Methanesiliconic acid sodium salt CAS 16589-43-8
Category:
Product Description
Molecular Formula: CH3Na3O3Si
Molecular Weight: 160.09
EINECS: 240-648-3
Package: 25kg/drum
Worldwide Delivery
Made in China
Product Details
Introduction
Methanesiliconic acid sodium salt is a sodium salt of organic silicate with good water solubility and thermal stability. It is widely used in waterproof coatings, surface treatment and as an organic silicon intermediate.
Technical Index
| Item | Unit |
| Appearance | Colorless or light yellow transparent liquid |
| Non-volatile matter | 30±1% |
| Viscosity (25℃, mm²/S) | 8-15 |
| PH value | ≥ 13 |
| Density (25℃) | 1.10-1.30 |
| Silsesquioxane content % (m/m) | ≥ 12 |
| Alkali content % (m/m) | 5-10 |
Safety
| Signal word | Danger |
| Hazard statements | H314 |
| Precautionary statements | P260-P264-P280-P301+P330+P331-P303+P361+P353-P363-P304+P340-P310-P321-P305+P351+P338-P405-P501 |
| Risk Statements | 34-41 |
| Safety Statements | 26-36/37/39-45 |
| HazardClass | 8 |
Application
1. Widely used in waterproofing and moisture-proofing of roofs, internal and external walls, floors, bathrooms, kitchens, basements and warehouses, as well as the barrier and penetration of reinforced concrete structures;
2. Used in underground civil air defense projects: such as culverts, bridges, dams, tunnels, large hydropower stations, and water diversion projects to reduce water erosion and prevent weathering;
3. Used in various pools: such as swimming pools, water purification pools, sewage pools, water towers, etc.;
4. Used for impregnation of highly absorbent inorganic aggregates: such as perlite boards, roof tiles, cement bricks, high-rise building light brick facings, asbestos, inorganic fabrics, thermal insulation materials, etc., to make them have significant waterproof and moisture-proof effects;
5. Used for waterproofing, color protection, pollution prevention and aging prevention of water-soluble architectural coatings, and has been widely used in exterior wall finishes;
6. Used as an additive for latex paint, water glass, and 107 glue, which can make it have obvious hydrophobicity and maintain stable bonding strength;
7. Used in oil drilling, it can adjust the viscosity and density of mud, effectively prevent drilling collapse, and improve drilling rate;
8. Used for pumping and injecting into the oil-producing layer in the later stage of the oil well to prevent the collapse of the crust skeleton of the oil-producing layer, so that the oil far away from the oil well can be mined more smoothly;
9. Used for other special purposes to reduce water absorption and waterproof.


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Methanesiliconic acid sodium salt
CAS 16589-43-8
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