Lanthanum Cerium Carbonate
Lanthanum Cerium Carbonate Technical Data:
| Items | (LaCe)2(CO3)3-65CeB1 | (LaCe)2(CO3)3-65CeB2 |
| REO（wt%） | ≥45.0 | ≥45.0 |
| Lanthanum cerium fractionation & RE impurities（wt%） | ||
| La2O3/REO | 35±2 | 35±2 |
| CeO2/REO | 65±2 | 65±2 |
| Pr6O11/REO | ≤0.01 | ≤0.005 |
| Nd2O3/REO | ≤0.01 | ≤0.005 |
| Sm2O3/REO | ≤0.0005 | ≤0.0002 |
| Y2O3/REO | ≤0.0005 | ≤0.0002 |
| Non-RE impurities（wt%） | ||
| CaO | ≤0.05 | ≤0.03 |
| MgO | ≤0.005 | ≤0.003 |
| SO42- | ≤0.03 | ≤0.03 |
| ZnO | ≤0.001 | ≤0.001 |
| Fe2O3 | ≤0.002 | ≤0.002 |
| Cl– | ≤0.05 | ≤0.05 |
| SiO2 | ≤0.015 | ≤0.01 |
| D50 | ≥30 | ≥30 |
Application:
Lanthanum cerium carbonate has various uses, mainly including the following aspects:
1. Petrochemical field: Lanthanum cerium carbonate is an important component of petroleum cracking catalysts, which can accelerate the cracking reaction of hydrocarbon molecules, improve the yield and quality of light oil products, and reduce energy consumption and production costs. In addition, it can also be used to synthesize various rare earth chemical additives, improve catalyst performance, enhance reaction efficiency and selectivity.
2. Metallurgical industry field: In the steelmaking process, lanthanum cerium carbonate can be used as an additive to effectively remove impurities and harmful elements from steel, improving the purity and quality of steel. It can also refine grain size, improve the microstructure of steel, enhance its strength, toughness, and corrosion resistance. In addition, lanthanum cerium carbonate is an important raw material for preparing mixed rare earth metals and rare earth alloys, which have wide applications in aerospace, automotive manufacturing, electronics and other fields.
3. In the field of textile industry: Lanthanum cerium carbonate can be used to prepare textile printing and dyeing auxiliaries, such as rare earth fluorescent whitening agents, to improve the whiteness and glossiness of textiles and increase their added value. In the process of leather tanning, it can improve the tanning effect of leather, enhance its softness, fullness, and wear resistance.
4. In the agricultural field, lanthanum cerium carbonate can be used as a raw material for rare earth fertilizers, promoting the efficiency of photosynthesis in plants, enhancing their stress resistance, and improving crop yield and quality. Adding an appropriate amount of lanthanum cerium carbonate to feed can improve the immunity and growth performance of animals.
5. Other fields: In glass manufacturing, lanthanum cerium carbonate can be used to decolorize and clarify glass, improve its transparency and glossiness, and enhance its radiation resistance. In addition, it can also be used to manufacture optical glass and glasses.