Unlocking CO₂ Reduction Potential with DiffuCarb® E300T IrO₂-Carbon Paper Electrode

Introduction: As the global push for clean energy and carbon neutral technologies continues, CO₂ reduction reactions (CO₂RR) are at the forefront of strategies aimed at tackling the challenges of CO₂ emissions. Efficient CO₂ conversion processes, particularly in electrolysis cells, require advanced materials that not only provide excellent catalytic properties but also manage water and gas flow efficiently. Enter the DiffuCarb® E300T IrO₂-Carbon Paper Electrode with a Hydrophobic Interface, designed specifically for CO₂RR anode applications. This advanced electrode combines the high catalytic activity of IrO₂ with the superior hydrophobic properties of Teflon to deliver outstanding performance in CO₂ reduction.

Key Features of DiffuCarb® E300T IrO₂-Carbon Paper Electrode

1. IrO₂ Catalytic Layer: The core of the DiffuCarb® E300T electrode is its IrO₂ (Iridium Oxide) catalytic coating. IrO₂ is widely recognized for its exceptional catalytic activity in oxidation reactions, making it an ideal material for CO₂RR anodes. This layer facilitates the efficient conversion of CO₂ into useful products like carbon monoxide (CO), methane (CH₄), and other hydrocarbons. The high catalytic efficiency ensures that the CO₂ reduction process proceeds smoothly with minimal energy losses.

2. Hydrophobic Interface: The electrode features a hydrophobic interface designed to improve the management of water and gases during the CO₂ reduction process. This interface prevents excess water from accumulating on the electrode surface, thereby avoiding issues like water flooding, which can lead to performance degradation. The hydrophobic treatment helps maintain a dry surface, promoting continuous and efficient gas diffusion and minimizing unwanted side reactions.

3. Teflon Binder for Enhanced Stability: Teflon (PTFE) is used as a binder for the electrode, further enhancing the hydrophobicity of the surface. The Teflon binder also provides excellent chemical stability and mechanical strength, making the electrode highly durable even under harsh electrochemical conditions. Its stability ensures that the electrode performs reliably over extended periods, minimizing the need for maintenance or replacement.

4. Carbon Paper Substrate: The DiffuCarb® E300T electrode is built on a carbon paper substrate, which offers superior electrical conductivity and efficient gas diffusion. This substrate provides the necessary support for the IrO₂ catalytic layer while also facilitating the smooth movement of electrons and gases throughout the system. The carbon paper structure ensures that the electrode can withstand the demands of high-current applications typical in CO₂ reduction and fuel cell technologies.

Advantages of DiffuCarb® E300T in CO₂ Reduction Reactions

1. Enhanced Water and Gas Management: The hydrophobic interface plays a crucial role in maintaining the ideal conditions for CO₂ reduction. By preventing water from accumulating on the electrode surface, it ensures that the CO₂RR reaction is not hindered by flooding, which can often reduce efficiency and lead to increased cell resistance.

2. Long-Lasting Durability: Thanks to the Teflon binder and the robust carbon paper base, the DiffuCarb® E300T electrode offers excellent durability. The electrode can withstand prolonged use in demanding environments, providing a long operational life for CO₂RR systems. This durability is key to reducing operating costs and ensuring the sustainability of industrial CO₂ conversion systems.

3. Superior Catalytic Efficiency: The IrO₂ layer significantly enhances the electrode’s catalytic efficiency, enabling rapid and efficient CO₂ conversion. This means faster reactions, lower energy consumption, and improved overall system performance. The high catalytic activity of IrO₂ also allows the electrode to operate efficiently even at lower overpotentials, making it ideal for energy-efficient CO₂ reduction.

4. High Flexibility in Industrial and Research Applications: Whether in research environments exploring new CO₂ reduction pathways or in industrial-scale systems seeking to maximize CO₂ conversion, the DiffuCarb® E300T electrode is versatile enough to meet the demands of both. Its reliable performance makes it suitable for a wide range of CO₂RR applications, from laboratory-scale experiments to large-scale industrial CO₂ electrolysis systems.

Applications in CO₂ Reduction and Beyond

The DiffuCarb® E300T IrO₂-Carbon Paper Electrode is specifically engineered for use in CO₂ reduction reactions (CO₂RR), a critical technology for achieving carbon capture and utilization (CCU) goals. It is ideal for:

• CO₂ Electrolysis: The electrode’s superior water management and catalytic properties make it perfect for use in CO₂ electrolysis cells, which convert CO₂ into valuable chemicals and fuels such as carbon monoxide, methane, or ethylene.
• Fuel Cells and Green Energy Applications: Beyond CO₂ reduction, this electrode can also be adapted for use in fuel cell technologies, where similar water and gas management challenges exist.
• Sustainable Chemistry: As part of green chemistry processes, the DiffuCarb® E300T electrode is integral to advancing sustainable industrial practices by enabling efficient and scalable CO₂ utilization.

