Iridium-Based Catalysts for CO₂ Electrochemical Reduction (CO₂RR)

Verdeon Energy, in collaboration with Momenta Energy, offers a comprehensive line of iridium-based anode catalysts specifically developed for CO₂ electrochemical reduction (CO₂RR) and PEM water electrolysis. This catalyst range includes both high-iridium and low-iridium formulations, combining cost-efficiency with outstanding electrochemical stability and performance.

With a production capacity exceeding 600 g/day, we ensure fast delivery and consistent quality for industrial and research-scale applications.

Key Catalyst Variants

eHy-1002 – High-Iridium Catalyst

  • Composition: 3D porous Iridium Oxide (IrO₂) structure
  • Recommended loading: 0.75 mg/cm²
  • Performance: 1.96 V @ 4 A/cm²
  • Degradation rate: < 5 µV/hr @ 2 A/cm²
  • Stability:
    ▪ 10,000+ hours at 1–2 A/cm² (single cell)
    ▪ 1,500+ hours at 1.5 A/cm² (fuel cell stack)

eHy-2001 – Low-Iridium Catalyst

  • Composition: IrOx@TiO₂ on a highly conductive titanium support
  • Recommended loading: 0.3–0.5 mg/cm²
  • Performance: 1.98 V @ 4 A/cm²
  • Degradation rate: < 10 µV/hr @ 2 A/cm²
  • Stability:
    5,000+ hours at 2 A/cm² (single cell)

Additional Iridium Catalysts

We also supply the following advanced iridium catalysts:

  • eHy-1001 – Iridium Black
  • eHy-1003 – Composite Iridium Catalyst
  • eHy-2002 – Spherical Iridium Catalyst

These variants offer excellent catalytic activity, long-term durability, and adaptability across various electrochemical systems.