Organic Pigments

Pigment Red 166

Pigment Red 166 is an organic pigment in the Disazo Condensation class. Identification: C.I. 20730, CAS 12225-04-6. Key performance: heat resistance 300, light fastness 8. Recommended for high-performance coatings, plastics and inks requiring excellent durability.

Pigment Red 166 - 1

Key Features

Stable quality and easy to disperse
Heat resistance up to 300°C (system dependent)
Light fastness: 8 (scale 1–8)
Excellent overall durability (weather/chemical resistance)

Technical Specifications

C.I. NO.20730
CAS NO.12225-04-6
EU NO223-460-6
Molecular FormulaC40H24Cl4N6O4
Chemical GroupDisazo Condensation

Physical Data & Fastness Properties

Acid Resistance5
Alkali Resistance5
Heat Resistance300
Light Fastness8

Applications

  • Automotive OEM/refinish coatings
  • Powder coatings
  • General-purpose inks
  • Paints and coatings
  • Plastics coloring
  • Masterbatch production

Interested in this product?

Contact us for pricing and technical details.

Request a Quote

Usage Instructions

Recommended dosage: 0.3–3.0% depending on color strength and application. For plastics/masterbatch, pre-disperse with suitable carrier resin and dispersant; for inks/coatings, mill to target fineness. Processing temperature should be controlled below 300°C (system dependent). Ensure good ventilation and use appropriate PPE. Store sealed in a cool, dry place.

Related Products

You may also be interested in these products