Lanthanum chloride (LaCl₃) is an important rare earth halide, which is widely used in the field of petrochemical industry and environmental treatment due to its excellent catalytic performance and coordination ability. There are anhydrous lanthanum chloride and lanthanum chloride heptahydrate.
Chemical Properties:
- Solubility: soluble in water, strong hygroscopicity
- Thermal stability: high-temperature decomposition to lanthanum oxide
- Catalytic activity: catalyst for organic synthesis reactions
- Optical properties: characteristic absorption in the ultraviolet region
Applications:
Petrochemical
- Catalytic cracking additives: improve light oil yields
- Olefin polymerization catalysts: improving polymer properties
Environmental governance
- Wastewater treatment: phosphate precipitators
- Exhaust gas purification: VOCs degradation catalyst
Functional materials
- Optical glass additives: improve the refractive index
- Fluorescent material precursors: preparation of rare earth luminescent materials
Organic synthesis
- Friedel-Crafts reaction catalyst: alkylation of aromatic hydrocarbons
- Esterification Reaction Enhancer: Improves reaction efficiency
Metallurgical industry
- Magnesium alloy refining agent: to improve alloy properties
- Preparation of rare earth metals: raw materials for electrolysis
