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Home > Carbon Paper Electrodes > PtRu Electrode for Fuel Cell > DiffuCarb® E253c PtRu Black-Carbon Paper Electrode (22BB) for AEMFC

DiffuCarb® E253c PtRu Black-Carbon Paper Electrode (22BB) for AEMFC

  • Product Code：E253c
  • Description：
  • Brand：DiffuCarb®
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  • Keywords：DiffuCarb® E253c High Surface Area PtRu Black-Carbon Paper Electrode (22BB) for AEM Fuel Cell, SCI Materials Hub
DiffuCarb® E252c & E253c Carbon Paper Electrodes (22BB, AEMFC)
DiffuCarb® E252c / E253c SGL 22BB AEMFC / AFC Anion-Exchange Resin Binder Post-Coat

High-Surface PtRu Carbon Paper Electrodes
for AEMFC / AFC

DiffuCarb® E252c and E253c are advanced gas diffusion electrodes built on SGL 22BB hydrophobic carbon paper. E252c uses PtRu supported on high-surface-area carbon, while E253c uses high-surface-area PtRu Black. Both use anion-exchange resin ionomer binders and a post-coat treatment for AEMFC / AFC electrode development.

SGL 22BB ~0.22 mm PtRu / HSC PtRu Black Fumion® / PiperION® / NEXIONIC® OH⁻ Conduction
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01
PRODUCT OVERVIEW

DiffuCarb® E252c & E253c

High-surface PtRu / carbon paper electrodes with anion-exchange resin binder and post-coat treatment

DiffuCarb® E252c and DiffuCarb® E253c are gas diffusion electrodes specifically developed for Anion Exchange Membrane Fuel Cells (AEMFC) and Alkaline Fuel Cells (AFC). Both use SGL 22BB hydrophobic carbon paper, high-surface-area PtRu catalyst systems, and anion-exchange resin-based ionomer binders such as Fumion®, PiperION® and NEXIONIC®.

A post-coat treatment is applied according to the supplied product description to improve membrane adhesion, ionic conduction and water management under alkaline operating conditions.

22BB

SGL 22BB

Hydrophobic microporous carbon paper used as the conductive gas-diffusion substrate.

OH⁻

Anion-Exchange Ionomer

Provides OH⁻ conduction pathways within the catalyst layer.

PtRu

Two PtRu Systems

E252c: PtRu/HSC. E253c: high-surface-area PtRu Black.

PC

Post-Coat

Surface post-treatment is used to improve catalyst-layer / membrane interfacial behavior.

02
KEY TECHNICAL COMPARISON

E252c vs. E253c

Catalyst morphology, binder function, post-treatment and application focus

E252c

PtRu / High-Surface-Area Carbon

PtRu alloy catalyst system positioned for stable distribution and continuous-load operation.

View E252c product page →
E253c

High-Surface-Area PtRu Black

PtRu Black catalyst system positioned for high initial reactivity and fast dynamic response.

View E253c product page →
E252c / E253c Technical Comparison
FeatureDiffuCarb® E252cDiffuCarb® E253c
Catalyst TypePtRu alloy nanoparticlesHigh-surface-area PtRu Black
Catalyst BehaviorStable distribution; positioned for continuous high-load useHigh initial reactivity; positioned for fast dynamic response
Gas Diffusion LayerSGL 22BB hydrophobic microporous carbon paperSGL 22BB hydrophobic microporous carbon paper
Binder TypeAnion-exchange resin ionomerAEM-compatible anion-exchange resin ionomer
Binder FunctionProvides OH⁻ pathways and supports membrane interface adhesionSupports ionic conduction and catalyst retention
Post-Coat TreatmentPost-spray resin layer for membrane adhesion and water regulationSame treatment concept for hydration and catalyst–membrane coupling
CO ToleranceHigh, according to the supplied product descriptionHigher, according to the supplied product description
Application FocusLong-term performance and stable operationRapid startup and transient-load demand
03
ANION-EXCHANGE IONOMER

Anion-Exchange Resin Binder

Designed to support OH⁻ transport and AEM-compatible electrode interfaces

OH⁻

OH⁻ Conduction Pathways

The binder provides anion-conduction pathways within the catalyst layer.

AEM

AEM Interface Compatibility

The ionomer system is intended for integration with anion-exchange membrane assemblies.

ALK

Alkaline-System Positioning

The supplied description positions the binder system for AEMFC and AFC electrodes.

Typical ionomer families: Fumion® / PiperION® / NEXIONIC®. Brand, model and ratio can be customized according to user requirements.
04
POST-COAT TREATMENT

Post-Coat Surface Treatment

An additional ionomer treatment on the catalyst-layer surface

IF

Interface Adhesion

Post-coating is used to improve contact between catalyst layer and AEM membrane.

H₂O

Hydration & Water Management

The supplied description positions post-coating as a tool for improved hydration consistency and water regulation.

MEA

MEA Integration

Suitable for AEM MEA development using hot-press, roll-press or coating/lamination workflows.

