Praseodymium Oxide Pr6O11
Product Properties
Name: Praseodymium oxide
Formula: Pr6O11
CAS No.: 12037-29-5
Molecular Weight: 1021.43
Density: 6.5 g/cm3
Melting point: 2183 °C
Appearance: Brown powder
Specification of Praseodymium oxide
| Products Name | Praseodymium Oxide | |||
| Pr6O11/TREO (% min.) | 99.999 | 99.99 | 99.9 | 99 |
| TREO (% min.) | 99 | 99 | 99 | 99 |
| Loss On Ignition (% max.) | 1 | 1 | 1 | 1 |
| Rare Earth Impurities | ppm max. | ppm max. | % max. | % max. |
| La2O3/TREO | 2 | 50 | 0.02 | 0.11 |
| CeO2/TREO | 2 | 50 | 0.06 | 0.1 |
| Nd2O3/TREO | 5 | 100 | 0.05 | 0.7 |
| Sm2O3/TREO | 1 | 10 | 0.01 | 0.05 |
| Eu2O3/TREO | 1 | 10 | 0.01 | 0.02 |
| Gd2O3/TREO | 1 | 10 | 0.01 | 0.01 |
| Y2O3/TREO | 2 | 50 | 0.01 | 0.06 |
| Non-Rare Earth Impurities | ppm max. | ppm max. | % max. | % max. |
| Fe2O3 | 2 | 10 | 0.003 | 0.005 |
| SiO2 | 10 | 100 | 0.023 | 0.03 |
| CaO | 10 | 100 | 0.012 | 0.03 |
| Cl- | 50 | 100 | 0.025 | 0.03 |
| CdO | 5 | 5 | ||
| PbO | 10 | 10 | ||
Application of Praseodymium oxide
- Coloring Agent: Praseodymium oxide is used to color glasses and ceramics. It can impart a yellowish-green color to glass and is used in making colored glazes for ceramics. The specific coloration depends on the concentration and the presence of other elements.
- UV Protection: In glass manufacturing, praseodymium oxide can also be added to provide UV protection, as it absorbs ultraviolet light.
- Chemical Reactions: It serves as a catalyst in various chemical reactions. For instance, praseodymium oxide is used in the automotive industry as a part of catalytic converters to help reduce harmful emissions from vehicle exhausts. It also finds application in the catalytic oxidation of carbon monoxide and hydrocarbons.
- Doping Material: Praseodymium oxide is used as a doping agent in the semiconductor industry. It can alter the electrical properties of semiconductor materials, enhancing their performance in electronic devices.
- Ferroelectric Materials: The oxide is utilized in the production of ferroelectric materials, which are important for various electronic applications, including memory devices and capacitors.
- Permanent Magnets: While praseodymium is more directly associated with the production of high-strength permanent magnets when alloyed with other metals (e.g., neodymium, boron, and iron), praseodymium oxide can be involved in the production process or modification of magnetic materials.