Graphitized Carboxyl Multi-walled Carbon Nanotubes, OD >50 nm,, length <10um, purity >99.9%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 graphitized structure combined with low carboxyl content (0.25 wt%) affect the performance trade-off between electrical conductivity and dispersibility for this MWCNT material?
The graphitized structure enhances electrical conductivity and thermal stability, while the 0.25 wt% -COOH groups provide sufficient polar functionality to improve dispersibility in polar solvents and enable covalent bonding with polymer matrices. This balance makes the material suitable for both conductive composite and electrode formulations where moderate dispersion and high conductivity are required, though the low carboxyl content may limit dispersion in very polar systems compared to higher functionalized grades.
What polymer matrices or solvent systems are compatible with this graphitized carboxylated MWCNT based on its specifications?
The carboxyl functionalization (0.25 wt%) and graphitized surface render the material compatible with polar polymers such as epoxy, polyurethane, and polyvinyl alcohol, as well as polar solvents like water, ethanol, and DMF. The product is specifically intended for dispersion, composite, film, electrode, and conductivity research workflows, as indicated in the selection notes.
What handling precautions are necessary for this dry MWCNT powder given its outer diameter >50 nm, length <10 μm, and high purity >99.9%?
The material is a fine dry powder with nanoscale dimensions (OD >50 nm, length <10 μm) that can be respirable, requiring standard nano-material handling practices including use of disposable gloves, lab coat, and a fume hood or glove box to minimize inhalation and skin contact. Bulk quantity handling should be coordinated with the supplier to ensure proper containment and waste disposal procedures.
This graphitized carboxyl multi-walled carbon nanotube material (OD >50 nm, length <10 μm, purity >99.9%, -COOH 0.25 wt%) is evaluated for its high purity and functionalization level, which enable targeted dispersion and covalent integration into composite or electrode matrices, though the low carboxyl content and sub-10 μm length impose constraints on surface reactivity and percolation network formation in certain formulations.
Positive
- High purity >99.9%: The >99.9% purity minimizes amorphous carbon and metal catalyst residues, reducing interference in electrochemical or spectroscopic measurements and improving batch-to-batch reproducibility in research workflows.
- Carboxyl functionalization for covalent bonding: The 0.25 wt% -COOH groups provide reactive sites for covalent attachment to polymers, biomolecules, or electrode surfaces, enabling tailored composite or sensor architectures without requiring additional oxidation steps.
Trade-offs
- Low carboxyl content limits reactivity: At only 0.25 wt% -COOH, the density of reactive sites is low, which may require higher nanotube loadings or additional functionalization steps to achieve sufficient covalent crosslinking in composite or dispersion applications.
- Short length restricts percolation: With length <10 μm, the nanotubes may form less efficient conductive percolation networks compared to longer MWCNTs, potentially requiring higher filler fractions to achieve target electrical or thermal conductivity in polymer matrices.
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).
