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Title:
ORGANIC ELECTROLUMINESCENT ELEMENT, LUMINESCENT THIN FILM, DISPLAY DEVICE, AND LUMINESCENT DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/163354
Kind Code:
A1
Abstract:
The present invention provides an organic electroluminescent element, a luminescent thin film, a display device, and a luminescent device which have high luminous efficiency and can also prolong luminescence lifespan. The organic electroluminescent element includes a positive electrode, a negative electrode, and a light emitting layer provided between the positive electrode and the negative electrode, wherein a phosphorescent metal complex and an aggregation-induced emission molecule are contained in the light emitting layer. The luminescent thin film contains a phosphorescent metal complex and an aggregation-induced emission molecule. The display device and the luminescent device each include an organic electroluminescent element in which a phosphorescent metal complex and an aggregation-induced emission molecule are contained in a light emitting layer.

Inventors:
WATANABE Mio (INC. 7-2, Marunouchi 2-chome, Chiyoda-k, Tokyo 15, 〒1007015, JP)
MOCHIZUKI Makoto (INC. 7-2, Marunouchi 2-chome, Chiyoda-k, Tokyo 15, 〒1007015, JP)
TANAKA Tatsuo (INC. 7-2, Marunouchi 2-chome, Chiyoda-k, Tokyo 15, 〒1007015, JP)
KATAKURA Rie (INC. 7-2, Marunouchi 2-chome, Chiyoda-k, Tokyo 15, 〒1007015, JP)
KITA Hiroshi (INC. 7-2, Marunouchi 2-chome, Chiyoda-k, Tokyo 15, 〒1007015, JP)
Application Number:
JP2019/001609
Publication Date:
August 29, 2019
Filing Date:
January 21, 2019
Export Citation:
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Assignee:
KONICA MINOLTA, INC. (7-2 Marunouchi 2-chome, Chiyoda-ku Tokyo, 15, 〒1007015, JP)
International Classes:
H01L51/50; G09F9/30; H01L27/32
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (Hulic Toranomon Building, 1-18 Toranomon 1-chome, Minato-k, Tokyo 01, 〒1050001, JP)
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