Short-Hydroxylate Multi-walled Carbon Nanotubes, OD 5-15 nm, length 0.5-2um, purity >95%Product Type: Multi-walled carbon nanotube material
Research-grade laboratory product
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LABORATORY PROCUREMENT SUPPORT
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Supplier: Atomfair
Brand: ATOMFAIR®
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
This nanomaterial requires careful matching of dimensional and functionalization specifications to the target dispersion or composite workflow. The hydroxyl functional group may influence compatibility with solvents and polymer matrices.
- Specification Matching: Confirm that the outer diameter, length, purity, and functionalization align with the intended dispersion, composite, or electrode application to avoid processing failures.
How does the hydroxyl functionalization affect the electrical conductivity of these short MWCNTs (OD 5-15 nm, length 0.5-2 µm) compared to pristine MWCNTs?
Hydroxylation introduces surface defects that can reduce intrinsic electrical conductivity relative to pristine MWCNTs. However, the short length (0.5-2 µm) and high purity (>95%) ensure consistent percolation behavior in composite systems. The source provides outer diameter 5-15 nm, length 0.5-2 µm, purity >95%, and functional group as hydroxyl.
What are the dispersion compatibility considerations for these short-hydroxylate MWCNTs in aqueous or organic solvent systems?
The hydroxyl functional groups improve dispersibility in polar solvents (e.g., water, ethanol) and polar polymer matrices, but may require sonication or surfactant assistance. The source specifies the material form as 'Short-Hydroxylate Multi-walled Carbon Nanotubes' with dimensional specifications (OD 5-15 nm, length 0.5-2 µm) and purity >95%, indicating suitability for dispersion workflows.
What are the recommended handling and storage conditions for this research-grade hydroxylated MWCNT powder to maintain integrity?
As a research-grade nanomaterial, standard laboratory precautions (fume hood, gloves, eye protection) are advised to avoid inhalation of fine particles. Store in a sealed container in a dry environment to prevent moisture absorption due to hydroxyl groups. The source confirms it is a 'research-grade laboratory product' and recommends confirming bulk quantity requirements.
Short-Hydroxylate Multi-walled Carbon Nanotubes (OD 5-15 nm, length 0.5-2 µm, purity >95%) are evaluated for dispersion, composite, electrode, and conductivity research. The hydroxyl functionalization enhances compatibility with polar matrices, while the short length (0.5-2 µm) reduces entanglement for easier processing but may limit percolation network formation in some applications.
Positive
- Hydroxyl functionalization for polar compatibility: The short-hydroxylate surface groups improve dispersibility and interfacial bonding in polar solvents, polymer matrices, and electrode slurries, enabling more uniform composite or film formation compared to pristine CNTs.
- Short length reduces entanglement: With a length of 0.5-2 µm, these MWCNTs exhibit lower tendency to form dense agglomerates, facilitating easier dispersion in liquid-phase processing and reducing sonication time during laboratory formulation.
Trade-offs
- Short length limits percolation efficiency: The reduced aspect ratio from the short length (0.5-2 µm) may require higher loading fractions to achieve electrical percolation thresholds in composites compared to longer MWCNT grades, impacting conductivity optimization.
- Bulk quantity confirmation required: Procurement notes indicate that bulk quantity requirements must be confirmed before quotation, suggesting potential supply chain lead times or minimum order constraints for larger-scale experiments or pilot production.
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