Hostaperm Violet RL spec. for Printing
Pigment Violet 23
Hostaperm Violet RL spec. is a blue shade, very strong dioxazine pigment with
the outstanding fastness properties of this group of pigments. Recommended for
paste inks and for solvent- and water based packaging gravure and flexographic
printing inks.
Benefits
- Very strong dioxazine pigment
- Outstanding fastness
Product Data
Physical Data
| Density | [g/cm3] | 1.49 |
| pH-value | – | |
| Specific surface | [m2/g] | 80 |
| Average particle size | [nm] | 50 |
| Fineness of grind | [µm] | – |
| Viscosity | [Pa.s] | – |
| Oil absorption | [ml/100g] | 78 |
Fastness properties
| Staining of the test medium by: | |||
| Test medium | Powder pigment | Print / draw-down | Change of the print |
| Solvent mixture | 5 | 5 | 5 |
| Ethanol | 5 | 5 | 5 |
| Ethyl acetate | 5 | 5 | 5 |
| MEK | 4-5 | 5 | 5 |
| Toluene | 4-5 | 5 | 5 |
| White spirit | 5 | 5 | 5 |
| DOP | 5 | 5 | – |
| Paraffine | 5 | 5 | – |
| Butter | – | 5 | – |
| Soap | – | 5 | 5 |
| Alkali | – | 5 | 5 |
| Acid | – | 5 | 5 |
| Heat stability | 10 min. | 220°C | |
| 30 min. | 200°C | ||
| Light fastness | 1/3 SD | 6.0 % | 6-7 |
| Light fastness | 10.0% | 6-7 | |
| Silver laquer | 5 | ||
| Sterilization | Water phase | Steam phase | |
| 5 | 5 | ||
Applications
Recommended for
Paste inks
| Sheetfed | ● |
| Heatset | ● |
| Coldset | – |
| Silkscreen | ● |
| Metal deco | ■ |
| UV curing (Offset) | ● |
Liquid inks
| NC alcohol | ● |
| NC acetate | ● |
| Waterbased | ■ |
| Polyvinyl butyral | – |
| Polyamide | – |
| Pub gravure, Toluene | – |
| Decorative laminates | – |
| UV curring (Flexo) | ■ |
■ highly recommended
● recommended
○ limited suitability
– not tested
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