Methyl trimethoxysilane is a chemical whose molecular formula is CH3Si(CH3O)3. It is mainly used as a crosslinking agent for room temperature vulcanized silicone rubber, as well as a surface treatment agent for glass fiber and reinforced plastic laminates. External treatment agent.
Structural formula: CH3Si(OCH3)3 Molecular formula: C4H12O3Si
Molecular weight: 136.2218 CAS: 1185-55-3
EINECS: 214-685-0
Methyl chloride and silicon powder are directly synthesized in the presence of cuprous chloride catalyst in the next step to generate a mixture of methylchlorosilane, which is purified by distillation to obtain the product dimethyldichlorosilane, and then separated and purified by vacuum distillation.
| Appearance | colorless transparent liquid |
| Silicone content% ≥ | 99.0 |
| Density (25°C) g/cm3 | 0.950±0.020 |
| Refractive index (nD25) | 1.3645-1.3655 |
| pH | 6.5-7.0 |
Store in a cool, dry and well-ventilated warehouse. High fire, heat source, storage temperature no more than 25℃, relative temperature no more than 75%, packaging must be sealed and kept away from moisture. It should be stored separately from oxidants and acids, and avoid mixed storage. Use explosion-proof lighting and ventilation facilities. It is forbidden to use mechanical equipment and tools that are prone to sparks. The storage area should be equipped with leakage emergency treatment equipment and suitable storage materials.
airtight packaging in iron or plastic drums. Net weight: 25kg, 190kg.
Do not touch the open flame, store in a cool and dry place, with a shelf life of 6 months.
Prevent rain and sun exposure, and transport as non-dangerous goods.