Titanium Dioxide Nanoparticles
Features
- High refractive index
- Biocompatible
- Non-toxic
- Lightweight
- Strong corrosion resistance
- High thermal stability
- Minimal ion release
- Non-magnetic
- Molar Mass of 79.9378 g/mol
- Melting Point of 1843 °C
- Boiling Point of 2972 °C
- Density of 4.23 g/cm3
Description and Specification of Titanium Dioxide Nanoparticles
Titanium dioxide is a molecule comprising one titanium atom and two oxygen atoms. It is famous for ultrafine titanium dioxide (TiO2) particles, nano-crystalline titanium dioxide, or microcrystalline titanium dioxide. It has a diameter smaller than 100 nm and is white in color. It is a photo catalyst, implying that it can use light energy to catalyze reactions with other atoms at low temperatures.
Titanium dioxide nanoparticles are formed by titanium dioxide molecules joining together to create a cylinder’s surface. Each oxygen atom bonds to another titanium atom, resulting in a cylindrical lattice with each oxygen atom connected to two titanium atoms. Placing oxygen atoms among titanium atoms resulted in a significantly more complex nanoparticle structure. It is ideal for glass, optics, and ceramics since it is not electrically conductive. It consists of at least one oxygen anion and one metallic cation. It does not dissolve easily in aqueous solutions. It is exceptionally stable in applications ranging from clay bowl production to complex electronics in lightweight structural parts in aircraft and electrochemical applications such as fuel. Because oxide compounds are basic anhydrides, they can induce redox to react with acids and act as potent reducing agents.
Synthesis
Researchers use sulfate, chloride, or sol-gel processes to produce the majority of manufactured titanium dioxide nanopowder. We use digesting ilmenite (FeTiO3) (titanium slag) with sulfuric acid to manufacture Anatase or rutile TiO2. The ultrafine anatase phase involves the use of sulfate solution. The ultrafine rutile form is a result of chloride solution.
To manufacture Natural or rutile nanoparticles, we follow the chlorination process at temperatures ranging from 850 to 1000 °C in the chloride process. Moreover, we follow vapor-phase oxidization of the titanium tetrachloride to generate ultrafine anatase.
Researchers cannot use Grinding to transform pigmentary TiO2 to ultrafine TiO2. Ultrafine titanium dioxide may be produced using various methods, including precipitation, gas-phase reaction, sol-gel, and atomic layer deposition.
Technical Specification of Titanium Dioxide Nanoparticles
| Product Name | Titanium Dioxide Nanoparticles |
| Alternative Name | Titanium Dioxide Nanopowder / Nano TiO₂ |
| Product Series | TiO2-NANO |
| Chemical Formula | TiO₂ |
| CAS Number | 13463-67-7 |
| Molecular Weight | 79.8658 g/mol |
| Purity | 99.9% |
| Average Particle Size | 30–80 nm |
| Specific Surface Area (SSA) | Approximately 150 m²/g |
| Physical Form | Nanopowder |
| Color | White |
| Morphology | Near Spherical |
| Bulk Density | Approximately 0.35 g/cm³ |
| Material Density | Approximately 4.23 g/cm³ |
| Melting Point | 1843°C |
| Boiling Point | 2972°C |
| Refractive Index | High |
| Electrical Behavior | Semiconductor / Low Electrical Conductivity |
| Photocatalytic Activity | Excellent |
| UV Absorption | Excellent |
| Visible Appearance | White Due to Strong Visible-Light Scattering |
| Thermal Stability | Excellent |
| Corrosion Resistance | Excellent |
| Magnetic Properties | Non-Magnetic |
| Biocompatibility | Good / Suitable for Application-Specific Research |
| Water Solubility | Practically Insoluble; Can Be Dispersed Using Suitable Methods |
| Common Crystal Phases | Anatase and Rutile |
| Typical Synthesis Methods | Sol-Gel, Sulfate, Chloride, Precipitation, Gas-Phase Reaction and Atomic Layer Deposition |
| Recommended Dispersion Media | Water, Carrier Oils and Suitable Organic Solvents Depending on Surface Treatment |
| Recommended Dispersion Method | Mechanical Mixing, High-Speed Mixing or Ultrasonication |
| Photocatalytic Applications | Excellent |
| Solar Energy Applications | Excellent |
| Self-Cleaning Coatings | Excellent |
| Environmental Remediation | Excellent |
| Typical Applications | Photocatalysis, Solar Cells, UV Protection, Self-Cleaning Coatings, Pigments, Wastewater Treatment, Air Purification, Ceramics, Optical Materials and Nanotechnology Research |
| Storage Conditions | Store in a Cool, Dry and Tightly Sealed Container Away from Moisture and Contamination |

Properties of Titanium Dioxide Nanoparticles
- This product has a high refractive index.