Conclusion

The DiffuCarb® E300T IrO₂-Carbon Paper Electrode with Hydrophobic Interface is a cutting-edge solution for the challenges of CO₂ reduction and electrochemical applications. Its combination of high catalytic activity, hydrophobic interface, and robust material properties makes it an essential component for next-generation CO₂ conversion technologies. Whether you're working in a laboratory setting or scaling up to industrial applications, this electrode offers the performance, durability, and efficiency needed to drive progress in the fight against climate change.

As the world turns toward carbon-neutral energy solutions, the DiffuCarb® E300T electrode is an ideal choice for advancing CO₂ reduction technologies and accelerating the transition to a more sustainable future.

Interested in learning more or integrating DiffuCarb® E300T electrodes into your systems? Contact us for more information and explore how this innovative product can elevate your CO₂ reduction processes.

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Note: F200T is hydrophobic carbon paper.

The thickness of the carbon paper substrate can be customized: 0.1-1.5 mm. Brand customization is available: Fueiceel®, Toray, AvCarb, etc.

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Partial references citing our materials (from Google Scholar)

Carbon Dioxide Reduction

1. ACS Nano Strain Relaxation in Metal Alloy Catalysts Steers the Product Selectivity of Electrocatalytic CO₂ Reduction

The bipolar membrane (Fumasep FBM) in this paper was purchased from SCI Materials Hub, which was used in rechargeable Zn-CO₂ battery tests. The authors reported a strain relaxation strategy to determine lattice strains in bimetal MNi alloys (M = Pd, Ag, and Au) and realized an outstanding CO₂-to-CO Faradaic efficiency of 96.6% with outstanding activity and durability toward a Zn-CO₂ battery.

2. Front. Chem. Boosting Electrochemical Carbon Dioxide Reduction on Atomically Dispersed Nickel Catalyst

In this paper, Vulcan XC-72R was purchased from SCI Materials Hub. Vulcan XC 72R carbon is the most common catalyst support used in the anode and cathode electrodes of Polymer Electrolyte Membrane Fuel Cells (PEMFC), Direct Methanol Fuel Cells (DMFC), Alkaline Fuel Cells (AFC), Microbial Fuel Cells (MFC), Phosphoric Acid Fuel Cells (PAFC), and many more!

3. Adv. Mater. Partially Nitrided Ni Nanoclusters Achieve Energy-Efficient Electrocatalytic CO₂ Reduction to CO at Ultralow Overpotential

An AEM membrane (Sustainion X37-50 Grade RT, purchased from SCI Materials Hub) was activated in 1 M KOH for 24 h, washed with ultra-purity water prior to use.

4. Adv. Funct. Mater. Nanoconfined Molecular Catalysts in Integrated Gas Diffusion Electrodes for High-Current-Density CO₂ Electroreduction

In this paper (Supporting Information), an anion exchanged membrane (Fumasep FAB-PK-130 obtained from SCI Materials Hub (www.scimaterials.cn)) was used to separate the catholyte and anolyte chambers.

SCI Materials Hub: we also recommend our Fumasep FAB-PK-75 for the use in a flow cell.

5. Appl. Catal. B Efficient utilization of nickel single atoms for CO₂ electroreduction by constructing 3D interconnected nitrogen-doped carbon tube network

In this paper, the Nafion 117 membrane was obtained from SCI Materials Hub.

6. Vacuum Modulable Cu(0)/Cu(I)/Cu(II) sites of Cu/C catalysts derived from MOF for highly selective CO₂ electroreduction to hydrocarbons

In this paper, Proton exchange membrane (Nafion 117), Nafion D520, and Toray 060 carbon paper were purchased from SCI Materials Hub.

7. National Science Review Confinement of ionomer for electrocatalytic CO2 reduction reaction via efficient mass transfer pathways

An anion exchange membrane (PiperION-A15-HCO3) was obtained from SCI Materials Hub.

8. Catalysis Communications Facilitating CO2 electroreduction to C2H4 through facile regulating {100} & {111} grain boundary of Cu2O

Carbon paper (TGPH060), membrane solution (Nafion D520), and ionic membrane (Nafion N117) were obtained from Wuhu Eryi Material Technology Co., Ltd (a company under SCI Materials Hub).

