Titanium Oxide Nanopowder (TiO2, Anatase, 99.5%, 40nm)

Titanium oxide nanopowder (TiO2, Anatase, 99.5%, 40nm) is a high-quality material known for its excellent photocatalytic, optical, and environmental properties. With its unique anatase crystalline structure and high purity (99.5%), this nanopowder offers significant advantages in various technological, industrial, and environmental applications. The 40 nm particle size provides a balanced combination of surface area and material stability, making it suitable for a wide range of uses.

Composition and Structure

TiO2 (Titanium Dioxide):
Titanium dioxide is a compound composed of titanium and oxygen. It is a highly stable, non-toxic, and environmentally friendly material. It is widely used in applications that require strong light absorption, as well as in catalytic processes.
Anatase Phase:
The anatase form of TiO2 is one of its three main crystalline phases, with rutile and brookite being the others. Anatase is known for its superior photocatalytic activity, making it ideal for energy conversion, pollution control, and self-cleaning applications.
Purity (99.5%):
This nanopowder is of high purity, ensuring minimal contamination from other elements and maximizing its effectiveness in specialized applications.
Particle Size (40 nm):
The 40 nm particle size of this TiO2 nanopowder strikes an ideal balance between high surface area and material stability. This size allows for enhanced photocatalytic performance while maintaining the structural integrity of the material.

Properties

1. Photocatalytic Activity:
   Titanium dioxide in the anatase form is highly effective for photocatalysis. Under UV light, it generates electron-hole pairs that can facilitate chemical reactions, such as breaking down pollutants. This property makes it useful for environmental cleanup and renewable energy applications.
2. High Surface Area:
   The 40 nm nanopowder provides a high surface area, which is essential for its performance in catalytic reactions, environmental applications, and energy conversion processes.
3. UV Light Absorption:
   TiO2 absorbs UV light efficiently, making it ideal for use in solar energy applications and in products designed to block UV radiation, such as sunscreens and protective coatings.
4. Stability and Durability:
   Titanium dioxide is chemically stable and highly resistant to degradation. It can endure harsh environmental conditions, including UV radiation and high temperatures, which makes it suitable for long-term use in outdoor applications.
5. Non-toxic and Biocompatible:
   TiO2 is considered non-toxic to humans and animals, making it safe for use in consumer products like cosmetics, pharmaceuticals, and food additives.

Applications

1. Environmental Remediation and Photocatalysis:
Pollutant Degradation:
The photocatalytic properties of TiO2 anatase make it effective at breaking down organic pollutants in air and water. It can be used in air purifiers, water treatment systems, and environmental cleaning applications.
Water Treatment:
TiO2 is widely used for purifying water by breaking down contaminants like pesticides, pharmaceuticals, and heavy metals. Its photocatalytic capabilities make it ideal for addressing water pollution.
Self-Cleaning Surfaces:
TiO2 anatase is used in coatings for self-cleaning surfaces, such as windows, tiles, and outdoor furniture. These coatings use the photocatalytic properties of TiO2 to degrade organic dirt and stains when exposed to sunlight.
Solar Energy Conversion:
TiO2 anatase is a key material in dye-sensitized solar cells (DSSCs), where it helps convert sunlight into electricity. Its ability to absorb UV light and facilitate electron transfer makes it an efficient component in solar energy technology.
Hydrogen Production:
TiO2 is being explored for use in photocatalytic water splitting, which generates hydrogen from water when exposed to sunlight. This process holds promise for sustainable hydrogen production as a clean energy source.

2. Electronics and Energy Storage:
Supercapacitors and Batteries:
TiO2 nanoparticles are incorporated into energy storage devices like supercapacitors and lithium-ion batteries. Their high surface area and electrochemical stability enhance the performance and longevity of these devices.
Transparent Conductive Films:
TiO2 is used in transparent conductive films for applications such as touchscreens, sensors, and solar cells. Its high transparency and conductivity make it an essential material in modern electronics.

3. Coatings and Paints:
Protective Coatings:
TiO2 anatase is used in coatings for various substrates to provide protection against UV radiation, corrosion, and environmental degradation. These coatings can extend the lifespan of materials exposed to harsh conditions.
Pigments:
Titanium dioxide is widely used as a white pigment in paints, coatings, plastics, and paper. Its high opacity and bright white color make it a preferred choice for creating vibrant, durable pigments.

4. Cosmetics and Personal Care:
Sunscreens:
TiO2 is a common ingredient in sunscreens due to its ability to block harmful UV rays. Its high purity and fine particle size make it effective in providing broad-spectrum protection against both UVA and UVB rays.
Cosmetics:
TiO2 is used in a variety of cosmetic products, such as foundations, powders, and lotions, where it helps to improve texture, opacity, and UV protection.

5. Biomedical Applications:
Drug Delivery Systems:
TiO2 nanoparticles can be used in targeted drug delivery applications. Their small size and large surface area allow them to carry drugs and deliver them directly to specific areas of the body.
Diagnostic Imaging:
TiO2 anatase nanoparticles are being studied as potential contrast agents in medical imaging, enhancing the quality of X-rays and MRI scans.

Safety and Handling

Health Considerations:
Titanium dioxide is generally considered safe for a variety of uses, including in cosmetics, food, and pharmaceuticals. However, as with any nanopowder, precautions should be taken to avoid inhalation or direct contact with the skin. Personal protective equipment such as gloves and masks is recommended when handling TiO2 nanopowder.
Environmental Impact:
TiO2 is regarded as non-toxic and environmentally friendly, although research is ongoing to better understand the long-term effects of nanoparticles in the environment, particularly in aquatic ecosystems.

Summary

Titanium oxide nanopowder (TiO2, Anatase, 99.5%, 40nm) is a versatile material with a broad range of applications, particularly due to its photocatalytic properties, UV absorption, and high surface area. Its use spans environmental remediation, solar energy conversion, coatings, cosmetics, and energy storage. The high purity and 40 nm particle size of this nanopowder make it an ideal material for advanced technological and industrial applications, while its non-toxic and biocompatible nature ensures its safety in consumer products and medical uses.