Thermochromic Pigments

TDR-Red-33

Also Known As:Thermochromic Pigment

Scarlet Red thermochromic pigment from T series. Color change temperature range: 30 ~ 38°C. Available in Z and P grades. High color concentration, good heat resistance, suitable for injection molding.

TDR-Red-33 - 1

Key Features

Scarlet red color
High color concentration
Excellent heat resistance
Near body temperature change

Technical Specifications

C.I. NO.-
CAS NO.-
Chemical GroupThermochromic Pigment
Particle Size3-5 μm
Color Change Temp.30 ~ 38°C

Physical Data & Fastness Properties

SeriesT Series
GradeZ (Narrow Range), P (Injection Molding)
PerformanceHigh color concentration, good heat resistance
Initial ColorScarlet Red
Color Development Temp.Within 30 ~ 38°C
Decolorization Temp.Below 30°C or above 38°C

Application Fields

This product is widely used in the following application fields, providing excellent coloring performance and durability:

  • Injection molding
  • Body temperature products
  • Consumer electronics
  • Medical devices
  • Decorative items

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Usage Instructions

Recommended dosage: 1-5% depending on application. For injection molding: process at temperature below 250°C. Store in cool, dry place.

Frequently Asked Questions

What is TDR-Red-33 used for?

TDR-Red-33 is mainly used for transparent coloring of Injection molding, Body temperature products, Consumer electronics, Medical devices and other polymers, and can also be used for masterbatch production.

What are the key properties of TDR-Red-33?

TDR-Red-33 offers a a Thermochromic Pigment chemical structure.

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