Pigment Red 81
Origo Chemical is the largest manufacturers and genuine suppliers of premium quality pigment red 81 in China. Buy our 100% genuine pigments at lowest price.
Key Features
Technical Specifications
| C.I. NO. | 45160:1 |
| CAS NO. | 12224-98-5 |
| EU NO | 235-424-7 |
| Molecular Formula | C28H31N2O3+ |
| Chemical Group | Triarylcarbonium |
Physical Data & Fastness Properties
| Light Fastness | 5 |
| Heat Resistance | 120 |
| Acid Resistance | 3 |
| Alkali Resistance | 3 |
Applications
- General-purpose inks
- Paints and coatings
- Plastics coloring
- Masterbatch production
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 120°C (system dependent). Ensure good ventilation and use appropriate PPE. Store sealed in a cool, dry place.
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