900448

Graphene dispersion

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

• Sinónimos: Graphene ink, Electrochemically exfoliated graphene ink, Conductive ink

Propiedades

• Nivel de calidad: 100
• descripción: Dispersion in DMF
• formulario: dispersion
• concentración: ≥0.2 mg/mL (electrochemically exfoliated graphene); ≥0.2 mg/mL in DMF

Descripción

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).

Información de seguridad

• pictogramas: GHS02,GHS07,GHS08
• Palabra de señalización: Danger
• Frases de peligro: H226 - H312 + H332 - H319 - H360D
• Consejos de prudencia: P210 - P280 - P303 + P361 + P353 - P304 + P340 + P312 - P305 + P351 + P338 - P308 + P313
• 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