What is Aluminum Nitride (AlN) Nanopowder/Nanoparticles?
Aluminum Nitride (AlN) nanopowder consists of ultra-fine AlN particles known for their excellent thermal conductivity, electrical insulation, and high-temperature stability. It is widely used in electronics, ceramics, coatings, and semiconductor applications.
Chemical Properties and CAS Number
- Chemical Formula: AlN
- CAS Number: 24304-00-5
- Appearance: White or light gray fine powder
- Density: Approximately 3.26 g/cm³
- Melting Point: ~2,200°C
- Solubility: Insoluble in water, hydrolyzes in strong acids and bases
- Chemical Stability: High oxidation resistance, excellent thermal shock resistance
Applications of Aluminum Nitride Nanoparticles
1. Electronics and Semiconductor Industry
Used in heat sinks, thermal interface materials, and insulating substrates for microelectronics and power devices.
2. High-Temperature Ceramics and Coatings
Applied in advanced ceramics, thermal barrier coatings, and refractory materials due to its high thermal stability.
3. LED and Optoelectronic Devices
Utilized in LED packaging, optoelectronic components, and laser diodes for enhanced thermal management.
4. Thermal Management and Heat Dissipation
Employed in electronic cooling systems, heat spreaders, and high-power electronic components.
5. Aerospace and Automotive Applications
Used in lightweight structural components, heat-resistant coatings, and high-performance materials.
6. Chemical Catalysis and Industrial Applications
Applied as a catalyst support in chemical processing, advanced lubricants, and composite materials.
Pricing of Aluminum Nitride Nanopowder
Prices vary based on purity, particle size, synthesis method, and specific industry applications:
- Industrial Grade: Typically ranges from $100 – $500 per kilogram
- High-Purity/Specialized Grade: Prices range from $1,500 – $5,000 per kilogram, used in advanced electronics, LED technology, and high-performance coatings.
Factors Influencing Aluminum Nitride Powder Prices
- Purity level and particle size distribution
- Functionalization and surface modifications
- Processing complexity and synthesis method
- Bulk order volume and market demand
Conclusion
Aluminum Nitride (AlN) nanopowder is a highly functional material with applications in electronics, ceramics, semiconductors, and thermal management. Its superior thermal conductivity, oxidation resistance, and mechanical strength make it essential for next-generation industrial and scientific applications. Pricing depends on purity, particle specifications, and intended use.
