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Carbon black (CB) nanopowder (CAS number 1333-86-4) consists of intensely black, nanoscale particles of amorphous or para-crystalline carbon. These particles are finely divided and highly dispersed, yielding a high surface area and uniform particulate morphology. They fuse together during formation to create aggregates of varying sizes and shapes.
Carbon black nanoparticle aggregates have a spheroidal shape with an average particle size of ~30 nm. They exist as an amorphous core surrounded by a shell of stacked graphene-like domains each made of a nanometric stack of polyaromatic sheets. As a result, carbon black nanopowder has a high surface-area-to-volume ratio.
Carbon black is valued for its unique physical properties, excellent electrical conductivity, and resistance to wear. Conductive carbon black (CCB) nanopowder is reliable, cost-effective and commonly used as a conductive additive in battery electrodes. The conductivity of carbon black is related to its particle size, structure, and porosity.
General Information
| CAS Number | 1333-86-4 |
|---|---|
| Chemical Formula | C |
| Molecular Weight | 12.011 g/mol |
| Appearance | Black powder |
| Melting Point | 3500 °C |
| Synonyms | Conductive carbon black nanopowder, Graphitized carbon black |
| Classification or Family | 1D materials, Carbon nanomaterials, Nanomaterials, Polycyclic aromatic hydrocarbons, Thin film electronics |
Product Details
| Average Particle Size (APS) | ~ 30 nm |
|---|---|
| Iodine Absorption | ≤ 140 m2/g |
| DBP Oil Absorption | ~ 86 cc/100g |
| Tint Strength vs. SRB3 | > 120% |
| pH Value | ~ 5 |
| Purity | > 99.9% |
