DiffuCarb™ E254c PtRu/HSC-Carbon Paper Electrode (MGL370) for Direct Methanol Fuel Cell (DMFC)

1. Product Description:

The DiffuCarb™ E254c PtRu/HSC-Carbon Paper Electrode (MGL370) is a high-performance electrode specifically engineered for use in direct methanol fuel cells (DMFC). This electrode features a platinum ruthenium (PtRu) alloy catalyst with a high specific surface area carbon (HSC) support, which is uniformly coated on an MGL370 carbon paper substrate. The electrode employs Nafion as a binder to enhance proton conductivity and ensure effective binding of the catalyst to the substrate. The PtRu catalyst is highly effective in catalyzing the methanol oxidation reaction (MOR), making it an ideal choice for methanol fuel cell applications where efficient conversion of methanol to electricity is essential.

2. Features:

• PtRu Alloy Catalyst with High Specific Surface Area: The platinum ruthenium alloy is optimized for methanol oxidation, and its high surface area provides a large number of active sites for enhanced reaction kinetics.
• MGL370 Carbon Paper Substrate: The MGL370 carbon paper provides excellent conductivity and gas diffusion properties, along with structural support for the catalyst. Its hydrophobic nature helps with water management and prevents flooding.
• High Specific Surface Area Carbon Support: The carbon support further increases the active surface area, ensuring that the catalyst is effectively utilized during the methanol oxidation reaction.

• Nafion Binder: Nafion is used to improve proton conductivity, binding the catalyst to the carbon substrate while facilitating proton transport to enhance fuel cell efficiency.

3. Advantages:

• Efficient Methanol Oxidation Reaction (MOR): The PtRu catalyst exhibits strong catalytic activity for methanol oxidation, significantly improving the efficiency of DMFCs by converting methanol to electrical energy at a higher rate.
• Enhanced Gas and Liquid Diffusion: The MGL370 carbon paper provides a porous structure that promotes the diffusion of both gases and liquids, optimizing the supply of methanol and oxygen to the catalyst layer while managing water formed during the reaction.
• Improved Durability and Stability: The PtRu alloy catalyst is resistant to the carbon monoxide (CO) poisoning effect commonly encountered in methanol fuel cells, increasing the operational lifespan of the electrode.
• Excellent Proton Conductivity: The Nafion binder enhances the proton transport within the cell, helping to improve overall cell performance by ensuring the efficient movement of protons from the anode to the cathode.

• Optimized for DMFC: This electrode is specifically designed to address the unique challenges of methanol fuel cells, including fuel crossover, catalyst degradation, and gas diffusion, making it an ideal solution for direct methanol energy systems.

4. Applications:

• Direct Methanol Fuel Cells (DMFC): The DiffuCarb™ E254c is designed for use in DMFCs, where it efficiently facilitates the methanol oxidation reaction, contributing to the generation of electricity from methanol fuel.
• Portable Power Devices: DMFCs are commonly used in portable power systems such as laptops, mobile devices, and small appliances. The E254c electrode helps improve the efficiency and longevity of these power sources.
• Backup Power Systems: The long-term stability and high efficiency of this electrode make it suitable for backup power applications where reliable energy is required over extended periods.
• Stationary Power Generation: DMFCs are also used in stationary power applications, such as remote sensing equipment and off-grid power supplies, where this electrode can enhance the system’s performance and reliability.

• Fuel Cell Research & Development: The E254c is a key component in the research and development of advanced DMFC technologies, contributing to innovations in energy storage and fuel cell performance optimization.

The DiffuCarb™ E254c PtRu/HSC-Carbon Paper Electrode (MGL370) offers high electrocatalytic activity and stability, making it a critical component in DMFCs that require efficient methanol oxidation and superior gas/liquid diffusion capabilities. This electrode is ideal for improving the performance and durability of fuel cells used in portable, stationary, and backup power applications.

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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.