Batteries

1. J. Mater. Chem. A Blocking polysulfides with a Janus Fe3C/N-CNF@RGO electrode via physiochemical confinement and catalytic conversion for high-performance lithium–sulfur batteries

Graphene oxide (GO) in this paper was obtained from SCI Materials Hub. The authors introduced a Janus Fe3C/N-CNF@RGO electrode consisting of 1D Fe3C decorated N-doped carbon nanofibers (Fe3C/N-CNFs) side and 2D reduced graphene oxide (RGO) side as the free-standing carrier of Li2S6 catholyte to improve the overall electrochemical performance of Li-S batteries.

2. Joule A high-voltage and stable zinc-air battery enabled by dual-hydrophobic-induced proton shuttle shielding

This paper used more than 10 kinds of materials from SCI Materials Hub and the authors gave detailed properity comparsion.

The commercial IEMs of Fumasep FAB-PK-130 and Nafion N117 were obtained from SCI Materials Hub.

Gas diffusion layers of GDL340 (CeTech) and SGL39BC (Sigracet) and Nafion dispersion (Nafion D520) were obtained from SCI Materials Hub.

Zn foil (100 mm thickness) and Zn powder were obtained from the SCI Materials Hub.

Commercial 20% Pt/C, 40% Pt/C and IrO2 catalysts were also obtained from SCI Materials Hub.

3. Journal of Energy Chemistry Vanadium oxide nanospheres encapsulated in N-doped carbon nanofibers with morphology and defect dual-engineering toward advanced aqueous zinc-ion batteries

In this paper, carbon cloth (W0S1011) was obtained from SCI Materials Hub. The flexible carbon cloth matrix guaranteed the stabilization of the electrode and improved the conductivity of the cathode.

4. Energy Storage Materials Defect-abundant commercializable 3D carbon papers for fabricating composite Li anode with high loading and long life

The 3D carbon paper (TGPH060 raw paper) were purchased from SCI Materials Hub.

5. Nanomaterials A Stable Rechargeable Aqueous Zn–Air Battery Enabled by Heterogeneous MoS2 Cathode Catalysts

Nafion D520 (5 wt%), and carbon paper (GDL340) were received from SCI-Materials-Hub.

6. SSRN An Axially Directed Cobalt-Phthalocyanine Covalent Organic Polymer as High-Efficient Bifunctional Catalyst for Zn-Air Battery

Carbon cloth (W0S1011) and other electrochemical consumables required for air cathode were provided by SCI Materials Hub.

Oxygen Reduction Reaction

1. J. Chem. Eng. Superior Efficiency Hydrogen Peroxide Production in Acidic Media through Epoxy Group Adjacent to Co-O/C Active Centers on Carbon Black

In this paper, Vulcan XC 72 carbon black, ion membrane (Nafion N115, 127 μL), Nafion solution (D520, 5 wt%), and carbon paper (AvCarb GDS 2230 and Spectracarb 2050A-1050) were purchased from SCI Materials Hub.

2. Journal of Colloid and Interface Science Gaining insight into the impact of electronic property and interface electrostatic field on ORR kinetics in alloy engineering via theoretical prognostication and experimental validation

The 20 wt% Pt3M (M = Cr, Co, Cu, Pd, Sn, and Ir) were purchased from SCI Materials Hub. This work places emphasis on the kinetics of the ORR concerning Pt3M (M = Cr, Co, Cu, Pd, Sn, and Ir) catalysts, and integrates theoretical prognostication and experimental validation to illuminate the fundamental principles of alloy engineering.

Water Electrolysis

1. International Journal of Hydrogen Energy Gold as an efficient hydrogen isotope separation catalyst in proton exchange membrane water electrolysis

The cathodic catalysts of Pt/C (20 wt%, 2–3 nm) and Au/C (20 wt%, 4–5 nm) were purchased from SCI Materials Hub.

2. Small Science Silver Compositing Boosts Water Electrolysis Activity and Durability of RuO2 in a Proton-Exchange-Membrane Water Electrolyzer

Two fiber felts (0.35 mm thickness, SCI Materials Hub) were used as the porous transport layers at both the cathode and the anode.

3. Advanced Functional Materials Hierarchical Crystalline/Amorphous Heterostructure MoNi/NiMoOx for Electrochemical Hydrogen Evolution with Industry-Level Activity and Stability

Anion-exchange membrane (FAA-3-PK-130) was obtained from SCI Materials Hub website.

Fuel Cells

1. Polymer Sub-two-micron ultrathin proton exchange membrane with reinforced mechanical strength

Gas diffusion electrode (60% Pt/C, Carbon paper) was purchased from SCI Materials Hub.

Characterization

1. Chemical Engineering Journal Electrochemical reconstitution of Prussian blue analogue for coupling furfural electro-oxidation with photo-assisted hydrogen evolution reaction

An Au nanoparticle film was deposited on the total reflecting plane of a single reflection ATR crystal (SCI Materials Hub, Wuhu, China) via sputter coater.