13463-67-7 | Titanium Dioxide (TiO₂)

Chemical type

• Inorganic metal oxide nanoparticles

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• Metal oxide nanoparticle

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Key properties

• Commercial P-25 grade, primary particle size 10–30 nm
• Biocompatible, chemically inert, non-toxic
• High stability, low cost
• Positive surface charge in acidic AA subphase
• Forms hydrogen/covalent bonds with –OH/–NH₂ groups of chitosan
• Antimicrobial when combined with polymers

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• Photocatalytic activity under UV light (λ < 380 nm)
• High chemical resistance and stability
• High specific surface area in nanoparticle form
• Generates electron-hole pairs for oxidation of pollutants
• Can be doped to extend activity to visible light
• Nanostructured forms (e.g., anatase, rutile) with particle sizes from 10-100 nm
• Pyrophoric at nanoscale

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• Particle size: <30 nm
• High surface-to-volume ratio
• High thermal stability
• Catalytic activity
• Oxygen-releasing capability
• Enhances oxidation reactions
• Improves thermal conductivity
• Redox catalytic behavior
• Exists in anatase and rutile crystalline phases

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• Reinforcement of biopolymer matrices (improves tensile strength, thermal stability, mechanical properties)
• Antimicrobial nanocomposites
• Drug delivery & cancer therapy (enhances radiation effects: NIR, X-ray, US, UV)
• Excipient in pharmaceuticals/food
• Bone scaffolds (improves osteogenesis/vascularization)

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• Photocatalyst for air and water purification from organic pollutants
• White pigment in paints, coatings, paper, and food (E171)
• Filler in cosmetics, pharmaceuticals, plastics, and building materials
• Antibacterial and self-cleaning coatings for glass, concrete, and filters
• Generation of aerosols for rapid decontamination in disasters

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• Fuel nano-additive
• Combustion catalyst
• Heat transfer enhancer
• Emission reduction additive

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Classification by use

• Nanoparticles for reinforcement
• Antimicrobial agents

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• Photocatalysts for environmental purification
• Pigments and fillers in industrial products
• Antibacterial agents
• Materials for self-cleaning surfaces

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• Chemicals used as combustion catalysts
• Chemicals used to reduce engine emissions

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A trustworthy factory and manufacturer

1. [Cite:1] The effect of chitosan/TiO2/hyaluronic acid subphase on the behaviour of 1,2-dioleoyl-sn-glycero-3-phosphocholine membrane, Biomaterials Advances, Volume 138, July 2022, 212934
2. [Cite:2] Study of Photocatalytic Properties of Titanium Dioxide in Various Media (Review), FirePhysChem, 23 January 2026
3. [Cite:3] Energy-exergy analysis of butanone-gasoline blends with hybrid nanoparticles in a spark ignition engine, Case Studies in Thermal Engineering, Volume 73, September 2025, 106597