What is Tantalum Pentoxide (Ta₂O₅) Micron Powder?

Tantalum Pentoxide (Ta₂O₅) Micron Powder is a high-purity metal oxide powder known for its high dielectric constant, chemical stability, and excellent optical properties. It is widely used in electronics, optics, semiconductors, and advanced coatings due to its superior insulating and refractive properties.

Chemical Properties and CAS Number

• Chemical Formula: Ta₂O₅
• CAS Number: 1314-61-0
• Molecular Weight: 441.89 g/mol
• Density: 8.2 g/cm³
• Melting Point: ~1,872°C
• Boiling Point: Decomposes
• Appearance: White or off-white powder
• Bandgap Energy: 3.8 – 4.5 eV
• Dielectric Constant: High (~25-40)
• Solubility: Insoluble in water, soluble in hydrofluoric acid

Applications of Tantalum Pentoxide (Ta₂O₅) Micron Powder

1. Capacitor Dielectric Material

• Used in tantalum capacitors due to its high dielectric constant.
• Provides stable, high-performance insulation in electronic devices.

2. Optical Coatings & High-Index Glasses

• Used in thin-film coatings for lenses, mirrors, and optical devices.
• Provides high refractive index for anti-reflective coatings and laser optics.

3. Semiconductor & Microelectronics Industry

• Acts as a high-k dielectric material for gate insulators in MOSFETs.
• Used in advanced semiconductor fabrication for integrated circuits.

4. Advanced Ceramics & Coatings

• Enhances mechanical strength and heat resistance in ceramic components.
• Used in plasma-resistant coatings for semiconductor processing chambers.

5. Biomedical & Medical Implants

• Used as a biocompatible coating in orthopedic and dental implants.
• Provides corrosion resistance and bio-integration for long-term medical applications.

6. Lithium-Ion Batteries & Energy Storage

• Utilized as an electrode material for high-performance batteries.
• Enhances ion conductivity and thermal stability in energy storage devices.

7. Photocatalysis & Electrochemical Applications

• Used in photovoltaic cells and photocatalytic applications.
• Helps in water purification and hydrogen production.

Pricing of Tantalum Pentoxide (Ta₂O₅) Micron Powder

Pricing varies based on purity, particle size, order quantity, and surface modification:

• Lab-Scale Orders: $100 – $500 per 100g
• Industrial-Scale Orders: $1,000 – $5,000 per kg
• High-Purity Orders (>99.99%): Custom pricing based on specifications

Factors Influencing Pricing

• Purity level (99.9% to 99.999%)
• Particle size and morphology (micron or nano-scale)
• Surface treatment and functionalization
• Bulk order discounts and shipping costs
• Customization for specific applications

Conclusion

Tantalum Pentoxide (Ta₂O₅) Micron Powder is an essential material for high-performance electronics, optical coatings, capacitors, and semiconductors. Due to its high dielectric constant, optical transparency, and chemical stability, it is widely used in microelectronics, biomedical implants, battery materials, and advanced coatings.