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Organic electroluminescent element

  • US 20060134464A1
  • Filed: 12/20/2005
  • Published: 06/22/2006
  • Est. Priority Date: 12/22/2004
  • Status: Abandoned Application
First Claim
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1. An organic electroluminescent element comprising at least one organic compound layer between a pair of electrodes, wherein the at least one organic compound layer includes at least one luminescent layer, the luminescent layer comprises at least one luminescent dopant and plural host compounds, and the main peak in an emission spectrum of a single-layer film comprising only the plural host compounds prepared under the same film-forming conditions under which the luminescent layer is prepared has a wavelength that is at least 15 nm longer than the main peak wavelength of an emission spectrum of each of the plural host compounds.

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