541435

Poly[2-methoxy-5-(2-ethylhexyloxy)-1,4-phenylenevinylene]

average M_n 70,000-100,000

• Synonym(s): Poly[2-methoxy-5-(2-ethylhexyloxy)-1,4-phenylenevinylene], MEH-PPV
• Linear Formula: (C₁₈H₂₈O₂)_n
• CAS Number: 138184-36-8
• MDL number: MFCD03093943
• UNSPSC Code: 12352103
• NACRES: NA.23

Properties

• description: Band gap: 2.3 eV
• mol wt: average M_n 70,000-100,000
• fluorescence: λ_ex 495 nm; λ_em 554 nm in toluene
• Orbital energy: HOMO -5.3 eV ; LUMO -3 eV
• OLED Device Performance: ITO/PEDOT:PSS/MEH-PPV/Al;
  • Color: orange-red
  • Max. Luminance: 220 Cd/m²
  • Max. EQE: 0.3 %
  • Turn-On Voltage: 3.8 V
  ; ITO/PEDOT:PSS/MEH-PPV/PBO/Al;
  • Color: orange-red
  • Max. Luminance: 970 Cd/m²
  • Max. EQE: 1.9 %
  • Turn-On Voltage: 2.9 V
  ; ITO/PEDOT:PSS/MEH-PPV/PBZT/Al;
  • Color: orange-red
  • Max. Luminance: 1400 Cd/m²
  • Max. EQE: 2.5 %
  • Turn-On Voltage: 2.8 V
• OPV Device Performance: ITO/MEH-PPV/BBL/Al;
  • Short-circuit current density (J_sc): 1.98 mA/cm²
  • Open-circuit voltage (V_oc): 0.93 V
  • Fill Factor (FF): 0.47
  • Power Conversion Efficiency (PCE): 1.1 %
  ; ITO/MEH-PPV:PC61BM(1:4)/Ca;
  • Short-circuit current density (J_sc): 2 mA/cm²
  • Open-circuit voltage (V_oc): 0.8 V
  • Fill Factor (FF): 0.25
  • Power Conversion Efficiency (PCE): 1.5 %
• storage temp.: 2-8°C

Description

General description

Light-emitting conjugated polymer.

Application

Conducting polymer in solar cells and carbon nanotube OLEDs. Useful in producing bright and efficient white polymeric light emitting diodes.
Filter before application.

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves