Caibo

Pigment Yellow 139 (3R)

Pigment Yellow 139 (3R)

Organic Pigments| Yellow Collection
Pigment Yellow 139 (3R)

Basic Specifications

Product NamePigment Yellow 139 (3R)
English NamePigment Yellow 139 (3R)
CAS Registry Number36888-99-0
C.I. NumberPigment Yellow 139 / C.I. 56298
Molecular formulaC16H9N5O6
Molecular Weight367.27
Product CategoriesOrganic Pigments
Product LineYellow Collection
HueRed-Yellow (Medium Yellow / Warm Yellow)
AppearanceYellow powder
DensityApprox. 1.5 g/cm³

Product Features

  • Red-Yellow — A warm, deep, and rich yellow hue
  • Superior Coverage — Outperforms green-phase specifications
  • Excellent heat resistance — stable processing at 280-300°C for engineering plastics
  • Excellent lightfastness — 7-8 grade, fade-resistant for long-term outdoor use
  • Excellent color fastness — 4-5 grade; no staining or migration
  • Excellent solvent resistance — 5 grade; resists acids, alkalis, and solvents.

Application Areas

Automotive Coatings — OEM and Refinish Yellow ComponentsPowder Coatings — Appliances & Metal FurnitureInks — Packaging Inks, Aluminum Foil PrintingPlastics — Coloring for PP, PE, PVCWood Finishes — Warm Yellow for Furniture

App Data

Applicable SystemsRecommendationBehavior Description
Automotive Coatings✅ RecommendedUse 8-15% for a harmonious blend of warm yellow and metallic base.
Powder Coating✅ RecommendedUse 3-10%, cure at 180-200°C for stable shade.
Packaging Inks✅ RecommendedUsage: 5-15%, excellent coverage, rich color on dark bases
PP/PE✅ RecommendedUsage: 0.1-0.5%, Plastic Coloring
PVC✅ RecommendedUsage: 0.1-0.5%, migration-resistant, weather-resistant for outdoor use
Wood Finish✅ RecommendedUse 5-15% for a warmer, more natural tone.

Notes

  • Please test with a sample first to confirm the optimal dosage and heat resistance conditions.
  • The powder color chart may differ from the final product color. Please refer to the actual colored result.
  • Evaluate weather resistance for long-term outdoor exposure.
  • Recommended processing temperature: 260°C or below

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