Hansa Red R for Printing
Pigment Red 4
Hansa Red R is a yellow shade, opaque beta-Naphthol pigment. It is easy to disperse and exhibits good light- and weather fastness properties. Recommended for paste inks as well as for solvent- and water based packaging gravure and flexographic printing inks.
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Benefits
- Good light- and weather fastness properties
- Easy to disperse
Technical data
Product Data
Physical Data
Density | [g/cm3] | 1.52 |
pH-value | – | |
Specific surface | [m2/g] | 12 |
Average particle size | [nm] | 270 |
Fineness of grind | [µm] | – |
Viscosity | [Pa.s] | – |
Oil absorption | [ml/100g] | 55 |
Fastness properties
Staining of the test medium by: | |||
Test medium | Powder pigment | Print / draw-down | Change of the print |
Solvent mixture | 4 | 4 | 4 |
Ethanol | 4 | 4-5 | 4-5 |
Ethyl acetate | 3-4 | 3-4 | 1 |
MEK | 3-4 | 3 | 1 |
Toluene | 3-4 | 2-3 | 1 |
White spirit | 4 | 4-5 | 5 |
DOP | 5 | 5 | – |
Paraffine | 4 | 4-5 | – |
Butter | – | 4 | – |
Soap | – | 5 | 5 |
Alkali | – | 5 | 5 |
Acid | – | 5 | 5 |
Heat stability | 10 min. | <140°C | |
30 min. | <140°C | ||
Light fastness | 1/3 SD | 12.3 % | 4-5 |
Light fastness | 10.0% | 4 | |
Silver laquer | 1 | ||
Sterilization | Water phase | Steam phase | |
3 | 3 |
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