Pigment Red 177


Pigment Red 177 is a halogen-free blue shade pigment red, has good transparency, and is compatible with molybdenum-chromium red to obtain bright red color, and has good light resistance and weather resistance.

PR177 has good heat resistance, 270 to 280 °C in PE, and heat resistance is significantly reduced when the pigment concentration is less than 0.1%.  It is suitable for general polyolefin plastic coloring, bleeding resistance is not good in soft PVC, also suitable for polypropylene, nylon 6 fiber pre-spinning.

PR177 is excellent in light and weather resistance, high in transparency, and widely used in automotive paint motorcycle paint.


Chemical parameter
The index number PR-177
CAS number 4051-63-2
CI structure number 65300
EC registration number 223-754-4
Chemical category Moss
Hue Blu-ray red
Molecular mass 444
Molecular formula C28H16N2〇4
Pigment performance
Heat resistance 300°C
Lightfastness Level 8
Acid resistance Level 5
Alkali resistance Level 5
Oil absorption 45
Solvent resistance Level 5
Migration resistance Level 5
Occlusion Highly transparent
Halogen content (%o) 0


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