Carboxylic 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.
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Supplier: Atomfair
Brand: ATOMFAIR®
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
How does the short length (0.5–2 µm) of these carboxylic MWCNTs affect their percolation threshold in conductive polymer composites compared to longer MWCNTs?
The short length results in a lower aspect ratio, which may increase the percolation threshold for electrical conductivity. However, the carboxyl functionalization enhances interfacial adhesion with the polymer matrix, potentially offsetting this effect. The product is designed for dispersion, composite, and conductivity workflows, and the specific dimensions should be matched to the target application requirements.
Can these carboxylic short MWCNTs be used directly in aqueous-based electrode slurries for supercapacitors without additional surfactants?
The carboxyl functionalization provides hydrophilicity, enabling dispersion in aqueous media without additional surfactants. However, the short length (0.5–2 µm) and small diameter (4–6 nm) require careful optimization of dispersion conditions, such as sonication time and pH, to achieve uniform suspensions. The product is suitable for electrode and dispersion workflows.
What are the specific storage requirements to prevent deactivation of the carboxyl groups on these MWCNTs?
The product is supplied as a dry powder (carboxylic short multi-walled carbon nanotubes). To maintain the integrity of the carboxyl functional groups, the material should be stored in a sealed container in a dry, inert atmosphere away from moisture and reactive chemicals. Standard laboratory safety practices for handling nanomaterials are recommended, including the use of fume hoods and personal protective equipment.
Carboxylic short multi-walled carbon nanotubes (OD 4-6 nm, length 0.5-2 µm, purity >98%) provide a functionalized nanocarbon platform for dispersion, composite, and electrode research, with carboxyl groups enhancing compatibility with polar matrices and solvents.
Positive
- Carboxyl functionalization for dispersion: Carboxylic acid groups on the nanotube surface improve dispersibility in polar solvents and polymer matrices, facilitating homogeneous incorporation into composite or electrode formulations.
- High purity >98% for research: Purity exceeding 98% minimizes amorphous carbon and metal catalyst residues, reducing confounding effects in conductivity, electrochemical, or mechanical property measurements.
Trade-offs
- Short length limits percolation: Length of 0.5-2 µm may reduce electrical percolation efficiency in composites compared to longer nanotubes, requiring higher loading fractions for equivalent conductivity.
- Handling requires safety protocols: As a respirable nanomaterial, these nanotubes require engineering controls (fume hood, HEPA filtration) and personal protective equipment to prevent inhalation exposure during handling.
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).
