Carbon Paper - High-Performance Gas Diffusion Layer
Excellent Hydrophilicity · High Conductivity · Customizable Dimensions
Market Background
With the rapid development of hydrogen energy industry and electrochemical technology, the demand for carbon paper as a core material for gas diffusion layers (GDL) is surging. In electrochemical devices such as fuel cells, electrolyzers, and CO₂ reduction systems, carbon paper plays critical roles in gas transport, current collection, and catalyst layer support.
We offer two main categories of high-performance carbon paper products: Hydrophilic Carbon Paper and Modified Carbon Paper, meeting the specific needs of different electrochemical applications.
Hydrophilic Carbon Paper
Excellent Hydrophilicity
Improves electrolyte distribution, enhances electrochemical reaction efficiency
High Conductivity
Suitable for gas diffusion electrodes in CO₂ reduction systems
Customizable Dimensions
Suitable for industrial and laboratory scenarios
Technical Parameters
| Product Model | Thickness (μm) | Basis Weight (g/m²) | Surface Resistance (mΩ·cm) | Tensile Strength (N/cm, TD) | Hydrophobic Layer | Microporous Layer |
|---|---|---|---|---|---|---|
| FCCP-150T | 150 ±10 | 45 ±5 | <6 | >40 | None | None |
| FCCP-190T | 190 ±10 | 65 ±5 | <10 | >45 | None | None |
| FCCP-210T | 210 ±10 | 70 ±5 | <8 | >12 | None | None |
Application Fields
- Gas Diffusion Electrodes
- Fuel Cells
- Energy Storage Research
- Gas Diffusion Layer Carbon Paper
- Gas Diffusion Layer Carbon Paper Accessories for Battery
Modified Carbon Paper
Helite™ GDL-X Gas Diffusion Layer (GDL) Carbon Paper is engineered specifically for CO₂ electrocatalytic reduction applications. Metal-free and hydrophobically modified, it boasts high porosity, excellent mechanical strength, and superior electrical conductivity—ensuring unobstructed gas flow and efficient electron transfer, thereby enhancing CO₂ reduction reaction (CO₂RR) efficiency. With corrosion resistance in harsh electrochemical environments, it delivers exceptional durability. Both thickness and dimensions are customizable to meet personalized needs.
Performance Comparison
| Parameter | Current Density (mA/cm²) @ -1.75 V | Potential (V) @ 500 mA/cm² | CO Faradaic Efficiency (%) | H₂ Faradaic Efficiency (%) |
|---|---|---|---|---|
| Reference Carbon Paper | 89.2 | -2.55 | 99 | 1 |
| Helite™ GDL-1 | 134.8 | -2.06 | 99 | 1 |
Application Fields
- Electrochemical CO₂ Reduction Systems
- Fuel Cells and Electrolyzers
- Sustainable Energy Research and Industrial Catalysis