公开(公告)号：US20190115557A1

公开(公告)日：2019-04-18

申请号：US16217309

申请日：2018-12-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Chan KIM ,  Won Jong KIM ,  Ji Young MOON ,  Dong Kyu SEO ,  Myung Chul YEO ,  Ji Hye LEE ,  Yoon Hyeung CHO

IPC: H01L51/50 ,  H01L51/52 ,  H01L27/32

Abstract: A light emitting diode includes a first electrode overlapping a second electrode, an emission layer between the first and second electrodes. a first hole injection layer and a second hole injection layer between the first electrode and the emission layer, and a first hole transporting layer between the first hole injection layer and the second hole injection layer. Each of the first and second hole injection layers includes an inorganic dipole material. At least one of the first hole injection layer or the second hole injection layer including an organic material.

公开(公告)号：US20170271552A1

公开(公告)日：2017-09-21

申请号：US15455464

申请日：2017-03-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Chan KIM

IPC: H01L33/06 ,  H01L33/00 ,  H01L27/32 ,  H01L27/15 ,  H01L27/12 ,  H01L51/50 ,  H01L33/26 ,  H01L33/14

CPC classification number: H01L33/06 ,  H01L27/1214 ,  H01L27/156 ,  H01L27/3244 ,  H01L27/3248 ,  H01L33/002 ,  H01L33/14 ,  H01L33/26 ,  H01L51/502 ,  H01L51/506 ,  H01L51/5076

Abstract: A light emitting element includes a first electrode, a second electrode overlapping the first electrode, and an emission layer between the first electrode and the second electrode, the emission layer including quantum dots. The quantum dots include a core and a shell. Each of the core and the shell includes at least two selected from Mg, Zn, Te, Se, and S. When the quantum dots include Mg, a content of Mg in the shell is greater than a content of Mg in the core.

公开(公告)号：US20170256734A1

公开(公告)日：2017-09-07

申请号：US15599263

申请日：2017-05-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Chan KIM ,  Won Jong KIM ,  Eung Do KIM ,  Dong Kyu SEO ,  Da Hea IM ,  Sang Hoon YIM ,  Chang Woong CHU

IPC: H01L51/50 ,  H01L27/32

CPC classification number: H01L51/5092 ,  H01L27/3211 ,  H01L27/3276 ,  H01L51/0061 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/504 ,  H01L51/5056 ,  H01L51/506 ,  H01L2251/301

Abstract: An organic light emitting diode and an organic light emitting display device, the organic light emitting diode including a first electrode and a second electrode facing each other; an emission layer between the first electrode and the second electrode; and a hole transport layer between the first electrode and the emission layer, wherein the hole transport layer includes an organic material and a dipole material, the dipole material including a first component and a second component, the first component having a polarity different from that of the second component and the first component and the second component being combined with each other.

公开(公告)号：US20170186909A1

公开(公告)日：2017-06-29

申请号：US15380157

申请日：2016-12-15

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Chan KIM ,  Yoon Hyeung CHO ,  Yi Su KIM

IPC: H01L33/06 ,  H01L51/50

CPC classification number: H01L33/06 ,  C09K11/025 ,  C09K11/582 ,  C09K11/602 ,  C09K11/621 ,  C09K11/664 ,  C09K11/71 ,  C09K11/7428 ,  C09K11/7492 ,  C09K11/757 ,  C09K11/88 ,  H01L51/5004 ,  H01L51/502 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5096

Abstract: A quantum dot includes: a core including at least one first positive ion precursor and at least one negative ion precursor; a shell including at least one second positive ion precursor and at least one negative ion precursor and wrapping the core; and a ligand formed on a surface of the shell, wherein the first positive ion precursor is an n-period element and the second positive ion precursor is an (n-1)-period element, where n is an integer of 3 to 6.

公开(公告)号：US20160056400A1

公开(公告)日：2016-02-25

申请号：US14821983

申请日：2015-08-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Chan KIM ,  Won Jong KIM ,  Eung Do KIM ,  Dong Kyu SEO ,  Da Hea IM ,  Sang Hoon YIM ,  Chang Woong CHU

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

CPC classification number: H01L51/504 ,  H01L51/5092 ,  H01L51/5221 ,  H01L51/5265

Abstract: An organic light emitting diode, including a first electrode; a second electrode facing the first electrode, the second electrode including magnesium; an emission layer between the first electrode and the second electrode; and an electron injection layer between the second electrode and the emission layer, the electron injection layer including a dipole material including a first component and a second component having different polarities, the dipole material including halide, and a content of the magnesium included in the second electrode being in a range of from 10 to 40 volume %.