- It is biocompatible, non-toxic, and lightweight.
- It has strong corrosion resistance, high thermal stability, minimal ion release, and is non-magnetic.
- It has a Molar Mass of 79.9378 g/mol.
- It has a Melting Point of 1843 °C and a Boiling Point of 2972 °C.
- It exhibits a Density of 4.23 g/cm3.
Applications of Titanium Dioxide Nanoparticles
Titanium Dioxide Nanopowder is part of a film that uses light energy to initiate a chemical reaction that kills micro-organisms on surfaces. Because it reflects all hues in the visible light spectrum, the light reflected from it is white. This feature makes it suitable as a white pigment in paintings and may result in a white residue on the skin when you apply sunscreen. It helps remove environmental pollutants, such as NO2, from flue gases and other sources. Furthermore, it may break down SOx, a hazardous inorganic molecule in the atmosphere.
Because of its capacity to disrupt cell membranes, harden viral proteins, regulate virus activity, and catch infectious particles, it frequently uses sterilization and virus restraint medicines. It can eradicate micro-organisms and is perfect for wastewater treatment due to its low cost, corrosion resistance, and general stability. It is used as packing material in solid-phase extraction (SPE) to preconcentrate and remove contaminants from water for surface water treatment. It involves the removal of the ripening hormone ethylene from storage facilities for perishable fruits, vegetables, and cut flowers. It is a long-term dental implant success as it helps manage the infection and acquire new implant insertion technologies in bone.
Comparison Titanium Dioxide Nanoparticles
| Parameter | Titanium Dioxide (TiO₂) | Zinc Oxide (ZnO) | Silicon Dioxide (SiO₂) | Aluminium Oxide (Al₂O₃) | Copper Oxide (CuO) |
|---|---|---|---|---|---|
| Material Type | Photocatalytic Semiconductor | Wide-Bandgap Semiconductor | Dielectric Oxide | Ceramic Oxide | p-Type Semiconductor |
| Chemical Formula | TiO₂ | ZnO | SiO₂ | Al₂O₃ | CuO |
| Purity | 99.9% | Grade Dependent | 99.9% | Grade Dependent | 99.9% |
| Particle Size | 30–80 nm | <100 nm | 20–50 nm | <50 nm | 30–70 nm |
| Specific Surface Area | ~150 m²/g | High | ~220 m²/g | High | 60–80 m²/g |
| Appearance | White | White | White | White / Off-White | Brownish Black |
| Morphology | Near Spherical | Nanoscale Powder | Spherical | Nanoscale / Rod-Like | Spherical |
| Molecular Weight | 79.8658 g/mol | 81.40 g/mol | 60.08 g/mol | 101.96 g/mol | 79.545 g/mol |
| Melting Point | 1843°C | 1975°C | High Thermal Stability | ~2072°C | ~1326°C |
| Electrical Behavior | Semiconductor | Wide-Bandgap Semiconductor | Excellent Insulator | Excellent Insulator | p-Type Semiconductor |
| Photocatalytic Activity | Excellent | Excellent | Limited | Limited | Good |
| UV Absorption / Protection | Excellent | Excellent | Moderate | Moderate | Moderate |
| Refractive Index | Very High | High | Moderate | Moderate | High |
| Chemical Stability | Excellent | Very Good | Excellent | Excellent | Good |
| Corrosion Resistance | Excellent | Good | Excellent | Excellent | Good |
| Thermal Stability | Excellent | Very Good | Excellent | Excellent | Very Good |
| Antimicrobial Applications | Good | Excellent | Limited | Application Specific | Excellent |
| Solar Cell Applications | Excellent | Excellent | Supporting Material | Limited | Good |
| Self-Cleaning Coatings | Excellent | Excellent | Good | Good | Moderate |
| Water Treatment | Excellent | Very Good | Good | Good | Very Good |
| Air Purification | Excellent | Very Good | Limited | Limited | Good |
| Sensor Applications | Excellent | Excellent | Good | Good | Excellent |
| Ceramic Applications | Excellent | Good | Excellent | Excellent | Excellent |
| Coating Applications | Excellent | Excellent | Excellent | Excellent | Excellent |
| Typical Applications | Photocatalysis, Solar Cells, UV Protection, Self-Cleaning Coatings and Water Treatment | UV Protection, Sensors, Antimicrobial Coatings and Optoelectronics | Fillers, Coatings, Polymers, Surface Modification and Insulation | Advanced Ceramics, Wear-Resistant Coatings, Polishing and Thermal Management | Sensors, Catalysts, Conductive Materials and Antimicrobial Coatings |
| Best Choice For | Photocatalysis, UV Protection & Environmental Applications | UV Protection & Antimicrobial Semiconductor Applications | High Surface Area, Fillers & Surface Functionalization | Hardness, Wear Resistance & Electrical Insulation | Sensors, Catalysis & Antimicrobial Applications |
| Key Advantage | Excellent Photocatalytic Activity, UV Response & Chemical Stability | Strong UV Absorption & Antimicrobial Performance | Very High Surface Area & Chemical Stability | Excellent Hardness & Mechanical Durability | Strong Semiconductor, Catalytic & Antimicrobial Properties |
Why Choose Titanium Dioxide Nanoparticles?
