Technical Specifications:
- Chemical Composition:
- Primary Ingredient: Tin Oxide (SnO2)
- Purity: 99.7% (high purity with minimal impurities)
- Nanoparticle Size:
- Particle Size Range: 35-55 nm (nanometers)
- Particle Shape: Typically spherical or irregular, depending on the synthesis method.
- Surface Area:
- The nanopowder has a high surface area due to its nanoscale size, making it highly reactive and useful in various applications like catalysis and sensor technology.
- Crystal Structure:
- Structure: Tin oxide nanoparticles typically exhibit a tetragonal crystal structure.
- Density:
- The nanopowder has a relatively low apparent density due to its small particle size and porous nature.
- Other Characteristics:
- Color: The nanopowder is typically white or off-white, but the appearance may vary slightly depending on particle size and synthesis method.
- Surface Charge: The surface charge of the nanopowder can vary, typically depending on the surrounding pH, processing conditions, and functionalization.
- Reactivity: Tin oxide nanoparticles are highly reactive due to their high surface area, making them suitable for various catalytic and sensor applications.
Applications:
- Catalysis:
- Purpose: Tin oxide nanoparticles are commonly used in catalysis for a wide range of chemical reactions due to their high surface area and catalytic properties.
- Application: SnO2 nanoparticles are used as catalysts or catalyst supports in reactions such as oxidation, hydrogenation, and other chemical processes. They are used in the chemical and petroleum industries for improving the efficiency of catalytic reactions.
- Gas Sensors:
- Purpose: Tin oxide is widely used in gas sensor technology due to its excellent sensitivity to various gases, particularly at the nanoscale.
- Application: SnO2 nanopowder is commonly used in the production of gas sensors for detecting gases like CO, CO2, NOx, and volatile organic compounds (VOCs). These sensors find applications in environmental monitoring, industrial safety, and air quality control.
- Transparent Conductive Films:
- Purpose: Due to its transparent and conductive nature, SnO2 nanoparticles are used in electronic and optoelectronic devices.
- Application: SnO2 is used in transparent conductive films and coatings for applications in touchscreens, solar cells, and flat-panel displays. The high transparency and conductivity make it a key material in the production of optoelectronic devices.
- Electrochemical Applications:
- Purpose: Tin oxide nanopowder is often used in electrochemical applications due to its stability and conductivity.
- Application: SnO2 is employed in energy storage devices such as lithium-ion batteries, supercapacitors, and fuel cells. It is used to improve the performance of electrodes, enhancing their capacity, cycle life, and efficiency.
- Transparent Conductive Coatings:
- Purpose: Tin oxide nanoparticles are used to create conductive coatings that remain transparent to visible light.
- Application: These coatings are used in a variety of applications such as in energy-efficient windows, solar cells, and touchscreens. The high conductivity of SnO2 coupled with its optical transparency is particularly valuable in the development of advanced display technologies.
- Antistatic Coatings:
- Purpose: Tin oxide is used in coatings to reduce static electricity and enhance surface conductivity.
- Application: It is applied in the manufacturing of antistatic coatings for textiles, electronics, and other materials where static buildup is problematic. It is often used in the automotive, aerospace, and electronics industries to prevent electrostatic discharge.
- Optical Devices:
- Purpose: Tin oxide nanopowder’s optical properties make it suitable for use in optical and laser devices.
- Application: SnO2 is used in the fabrication of optical components like lenses and mirrors. It is also used in creating materials for laser devices and optical sensors.
- Battery and Energy Storage Devices:
- Purpose: Due to its stability and electrical conductivity, SnO2 is used in various energy storage applications.
- Application: Tin oxide is used as an anode material in lithium-ion batteries, where its high surface area and excellent electrical conductivity improve energy storage performance. It is also being explored in other energy storage devices like supercapacitors.
- Conductive Polymers:
- Purpose: SnO2 nanoparticles are often integrated with conductive polymers to improve their conductivity.
- Application: Used in the development of conductive polymer composites for various applications including flexible electronics, sensors, and actuators.
- Environmental Remediation:
- Purpose: Due to its high surface area and reactivity, tin oxide nanoparticles are utilized in environmental cleanup and water purification.
- Application: SnO2 nanoparticles are employed in the removal of heavy metals and organic pollutants from water and air. Their ability to adsorb and degrade contaminants makes them suitable for use in water filtration systems and environmental cleanup processes.
Key Benefits:
- High Reactivity: The small particle size and large surface area of SnO2 nanoparticles make them highly reactive and effective in catalytic and sensor applications.
- Transparency and Conductivity: Tin oxide’s combination of transparency and conductivity makes it an excellent material for transparent conductive films, which are essential in modern electronics.
- Environmental Sensitivity: SnO2 is highly sensitive to various gases, making it ideal for gas sensor applications, particularly in environmental monitoring and industrial safety.
- Electrochemical Performance: The nanopowder’s use in energy storage devices improves the performance of batteries, supercapacitors, and fuel cells by increasing their efficiency and cycle life.
- Versatile Applications: Tin oxide nanoparticles have diverse applications across industries such as electronics, environmental protection, energy storage, and optics, making them an essential material in modern technology.
