 
                            Novoperm Red HF4B is a transparent blue shade Naphthol AS pigment. It exhibits excellent overall fastness properties. Recommended for paste inks, for solvent- and water-based packaging gravure and flexographic printing inks.
Physical Data
Fastness properties
Recommended for
Paste inks
Liquid inks
■ highly recommended ● recommended ○ limited suitability – not tested
| C. I. Name | Pigment Red 187 | 
|---|
| Coldset | – | 
|---|---|
| Heatset | ● | 
| Sheetfed | ● | 
| Metal deco | ■ | 
| Silkscreen | ● | 
| UV curing (Offset) | ● | 
| Polyamide | – | 
|---|---|
| NC acetate | ● | 
| NC alcohol | ● | 
| Waterbased | ● | 
| Polyvinyl butyral | – | 
| UV curring (Flexo) | – | 
| Decorative laminates | ● | 
| Pub gravure, Toluene | – | 
| Density | 1.45 [g/cm3] | 
|---|---|
| pH-value | – | 
| Viscosity | – [Pa.s] | 
| Oil absorption | 83 [ml/100g] | 
| Specific surface | 66 [m2/g] | 
| Fineness of grind | – [µm] | 
| Average particle size | 110 [nm] | 
| 4-5 | |
| DOP | – 5 | 
| MEK | 5 | 
| Acid | 5 | 
| Soap | 5 | 
| Alkali | 5 | 
| Butter | – 5 | 
| Ethanol | 5 | 
| Toluene | 5 | 
| Paraffine | – 5 | 
| Test medium | Change of the print Print / draw-down | 
| White spirit | 5 | 
| Ethyl acetate | 5 | 
| Silver laquer | |
| Sterilization | Steam phase | 
| Heat stability | 200°C | 
| Light fastness | 6-7 10.0% | 
| Solvent mixture | 5 |