Title:
ORGANIC ELECTROLUMINESCENT ELEMENT
Document Type and Number:
Japanese Patent JP2019129182
Kind Code:
A
Abstract:
To provide an organic electroluminescent element in which an element life is prolonged.SOLUTION: An organic electroluminescent element comprises: a pair of electrodes in which at least one of an anode and a cathode is transparent or translucent; and an organic compound layer that includes at least one or more layer of a hardened film of a composition including an amine compound having six or more crosslinking groups, sandwiched between the electrodes. A residual film rate after processing in which toluene is surmounted on the hardened film to statically leave for 30 seconds is more than or equal to 90%, and a change rate of surface roughness Ra of the hardened film between before and after the processing is more than or equal to 0.99.SELECTED DRAWING: Figure 1
Inventors:
SUGAWARA HIROSHI
NUKADA KATSUMI
HIROSE EIICHI
NUKADA KATSUMI
HIROSE EIICHI
Application Number:
JP2018008170A
Publication Date:
August 01, 2019
Filing Date:
January 22, 2018
Export Citation:
Assignee:
FUJI XEROX CO LTD
International Classes:
H01L51/50
Domestic Patent References:
| JP2009176963A | 2009-08-06 | |||
| JP2007110097A | 2007-04-26 | |||
| JP2013060422A | 2013-04-04 |
Foreign References:
| KR20140132562A | 2014-11-18 | |||
| KR20150093995A | 2015-08-19 |
Attorney, Agent or Firm:
Patent Service Corporation Taiyo International Patent Office