ORGANIC ELECTROLUMINESCENCE ELEMENT - IDEMITSU KOSAN CO.,LTD.

Title:

ORGANIC ELECTROLUMINESCENCE ELEMENT

Document Type and Number:

WIPO Patent Application WO/2012/014841

Kind Code:

A1

Abstract:

Provided is an organic electroluminescence element comprising a positive pole, a negative pole, and an organic thin film layer disposed between the positive pole and the negative pole, wherein the organic thin film layer comprises a light-emitting layer that contains at least a first host, a second host, and a dopant that is light-emitting. The first host is a compound in which the same molecule contains at least one carbazolyl group and at least one nitrogen-containing heterocyclic group, and the second host is a compound represented by formula (1) or (2).

Inventors:

NISHIMURA Kazuki (1280, Kamiizumi Sodegaura-sh, Chiba 93, 〒2990293, JP)
西村　和樹 (〒93 千葉県袖ケ浦市上泉１２８０番地 Chiba, 〒2990293, JP)
ITO Mitsunori (1280, Kamiizumi Sodegaura-sh, Chiba 93, 〒2990293, JP)
伊藤　光則 (〒93 千葉県袖ケ浦市上泉１２８０番地 Chiba, 〒2990293, JP)

Application Number:

JP2011/066852

Publication Date:

February 02, 2012

Filing Date:

July 25, 2011

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Assignee:

IDEMITSU KOSAN CO.,LTD. (1-1 Marunouchi 3-chome, Chiyoda-ku Tokyo, 21, 〒1008321, JP)
出光興産株式会社 (〒21 東京都千代田区丸の内三丁目１番１号 Tokyo, 〒1008321, JP)
NISHIMURA Kazuki (1280, Kamiizumi Sodegaura-sh, Chiba 93, 〒2990293, JP)
西村　和樹 (〒93 千葉県袖ケ浦市上泉１２８０番地 Chiba, 〒2990293, JP)
ITO Mitsunori (1280, Kamiizumi Sodegaura-sh, Chiba 93, 〒2990293, JP)

International Classes:

H01L51/50; C07D209/86; C07D405/04; C09K11/06

Attorney, Agent or Firm:

KINOSHITA & ASSOCIATES (3rd floor, Ogikubo TM building 26-13, Ogikubo 5-chome, Suginami-k, Tokyo 51, 〒1670051, JP)

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