What is Acetylene Black?

Acetylene Black

Acetylene Black is a high-purity conductive carbon black with a chain-like aggregate structure for evidence-gated conductive-network review.

Technical owner: Aurexene Materials Engineering Team · Last updated: 2026-07-23

Denka Blackacetylene carbon black
Matte black acetylene black powder in a clear glass dish on a clean neutral background.

Quick Answer

Acetylene Black is a high-purity conductive carbon black with a chain-like aggregate structure; confirm the selected grade and formulation-specific conductivity evidence.

What It Is Not

  • Acetylene Black is not graphite, graphene, or a carbon nanotube; it is a conductive carbon-black grade family.

When Not to Use It

  • Do not use Acetylene Black when electrical insulation, transparency, or a light-color formulation is required.

Intrinsic Screening Summary

Identity screen
Carbon; Chain-like conductive carbon black aggregates
Intrinsic feature
Aggregate contacts, surface area, ash, moisture, and dispersion can change electrical continuity and processing behavior.
Material-level integration
Control wetting, deagglomeration, dispersion, surface area, moisture, and formulation rheology. Final host, loading, process window, electrical target, and measurement method.

Application Fit

Application-specific fit is not yet published for this material. Contact us to discuss the intended system and qualification conditions.

Material Identity & Specification Status

Approved values for CAS / identity, Density, and Packaging are not published; confirm them during quotation or sample review.

PropertyValueMethod
CompositionCarbon
Particle size30-45 nm brochure range; confirm quoted grade and method
MorphologyChain-like conductive carbon black aggregates
PurityCarbon content above 99.5% brochure claim; confirm quoted grade and method
StorageKeep dry and sealed; control dust, contamination, and ignition sources per SDS
Primary particle size30-45 nmBrochure-stated range; quoted-grade method required
Specific surface area55-70 m2/gBrochure-stated range; test method required
Carbon contentAbove 99.5%Brochure claim; lot specification required

Why It Works

StructureFunctionMechanism
Branched, chain-like conductive carbon aggregates with pore volume and surface areaBuild electron pathways in a formulation-specific conductive networkAggregate contacts, surface area, ash, moisture, and dispersion can change electrical continuity and processing behavior.

Technical Guides

Technical GuideSummary
Carbon Conductive Networks in Lead-Acid Batteries: Charge Acceptance, PSOC, and Water-Loss TradeoffsMethod-conditioned guide to acetylene black, conductive carbon black, graphene-family, and CNT-family networks in lead-acid negative plates, covering conductivity, charge acceptance, PSOC, pores, sulfation, gas evolution, water loss, self-discharge, dispersion, and validation.

Commercial Availability

Supplier role: Request confirmation

Supply status: Request confirmation

Sample status: Sample availability requires confirmation

Commercial details are not published until the source and verification fields are complete and the Supplier Data Packet is signed by the sales owner, technical reviewer, and resource/compliance owner. Request current grade, form, sample, packaging, and delivery confirmation.

Documents & Inquiry

Document access follows the current approval state. Unapproved or unavailable files route to a document request instead of a public download.

Grade, Sample & Qualification Support

The Aurexene Materials Engineering Team can review the required form, host system, formulation or process, target, sample quantity, volume and timeline, and the grade-specific evidence needed before qualification.

Review Lab Capabilities for sample evaluation and qualification support, or Production Capabilities for scale-up, quality, documentation, and supply support.

Request Acetylene Black Sample / Qualification Review