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541435

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

average Mn 70,000-100,000

Synonym(s):

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

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About This Item

Linear Formula:
(C18H28O2)n
CAS Number:
138184-36-8
UNSPSC Code:
12352103
NACRES:
NA.23
MDL number:
MFCD03093943
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Quality Segment

100

description

Band gap: 2.3 eV, Light-emitting conjugated polymer

mol wt

average Mn 70,000-100,000

solubility

soluble (Soluble in Toluene or chlorobenzene)

fluorescence

λex 495 nm; λem 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 (Jsc): 1.98 mA/cm2
  • Open-circuit voltage (Voc): 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 (Jsc): 2 mA/cm2
  • Open-circuit voltage (Voc): 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

General description

Light-emitting conjugated polymer.
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.

Application

Conducting polymer in solar cells and carbon nanotube OLEDs. Useful in producing bright and efficient white polymeric light emitting diodes.
Filter before application.
OLEDs: Utilized in the fabrication of flexible displays and lighting devices.

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

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Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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