At present, this product is discontinued, thanks!
XYSIL® R170B is a fumed silica after treated with HMDS(hexamethyldisilazane). It is based on a hydrophilic fumed silica with a specific surface area of 200m2/g.
Application:
- Paint & coating
- RTV silicone sealant
- Silicone rubber
- Adhesive
Functions:
In coating, paint, adhesive, sealant, and silicone, etc., it applied as:
- Thickening agent
- Thixotropic agent
- Anti-settling agent
Packing and Storage:
- Packaged in multiple layer kraft paper
- 10kg bags on pallet
- Should be stored in the original packaging in dry
- Protected from volatile substance
Physico-chemical Data
Properties | Typical Value | Standardization |
---|---|---|
BET surface area [m2/g] | 170 ± 20 | GB/T10722 |
pH value | 5.0 ~ 8.0 | GB/T10722 |
Loss on drying [%] | < 0.9 | GB/T1717 |
Loss on ignition | < 4.0 | GB/T5211.3 |
Tamped density [g/L] | 40 ~ 60 | GB/T5211.14 |
SiO2 content | ≥99.8 | GB/T20020 |
Carbon content [wt%] | 2.0 ~ 4.0 | GB/T5211.4 |
Surface modification | Hexamethyldisilazane | – |