Ethylsilicate 40 is a liquid with a low odor of ether, a mixture of tetra ethoxy silane and polyethoxy siloxanes.
It is well soluble in toluene, benzene, ethyl alcohol and other solvents.
Synonyms: Ethylsilicate 40, TEOS, ethyl silicate, Tetraethyl orthosilicate, tetraethyl silicate, Orthosilicic acid tetraethyl ester, Tetraethoxysilane, silicic acid (H4SIO4), tetraethyl ester, tetraethyl silicate
CAS. No: 78-10-4 EINECS 201-083-8, EC 201-083-8
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Store in original container at temperature from -60°C to +30°C. Store in a cool, dry, well-ventilated place. Protect from moisture and direct sunlight. Store away from oxidizers, strong acids, alkalis and other chemicals having alkaline reaction, for example, ammonia, amines.
The guaranteed shelf life in original container is 12 months.
Storage over the date specified on the label does not necessarily mean the product is unusable. In case, if store more, please, check the properties of product before use.
Polymer canisters 25 dm3.
Polyethylene barrels of 50 dm3.
Barrels combined (steel-polyethylene) of 200 dm3.
Polyethylene barrels of 220 dm3.
Special polymer containers (IBC) up to 1 m3.
Ethylsilicate 40 is low toxic, explosive and fire-hazardous product. When carrying out work observe fire safety techniques.
Detailed instructions are given in the relevant product safety data sheet. It can be provided upon request.
| Parameter name and measure unit | Standard |
|---|---|
| Appearence | clear liquid from colorless to yellowish-broun |
| Optical density at a wavelength of 400 nm, max | 1,4 |
| Optical density at a wavelength of 670 nm, max | 0,3 |
| Mass content of hydrogen chloride, %, max | 0,1 |
| Mass content of ethyl alcohol, %, max | 1,5 |
| Mass content of tetra ethoxy silane, % | 10 – 15 |
| Mass content of silicon dioxide, % | 38 – 42 |
| Density at +20°С, g/cm3 | 1,04 – 1,07 |
| Duration of gelation, minutes | 180 – 280 |
| Freezing point temperature, °С, max
| -60 |