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Use of an organic matrix material for producing an organic semiconductor material, organic semiconductor material and electronic component

  • US 7,540,978 B2
  • Filed: 08/03/2005
  • Issued: 06/02/2009
  • Est. Priority Date: 08/05/2004
  • Status: Active Grant
First Claim
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1. Organic semiconductor material containing a hole transport layer of an organic matrix material doped with an organic dopant by coevaporation characterized in that the organic matrix material comprises at least partly one or more spiro-bifluorene compounds of the formula (I)

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