05
APPLICATION SCENARIOS

Recommended Application Positioning

Recommendations reproduced from the supplied product material

Application Scenario / Recommended Model
ScenarioRecommended ModelReason
Portable power systemsE253cLightweight positioning, fast response, high surface reactivity
Stationary alkaline fuel cellsE252cDurable, stable long-term-use positioning
Mobility and transportationE253cDynamic-load performance positioning
Laboratory testing & MEA R&DBothSuitable for comparative AEMFC testing
06
SUMMARY

Selection Summary

E252c and E253c serve different AEMFC / AFC development priorities

DiffuCarb® E252c

Positioned for durability, CO tolerance and long-term stability in continuous-operation AEMFC / AFC systems.

DiffuCarb® E253c

Positioned for high-performance dynamic environments requiring quick response and high surface reactivity.

Both electrodes use anion-exchange resin binders and post-treatment coating according to the supplied product definition. Actual membrane choice, ionomer ratio, catalyst loading and MEA process should be matched to the intended test condition.
07
E252c MODEL & PRICE

DiffuCarb® E252c PtRu/HSC Carbon Paper Electrode

SGL 22BB · AEM Fuel Cell · USD price list

DiffuCarb® E252c Model / PtRu Loading / Price Table
Model / Catalyst SystemCarbon Paper & ThicknessPtRu LoadingCatalyst5×5 cm²10×10 cm²15×15 cm²20×20 cm²
E252c · 0.4 mg/cm² · 50% PtRu (1:1.5)/HSC22BB, ~0.22 mm0.4 mg/cm² PtRu (1:1.5)50% PtRu (1:1.5) / High Surface Area Carbon$96$270$540$656
E252c · 0.5 mg/cm² · 50% PtRu (1:1.5)/HSC22BB, ~0.22 mm0.5 mg/cm² PtRu (1:1.5)50% PtRu (1:1.5) / High Surface Area Carbon$98$276$556$676
E252c · 0.5 mg/cm² · 80% PtRu (1:1)/HSC22BB, ~0.22 mm0.5 mg/cm² PtRu (1:1)80% PtRu (1:1) / High Surface Area Carbon$98$276$556$676
E252c · 1.0 mg/cm² · 80% PtRu (1:1)/HSC22BB, ~0.22 mm1.0 mg/cm² PtRu (1:1)80% PtRu (1:1) / High Surface Area Carbon$130$376$756$916
SCI Materials Hub is Committed to Offering The Best Price & Customer Services!
08
E253c MODEL & PRICE

DiffuCarb® E253c High-Surface-Area PtRu Black Carbon Paper Electrode

SGL 22BB · AEM Fuel Cell · USD price list

DiffuCarb® E253c Model / PtRu Loading / Price Table
Model / Catalyst SystemCarbon Paper & ThicknessPtRu LoadingCatalyst5×5 cm²10×10 cm²15×15 cm²20×20 cm²
E253c · 1.0 mg/cm² · High-Surface-Area PtRu Black22BB, ~0.22 mm1.0 mg/cm² PtRuHigh-Surface-Area PtRu (1:1)$100$276$556$796
E253c · 1.5 mg/cm² · High-Surface-Area PtRu Black22BB, ~0.22 mm1.5 mg/cm² PtRuHigh-Surface-Area PtRu (1:1)$110$316$636$856
E253c · 2.0 mg/cm² · High-Surface-Area PtRu Black22BB, ~0.22 mm2.0 mg/cm² PtRuHigh-Surface-Area PtRu (1:1)$120$349$696$916
E253c · 3.0 mg/cm² · High-Surface-Area PtRu Black22BB, ~0.22 mm3.0 mg/cm² PtRuHigh-Surface-Area PtRu (1:1)$140$396$796$1116
E253c · 4.0 mg/cm² · High-Surface-Area PtRu Black22BB, ~0.22 mm4.0 mg/cm² PtRuHigh-Surface-Area PtRu (1:1)$156$456$912$1376
SCI Materials Hub is Committed to Offering The Best Price & Customer Services!
09
CUSTOMIZATION

Custom Electrode Configuration

The following information can be customized according to user requirements

mg

Catalyst Loading

Custom PtRu catalyst loading can be specified according to the target electrode design.

CAT

Catalyst Brand / Type / Model

Catalyst brand, catalyst family and specific model can be customized.

ION

Ionomer / Binder

Ionomer or binder brand, model and ratio can be adjusted.

GDL

Carbon Paper

Carbon-paper brand and model can be selected according to the electrode design.

International Orders & Shipping

For quotations, bulk orders, custom configurations or international procurement, contact SCI Materials Hub.

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Quick Orders: Amazon / eBay stores
Worldwide shipping is available. Bulk quantities and custom electrode configurations are available upon request.
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DiffuCarb® E252c / E253c · SGL 22BB · AEMFC / AFC Carbon Paper Electrodes · SCI Materials Hub

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.

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