Pigment Yellow 181
Pigment Yellow 181 affords reddish yellow shade, exhibits excellent light fastness up to almost 8 grade in all kinds of plastics.
Key Features
Technical Specifications
| C.I. NO. | 11777 |
| CAS NO. | 74441-05-7 |
| EU NO | 277-873-1 |
| Molecular Formula | C25H21N7O5 |
| Chemical Group | Benzimidazolone |
Physical Data & Fastness Properties
| Acid Resistance | 5 |
| Alkali Resistance | 5 |
| Heat Resistance | 260-300 |
| Light Fastness | 8 |
Applications
- Automotive OEM/refinish coatings
- Powder coatings
- Printing inks (gravure/flexo)
- Packaging inks
- Paints and coatings
- Plastics coloring
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.
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