Merck
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900448

Sigma-Aldrich

Graphene dispersion

greener alternative

≥0.2 mg/mL in DMF, sheet resistance 2 kΩ/sq

Synonym(s):
Conductive ink, Electrochemically exfoliated graphene ink, Graphene ink

descripción

Dispersion in DMF

Nivel de calidad

formulario

dispersion

características de los productos alternativos más sostenibles

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

concentración

≥0.2 mg/mL (electrochemically exfoliated graphene)
≥0.2 mg/mL in DMF

categoría alternativa más sostenible

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Graphene dispersion ≥0.2 mg/mL in DMF, sheet resistance 2 kΩ/sq

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Graphene dispersion

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Graphite dispersion

description

Dispersion in DMF

description

-

description

-

description

Capacity:400−450 mAh/g, Conductivity: 1.0x10-3 − 1.0x10-5 S/m, I_D/I_G peaks ratio: <0.25 (by Raman), Surface area: 1.0x105–4.0x106 mm²/g

form

dispersion

form

dispersion

form

dispersion (in NMP)

form

dispersion

greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

greener alternative product characteristics

-

greener alternative product characteristics

-

concentration

≥0.2 mg/mL (electrochemically exfoliated graphene)

concentration

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

concentration

10 mg/mL

concentration

-

greener alternative category

Enabling

greener alternative category

Enabling

greener alternative category

-

greener alternative category

-

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

-

Descripción general

  • Graphene preparation method: electrochemical exfoliation.
  • Graphene thickness by AFM: ∼80% 1-3 layers.
  • Sheet size by AFM: 5-10 μm.
  • Oxygen content: 5.5 at.% (C/O-ratio: 17.2).
  • Raman I_D/I_G ratio: 0.25.
  • Sheet resistance: 2 kΩ/sq.
  • Typical properties of films produced thereof (after dilution to 0.1 mg/mL and dry transfer from PTFE-filter):
6 nm film: 91% transmittance, sheet resistance of 24.2 kΩ/sq (as made), 7.9 kΩ/sq (after 30 min, 200 °C), <1 kΩ/sq (conc. HNO3-treatment).
16 nm film: 73% transmittance, sheet resistance of 7.6 kΩ/sq (as made), 1.8 kΩ/sq (after 30 min, 200 °C), <500 Ω/sq (conc. HNO3-treatment).
We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product belongs to Enabling category of greener alternatives thus aligns with "Design for energy efficency". Graphene inks are highly conductive, low cost and super flexible. Click here for more information.

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

131.0 °F

Punto de inflamabilidad C

55 °C


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EU REACH SVHC Candidate List

CAS No.

EU REACH Annex XVII (Restriction List)

CAS No.

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