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
• UNSPSC Code: 12352103
• NACRES: NA.23
• MDL number: MFCD03093943

Properties

• Quality Segment: 100
• description: Band gap: 2.3 eV, Light-emitting conjugated polymer
• mol wt: average M_n 70,000-100,000
• solubility: soluble (Soluble in Toluene or chlorobenzene)
• 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
• SMILES string: O(CC(CCCC)CC)c1cc(c(cc1)OC)C=C
• InChI: 1S/C17H26O2/c1-5-8-9-14(6-2)13-19-16-10-11-17(18-4)15(7-3)12-16/h7,10-12,14H,3,5-6,8-9,13H2,1-2,4H3
• InChI key: CTUSWJPWMNVXEE-UHFFFAOYSA-N

Description

General description

MEH-PPV is a high-performance conjugated polymer used in organic light-emitting diodes (OLEDs) and organic photovoltaic (OPV) devices. With an average molecular weight of 70,000-100,000, it offers excellent solubility and optical properties, making it ideal for producing bright and efficient light in flexible electronic applications.[1]

Light-emitting conjugated polymer.

Application

OLEDs: Utilized in the fabrication of flexible displays and lighting devices.[2]

OPVs: Serves as an active layer in organic solar cells, contributing to energy conversion efficiency.[3]

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: 11 - Combustible Solids
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)