PV Fast Red HF4B
Pigment Red 187
PV Fast Red HF4B is a bluish red pigment with high light fastness. It is suitable for combinations with iron oxide red for artificial leather in the automotive sector.

Customer Support
How can we help you?
Benefits
- FDA compliant
- Suitable for artificial leather
Technical data
Product Data
Physical and Chemical Properties
| Density | [g/cm³] | 1.49 |
| Bulk volume | [l/kg] | 5.8 |
| Average particle size | [nm]- | – |
| Alkali resistance | 5 | |
| Acid resistance | 5 | |
| Specific surface | [m2/g] | 72 |
Fastness Properties
| PE | PP | PVC | PS | ABS | PC | ||
| SD 1/3 | [g/kg] | 1.9 | 2.1 | 7.7 | 1.8 | 1.8 | 1.7 |
| Hue angle | [°] | 3.1 | 8.4 | 6.2 | 5.7 | 4.6 | 7.3 |
| Chroma | 47.3 | 46.2 | 50.5 | 47.3 | 51.5 | 50.2 | |
| Light fastness | (Full shade) | 7-8 | 8 | 7 | 8 | 8 | 8 |
| Light fastness | (Reduction) | 7 | 8 | 7-8 | 8 | 7-8 | 8 |
| Heat Resistance | [°C] | 260 | 250 | – | 300 | 290 | 300 |
| Weathering fastness | – | – | 3 | – | – | – |
Additional Technical Properties
| Low warping applications | Suitable |
| Cable sheathing | Suitable |
| Fastness to bleeding in P-PVC | 5 |
Applications
| Suitable | Limited suitability | Not suitable |
| PO | POM | PA |
| PVC/ Rubber | PET Fiber | |
| PS/ ABS | PA Fiber | |
| PC | PAN Fiber | |
| PBT | ||
| PUR | ||
| PP Fiber |
Limiting concentration in HDPE
Reflection curve


