750 white powder Silica in Coating Matting Agent
High Surface Area, High Pore Volume, Good Matting
Chemical Properties
White powder form superfine silica, which is made by specific sol-gel method process. It can be dissolved by NaOH,HF. Other kinds of acid, water and organic solvents cannot dissolve the product. Resistance to high temperature, no combustion, good insulation,odourless and good extinction properties.
Specifications
|
Items |
Specification |
|
Appearance |
White Powder |
|
BET specific surface area m2/g |
300-380 |
|
Salt As Na2SO4% Max |
0.7 |
|
SiO2 % Min |
99 |
|
Heating Loss at 105°C 2h% Max |
5.0 |
|
Ignition Loss at 1000°C 2h% Max |
7.0 |
|
pH Value (10% aqueous suspension) |
5.0-7.0 |
|
DBP absorption Value cm³/g |
2.0-3.5 |
| Total Fe mg/kg Max | 200 |
|
Medium Size(D50) µm |
5.0-7.0 |
Application
White powder form superfine silica 750 is used in matting agent ink ,paint or coat .It has large suface area, large pore volume, high transparency, good extinction properties.
White Carbon Black, Amorphous Precipitated Silica, Precipitated Silica, white carbon black, Flatting agent, Matting agents, silica matting agent
