Technical Specifications:
- Material: Silver Nanopowder (Ag)
- Purity: 99.99% or higher
- Particle Size: 50-80 nm (nanometers)
- Form: Metal basis (pure silver)
- Shape: Spherical or nearly spherical nanoparticles
- Density: Approximately 10.49 g/cm³
- Melting Point: Approximately 961.8°C (1,763°F)
- Boiling Point: 2,162°C (3,924°F)
Silver Nanopowder / Nanoparticles Certificate of Analysis – PPM
| Element | Maximum Concentration (PPM) |
|---|---|
| Cu | <39 |
| Na | <65 |
| Zn | <8 |
| Mg | <3 |
| Al | <7 |
| Fe | <25 |
| Sb | <25 |
| Ca | <44 |
| V | <18 |
| B | <3 |
| Bi | <6 |
| Ba | <5 |
| Ag | 99.99% |
Chemical Composition:
- Silver (Ag): ~99.99%
Applications:
1. Electronics and Conductive Inks:
- Silver nanopowder is widely used in the manufacture of conductive inks for printed electronics, printed circuit boards (PCBs), and flexible electronics. The particle size of 50-80 nm ensures fine resolution for high-frequency applications, RFID tags, and sensors.
- Silver nanopowder is also essential in high-performance conductive adhesives and inks for flexible electronics such as wearable devices, printed circuits, and smart packaging.
2. Catalysis:
- Silver nanoparticles exhibit significant catalytic activity in various oxidation, reduction, and hydrogenation reactions. The high surface area of the nanoparticles makes them ideal for use as catalysts or catalyst supports in industrial chemical processes.
- Common applications include hydrogenation, carbon monoxide oxidation, and catalysis in the production of fine chemicals, pharmaceuticals, and petrochemicals.
3. Antimicrobial and Antibacterial Applications:
- Silver nanoparticles are well-known for their antibacterial and antimicrobial properties. The fine particle size and high surface area make them highly effective in medical devices, wound dressings, water purification systems, and personal care products.
- The antibacterial action of silver nanoparticles is leveraged in coatings for textiles, medical equipment, disinfectants, and surgical tools, providing long-lasting protection against pathogens.
4. Sensors and Diagnostics:
- Silver nanoparticles are extensively used in biosensors and chemical sensors due to their high reactivity and surface area. They are particularly effective in detecting biological markers, toxins, and pollutants.
- Silver nanopowder is employed in biosensing applications such as DNA, protein, and enzyme detection, as well as in diagnostic assays and point-of-care diagnostics.
5. Energy Storage and Conversion:
- Silver nanopowder is used in energy storage devices such as supercapacitors, batteries, and fuel cells. The high surface area and electrical conductivity of silver nanoparticles improve the charge storage capacity and energy conversion efficiency of energy storage systems.
- It is used in the fabrication of electrodes for supercapacitors, batteries, and solar cells, helping improve performance and charge/discharge cycles.
6. Optical and Plasmonic Applications:
- Silver nanoparticles exhibit unique plasmonic properties that are ideal for optical applications such as surface-enhanced Raman spectroscopy (SERS), nano-optics, and optical coatings.
- Due to their plasmonic properties, they are used in optical sensors, imaging, biosensing, and molecular detection applications where enhanced light-matter interactions are essential for sensitive detection.
7. Photothermal Therapy:
- Silver nanoparticles are increasingly studied for their photothermal properties in cancer treatment. When exposed to laser light, they absorb the light energy and convert it into heat, targeting cancer cells and inducing hyperthermic therapy.
- This property makes silver nanoparticles useful in nanomedicine, specifically for tumor treatment through localized heating without affecting surrounding healthy tissues.
8. Coatings and Functionalized Materials:
- Silver nanoparticles are used to create functional coatings for a variety of applications, such as antimicrobial coatings, conductive coatings, and optical coatings. Their high surface area and stability make them ideal for use in protective layers and functional films.
- These coatings are applied to electronic components, textiles, water treatment systems, and medical equipment to improve performance and resistance to bacteria, corrosion, and other environmental factors.
9. Textiles and Fabrics:
- Silver nanopowder is incorporated into fabrics to impart antibacterial properties, odor control, and stain resistance. The fine nanoparticle size allows for even distribution in fibers, ensuring long-lasting antimicrobial protection.
- Applications include medical clothing, sportswear, masks, bedding, and fabrics for odor control and hygiene.
10. Research and Development:
- Silver nanoparticles are used extensively in research across materials science, biotechnology, and nanotechnology. They are valuable in the development of advanced materials, drug delivery systems, nanocomposites, and nanostructures for applications in electronics, biomedicine, and energy storage.
- Researchers use silver nanopowder to develop new nanomaterials for drug targeting, advanced electronics, and nanoelectronics for next-generation technologies.
Summary:
Silver Nanopowder (Ag, 99.99%, 50-80 nm, Metal Basis) is a high-performance material with excellent electrical conductivity, catalytic properties, antimicrobial effects, and plasmonic characteristics. The particle size range of 50-80 nm ensures enhanced surface reactivity and biocompatibility for use in electronics, energy storage, biosensing, optical applications, catalysis, and medical devices. Its purity ensures optimal performance in advanced materials and nanotechnology applications, including energy-efficient devices, flexible electronics, and environmental technologies.
