公开(公告)号：US20170170406A1

公开(公告)日：2017-06-15

申请号：US15302301

申请日：2015-04-07

Applicant: DOOSAN CORPORATION

Inventor： Tae Jin CHOI ,  Ho-Cheol PARK ,  Youngmi BEAK ,  Eunjin KIM

IPC: H01L51/00 ,  C09K11/06 ,  C07D491/056

Abstract: The present disclosure relates to a novel organic compound and an organic electroluminescent device comprising the same, and the organic compound of the present disclosure may be used for an organic material layer of the organic electroluminescent device, thereby improving the light emitting efficiency, driving voltage, lifetime, and the like of the organic electroluminescent device.

公开(公告)号：US20180013072A1

公开(公告)日：2018-01-11

申请号：US15538781

申请日：2015-12-21

Applicant: DOOSAN CORPORATION

Inventor： Min-Sik EUM ,  Ho-Cheol PARK ,  Chang Jun LEE ,  Tae Hyung KIM ,  Jiyi KIM ,  Youngmi BEAK

IPC: H01L51/00 ,  C07D251/24 ,  H01L51/50 ,  H01L51/52

CPC classification number: H01L51/0067 ,  C07D213/16 ,  C07D239/26 ,  C07D251/24 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/1059 ,  C09K2211/185 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/0055 ,  H01L51/0056 ,  H01L51/0059 ,  H01L51/0061 ,  H01L51/0072 ,  H01L51/0085 ,  H01L51/5004 ,  H01L51/5016 ,  H01L51/5072 ,  H01L51/508 ,  H01L51/5092 ,  H01L51/52 ,  H01L2251/552

Abstract: The present invention provides an organic electroluminescent element which comprises: an anode; a cathode; and an organic layer interposed between the anode and the cathodes, wherein the organic layer comprises one or more types of layer from the group consisting of a hole-injection layer, hole-transport layer, light-emitting layer, lifetime enhancement layer, electron-transport layer, and electron-injection layer.