ELECTRON TRANSPORTING MATERIAL, METHOD FOR PRODUCING IT AND ITS USE

Title:

ELECTRON TRANSPORTING MATERIAL, METHOD FOR PRODUCING IT AND ITS USE

Document Type and Number:

Japanese Patent JP3922051

Kind Code:

B2

Abstract:

PROBLEM TO BE SOLVED: To provide an electron transporting material comprising a polymer excellent in stability, processability and electron transporting properties and to provide an organic electroluminescent element that has a high luminescence intensity and having a long service life using the electron transporting material.
SOLUTION: The electron transporting material comprising a polymer containing a nitropyridine skeleton that has a large electron affinity and can easily make an N-type semiconductor is used for an organic electroluminescent element.

Inventors:

Ryuichi Yamamoto
Masataka Takeuchi

Application Number:

JP2002059139A

Publication Date:

May 30, 2007

Filing Date:

March 05, 2002

Export Citation:

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Assignee:

SHOWA DENKO K.K.

International Classes:

C08G61/12; H01L51/50; C09K11/06; H05B33/14; H05B33/22; (IPC1-7): C08G61/12; C09K11/06; H05B33/14; H05B33/22

Domestic Patent References:

JP1210420A

Attorney, Agent or Firm:

Shinji Kakinuma

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