new material
Tantalum pentoxide (Ta₂O₅) is a high-purity inorganic compound known for its superior dielectric properties, thermal stability, and corrosion resistance. It is widely used in capacitors, optical coatings, catalysts, and advanced semiconductor applications. Due to its excellent insulating characteristics and chemical durability, tantalum pentoxide plays a crucial role in precision electronics, energy storage technologies, and specialized engineering solutions.
Product Overview
Tantalum pentoxide (Ta2O5), also known as tantalum oxide, is a transition metal oxide with a broad range of applications in electronic products, particularly in tantalum capacitors. It has replaced aluminum oxide in many cases, making products smaller and lighter. It is known for its excellent chemical stability, especially at high temperatures.
Key Features
- Appearance: White powder, odorless.
- Density: β-Ta2O5 = 8.18 g/cm³, α-Ta2O5 = 8.37 g/cm³.
- Melting Point: 1,872°C.
- Solubility: Insoluble in water and most organic solvents and inorganic acids but reacts with HF.
- Band Gap: 3.8 – 5.3 eV.
Applications
- Tantalum Capacitors: Used in the manufacturing of high-performance tantalum capacitors for electronic products.
- Non-Volatile Memory: Applied as a charge capture layer in non-volatile memory devices.
- Camera Lenses: Used in the production of high-quality camera lens glass.
| TEST ITEMS | TEST RESULTS (PPM) |
| Nb | <10 |
| Ti | 2 |
| W | <5 |
| Mo | <5 |
| Cr | 3 |
| Mn | <1 |
| Fe | 13 |
| Ni | 3 |
| Cu | <1 |
| Ca | <5 |
| Mg | <1 |
| Zr | <1 |
| Al | 3 |
| Sn | <1 |
| Si | 5 |
| F | 200 |