Abstract translation: 一种有机发光二极管，包括第一电极; 面对第一电极的第二电极，第二电极包括镁; 在第一电极和第二电极之间的发射层; 以及在所述第二电极和所述发射层之间的电子注入层，所述电子注入层包括偶极材料，所述偶极材料包括具有不同极性的第一组分和第二组分，所述偶极材料包括卤化物，并且所述第二 电极在10〜40体积％的范围内。

公开(公告)号：US20190305254A1

公开(公告)日：2019-10-03

申请号：US16427978

申请日：2019-05-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Won Jong KIM ,  Dong Chan KIM ,  Eung Do KIM ,  Dong Kyu SEO ,  Da Hea IM ,  Sang Hoon YIM ,  Yoon Hyeung CHO ,  Won Suk HAN

IPC: H01L51/52 ,  H01L51/00

Abstract: An organic light emitting diode display including: a substrate; an organic light emitting diode on the substrate; a capping layer on the organic light emitting diode and including a high refractive layer including an inorganic material having a refractive index that is equal to or greater than about 1.7 and equal to or less than about 6.0; and a thin film encapsulation layer covering the capping layer and the organic light emitting diode, the inorganic material including at least one selected from the group consisting of CuI, thallium iodide (TlI), BaS, Cu2O, CuO, BiI, WO3, TiO2, AgI, CdI2, HgI2, SnI2, PbI2, BiI3, ZnI2, MoO3, Ag2O, CdO, CoO, Pr2O3, SnS, PbS, CdS, CaS, ZnS, ZnTe, PbTe, CdTe, SnSe, PbSe, CdSe, AlAs, GaAs, InAs, GaP, InP, AlP, AlSb, GaSb, and InSb.

公开(公告)号：US20160099431A1

公开(公告)日：2016-04-07

申请号：US14731453

申请日：2015-06-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Eung Do KIM ,  Dong Chan KIM ,  Won Jong KIM ,  Dong Kyu SEO ,  Da Hea IM ,  Sang Hoon YIM

IPC: H01L51/50 ,  H01L27/32 ,  H01L51/52

CPC classification number: H01L51/5092 ,  H01L51/0059 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5036 ,  H01L51/5056 ,  H01L51/5221

Abstract: An organic light emitting element is provided. An organic light emitting element according to an exemplary embodiment includes: a first electrode and a second electrode that face each other; an emission layer provided between the first electrode and the second electrode; and an electron injection layer provided between the second electrode and the emission layer, wherein the electron injection layer includes Ca, and the second electrode includes a first material including at least one of Ag, Al, and Mg and a second material including at least one of Yb, Ca, Sm, Eu, Tb, Sr, Ba, La, and Ce.

Abstract translation: 提供有机发光元件。 根据示例性实施例的有机发光元件包括：彼此面对的第一电极和第二电极; 设置在所述第一电极和所述第二电极之间的发射层; 以及设置在第二电极和发射层之间的电子注入层，其中电子注入层包括Ca，第二电极包括包含Ag，Al和Mg中的至少一种的第一材料和包含至少一种 的Yb，Ca，Sm，Eu，Tb，Sr，Ba，La和Ce。

公开(公告)号：US20200287152A1

公开(公告)日：2020-09-10

申请号：US16880878

申请日：2020-05-21

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Chan KIM ,  Won Jong KIM ,  Eung Do KIM ,  Dong Kyu SEO ,  Da Hea IM ,  Sang Hoon YIM ,  Chang Woong CHU

IPC: H01L51/50 ,  H01L51/52

Abstract: An organic light emitting diode, including a first electrode; a second electrode facing the first electrode, the second electrode including magnesium; an emission layer between the first electrode and the second electrode; and an electron injection layer between the second electrode and the emission layer, the electron injection layer including a dipole material including a first component and a second component having different polarities, the dipole material including halide, and a content of the magnesium included in the second electrode being in a range of from 10 to 40 volume %.

公开(公告)号：US20170186988A1

公开(公告)日：2017-06-29

申请号：US15190267

申请日：2016-06-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Chan KIM

IPC: H01L51/50 ,  H01L27/32

CPC classification number: H01L51/5056 ,  B82Y20/00 ,  H01L27/3262 ,  H01L51/0035 ,  H01L51/0036 ,  H01L51/004 ,  H01L51/0046 ,  H01L51/0056 ,  H01L51/006 ,  H01L51/0072 ,  H01L51/502 ,  H01L51/5072

Abstract: A light emitting diode includes a first electrode, a second electrode facing the first electrode, and a mixture layer between the first electrode and the second electrode. The mixture layer includes a quantum dot, a hole transporting material, and an electron transporting material.

公开(公告)号：US20160056403A1

公开(公告)日：2016-02-25

申请号：US14735582

申请日：2015-06-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Chan KIM ,  Won Jong KIM ,  Eung Do KIM ,  Dong Kyu SEO ,  Da Hea IM ,  Sang Hoon YIM ,  Chang Woong CHU

IPC: H01L51/50 ,  H01L27/32 ,  H01L51/52

CPC classification number: H01L51/5092 ,  H01L27/3244 ,  H01L51/0059 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L2251/301 ,  H01L2251/303

Abstract: An organic light emitting diode, including a first electrode and a second electrode facing each other; an emission layer between the first electrode and the second electrode; and an electron injection layer between the second electrode and the emission layer, the electron injection layer including a metal having a work function of 4.0 eV or less and a dipole material including a first component and a second component having different polarities.

Abstract translation: 一种有机发光二极管，包括彼此面对的第一电极和第二电极; 在第一电极和第二电极之间的发射层; 以及在所述第二电极和所述发光层之间的电子注入层，所述电子注入层包括功函数为4.0eV以下的金属和包含具有不同极性的第一成分和第二成分的偶极材料。