Amino modified MWCNT, OD 8-15 nm, length <=20um, purity ~98%; Specific surfaceProduct 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 product is a multi-walled carbon nanotube material with no documented handling or processing constraints. The specifications provided are for procurement comparison only.
- No Constraints: The product input does not specify any storage, compatibility, or environmental sensitivity requirements.
How does the amino functionalization (0.4–0.6 wt%) affect the electrical conductivity of these MWCNTs compared to pristine multi-walled nanotubes?
Amino functionalization introduces covalent defects that disrupt the sp2 carbon lattice, reducing electrical conductivity relative to pristine MWCNTs. The moderate 0.4–0.6 wt% amino content provides a balance between conductivity loss and improved dispersion in polar solvents and polymer matrices, which is critical for composite electrode or conductive film applications. The base material has a specific surface area of 220–290 m²/g and purity ~98% from CVD production.
What are the compatibility constraints of these amino-modified MWCNTs with epoxy resin systems for composite fabrication?
Amino-modified MWCNTs are chemically compatible with epoxy resins because the amino groups can react with epoxide rings, forming covalent bonds that improve interfacial adhesion and mechanical reinforcement. However, the amino groups may catalyze premature curing, requiring adjustment of the curing schedule or catalyst concentration. The outer diameter of 8–15 nm and length ≤20 μm enable good dispersion in thin-film or bulk composite formulations.
What engineering controls and personal protective equipment are required for safe laboratory handling of this amino-modified MWCNT powder?
Handling requires engineering controls such as fume hoods or glove boxes to minimize airborne nanoparticle exposure. Recommended PPE includes N95 or higher respirators, nitrile gloves, and lab coats. The black powder has a specific surface area of 220–290 m²/g and is prone to electrostatic dispersion, so static-dissipative equipment and sealed containers are advised. Storage should be away from oxidizers and strong acids, and the material should be treated as a respiratory irritant.
This amino-modified MWCNT (OD 8-15 nm, length ≤20 µm, purity ~98%, specific surface area 220-290 m²/g) provides a functionalized nanocarbon platform for dispersion, composite, electrode, or conductivity workflows, with the amine content (0.4-0.6 wt.%) enabling covalent grafting or enhanced interfacial bonding in polymer or electrolyte matrices.
Positive
- Amino functionalization for covalent integration: The 0.4-0.6 wt.% amine content enables direct covalent bonding with epoxy, polyurethane, or other reactive matrices, improving load transfer and dispersion stability in composite or electrode formulations.
- High surface area for interfacial activity: A specific surface area of 220-290 m²/g provides abundant sites for adsorption, catalysis, or charge transfer, beneficial for supercapacitor electrodes, catalyst supports, or sensor applications.
Trade-offs
- Moisture sensitivity of amine groups: Amino groups can absorb atmospheric moisture or react with CO₂ over time, requiring storage in sealed, dry conditions to maintain consistent functionalization and avoid agglomeration.
- Short tube length limits percolation: Tube lengths ≤20 µm may reduce the aspect ratio compared to longer MWCNTs, potentially requiring higher loading fractions to achieve electrical percolation in composite films or bulk materials.
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).






