1312-81-8

CAS Nr.:

1312-81-8

Lanthanum(III) oxide

EINECS Name:

Lanthanum(III) oxide

215-200-5

EINECS Nr.:

215-200-5

Lanthan(III)-oxid / Lanthansesquioxid / Dilanthantrioxid / Lanthan(III)-oxid / Lanthanum sesquioxide / Lanthana

Synonym:

Lanthan(III)-oxid / Lanthansesquioxid / Dilanthantrioxid / Lanthan(III)-oxid / Lanthanum sesquioxide / Lanthana

Lanthanum(III) oxide, also known as lanthana or lanthanum oxide, is a white to yellowish powder with high purity. It is sparingly soluble in water and exhibits excellent stability at high temperatures. With a molar mass of approximately 325.81 g/mol and a melting point of over 2300°C, it is a robust material enabling diverse applications. Its chemical formula is La2O3.

Applications of Lanthanum(III) Oxide

Lanthanum(III) oxide is commonly used as a catalyst in various chemical processes. Due to its high activity and surface reactivity, it plays a significant role in the production of fine chemicals, plastics, petrochemicals, and other industrial products. It is often employed as an additive in hydrogenation and oxidation reactions to enhance reaction rates and yields.

In the glass and ceramic industry, Lanthanum oxide is utilized as an additive to improve material properties. It acts as a stabilizer affecting the crystallization and melting temperature of glasses and ceramics. This results in products with increased strength, hardness, and thermal stability, which find applications in construction, electronics, and the medical field.

Lanthanum(III) oxide is also employed in the production of optical materials such as glasses, lenses, and optical coatings. It can influence the refractive indices of materials, thus enhancing their optical properties. These materials are used in optoelectronics, microscopy, telescopes, and other optical applications where precision and reliability are crucial.

Due to its ability to absorb and catalyze pollutants, lanthanum oxide is used in environmental technologies. For instance, it can be utilized in exhaust gas purification systems to reduce harmful emissions and improve air quality. Additionally, it is employed in wastewater treatment to remove heavy metals and other contaminants.

Lanthanum(III) oxide is an extremely versatile chemical raw material with a wide range of applications. Its unique physical and chemical properties make it an indispensable material in the chemical industry, glass and ceramic manufacturing, optoelectronics, and environmental technology. Through its diverse applications, it contributes to the development of advanced materials and technologies.