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902926

Sigma-Aldrich

Graphite dispersion

multi-layers (8-30 layers)

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About This Item

UNSPSC Code:
12141908
NACRES:
NA.23

product name

Graphite dispersion, multi-layers (8-30 layers), avg. no. of layers, 8 ‑ 30

description

Capacity: 250 − 400 mAh/g
Conductivity: 1.0x10-3 – 1.0x10-5 S/m
I_D/I_G peak ratio: < 0.1 (by Raman)
Surface area: 4.0x106 - 1.0x108 mm²/g

form

dispersion

feature

avg. no. of layers 8 ‑ 30

composition

C, >96%
H, 0-1%
N, 0-1%
Oxygen, 0-2% (graphene)

General description

  • Number of graphene layers: 8 - 30
  • Thickness: 3 - 10 nanometres
  • Layer′s lateral dimensions: 0.5 - 2.0 micrometres

Application

Graphite dispersion (multi-layers: 8-30 layers) can be used for a variety of applications such as
  • in the synthesis of graphene layer
  • in the preparation of ruthenium catalyst for the synthesis of ammonia
  • development of biosensors
  • fabrication of multi-layer thin films for Li-ion micro-batteries

Preparation Note

Thermomechanical exfoliation of natural graphite in a liquid medium controlled at a nanoscale level.

pictograms

FlameExclamation mark

signalword

Danger

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

target_organs

Central nervous system

supp_hazards

Storage Class

3 - Flammable liquids

wgk_germany

WGK 1

flash_point_f

6.8 °F

flash_point_c

-14 °C


Certificates of Analysis (COA)

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Comprehensive Enhancement of Nanostructured Lithium-Ion Battery Cathode Materials via Conformal Graphene Dispersion.
Chen, et al.
Nano Letters, 17(4), 2539-2546 (2017)
Synthesis of graphene layers using graphite dispersion in aqueous surfactant solutions
Sim Y, et al.
The Journal of the Korean Physical Society, 58(4), 938-942 (2011)
Preparation and characterization of graphite composites of polyaniline
Ozerol EA, et al.
Microelectronic Engineering, 146, 76-80 (2015)
Preparation of efficient ruthenium catalysts for ammonia synthesis via high surface area graphite dispersion
Han W, et al.
Reaction Kinetics, Mechanisms and Catalysis, 113(2), 361-374 (2014)
Graphite multilayer thin films: a new anode material for Li-ion microbatteries synthesis and characterization
Hess M, et al.
Journal of Power Sources, 68(2), 204-207 (1997)

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