公开(公告)号：US20250066634A1

公开(公告)日：2025-02-27

申请号：US18942287

申请日：2024-11-08

Applicant: Samsung Display Co., Ltd.

Inventor： Sujeong KIM ,  Yunho LEE ,  Baekhee LEE ,  Jaejin LYU

IPC: C09D11/52 ,  B82Y30/00 ,  B82Y40/00 ,  C09D11/101 ,  C09D11/102 ,  C09D11/107 ,  C09K11/88 ,  H10K50/115 ,  H10K71/00

Abstract: A quantum dot ink composition includes a thiol compound, a photopolymerizable monomer, a photopolymerization initiator, a scatterer, and quantum dots. An amount of the thiol compound is greater than or equal to about 0.1 parts by weight and less than 10 parts by weight based on 100 parts by weight of the quantum dot ink composition. An apparatus is formed utilizing the quantum dot ink composition, and a light-emitting device is formed utilizing the quantum dot ink composition.

公开(公告)号：US20180059485A1

公开(公告)日：2018-03-01

申请号：US15690050

申请日：2017-08-29

Applicant: SAMSUNG DISPLAY CO., LTD. ,  KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY ,  KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Minki NAM ,  Kyoungwon PARK ,  Baekhee LEE ,  Youngmin KIM ,  Haeil PARK ,  Jaikyeong KIM ,  Heesuk KIM ,  Wanki BAE ,  Dohchang LEE ,  Byeongguk JEONG

IPC: G02F1/1335 ,  H01L51/00 ,  H01L27/32

CPC classification number: G02F1/133621 ,  B82Y20/00 ,  G02F1/133528 ,  G02F1/133602 ,  G02F1/133617 ,  G02F2001/133614 ,  G02F2202/36 ,  H01L27/322 ,  H01L51/0097 ,  H01L2251/5338 ,  H01L2251/5369 ,  Y10S977/774 ,  Y10S977/818 ,  Y10S977/824 ,  Y10S977/95 ,  Y10S977/952

Abstract: A display device includes: a display substrate; a light amount control layer on the display substrate; a first polarizer on the light amount control layer; and a color conversion layer on the first polarizer. The color conversion layer includes a phosphor, the phosphor includes a quantum dot, the quantum dot including: a core; a first shell surrounding the core; and a second shell surrounding the first shell, and the quantum dot has a diameter ranging from about 2 nm to about 32 nm.

公开(公告)号：US20210261806A1

公开(公告)日：2021-08-26

申请号：US17033403

申请日：2020-09-25

Applicant: Samsung Display Co., Ltd.

Inventor： Sujeong KIM ,  Yunho LEE ,  Baekhee LEE ,  Jaejin LYU

IPC: C09D11/52 ,  C09D11/101 ,  C09D11/102 ,  C09D11/107 ,  C09K11/88 ,  H01L51/50 ,  H01L51/56

Abstract: A quantum dot ink composition includes a thiol compound, a photopolymerizable monomer, a photopolymerization initiator, a scatterer, and quantum dots. An amount of the thiol compound is greater than or equal to about 0.1 parts by weight and less than 10 parts by weight based on 100 parts by weight of the quantum dot ink composition. An apparatus is formed utilizing the quantum dot ink composition, and a light-emitting device is formed utilizing the quantum dot ink composition.

公开(公告)号：US20180261783A1

公开(公告)日：2018-09-13

申请号：US15915555

申请日：2018-03-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Wonmin YUN ,  Baekhee LEE

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

CPC classification number: H01L51/502 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275 ,  G09G3/3291 ,  G09G2310/0286 ,  G09G2310/0289 ,  G09G2310/08 ,  H01L27/3211 ,  H01L27/3244 ,  H01L51/0005 ,  H01L51/0052 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5206 ,  H01L51/5221 ,  H01L51/5253

Abstract: A light emitting display device includes a first electrode, a second electrode, an opposing electrode, a first light emitting layer, and a second light emitting layer. The opposing electrode is on the first and second electrodes. The first light emitting layer is between the first electrode and the opposing electrode. The second light emitting layer is between the second electrode and the opposing electrode. The first light emitting layer and the second light emitting layer emit light of different colors. The first light emitting layer includes semiconductor nanocrystals. The second light emitting layer includes an organic material.

