Dyeing and Pigments

​Pigment Yellow 191 (CI 18795)

Chemical Class: Monoazo

​Specifications

• ​Color Index No.: 18795
• ​Appearance: Yellow powder
• ​Specific Surface Area: 43.80 m²/g
• ​Bulk Density: 1.58 kg/L
• ​Oil Absorption: 48.70 g/100g
• ​Density: 1.61 g/cm³

​Applications

• ​Coatings & Inks:
  • High-performance pigment for ​industrial coatings, ​automotive finishes, and ​UV-resistant printing inks, providing ​bright yellow coloration with ​good opacity and ​dispersion stability.
• ​Plastics & Polymers:
  • Suitable for ​polyolefins, ​PVC, and ​engineering plastics requiring ​thermal stability (up to 190°C) and ​lightfastness in outdoor applications.
• ​Functional Materials:
  • Used in ​masterbatches and ​high-pigment-load formulations where ​moderate oil absorption balances binder compatibility and viscosity control.