公开(公告)号：US20220158099A1

公开(公告)日：2022-05-19

申请号：US17250808

申请日：2019-09-27

Applicant: Samsung Display Co., Ltd.

Inventor： Sanghyun HAN ,  Jongwoo KIM ,  Eunjae JEONG ,  Dongjun KIM ,  Wonmin YUN ,  Young Kook KIM ,  Eung Seok PARK ,  Yongchan JU ,  Yisu KIM ,  Byoungduk LEE ,  Seokhwan HWANG

IPC: H01L51/00 ,  H01L51/52 ,  C07D239/34 ,  C07D405/04 ,  C07D251/22

Abstract: A display apparatus according to an embodiment includes light-emitting devices and an encapsulation member, wherein the encapsulation member includes a light absorber including a hexagonal heterocycle containing two or more nitrogen atoms as ring-forming atoms, and first to third substituents substituted at the hexagonal heterocycle, the first to third substituents being different from one another, and thus can effectively block external light, thereby exhibiting improved reliability.

公开(公告)号：US20220037592A1

公开(公告)日：2022-02-03

申请号：US17499604

申请日：2021-10-12

Applicant: Samsung Display Co., Ltd.

Inventor： Sanghyun HAN ,  Wonmin YUN ,  Jongwoo KIM ,  Jangyeol BAEK ,  Eunjae JEONG ,  Yohan KIM ,  Yisu KIM ,  Youngkook KIM ,  Seokhwan HWANG

IPC: H01L51/00

Abstract: Provided is an organic electroluminescence device provided with a light absorber represented by Formula 1 below, and a light absorbing layer including the same. In Formula 1, Ar is pyrene, chrysene, or anthracene, and Y is a hydrogen atom or a substituent, and X is represented by any one of Formula 2-1 to 2-3 below.

公开(公告)号：US20210111373A1

公开(公告)日：2021-04-15

申请号：US16997212

申请日：2020-08-19

Applicant: Samsung Display Co., Ltd.

Inventor： Seung-won PARK ,  WONJONG KIM ,  Jongwoo KIM ,  Changyeong SONG ,  Woosuk JUNG ,  JAEHEUNG HA

IPC: H01L51/52 ,  H01L51/56

Abstract: A display panel includes a light emitting element and an encapsulation layer on the light emitting element. The encapsulation layer covers the light emitting element. The encapsulation layer includes a plurality of polymer layers including a block copolymer. The plurality of polymer layers includes a plurality of first polymer layers, each of which has a first refractive index, and a plurality of second polymer layers, each of which has a second refractive index greater than the first refractive index. A difference between the first refractive index and the second refractive index is in a range of about 0.1 to about 0.6.

公开(公告)号：US20200303653A1

公开(公告)日：2020-09-24

申请号：US16745137

申请日：2020-01-16

Applicant: Samsung Display Co., Ltd.

Inventor： Dongjun KIM ,  Jongwoo KIM ,  Eunjae JEONG ,  Sanghyun HAN

IPC: H01L51/00 ,  C07D493/04 ,  C07D495/04

Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode on the first electrode, and an organic layer between the first electrode and the second electrode, wherein the organic layer includes a monoamine compound including a condensed three ring hetero compound and a condensed four ring hetero compound as substituents, and wherein the condensed four ring hetero compound includes two of at least one atom of an oxygen atom or a sulfur atom.

公开(公告)号：US20200052223A1

公开(公告)日：2020-02-13

申请号：US16357527

申请日：2019-03-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Eunjae JEONG ,  Dongjun KIM ,  Youngkook KIM ,  Jongwoo KIM ,  Sanghyun HAN

IPC: H01L51/00 ,  C07D487/04

Abstract: A condensed cyclic compound and an organic light-emitting device including the same, the condensed cyclic compound being represented by the following Formula 1:

公开(公告)号：US20190284137A1

公开(公告)日：2019-09-19

申请号：US16208555

申请日：2018-12-03

Applicant: Samsung Display Co., Ltd.

Inventor： Jangyeol BAEK ,  Jongwoo KIM ,  Eunjae JEONG ,  Sanghyun HAN ,  Youngkook KIM ,  Seokhwan HWANG

IPC: C07D209/88 ,  C07D405/14 ,  C07D405/04 ,  H01L51/00

Abstract: Provided are a diamine-based compound having a certain formula and an organic light-emitting device including the same.

公开(公告)号：US20190140184A1

公开(公告)日：2019-05-09

申请号：US16182827

申请日：2018-11-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sanghyun HAN ,  Sooyon KIM ,  Youngkook KIM ,  Jongwoo KIM ,  Hyejin JUNG ,  Seokhwan HWANG

IPC: H01L51/00 ,  C07D319/14 ,  C07D407/14 ,  C07D409/14

Abstract: A condensed cyclic compound and an organic light-emitting device including the same. The a condensed cyclic compound represented by Formula 1:

公开(公告)号：US20190051856A1

公开(公告)日：2019-02-14

申请号：US15908542

申请日：2018-02-28

Applicant: Samsung Display Co., Ltd.

Inventor： Jongwoo KIM ,  Jangyeol BAEK ,  Eunjae JEONG ,  Sanghyun HAN ,  Youngkook KIM ,  Seokhwan HWANG

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

Abstract: An organic light-emitting device includes a first electrode, a second electrode facing the first electrode, an organic layer between the first electrode and the second electrode and including an emission layer, and at least one of a first layer and a second layer, wherein the first layer is positioned in a path where light generated in the emission layer is transmitted to the outside through the first electrode and the second layer is positioned in a path where the light generated in the emission layer is transmitted to the outside through the second electrode. The first layer and the second layer each include a compound having a certain formula.

公开(公告)号：US20190036080A1

公开(公告)日：2019-01-31

申请号：US16044781

申请日：2018-07-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sanghyun HAN ,  Jongwoo KIM ,  Eunjae JEONG ,  Youngkook KIM ,  Seokhwan HWANG

IPC: H01L51/52 ,  C08K5/00 ,  C08K5/09 ,  D06M13/07 ,  C08G73/10 ,  C08G73/22 ,  C08L79/08

Abstract: Provided are a light absorber represented by Formula 1 and an organic electroluminescence device including a light absorption layer including the light absorber: In Formula 1, X1 is O or S.

公开(公告)号：US20180053893A1

公开(公告)日：2018-02-22

申请号：US15649691

申请日：2017-07-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Youngkook KIM ,  Soobyung KO ,  Jongwoo KIM ,  Sanghyun HAN ,  Seokhwan HWANG

IPC: H01L51/00 ,  H01L51/52 ,  C07C211/61 ,  C07D307/91 ,  C07F7/08 ,  C07D213/74 ,  C07D333/76 ,  C07B59/00 ,  C07D493/10 ,  C07D495/10 ,  C07D471/10

CPC classification number: H01L51/006 ,  C07B59/001 ,  C07B59/002 ,  C07B2200/05 ,  C07C211/61 ,  C07C255/58 ,  C07C2603/40 ,  C07C2603/94 ,  C07D213/74 ,  C07D307/91 ,  C07D333/76 ,  C07D471/10 ,  C07D493/10 ,  C07D495/10 ,  C07F7/081 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1018 ,  C09K2211/1022 ,  H01L51/0052 ,  H01L51/0056 ,  H01L51/0058 ,  H01L51/0061 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0094 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5206 ,  H01L51/5221

Abstract: A condensed-cyclic compound and an organic light-emitting device including the same, the compound being represented by Formula 1