Physical and Chemical Properties
Properties and Test Methods | Unites | Value |
SiO2Content ISO3262-19 | % | ≥ 99.8 |
Specific Surface area (N2) –Tristar, multi-point ISO9277 | m2/g | 200 |
Loss on Drying， 2h at 105ºC ISO787-2 | % | ≤ 2.0 |
Ignition Loss, 2h at 1000ºC ISO 3262-1 | % | ≤ 2.0 |
pH Value 4% in dispersion | / | 4.1 |
Tamped Density ISO 787-11 | g/l | 50 |
Package | kg | 10 |
Silphobic A200 is a hydrophilic fumed silica with a specific surface area of 200 m2/g
Applications
Ø Paints and coatings
Ø Unsaturated polyester resins, laminating resins and gel coates
Ø HTV- and RTV-2K-silicone rubber
Ø Adhesives and sealants
Ø Printing inks
Ø Cable compounds and cable gels
Ø Plant protection
Ø Food and cosmetics
Properties
Ø Rheology and thixotropy control of liquid systems, binders, polymers, etc.
Ø Used as anti-settling, thickening and anti-sagging agent.
Ø Reinforcement of HTV- and RTV-2K silicone rubber.
Ø Improvement of free flow and anticaking characteristics of powders.
