Invention Grant
- Patent Title: Organic electroluminescent element
-
Application No.: US14648790Application Date: 2013-11-28
-
Publication No.: US09647226B2Publication Date: 2017-05-09
- Inventor: Kazuki Nishimura , Hiroyuki Saito
- Applicant: Idemitsu Kosan Co., Ltd.
- Applicant Address: JP Tokyo
- Assignee: IDEMITSU KOSAN CO., LTD.
- Current Assignee: IDEMITSU KOSAN CO., LTD.
- Current Assignee Address: JP Tokyo
- Agency: Foley & Lardner LLP
- Priority: JP2012-264652 20121203
- International Application: PCT/JP2013/082030 WO 20131128
- International Announcement: WO2014/087913 WO 20140612
- Main IPC: H01L51/00
- IPC: H01L51/00 ; H01L51/50

Abstract:
An organic electroluminescence device according of the invention includes an anode, a cathode, and at least a first emitting layer and a second emitting layer interposed between the anode and the cathode. The first emitting layer includes a first host material and a first dopant material. The second emitting layer includes a second host material, a third host material and a second dopant material.
Public/Granted literature
- US20150303391A1 ORGANIC ELECTROLUMINESCENT ELEMENT Public/Granted day:2015-10-22
Information query
IPC分类: