PVP-Modified Titanium Dioxide Nanoparticles, ~120nm(TEM), 1 mg/mL, 10 mlProduct Type: Inorganic nanomaterial dispersion
Research-grade laboratory product
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LABORATORY PROCUREMENT SUPPORT
For model selection, material form, dimensional range, concentration or package confirmation, contact our technical sales team.
E-MAIL: inquiry@atomfair.com
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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How does the PVP surface modification of the titanium dioxide nanoparticles influence dispersion stability and particle size distribution?
The PVP (polyvinylpyrrolidone) modification provides steric stabilization, maintaining a stable white dispersion with a particle size of ~120nm as measured by TEM. The product is supplied at 1 mg/mL in a water/ethanol solvent system, and the PVP coating prevents agglomeration, ensuring consistent particle size distribution.
What solvent system is the PVP-modified TiO2 nanoparticle dispersion supplied in, and is it compatible with organic solvents?
The dispersion is supplied in a water/ethanol solvent mixture. The PVP coating enhances compatibility with both aqueous and organic media, but the specific solvent composition is water/ethanol. Users should verify compatibility with their target solvent system, as the ethanol content may affect mixing with non-polar solvents.
What are the storage and handling requirements for the PVP-modified TiO2 nanoparticle dispersion to ensure safety and stability?
The product is a white dispersion of PVP-modified TiO2 nanoparticles in water/ethanol at 1 mg/mL. It should be stored in a sealed container away from heat and open flames due to the flammable ethanol content. Standard nanomaterial handling precautions, including gloves, eye protection, and use in a fume hood, are recommended.
This PVP-modified TiO2 dispersion at 120 nm particle size in water/ethanol offers a stable colloidal system for research applications, but the low concentration and moderate particle size impose constraints on certain high-load or small-scale studies.
Positive
- PVP surface modification for stable dispersion: PVP coating provides steric stabilization, enabling long-term colloidal stability in water/ethanol mixtures, which is critical for reproducible experimental results.
- Dual solvent system enhances application flexibility: The dispersion in water and ethanol allows compatibility with both aqueous and organic processing streams, facilitating integration into various synthesis or coating workflows.
Trade-offs
- Low concentration limits high-load applications: At 1 mg/mL, the nanoparticle concentration is relatively low, requiring larger volumes or concentration steps for applications that demand higher particle density.
- Moderate particle size for nanoscale applications: With a primary size of ~120 nm, these particles are in the upper nanoscale range, which may not be optimal for applications requiring sub-100 nm dimensions for quantum confinement or high surface area.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).
