchase or application, verify the Technical Data Sheet (TDS) and Safety Data Sheet (SDS), including temperature range, colour-change behaviour, processing limits, durability, and compatibility with the intended material. Veltheron Imperial Group Private Limited