公开(公告)号：US20180074401A1

公开(公告)日：2018-03-15

申请号：US15697992

申请日：2017-09-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Minki NAM ,  Kyoungwon PARK ,  Baekhee LEE ,  Youngmin KIM ,  Haeil PARK

IPC: G03F7/00 ,  G03F7/031 ,  G02F1/1333 ,  G03F7/004

CPC classification number: G03F7/0007 ,  G02B5/201 ,  G02F1/133377 ,  G03F7/0047 ,  G03F7/031 ,  G03F7/032 ,  G03F7/033 ,  G03F7/105

Abstract: A photoresist composition including a photoresist composition includes a photo-luminescence nanocomposite, a photopolymerizable monomer, a first photopolymerization initiator, a second photopolymerization initiator, a binder resin, and a solvent. The photo-luminescence nanocomposite includes a first quantum dot nanocomposite, a second quantum dot nanocomposite, or a combination thereof. The first quantum dot nanocomposite includes a first quantum dot nanoparticle and a first coating layer surrounding the first quantum dot nanoparticle, the first coating layer including a first inorganic material. The second quantum dot nanocomposite includes a second quantum dot nanoparticle and a second coating layer surrounding the second quantum dot nanoparticle, the second coating layer including a second inorganic material. The first photopolymerization initiator includes an oxime-based compound, and the second photopolymerization initiator includes an acetophenone-based compound, a thioxanthone-based compound, a benzophenone-based compound, or a combination thereof.

公开(公告)号：US20160215213A1

公开(公告)日：2016-07-28

申请号：US14965272

申请日：2015-12-10

Applicant: DONGWOO FINE-CHEM CO., LTD. ,  Samsung Display Co., Ltd

Inventor： Baekhee LEE ,  Minki NAM ,  Junghyun KWON ,  Youngmin KIM ,  Namseok ROH ,  Haeil PARK ,  Seontae YOON ,  Donguk KIM ,  Kisoo PARK ,  Kwangkeun LEE ,  Junhan LEE ,  Juho KIM ,  Hyounwoo KIM ,  Hunsik KIM ,  Jongsoo LEE

IPC: C09K11/88 ,  G02B5/20 ,  G02B5/22 ,  G02F1/1335 ,  G02B1/04

CPC classification number: C09K11/883 ,  G02B1/04 ,  G02B5/201 ,  G02B5/223 ,  G02F1/133617 ,  G02F2202/36 ,  G03F7/0007 ,  G03F7/031 ,  C08L33/10

Abstract: A photosensitive resin composition comprises: a solvent in an amount of about 60 percentage by weight (wt %) to about 95 wt %; and a solid content in an amount of about 5 wt % to about 40 wt %, with respect to a total weight of the photosensitive resin composition, wherein the solid content comprises with respect to a total weight of the solid content: a phosphor in an amount of about 5 wt % to about 90 wt %; a photopolymerizable compound in an amount of about 4 wt % to about 70 wt %; an acetophenone-based photopolymerization initiator in an amount of about 0.1 wt % to about 20 wt %; and an alkali soluble resin in an amount of about 5 wt % to about 80 wt %, with respect to a total weight of the solid content.

Abstract translation: 感光性树脂组合物包含：约60重量％（wt％）〜约95wt％的溶剂; 相对于感光性树脂组合物的总重量为约5重量％〜约40重量％的固体成分，其中固体成分相对于固体成分的总重量包含： 约5重量％至约90重量％的量; 约4重量％至约70重量％的光聚合化合物; 量为约0.1重量％至约20重量％的基于苯乙酮的光聚合引发剂; 和相对于固体含量的总重量为约5重量％至约80重量％的碱溶性树脂。

公开(公告)号：US20210313522A1

公开(公告)日：2021-10-07

申请号：US17216330

申请日：2021-03-29

Applicant: Samsung Display Co., Ltd.

