MR-Red-31
Magenta Red thermochromic pigment from R series. Color change temperature range: 28.5 ~ 31°C. Available in Z, A, AO (Offset Printing), and P grades. Ideal for body temperature applications.
Key Features
Technical Specifications
| C.I. NO. | - |
| CAS NO. | - |
| Chemical Group | Thermochromic Pigment |
| Particle Size | 3-5 μm |
| Color Change Temp. | 28.5 ~ 31°C |
Physical Data & Fastness Properties
| Series | R Series |
| Grade | Z (Narrow Range), A (General Purpose), AO (Offset Printing), P (Injection Molding) |
| Initial Color | Magenta Red |
| Color Development Temp. | Below 28.5°C |
| Decolorization Temp. | Above 31°C |
Application Fields
This product is widely used in the following application fields, providing excellent coloring performance and durability:
- Baby care products
- Medical temperature indicators
- Body temperature monitoring
- Smart textiles
- Cosmetics packaging
Usage Instructions
Recommended dosage: 1-5% depending on application. For offset printing: use AO grade with appropriate ink system. Store in cool, dry place away from direct sunlight and heat sources.
Frequently Asked Questions
What is MR-Red-31 used for?
MR-Red-31 is mainly used for transparent coloring of Baby care products, Medical temperature indicators, Body temperature monitoring, Smart textiles and other polymers, and can also be used for masterbatch production.
What are the key properties of MR-Red-31?
MR-Red-31 offers a a Thermochromic Pigment chemical structure.
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