Description

Cerium Zirconium Oxide is a high-performance mixed metal oxide compound, also known as cerium zirconate. This advanced material is valued for its exceptional oxygen storage capacity, thermal stability, and catalytic properties, making it a critical component in modern industrial and environmental technologies. It is essential for manufacturers and R&D facilities in the automotive, chemical processing, and electronics sectors seeking to enhance product performance and efficiency.

Application

• Automotive Catalysts: A key component in three-way catalytic converters (TWCs) for gasoline engines, where it stores and releases oxygen to optimize the reduction of NOx, CO, and unburned hydrocarbons.
• Chemical Process Catalysis: Used as a support or promoter in catalysts for steam reforming, water-gas shift reactions, and selective oxidation processes.
• Solid Oxide Fuel Cells (SOFCs): Employed in electrolytes or electrode materials due to its high ionic conductivity and stability at elevated temperatures.
• Polishing Compounds: Serves as an abrasive agent in precision optical and semiconductor wafer polishing slurries for achieving ultra-smooth surfaces.
• Oxygen Sensors: A vital material in lambda sensors and other electrochemical sensors to monitor and control oxygen concentrations in exhaust gases and industrial furnaces.
• Protective Coatings: Used in thermal barrier coatings (TBCs) for turbine blades and high-temperature engine components to improve thermal insulation and corrosion resistance.
• Glass & Ceramics Manufacturing: Acts as a stabilizer, opacifier, or coloring agent to enhance the durability and optical properties of specialty glasses and ceramics.

Basic Information

Product Name	Cerium Zirconium Oxide
CAS No.	53169-24-7
Molecular Formula	Typically CexZr1-xO2 (variable composition)
Molecular Weight	Varies with Ce/Zr ratio. Contact for details.
Synonyms	Cerium Zirconate; Ceria-Zirconia Mixed Oxide; CeZrOx; CZO; Zirconium Cerium Oxide; Cerium-Doped Zirconia; Zirconia-Ceria Solid Solution; Oxygen Storage Material (OSM)
EINECS	Contact for details.

Quality Control

Our Cerium Zirconium Oxide is manufactured under stringent quality management systems. Each batch undergoes rigorous testing for critical parameters including phase composition, specific surface area (BET), particle size distribution, and chemical purity to ensure consistent performance in your application. Certificates of Analysis (COA) detailing lot-specific results are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture and CO2.

Specification

Item	Specification
Appearance	White to pale yellow powder
Identification (XRD)	Conforms to Cubic/Tetragonal phase
Assay (as CexZr1-xO2)	≥ 99.0%
CeO2 Content	20% - 80% (Customizable)
Specific Surface Area (BET)	30 - 100 m²/g
Average Particle Size (D50)	0.5 - 5.0 µm
Loss on Ignition (LOI)	≤ 2.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.