Copper Nanopowder ( Cu, 99.9%, 70nm)

Copper Nanopowder (Cu, 99.9%, 70 nm) is a high-purity material with a particle size of 70 nanometers (nm), designed to retain the excellent electrical and thermal conductivity properties of copper while providing enhanced reactivity and surface area at the nanoscale. With a purity of 99.9%, this copper nanopowder is free from significant impurities, ensuring high performance and reliability across various advanced industrial and technological applications. Below is a detailed overview of its key features, properties, and applications:

Key Features:

Copper (Cu):
Copper is renowned for its superior electrical and thermal conductivity, corrosion resistance, and malleability. Copper nanopowder retains these essential properties, with the added benefit of an increased surface area, which enhances reactivity and material efficiency in different applications.

Purity (99.9%):
The 99.9% purity level ensures minimal contamination, providing consistent performance in applications that require precise material properties. This high level of purity is particularly important for industries such as electronics, catalysis, and energy storage, where the material’s quality directly impacts the final product’s performance.

Particle Size (70 nm):
With a particle size of 70 nm, this copper nanopowder strikes a balance between a large surface area and stable material properties. The powder’s increased surface area enhances its reactivity, making it ideal for catalytic and electronic applications. The particle size also allows for efficient dispersion in various matrices, ensuring uniform properties across different systems.

Properties:

Electrical Conductivity:
Copper is one of the best electrical conductors, and this property is retained in its nanopowder form. The high electrical conductivity makes copper nanopowder ideal for use in applications such as conductive inks, printed circuit boards (PCBs), and sensors, where efficient electrical transmission is essential.

Thermal Conductivity:
Copper nanopowder also exhibits high thermal conductivity, making it suitable for use in heat management applications. This includes thermal interface materials (TIMs), cooling systems, and heat exchangers where the effective dissipation of heat is crucial for maintaining device performance and longevity.

Corrosion Resistance:
Copper is known for its excellent resistance to corrosion, particularly in atmospheric and marine environments. In nanopowder form, copper retains this property, making it ideal for use in coatings, alloys, and components exposed to harsh environments, where resistance to oxidation and corrosion is necessary.

High Surface Area:
The fine particle size of 70 nm significantly increases the surface area of the copper nanopowder compared to bulk copper. This elevated surface area enhances its reactivity, making it more effective in catalytic processes, such as those used in fuel cells, chemical synthesis, and energy storage.

Malleability and Ductility:
Despite being in nanopowder form, copper retains its malleability and ductility, allowing it to be easily incorporated into composite materials or processed into thin films. This makes it valuable for applications in flexible electronics, conductive films, and coatings where flexibility is important.

Chemical Stability:
Copper nanopowder exhibits strong chemical stability, ensuring its performance in a variety of chemical environments. It is stable at room temperature and can withstand exposure to reactive chemicals, making it useful in industrial processes that involve high reactivity.

Applications:

1. Electronics and Conductive Inks:
   Copper nanopowder’s excellent electrical conductivity makes it a key material in the production of printed circuit boards (PCBs), conductive inks, and flexible electronics. It is used in applications such as RFID tags, sensors, and wearables, where conductivity and flexibility are essential.
2. Energy Storage and Batteries:
   Copper nanopowder is used in electrodes for lithium-ion batteries, supercapacitors, and other energy storage systems. Its high surface area enhances charge-discharge cycles, improving the efficiency and performance of these energy storage devices. Copper’s role as an electrical conductor further boosts the efficiency of energy transfer in these systems.
3. Catalysis and Chemical Reactions:
   Copper is a well-known catalyst in many chemical reactions, including hydrogenation, oxidation, and polymerization. Copper nanopowder is used in various catalytic processes, including the production of fuels, fine chemicals, and in environmental applications for removing pollutants. The powder’s increased surface area significantly improves catalytic activity.
4. Thermal Management and Heat Dissipation:
   Copper’s high thermal conductivity makes copper nanopowder valuable in thermal management applications. It is used in cooling systems, heat sinks, and heat exchangers to ensure effective heat dissipation from electronic components, automotive systems, and industrial equipment, preventing overheating and enhancing system longevity.
5. Coatings and Plating:
   Copper nanopowder is used in electroplating and coatings, particularly for applications requiring high conductivity and corrosion resistance. It is employed in the production of corrosion-resistant coatings for metal components in industries like automotive, aerospace, and manufacturing.
6. Composites and Additives:
   Copper nanopowder is integrated into composite materials to improve their electrical and thermal conductivity. It is commonly used in the automotive and aerospace industries, where lightweight materials with enhanced conductive properties are required for various parts, such as electric vehicle batteries or aerospace components.
7. Solar Cells and Photovoltaic Applications:
   Copper nanopowder is being explored for use in solar cells and photovoltaic technologies, where its excellent conductivity helps improve the efficiency of light-to-energy conversion. It is used to form conductive films or electrodes in thin-film solar panels and other energy-efficient devices.
8. Antibacterial and Antimicrobial Applications:
   Copper is known for its natural antimicrobial properties. Copper nanopowder can be used in applications such as medical devices, wound dressings, and water purification systems, where its antimicrobial effects help reduce the growth of harmful bacteria and viruses.

Handling and Safety:

Health and Safety Considerations:
Copper nanopowder should be handled with care to avoid inhalation, ingestion, or prolonged skin contact. Personal protective equipment (PPE), such as gloves, masks, and safety goggles, should be worn when handling the powder. Adequate ventilation is essential to avoid inhaling airborne particles, and precautions should be taken to avoid generating dust.

Storage:
Copper nanopowder should be stored in a cool, dry, and well-ventilated environment to prevent oxidation. It should be kept in tightly sealed containers to protect it from moisture and air, which can affect the powder’s quality and performance.

Precautions:
During handling, avoid creating dust or aerosols to minimize inhalation risks. Work in a controlled environment, such as a fume hood, to reduce exposure. Dispose of the material according to local environmental regulations to ensure safe handling and minimize environmental impact.

Summary:

Copper Nanopowder (Cu, 99.9%, 70 nm) is a high-performance material that combines the exceptional electrical and thermal conductivity of copper with the unique benefits of nanoparticle size, including increased surface area and enhanced reactivity. This makes it suitable for a wide range of applications, including electronics, energy storage, catalysis, coatings, and thermal management. Copper nanopowder’s superior properties make it an essential material for cutting-edge technologies in fields such as electronics, renewable energy, and manufacturing. Proper handling and storage are critical to maintaining its effectiveness and ensuring safety during use.