Performance Indicators
- Product Name: Tungsten Trioxide
- Chinese Alias: 钨酸酐 (Tungstic Anhydride); 氧化钨(VI) (Tungsten(VI) Oxide)
- English Name: Tungsten(VI) Oxide
- Molecular Formula: WO₃
- Molecular Weight: 231.84 g/mol
- EINECS Number: 215-231-4
- CAS Number: 1314-35-8
Production Method
Nano tungsten trioxide is typically synthesized using the hydrothermal method, which yields particles with small sizes and high purity. This material exhibits significant electromagnetic wave absorption properties, making it suitable as an excellent solar energy-absorbing and camouflage material. Additionally, nano tungsten trioxide has a large specific surface area and unique surface effects, contributing to its catalytic performance. As a transition metal compound, it is classified as a wide-bandgap n-type semiconductor, which adds to its potential applications.
Technical Indicators from CTIA GROUP LTD
| Indicator | Data |
| Particle Size | 50-60 nm |
| Appearance | Pale yellow dispersion |
| WO₃ Content | ≥20% |
| pH | 4-5 |
Application Range
- Gas Sensing and Catalysis: Especially effective in photocatalysis applications.
- Solar Energy Applications: Used in solar-sensitive films to enhance energy capture.
- Pigments: Employed in paints, oils, and watercolors.
- X-ray Shielding and Fire-resistant Fabrics: Utilized in safety and protective materials.
- Tungsten-doped Modification Materials: Serves as a doping agent.
- Gas Sensor Materials: Ideal for detecting various gases.
- Petrochemical Applications: Functions as a primary or auxiliary catalyst in reactions such as hydrogenation-dehydrogenation, oxidation, hydrocarbon isomerization, and alkylation, demonstrating excellent catalytic properties.
Summary
Nano tungsten trioxide water dispersion is a versatile nanomaterial with significant potential across various industries due to its unique physical and chemical properties, including high catalytic activity and excellent light absorption capabilities.
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