Double Walled Carbon Nanotubes (DWCNTs)
Purity: >65% | Length: 48 µm | Color: Black
Description:
Double-Walled Carbon Nanotubes (DWCNTs) consist of two concentric graphene cylinders, combining the unique properties of both single-walled and multi-walled carbon nanotubes. This structure provides enhanced mechanical strength, thermal stability, and electrical conductivity. With a purity greater than 65% and a length of 48 µm, these black nanomaterials are ideal for applications requiring high performance and durability.
Technical Properties
- Purity: >65%, ensuring sufficient concentration of DWCNTs for functional applications
- Length: 48 µm, providing a high aspect ratio for reinforcement and conductivity
- Structure: Two concentric graphene cylinders with an interlayer spacing of ~0.34 nm
- Thermal Conductivity: ~3000 W/mK, enabling superior heat dissipation
- Electrical Conductivity: High conductivity due to seamless graphene layers
- Mechanical Strength: Exceptional tensile strength and flexibility, outperforming many other nanomaterials
- Color: Black, typical of carbon-based nanostructures
Applications
- Polymer and Composite Reinforcement
- Enhances the mechanical properties, such as tensile strength and elasticity, of polymers and composites
- Ideal for lightweight, durable materials in automotive, aerospace, and construction industries
- Energy Storage and Conversion
- Improves charge transfer, cycling stability, and energy storage in lithium-ion batteries and supercapacitors
- Applied as conductive additives in battery electrodes for enhanced efficiency
- Electronics and Conductive Materials
- Used in conductive films, inks, and coatings for advanced electronic devices
- Ideal for developing flexible and stretchable electronics
- Thermal Management
- Incorporated into thermal interface materials (TIMs) for efficient heat dissipation in electronic systems
- Enhances thermal conductivity in adhesives and coatings
- Sensors and Actuators
- Suitable for high-sensitivity gas, chemical, and biological sensors
- Applied in actuators for responsive and lightweight materials
- Catalysis and Environmental Applications
- Acts as a catalyst support in chemical reactions, such as hydrogen evolution and CO₂ reduction
- Used in water purification systems for removing organic pollutants and heavy metals
- Biomedical Applications
- Explored for drug delivery systems and biosensors due to its unique structure and functionalizable surfaces
Storage and Handling
- Storage Conditions: Store in a cool, dry, and sealed container to prevent contamination and degradation. Avoid exposure to moisture and direct sunlight.
- Safety Precautions: Handle with protective equipment, including gloves, goggles, and a dust mask, to prevent inhalation or contact with skin and eyes. Ensure proper ventilation to minimize the dispersion of nanoparticles during handling.
