Merck
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900450

Sigma-Aldrich

Graphene dispersion

1 mg/mL in DMF, sheet resistance 4.8 kΩ/sq

Synonym(s):
Graphene ink, Electrochemically exfoliated graphene ink, Conductive ink
NACRES:
NA.23

Nivel de calidad

100

formulario

dispersion

concentración

1 mg/mL (electrochemically exfoliated graphene)
1 mg/mL in DMF

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Descripción general

  • Graphene preparation method: electrochemical exfoliation.
  • Graphene thickness by AFM: 80%, 1-3 layers.
  • Sheet size by AFM: Few micrometers
  • Oxygen content: 7.5% (by XPS) (C/O-ratio: 12.3).
  • Raman I_D/I_G ratio: 0.4.
  • Sheet resistance: 4.8 kΩ/sq.
  • Typical properties of films produced thereof (after dry transfer from PTFE-filter):
15 nm film: 85% transmittance, sheet resistance of 16 kΩ/sq (as made), 4.1 kΩ/sq (after 30 min, 200 °C), <1 kΩ/sq (conc. HNO3-treatment).
25 nm film: 73% transmittance, sheet resistance of 8 kΩ/sq (as made), 2.4 kΩ/sq (after 30 min, 200 °C), <1 kΩ/sq (conc. HNO3-treatment).

Envase

5 mL in glass bottle

Palabra de señalización

Danger

Clasificaciones de peligro

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Eye Irrit. 2 - Flam. Liq. 3 - Repr. 1B

Código de clase de almacenamiento

3 - Flammable liquids

WGK

WGK 2

Punto de inflamabilidad F

139.0 °F

Punto de inflamabilidad C

59.44 °C


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CAS No.

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