Shanghai Kemike Chemical Co.,Ltd
Fueling Innovation with Chemical Gases
Add to Cart
TEOS, or tetraethylorthosilicate, is a chemical compound with the formula Si(OC2H5)4. It is a colorless liquid that is primarily used as a precursor for the synthesis of silicon dioxide (SiO2) or silica materials.
TEOS is commonly employed in the production of silica-based materials such as glass, ceramics, and thin films. It is particularly important in the manufacturing of silicon dioxide coatings and films used in microelectronics, optical fibers, and various types of coatings. TEOS can be hydrolyzed in the presence of water or moisture to form silanol groups, which then condense to create a silica network.
The hydrolysis and condensation reactions of TEOS are often carried out in the presence of a catalyst or under controlled conditions to achieve the desired properties of the resulting silica materials. These materials can have diverse applications, including as insulating layers, dielectrics, protective coatings, and substrates in various technological fields.
It is worth noting that TEOS is a volatile and flammable liquid, so appropriate safety precautions should be taken when handling and using it.
Basic Info.
| Model NO. | Si (Oc2h5) 4 | Transport Package | Y-Cylinder, T-Drum, Tt, Tanker |
| Specification | 20L, 40L, 280L and customizable | Trademark | CMC |
| Origin | Suzhou, China | HS Code | 2812190091 |
| Production Capacity | 200t/Year |
Product specfication:
| CAS NO. | 11099-06-2 |
| Purity, % | 99%min |
| Molecular weight | 740 |
| Density(ρ20)g/cm3 | 1.05-1.07 |
| Silicon Dioxide | 40-42% |
