CZO-Pyrochlore Catalyst (no PGM) – 10 grams

Description

Our Cerium Zirconate (Ce₂ Zr₂ O_7.5) catalyst an oxide with no PGM incorporated. Best suited for automotive exhaust abatement application where high oxygen storage capacity and fast reduction/oxidation reaction kinetics are desired.

Priced in units of 10 grams.

PCC Cerium Zirconium Oxide  Powder Specifications (with and without precious metals)

Cerium/Zirconium: = 1 with custom ratios available

BET Surface Area (as synthesized) = 55.3 m²/gm

Pore volume by incipient wetness (as synthesized) = 1.39ml/g

Pore volume by incipient wetness (after dry milling for >2 hours) = 0.5 ml/g

Suspension pH in DI water at 30% solids = 2.8

Bulk density = 0.11 g/cc before milling,  0.27 g/cc after 2 hours, 0.51 g.cc after 18 hours¹

Viscosity after milling >2 hours with 30 wt% solids = ~22cP

Particle Size and Rheology: The effect of milling time on particle size distribution and viscosity

Applications

• Catalytic partial oxidation
• Catalytic reforming
• Autothermal reforming
• Catalytic combustion
• Complete hydrocarbon oxidation
• Internal combustion emission catalyst formulations

Benefits

• High oxygen storage capacity
• Rapid oxygen transfer bulk to surface
• Nano-crystalline morphology
• Thermal stability to 1000+ °C with reduced loss in surface area
• Resistance to poisons including sulfur and phosphorous
• Minimal carbon formation
• Easily customized to include ancillary or promoter ions in the crystal structure
• Excellent performance at a low cost