Cerium Oxide Pellets | |
Product No | NRE-52074 |
CAS No. | 1306-38-3 |
Formula | CeO2 |
Molecular Weight | 172.12 g/mol |
Purity | 99.9% |
Density | 7.6 g/cm3 |
Melting Point | 2340 °C |
Boiling Point | 3,500° C |
Shape | Pellet |
Electrical Resistivity | NA |
Electronegativity | NA |
Cerium Oxide Pellets
Cerium oxide (CeO₂) pellets, also known as ceria pellets, are used in a range of industrial, scientific, and technological applications due to their unique chemical and physical properties. Here’s a detailed overview of their primary applications:
Catalysts
Automotive Catalysts: Cerium oxide is used as a catalyst or catalyst support in automotive catalytic converters. It helps to promote the oxidation of carbon monoxide (CO) and hydrocarbons (HC), as well as the reduction of nitrogen oxides (NOx), thereby reducing vehicle emissions.
Industrial Catalysts: Ceria is used in various industrial catalytic processes, including those involved in the production of chemicals and in petroleum refining. It acts as a promoter or support for other active catalytic components.
Fuel Cells
Solid Oxide Fuel Cells (SOFCs): Cerium oxide is used as an electrolyte and as a component in the anode material of solid oxide fuel cells. It enhances ionic conductivity and stability at high temperatures, which is crucial for efficient fuel cell operation.
Optical Materials
Polishing Materials: Cerium oxide is widely used as a polishing agent, particularly for optical glass and lenses. Its fine particle size and chemical properties make it ideal for achieving a high-quality smooth finish on optical surfaces.
Optical Coatings: Cerium oxide is also used in optical coatings to enhance the durability and performance of optical components, including lenses and mirrors.
Glass Manufacturing
Glass Additives: In the glass industry, cerium oxide is used to improve the optical properties and stability of certain types of glass. It is used in the production of glass with specific colorations and optical qualities.
Electronics
Electronic Components: Cerium oxide is used in various electronic components, including those involving high-temperature superconductors and other advanced electronic materials.
Environmental Applications
Pollution Control: Cerium oxide is used in pollution control technologies. Its catalytic properties help in the degradation of pollutants and in various environmental remediation processes.
Chemical Synthesis
Chemical Reactions: Cerium oxide is used as a reagent and catalyst in various chemical synthesis processes. It is involved in reactions that produce fine chemicals and specialty compounds.