Lanthanum(III) Oxide (La₂O₃, CAS No. 1312-81-8) is a high-purity rare earth oxide material widely used in advanced ceramics, optical materials, catalysts, solid-state materials, electronic components, and battery-related research. As an important lanthanum compound, La₂O₃ exhibits excellent thermal stability, high dielectric properties, and strong compatibility with other metal oxides, making it a valuable precursor for functional materials and industrial applications.
Lanthanum oxide is commonly used as a raw material for producing lanthanum-based ceramics, optical glasses, catalysts, and electronic materials. It also plays an important role in the preparation of perovskite-type oxides, solid electrolytes, and other advanced inorganic materials.
| Property | Value |
|---|---|
| Chemical Name | Lanthanum(III) Oxide |
| Synonyms | Lanthanum Oxide; Lanthanum Trioxide; Lanthanum Sesquioxide |
| CAS Number | 1312-81-8 |
| Molecular Formula | La₂O₃ |
| Molecular Weight | 325.81 g/mol |
| Appearance | White powder |
| Purity | Typically ≥99% |
| Crystal Structure | Hexagonal crystal system |
| Solubility | Insoluble in water; soluble in acids |
| Storage | Dry conditions, sealed container |
Lanthanum(III) Oxide features:
Lanthanum oxide is widely used as a raw material for preparing advanced ceramic materials with enhanced electrical and mechanical properties.
Typical applications include:
La₂O₃ is an important additive for producing high-performance optical glass due to its ability to improve refractive index and optical properties.
Typical applications include:
Lanthanum oxide is widely investigated as a catalyst component and catalyst support due to its oxygen storage ability and surface properties.
Typical applications include:
Lanthanum oxide has attracted significant interest as a high-k dielectric material for advanced electronic devices.
Typical applications include:
La₂O₃ serves as a precursor for preparing various lanthanum-containing solid-state materials.
Typical applications include:
As a fundamental rare earth oxide, La₂O₃ is widely used in inorganic chemistry and materials science.
Typical applications include:
| Parameter | Recommended Conditions |
|---|---|
| Storage Temperature | Room temperature |
| Atmosphere | Dry environment recommended |
| Moisture Protection | Required |
| Container | Tightly sealed |
| Handling | Avoid prolonged exposure to humid air |
Lanthanum(III) Oxide is mainly used in advanced ceramics, optical glass, catalysts, electronic materials, semiconductor research, and rare-earth material development.
La₂O₃ provides excellent thermal stability, high dielectric properties, and chemical compatibility, making it valuable for developing functional oxide materials.
Yes. Lanthanum oxide is studied as a high-k dielectric material for advanced semiconductor devices and thin-film electronic applications.
Yes. It is widely used in optical glass formulations to improve refractive index and optical performance.
Yes. Lanthanum oxide is commonly used as a catalyst component or support material in heterogeneous catalysis and environmental catalytic research.
Store in a sealed container under dry conditions and minimize exposure to moisture and carbon dioxide.
Yes. This product is supplied for laboratory research, materials development, analytical testing, and industrial R&D applications only.
