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Patent Searching and Data


Title:
MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, AND ORGANIC ELECTROLUMINESCENT ELEMENT
Document Type and Number:
Japanese Patent JP2009035666
Kind Code:
A
Abstract:

To provide a material for organic EL elements and an organic EL element, each exhibiting high color purity and the high luminance at low driving voltage, having long life and having gradual lowering of luminance in initial stage of lighting.

The material for organic electroluminescent elements is a compound expressed by general formula (1) (wherein Ar1 and Ar2 are each an aromatic hydrocarbon group or an aromatic heterocyclic group and at least one of Ar1 and Ar2 is a phenyl group in which five-membered heterocyclic ring such as phenylthiophene is substituted at a para-position).


Inventors:
TAKADA YASUYUKI
Application Number:
JP2007202556A
Publication Date:
February 19, 2009
Filing Date:
August 03, 2007
Export Citation:
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Assignee:
TOYO INK MFG CO
International Classes:
C09K11/06; H01L51/50; C07D207/335; C07D307/52; C07D333/20