What is Silicon Dioxide (SiO2) Nanopowder/Nanoparticles Dispersion in Water, Amorphous?

Silicon Dioxide (SiO2) Nanopowder/Nanoparticles Dispersion in Water, Amorphous is a high-purity, stable suspension of silica nanoparticles. This dispersion is widely used in coatings, biomedical applications, electronics, catalysis, and advanced ceramics due to its excellent thermal stability, high surface area, and superior chemical resistance.

Chemical Properties and CAS Number

• Material: Silicon Dioxide (SiO2), Amorphous Phase
• CAS Number: 7631-86-9
• Appearance: Milky white colloidal suspension in water
• Density: Approximately 2.2 g/cm³
• Particle Size: Typically 10–50 nm
• pH Range: 3.0–5.0 (depending on formulation)
• Thermal Stability: High stability up to 1000°C
• Chemical Stability: Insoluble in water but forms a stable dispersion, resistant to oxidation and most chemicals

Applications of Silicon Dioxide (SiO2) Nanopowder/Nanoparticles Dispersion in Water, Amorphous

1. Coatings and Surface Treatments

Used in protective coatings, anti-corrosion coatings, and hydrophobic coatings for industrial and commercial applications.

2. Electronics and Semiconductor Industry

Applied as an insulating layer in microelectronics, optical coatings, and advanced semiconductor devices.

3. Biomedical and Drug Delivery Applications

Utilized in targeted drug delivery systems, bioimaging, and biosensors due to its biocompatibility and non-toxic nature.

4. Catalysts and Energy Storage

Incorporated in catalyst supports, lithium-ion battery materials, and supercapacitors to enhance electrochemical performance.

5. Advanced Ceramics and Polishing Agents

Used in high-performance ceramics and precision polishing applications due to its ultra-fine particle size and high purity.

Pricing of Silicon Dioxide (SiO2) Nanopowder/Nanoparticles Dispersion in Water, Amorphous

Pricing varies based on purity, concentration, and application requirements:

• Standard Grade: Typically ranges from $40 – $250 per liter
• High-Purity/Specialized Grade: Prices range from $250 – $800 per liter, tailored for biomedical, semiconductor, and high-tech industrial applications.

Factors Influencing Pricing

• Purity and nanoparticle uniformity
• Dispersion concentration and stability
• Application-specific demands
• Market demand from coatings, biomedical, and electronics industries

Conclusion

Silicon Dioxide (SiO2) Nanopowder/Nanoparticles Dispersion in Water, Amorphous, is a high-performance material with exceptional mechanical, thermal, and chemical properties, making it a valuable resource for high-tech applications. Pricing is determined by purity, application requirements, and industrial needs.