Titanium Dioxide Nanoparticles (TiO₂) combine nanoscale particle size, high specific surface area, strong photocatalytic activity, excellent UV response and outstanding chemical stability. These properties make TiO₂ nanoparticles particularly suitable for photocatalysis, solar-energy research, self-cleaning coatings, environmental remediation, UV-protective materials, sensors and advanced ceramic applications.
- High Purity:
99.9% purity makes the material suitable for research, photocatalytic, electronic and advanced material applications. - Controlled Nanoscale Particle Size:
An average particle size of 30–80 nm provides a high surface-to-volume ratio and improved interaction with light and surrounding materials. - High Specific Surface Area:
Approximately 150 m²/g provides extensive active surface for photocatalytic reactions, adsorption and surface chemistry. - Excellent Photocatalytic Activity:
TiO₂ can use light energy to initiate chemical reactions, making it highly suitable for photocatalysis and environmental remediation. - Strong UV Absorption:
Titanium dioxide efficiently interacts with ultraviolet radiation, making it useful in UV-protective coatings and optical materials. - Excellent for Solar Energy Research:
TiO₂ is widely used in photovoltaic, photoelectrochemical and solar-cell research because of its semiconductor properties and chemical stability. - Self-Cleaning Surface Applications:
Photocatalytic TiO₂ coatings can help break down organic contaminants on exposed surfaces under suitable illumination. - Environmental Remediation:
Suitable for research involving decomposition of organic pollutants, wastewater treatment and air-purification systems. - High Refractive Index:
Its strong optical properties make TiO₂ valuable for pigments, optical coatings, ceramics and other light-management applications. - Excellent Thermal & Chemical Stability:
Its high melting point and corrosion resistance support use in demanding research and industrial environments. - Non-Magnetic Material:
Suitable for applications where magnetic interference must be minimized. - Wide Application Range:
Suitable for photocatalysts, solar cells, sensors, self-cleaning coatings, UV protection, pigments, ceramics, wastewater treatment and advanced nanotechnology research.

How to Use it?
Titanium dioxide is not generally soluble in water. Mix one part of the product with three pieces of warm water or carrier oil. Water is typically quicker and easier to mix than oil. It takes a long time to dissolve in water. Some titanium dioxide nanoparticle forms can only be dispersed in oil, but researchers can use water or oil for others. Another option is to use a portable electric beater.
Why Choose Us
We, Techinstro, are eager to provide our clients with high-quality products at a reasonable price. We are one of the top producers and suppliers of Titanium Dioxide Nanoparticles of various types. We have industry-experienced professionals who understand and satisfy our clients’ needs. We provide product customization and customizing based on the demands of our clients. Our high-quality products meet the needs of both industrial and research applications. We also offer product support to our customers 24 hours a day, seven days a week. If you cooperate with us, you will be delighted.

FAQ's
They are ultrafine white particles composed of one titanium atom and two oxygen atoms, with sizes under 100 nm.
Particle diameters are below 100 nm.
It is a white nanopowder.
The molar mass is 79.9378 g/mol.
It has a density of 4.23 g/cm³.
It melts at 1,843 °C and boils at 2,972 °C.
It comes in both anatase and rutile forms to suit different applications.
No, it is not electrically conductive.
Yes, its high refractive index makes it a strong white pigment.
Yes, it is non-toxic and biocompatible, and it releases very few ions.
No, the material is nonmagnetic.
Yes, it performs well in photocatalytic and pollutant-removal tasks.
They are ultrafine white particles composed of one titanium atom and two oxygen atoms, with sizes under 100 nm.
Mix one part of the product with about three parts of warm water or carrier oil, depending on the grade.
They are ultrafine white particles composed of one titanium atom and two oxygen atoms, with sizes under 100 nm.




