CNT Composite Plates
CNT Bipolar Plates
NASEP Bipolar Plates
A core component for hydrogen fuel cells and redox flow batteries, using carbon-based composites such as CNTs to enhance mechanical and electrical properties.
Functions
- Structural support for the stack
- Electrical connection between cells
- Pathways for fuel, air, and coolant
- Distribution of reactant gases and coolant
- Separation of fuel and air between cells
- Dissipation of cell reaction heat
Required Performance
- High electrical conductivity
- Structural strength for its supporting role
- Chemical resistance
- Lightweight design
- Cost-effectiveness
- Low gas permeability
Key Specifications
| Properties | Unit | Low-Temperature Type | High-Temperature Type |
|---|---|---|---|
| Polymer | - | Thermoset resin | Thermoplastic resin |
| Operating temperature | °C | ≤150 | ≤250 |
| Thickness | mm | 1~20 | 1~20 |
| Area | cm² | Max. 12,000 | Max. 12,000 |
| Electrical conductivity | S/cm | ≥100 | ≥100 |
| Flexural strength | MPa | ≥50 | ≥50 |
| Compressive strength | MPa | ≥50 | ≥50 |
| Density | g/cm³ | ≤2.0 | ≤2.0 |
| Gas Permeability | cm³·cm/(cm²·s·cmHg) @80°C, 1barg H₂ | ≤10⁻⁶ | ≤10⁻⁶ |
CNT Electrode Plates
NASEP Electrode Plates
A water-electrolysis electrode plate that uses carbon-based composites such as CNTs to enhance mechanical and electrical properties.
Applications
- Sterilizing air curtains
- Water-electrolysis systems for water-quality improvement
- Hydrogen generation systems
Required Performance
- High electrical conductivity
- Chemical resistance
- Lightweight design
- Cost-effectiveness
- High reactive surface area
High conductivity
Our proprietary CNT dispersion technology forms a uniform conductive network, lowering electrical resistance and improving current-transfer efficiency.
Outstanding corrosion resistance and durability
It maintains stable properties even in strong-acid and strong-alkaline electrolytes and under high-temperature, high-humidity conditions, enhancing product reliability and service life.
Lightweight design and cost-effectiveness
By applying CNT composites, it achieves both excellent mechanical strength and lightweight design, while improving manufacturing efficiency and cost-effectiveness.