Technical Specifications:
- Chemical Composition:
- Primary Ingredient: Titanium Dioxide (TiO2)
- Crystal Structure: Rutile (a polymorph of TiO2 known for its high stability, high refractive index, and good conductivity)
- Purity: 99.9%+ (extremely high purity with minimal impurities)
- Nanoparticle Size:
- Particle Size: 50 nm (nanometers)
- Particle Shape: Typically spherical or irregular depending on the synthesis method.
- Surface Area:
- Due to its nanoscale size, TiO2 nanoparticles possess a large surface area, which increases their reactivity and makes them ideal for applications that require high surface interaction, such as catalysis, photocatalysis, and energy storage.
- Density:
- The nanopowder has a relatively low apparent density compared to bulk titanium dioxide, owing to its fine size and porosity.
- Other Characteristics:
- Color: TiO2 in its rutile form is typically white or off-white, though variations may occur depending on the synthesis process and particle size.
- Reactivity: TiO2 nanoparticles are highly reactive due to their high surface area, which makes them ideal for photocatalytic applications and other reactive processes.
- Band Gap: TiO2 (rutile) has a smaller band gap compared to the anatase form, making it more efficient in certain photocatalytic applications, such as UV light absorption.
Applications:
- Pigments and Coatings:
- Purpose: TiO2, particularly in its rutile form, is widely used as a high-performance white pigment due to its excellent opacity and brightness.
- Application: TiO2 is commonly used in the production of paints, coatings, plastics, and paper products. It provides high opacity, color stability, and durability, making it ideal for automotive coatings, architectural paints, and industrial coatings.
- Photocatalysis:
- Purpose: TiO2 is an efficient photocatalyst, especially under UV light, and can degrade organic pollutants and contaminants.
- Application: TiO2 nanoparticles are used in environmental remediation, such as the purification of water and air, where they help break down toxic substances, pesticides, and other harmful compounds. TiO2 is also used in self-cleaning surfaces and photocatalytic hydrogen production (water splitting) for sustainable energy.
- UV Protection:
- Purpose: TiO2 provides excellent UV-blocking properties, which is crucial for sunscreens and other UV protection applications.
- Application: TiO2 nanoparticles are used in sunscreens to offer protection against both UVA and UVB rays. It is also used in cosmetics, foundations, and face powders to protect the skin from harmful UV radiation and prevent sunburns and premature aging.
- Antibacterial and Antiviral Coatings:
- Purpose: TiO2 exhibits photocatalytic antibacterial properties, particularly when exposed to UV light.
- Application: TiO2 nanoparticles are applied in antibacterial and antiviral coatings for medical devices, public spaces, and food processing environments. The photocatalytic properties allow TiO2 to break down harmful bacteria and viruses, providing sanitized surfaces under UV light.
- Energy Storage:
- Purpose: TiO2 is being used as an electrode material in energy storage applications due to its excellent stability, conductivity, and high surface area.
- Application: TiO2 nanoparticles are used in lithium-ion batteries, supercapacitors, and other energy storage devices to improve performance, charge capacity, and stability. They enhance the overall energy density and long-term cycling stability of the devices.
- Optical Devices:
- Purpose: TiO2’s high refractive index makes it valuable for optical applications, including in photonic devices.
- Application: TiO2 nanoparticles are used in optical coatings, lenses, mirrors, and photonic devices. Its refractive properties are ideal for applications such as anti-reflective coatings, optical filters, and other optical components used in sensors and imaging devices.
- Air Purification:
- Purpose: TiO2’s photocatalytic properties allow it to degrade air pollutants, which is useful in air purification.
- Application: TiO2 is used in air purification devices to break down volatile organic compounds (VOCs), nitrogen oxides (NOx), and other indoor air pollutants. It is employed in air purifiers, filtration systems, and industrial air quality control systems.
- Hydrogen Production (Water Splitting):
- Purpose: TiO2 is explored for its ability to split water into hydrogen and oxygen under UV light, producing clean hydrogen fuel.
- Application: TiO2 nanoparticles are used in photocatalytic water splitting systems to generate hydrogen fuel, which is a clean and sustainable energy source. This application is crucial in renewable energy technologies, particularly in green hydrogen production.
- Environmental Remediation:
- Purpose: TiO2 nanoparticles are highly effective at degrading organic contaminants, making them useful for environmental cleanup.
- Application: TiO2 is used in the purification of water, air, and soil, where it helps remove harmful organic compounds and toxic substances. Its photocatalytic activity allows it to break down pollutants in wastewater treatment and environmental decontamination.
- Semiconductors and Electronics:
- Purpose: TiO2 is used in various electronic and semiconductor applications due to its stable electrical and optical properties.
- Application: TiO2 nanoparticles are employed in the production of semiconductors, sensors, and photodetectors. Its stability and ability to withstand high temperatures make it useful in electronic devices such as capacitors, diodes, and optoelectronic applications.
Key Benefits:
- High Refractive Index: Rutile TiO2 has a high refractive index, making it an ideal material for optical applications, including coatings, lenses, and photonic devices.
- Photocatalytic Efficiency: TiO2 exhibits excellent photocatalytic properties, making it highly effective for applications such as air and water purification, self-cleaning surfaces, and hydrogen production.
- UV Protection: TiO2 nanoparticles offer broad-spectrum protection from UV radiation, making them essential in sunscreens, cosmetics, and UV-blocking coatings.
- Durability and Stability: Rutile TiO2 is chemically stable, non-toxic, and durable, ensuring long-lasting performance in applications such as coatings, energy storage devices, and photocatalysis.
- Versatile Applications: TiO2 nanoparticles are used in a wide range of industries, including energy, healthcare, environmental protection, and electronics, making them a valuable material in modern technology.
