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

Silicon Dioxide (SiO₂) Nanopowder/Nanoparticles Dispersion in Water is an amorphous silica-based nanomaterial that is widely used in coatings, adhesives, biomedical applications, and electronic components. It provides high surface area, excellent dispersion, and chemical stability, making it an essential material in industrial, medical, and environmental applications.

Chemical Properties and CAS Number

• Chemical Formula: SiO₂
• CAS Number: 7631-86-9
• Appearance: Milky-white liquid dispersion
• Density: ~2.2 g/cm³ (dry powder), varies in dispersion form
• Particle Size: 5-100 nm (nano-scale)
• Solubility: Dispersible in water, stable in aqueous solutions
• Chemical Stability: High oxidation resistance, chemically inert, thermally stable

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

1. Coatings & Surface Treatments

Used in anti-reflective coatings, scratch-resistant coatings, and optical films for enhanced durability and transparency.

2. Biomedical & Pharmaceutical Applications

Applied in drug delivery systems, diagnostic imaging, and biosensors due to its biocompatibility and non-toxic nature.

3. Electronics & Semiconductor Industry

Utilized in IC manufacturing, thin-film coatings, and dielectric layers for improved insulation and thermal conductivity.

4. Adhesives & Sealants

Employed in high-performance adhesives, sealants, and composite materials for mechanical reinforcement and viscosity control.

5. Catalysis & Environmental Applications

Used in catalytic support materials, air purification systems, and wastewater treatment for pollutant adsorption and reactivity.

6. Polishing & Abrasives

Integrated into CMP slurries, precision polishing, and industrial abrasives for ultra-fine surface finishing.

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

Prices vary based on purity, concentration, and industrial application:

• Industrial Grade: Typically ranges from $50 – $500 per kilogram
• High-Purity/Specialized Grade: Prices range from $1,000 – $5,000 per kilogram, used in electronics, biomedical, and high-tech applications.

Factors Influencing Silicon Dioxide Prices

• Purity level and dispersion stability
• Particle size distribution and functionalization
• Bulk order volume and processing cost
• Demand in nanotechnology, coatings, and pharmaceuticals

Conclusion

Silicon Dioxide (SiO₂) Nanopowder/Nanoparticles Dispersion in Water is a high-performance nanomaterial used in coatings, electronics, biomedical technologies, and environmental applications. Its chemical inertness, high stability, and excellent dispersibility make it indispensable for advanced industrial and scientific applications. Pricing depends on purity, processing, and specific industry demands.