AEROSIL® R 812 S by Evonik is a rheology modifier. It is a fumed silica treated with organosilane (HMDS). It possesses corrosion resistance, anti-sagging and anti-settling effect.
- Exhibits high specific surface area with extraordinary hydrophobicity.
- It is highly efficient and transparent.
- It is especially recommended for automotive clear coats and 2K PU.
- AEROSIL® R 812 S is suitable for solvent borne, 1-pack coatings, 2-pack coatings and partially suitable for waterborne.
- The recommended addition level is 1-2% by weight calculated on total formulation.
- Designed for general industrial, car OEM and marine coatings.
- It has a shelf life of 24 months.
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AEROSIL® R 812 S properties
Other properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Carbon Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Density, Tapped | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Loss on Drying | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Silicon Dioxide Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Surface Area, BET | 0.0 Visible After Login | Visible After Login | Visible After Login |
| pH | 0.0 Visible After Login | Visible After Login | Visible After Login |