Acrylate Methyl Acrylate Unsaturated Polyester Hydrophobic Fumed Silica R 7200
1, General Description
Fumed Silica R7200 is a hydrophobic fumed silica after-treated with DDS (dimethyldichlorosilane) has excellent rheological properties and is commonly used as a thickener, anti-settling agent, and anti-caking agent in a variety of industrial applications, including paints, coatings, cosmetics, and pharmaceuticals.
2, Chemical Composition:
SiO2 content >99.8 %
3, Sale Specification & Typical Properties:
| Quality |
Unit |
Range |
| carbon content |
% |
4.5–6.5 |
| losson drying |
% |
≤1.5 |
| pH-value |
|
4.0–6.0 |
| SiO2 content |
% |
>99.8 |
| specific surface area(BET) |
m²/g |
125–175 |
| tamped density |
g/l |
Approx. 50 |
4, Application:
General industrial coatings
Coil coatings
Car OEM coatings
Plastic coatings
RECOMMENDED ADDITIONLEVEL As supplied calculatedon total formulation: 1.0 - 2.0 %
5, Storage properties:
cool and dry, keeps for 2 years
6, Handing precautions:
When stored in an originalunopened packaging, theproducthas a shelf lifeof 24 months from thedateof manufacture. Werecommend to storetheproduct in closed containersunder dryconditions and to protect the material from volatilesubstances.
7, Packaging
Paper bags, 10 kg net PE-bags, 4840kg/40HQ