Pigment Red 268
Pigment Red 268 is a medium naphthol AS red with good strength and economy for industrial paints and inks, registered as C.I. 12316 (CAS 16403-84-2). Heat stability reaches 180°C in plastics systems while light fastness is rated 6-7, keeping colour integrity under outdoor exposure. Typical end uses span General-purpose inks, Paints and coatings, Plastics coloring, Masterbatch production.
Key Features
Technical Specifications
| C.I. NO. | 12316 |
| CAS NO. | 16403-84-2 |
| Chemical Group | Naphthol AS |
| Moisture | ≤1.5 |
| Water Soluble Matter | ≤1.0 |
| Electric Conductivity | ≤500 |
| Fineness (80 mesh) | ≤5.0 |
| pH Value | 6.5-7.5 |
Physical Data & Fastness Properties
| Acid Resistance | 8 |
| Alkali Resistance | 8 |
| Alcohol Resistance | 6 |
| Ester Resistance | 7 |
| Benzene Resistance | 6 |
| Soap Resistance | 7 |
| Heat Resistance | 180°C |
| Light Fastness | 6-7 |
Application Fields
This product is widely used in the following application fields, providing excellent coloring performance and durability:
- 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 280°C (system dependent). Ensure good ventilation and use appropriate PPE. Store sealed in a cool, dry place.
Frequently Asked Questions
What is Pigment Red 268 used for?
Pigment Red 268 is mainly used for transparent coloring of General-purpose inks, Paints and coatings, Plastics coloring, Masterbatch production, and can also be used for masterbatch production.
What are the key properties of Pigment Red 268?
Pigment Red 268 offers a heat resistance of 180°C, and has light fastness rated 6-7, and has a Naphthol AS chemical structure.
What is the CAS number of Pigment Red 268?
The CAS number of Pigment Red 268 is 16403-84-2, and its Colour Index number is C.I. 12316.
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