R 839
R 839 is an alumina-silica surface treated rutile titanium
dioxide pigment. It is characterized by good whiteness, strong
tint reducing power and high exterior durability.
Specifications:
|
TiO2 content % |
≥94.0 |
|
Tinting power reynolds |
≥1850 |
|
Specific resistance Ω.cm |
≥8000 |
|
Sieve residue +0.045mm% |
≤0.04 |
|
pH |
6.0~8.5 |
|
Moisture % |
≤0.5 |
|
Oil absorption, g/100g |
≤20 |
|
CIE L* |
≥98 |
|
CIE b* |
3.55% |
|
CIE a* |
-1.02 |
|
Content of rutile % |
≥98 |
● Applications
◊ Rigid PVC
◊ Masterbatch
◊ Exterior plastics
◊ Paints
◊ Powder coating