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Thermochromic Dyes

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Thermochromic Dyes Price And Quantity

Minimum Order Quantity 1 Kilograms
Price Range 50.00 - 100.00 INR

Thermochromic Dyes Trade Information

Supply Ability 50000 Kilograms Per Week
Delivery Time 3-7 Days

Product Description

Thermochromic dyes are a type of color-changing pigment that responds to changes in temperature by altering their color. These dyes are often used in various applications ranging from novelty items to industrial sensors. They work on the principle of reversible molecular rearrangement, where the molecules change their structure in response to temperature variations, leading to alterations in the absorption and reflection of light, thus changing the perceived color.

There are two main types of thermochromic dyes:

1. Reversible Thermochromic Dyes: These dyes change color when subjected to temperature changes but revert to their original color when the temperature returns to its initial level. This reversible property makes them suitable for applications where repetitive color changes are desired.

2. Irreversible Thermochromic Dyes: Unlike reversible dyes, irreversible thermochromic dyes undergo a permanent color change upon exposure to certain temperatures. Once activated, they do not return to their original color, which can be useful in applications such as indicating when a certain temperature threshold has been reached.

Thermochromic dyes find applications in various fields, including:

1. Packaging: They are used in packaging materials to indicate temperature variations during storage or shipping. For example, they can signal if a product has been exposed to high temperatures that may compromise its quality or safety.

2. Textiles: Thermochromic dyes are employed in textiles to create interactive fabrics that change color with temperature fluctuations. These fabrics have applications in fashion, sportswear, and even medical textiles where they can indicate changes in body temperature.

3. Toys and Novelties: Thermochromic dyes are popular in toys and novelties, such as color-changing mugs, mood rings, and stickers, adding an element of fun and interactivity.

4. Industrial Applications: They are utilized in industrial processes as sensors to indicate temperature changes in machinery or during manufacturing processes.

5. Security Printing: Thermochromic inks are used in security printing applications such as banknotes, passports, and tickets to provide a visual indicator of authenticity. These inks can reveal hidden patterns or messages when exposed to specific temperatures.