Description
Silver (Ag) Nanopowder/Nanoparticles
Purity: >99.9+% | Particle Size: 40–70 nm | Stabilized with ~0.25% PVP | Shape: Spherical
This silver nanopowder is stabilized with ~0.25% PVP (polyvinylpyrrolidone) to enhance dispersibility and long-term colloidal stability. With high purity and a particle size range of 40–70 nm, it is ideal for applications requiring strong antimicrobial activity, electrical conductivity, and chemical reactivity.
Technical Properties
Property | Value |
---|---|
Purity (Ag, Metal Basis) | >99.9+% |
Stabilizer | ~0.25% PVP (not shown but assumed) |
Color | Black |
Shape | Spherical |
Crystal Structure | Cubic |
Atomic Weight | 107.87 |
Melting Point | 961.9 °C |
Boiling Point | 2212 °C |
Average Particle Size | 40–70 nm |
True Density | 10.6 g/cm³ |
Elemental Composition
Element | Content (%) |
---|---|
Fe | ≤0.003 |
Bi, Pb, Sb | ≤0.002 |
Key Applications
Antibacterial & Disinfectant Use
Effective against a wide range of microorganisms including E. coli and S. aureus. Suitable for coatings, filters, packaging, and textiles.
Catalytic Applications
Used to enhance the speed and efficiency of chemical processes such as ethylene oxidation, owing to its surface reactivity.
Biomedical & Pharmaceutical
Applicable in AIDS treatment research, diagnostic platforms, and biosensors.
Household & Consumer Products
Incorporated into home appliances, textiles, cleaning agents, and food containers to provide long-lasting antimicrobial protection.
Construction & Paints
Enables antibacterial and corrosion-resistant features in paints, coatings, and sealants used in construction materials.