公开(公告)号：US20190221746A1

公开(公告)日：2019-07-18

申请号：US16236953

申请日：2018-12-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Masaki NUMATA

IPC: H01L51/00 ,  C07C13/72 ,  C09K11/06

CPC classification number: H01L51/0056 ,  C07C13/72 ,  C07C2603/97 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  H01L51/5004 ,  H01L51/5016 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L2251/552

Abstract: A condensed cyclic compound represented by Formula 1: wherein, in Formula 1, X11, X12, and R11 to R24 are the same as described in the specification.

公开(公告)号：US20180248145A1

公开(公告)日：2018-08-30

申请号：US15908150

申请日：2018-02-28

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sooghang IHN ,  Wonjoon SON ,  Hosuk KANG ,  Myungsun SIM ,  Sunghan KIM ,  Masaki NUMATA ,  Hiroshi MIYAZAKI ,  Saeyoun LEE ,  Soonok JEON

IPC: H01L51/50 ,  H01L51/52 ,  H01L51/56 ,  H01L51/00 ,  C09K11/06

CPC classification number: H01L51/508 ,  C09K11/06 ,  C09K2211/1033 ,  C09K2211/1037 ,  C09K2211/1051 ,  C09K2211/1077 ,  H01L51/006 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/5012 ,  H01L51/5056 ,  H01L51/5092 ,  H01L51/5203 ,  H01L51/56 ,  H01L2251/55

Abstract: An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer includes an emission layer, wherein the emission layer includes a thermally activated delayed fluorescence (TADF) emitter and a host and the TADF emitter is different from the host, and wherein the TDAF emitter is capable of satisfying certain conditions disclosed in the specification.

公开(公告)号：US20180166634A1

公开(公告)日：2018-06-14

申请号：US15840491

申请日：2017-12-13

Applicant: Samsung Electronics Co., Ltd.

Inventor： Masaki NUMATA ,  Soonok JEON ,  Hiroshi MIYAZAKI ,  Saeyoun LEE ,  Myungsun SIM ,  Sooghang IHN ,  Hasup LEE ,  Yeonsook CHUNG ,  Youngchun KWON ,  Taerae KIM ,  Youngmin NAM ,  Munbo SHIM ,  Won-joon SON

IPC: H01L51/00 ,  C07D403/14 ,  C09K11/06 ,  C07D403/12

CPC classification number: H01L51/0067 ,  C07D403/04 ,  C07D403/12 ,  C07D403/14 ,  C07D487/04 ,  C07D491/04 ,  C07D519/00 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1018 ,  H01L51/0072 ,  H01L51/5012 ,  H01L51/5028

Abstract: An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer includes an emission layer, and wherein the emission layer includes a fluorescent compound represented by a specific formula described in the specification.

公开(公告)号：US20170141323A1

公开(公告)日：2017-05-18

申请号：US15091172

申请日：2016-04-05

Applicant: Samsung Electronics Co., Ltd. ,  Samsung SDI Co., Ltd.

Inventor： Hiroshi MIYAZAKI ,  Hosuk KANG ,  Masaki NUMATA ,  Sooghang IHN ,  Soonok JEON ,  Miyoung CHAE

IPC: H01L51/00 ,  C09K11/02 ,  C09K11/06 ,  H01L51/50

CPC classification number: H01L51/0067 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1029 ,  C09K2211/1059 ,  H01L51/0072 ,  H01L51/5004 ,  H01L51/5012 ,  H01L2251/552

Abstract: An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer includes an emission layer, the emission layer includes a host and a fluorescent dopant, the organic light-emitting device satisfies Equation 1, the host includes a compound represented by Formulae 1, 2, or 3, and the fluorescent dopant satisfies Equation 2, wherein Formulae 1-3 and Equations 1-2 are the same as described in the specification.