Short-Multi-walled Carbon Nanotubes, OD 4-6 nm, length 0.5-2um, purity >98%Product Type: Multi-walled carbon nanotube material
Research-grade laboratory product
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LABORATORY PROCUREMENT SUPPORT
For model selection, material specification matching, application fit or quotation confirmation, contact our technical sales team.
E-MAIL: inquiry@atomfair.com
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Supplier: Atomfair
Brand: ATOMFAIR®
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
How does the 0.5-2 µm length of these short MWCNTs impact their suitability for conductive film applications compared to longer nanotubes?
The 0.5-2 µm length range is optimized for dispersion in solvents and polymers, yielding more uniform films with lower percolation thresholds. However, longer nanotubes (>5 µm) typically provide higher electrical conductivity due to longer conduction pathways. The product's purity >98% ensures minimal interference from impurities, making it suitable for research-grade conductive films where dispersion quality is critical.
Can these pristine MWCNTs (OD 4-6 nm) be directly incorporated into an epoxy matrix without surface functionalization?
The product is supplied as pristine (non-functionalized) multi-walled carbon nanotubes. For effective integration into epoxy matrices, surface functionalization (e.g., carboxylation or amination) is often required to improve interfacial adhesion and dispersion. The Atomfair catalog offers functionalized grades (hydroxylated, carboxylated, amino-modified) that can be matched to composite workflows, as indicated in the material selection notes.
What storage conditions are recommended to maintain the >98% purity of these short MWCNTs over time?
The product description does not specify explicit storage conditions, but as a research-grade carbon nanotube powder, it should be stored in a sealed, dry container at room temperature, away from moisture and oxidizing agents, to preserve its >98% purity. When handling, standard laboratory safety equipment (fume hood, gloves, goggles) is recommended to avoid inhalation and contamination.
Short-Multi-walled Carbon Nanotubes (OD 4-6 nm, length 0.5-2 µm, purity >98%) provide a high-aspect-ratio conductive filler for composite, electrode, and dispersion research, but require careful handling to avoid inhalation and must be matched to specific functionalization and dispersion protocols for reproducible results.
Positive
- High purity and narrow diameter range: Purity >98% with outer diameter 4-6 nm minimizes catalytic metal impurities and provides consistent tube geometry for reproducible electrical and mechanical properties in nanocomposites or electrode formulations.
- Short length for dispersion compatibility: Length 0.5-2 µm facilitates uniform dispersion in solvents or polymer matrices compared to longer MWCNTs, reducing aggregation risk in thin-film or coating workflows.
Trade-offs
- Respirable dust hazard requires engineering controls: As a nanoscale powder, airborne particles may pose inhalation risks; handling must be performed in fume hoods or gloveboxes with appropriate PPE to meet laboratory safety standards.
- Functionalization and dispersion protocol dependency: Pristine MWCNTs lack surface functional groups, requiring tailored oxidation or surfactant-based dispersion steps for stable suspensions in polar solvents or biological media, adding process complexity.
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).