Inventor： Jaebok CHANG ,  Maksym V. KOVALENKO ,  Viktoriia MORAD ,  Kawon PAK ,  Chulsoon PARK ,  Duckjong SUH ,  Baekhee LEE ,  Junwoo LEE ,  Taekjoon LEE

IPC: H01L51/00 ,  C07F7/30 ,  C07F7/22 ,  C07F7/24 ,  G02B1/04

Abstract: Provided are an organometallic halide compound represented by Formula 1 and having a zero-dimensional non-perovskite structure, and a light-emitting device, an optical member, and an apparatus, each including the organometallic halide compound. The light-emitting device may include a first electrode, a second electrode facing the first electrode, and an emission layer between the first electrode and the second electrode, where the emission layer includes the organometallic halide compound.

公开(公告)号：US20210041747A1

公开(公告)日：2021-02-11

申请号：US17080627

申请日：2020-10-26

Applicant: Samsung Display Co., Ltd. ,  KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY ,  KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Minki NAM ,  Kyoungwon PARK ,  Baekhee LEE ,  Youngmin KIM ,  Haeil PARK ,  Jaikyeong KIM ,  Heesuk KIM ,  Wanki BAE ,  Dohchang LEE ,  Byeongguk JEONG

IPC: G02F1/13357 ,  G02F1/1335 ,  H01L51/00 ,  H01L27/32 ,  B82Y20/00

Abstract: A display device includes: a display substrate; a light amount control layer on the display substrate; a first polarizer on the light amount control layer; and a color conversion layer on the first polarizer. The color conversion layer includes a phosphor, the phosphor includes a quantum dot, the quantum dot including: a core; a first shell surrounding the core; and a second shell surrounding the first shell, and the quantum dot has a diameter ranging from about 2 nm to about 32 nm.

公开(公告)号：US20190293839A1

公开(公告)日：2019-09-26

申请号：US16296236

申请日：2019-03-08

Applicant: Samsung Display Co., Ltd.

Inventor： Baekhee LEE ,  Jangsoo KIM ,  Hyuk-hwan KIM

IPC: G02B1/14 ,  F21V8/00

Abstract: A display device includes a display panel, a light source unit, a light guide plate including a light exit surface, a bottom surface, a light incident surface, an opposite surface, and first and second side surfaces connecting the light incident surface and the opposite surface and being opposite to each other, a first refractive layer disposed on the light exit surface and having a refractive index lower than that of the light guide plate, an optical member between the display panel and the light guide plate, and an protective member covering at least one of a side surface of the optical member and at least a portion of a side surface of the light guide plate corresponding thereto.

公开(公告)号：US20180120646A1

公开(公告)日：2018-05-03

申请号：US15791636

申请日：2017-10-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Baekhee LEE ,  Youngmin KIM ,  Haeil PARK ,  Kwangkeun LEE

IPC: G02F1/1335 ,  H01L27/32 ,  H01L51/52 ,  G02B5/02

CPC classification number: G02F1/133617 ,  B82Y20/00 ,  G02B5/0236 ,  G02F1/133504 ,  G02F1/133514 ,  G02F1/133528 ,  G02F1/133621 ,  G02F2001/133548 ,  G02F2001/133614 ,  G02F2202/36 ,  H01L27/322 ,  H01L51/5268 ,  H01L2251/5369 ,  Y10S977/774 ,  Y10S977/813 ,  Y10S977/95 ,  Y10S977/952

Abstract: A display device includes a backlight, a first substrate on a path of light output from the backlight, a second substrate facing the first substrate, a light amount control layer between the first and second substrates, a color filter layer on the second substrate at a pixel area, and a light conversion layer between the light amount control layer and the color filter layer. The light conversion layer outputs white light.