公开(公告)号：US20180074365A1

公开(公告)日：2018-03-15

申请号：US15700804

申请日：2017-09-11

Applicant: Samsung Display Co., Ltd.

Inventor： Kwangkeun LEE ,  Youngmin KIM ,  Haeil PARK ,  Seungjin BAEK ,  Junhan LEE ,  Kunhee JO

IPC: G02F1/1335

CPC classification number: G02F1/133509 ,  G02F1/133528 ,  G02F1/133621 ,  G02F2001/133507 ,  G02F2001/133565 ,  G02F2001/133614 ,  G02F2201/123

Abstract: A display device includes: a backlight unit emitting a light; a first substrate on a path of a light emitted from the backlight unit; a pixel electrode on the first substrate; a light amount control layer on the pixel electrode; a first polarizer on the light amount control layer; a color conversion layer on the first polarizer; and an angular filter between the backlight unit and the color conversion layer. The color conversion layer includes a phosphor, and the angular filter blocks 50% or more of a light incident to the angular filter at an incident angle of 30 degrees or more.

公开(公告)号：US20160215212A1

公开(公告)日：2016-07-28

申请号：US14965217

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 ,  G02B1/04 ,  G02F1/1335 ,  G02B5/22

CPC classification number: C09K11/883 ,  C09K11/02 ,  G02B1/04 ,  G02B5/201 ,  G02B5/223 ,  G02F1/133617 ,  G02F2202/36 ,  G03F7/0007 ,  G03F7/028 ,  C08L2666/70

Abstract: A photosensitive resin composition comprising: 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: 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 %; a photopolymerization initiator in an amount of about 0.1 wt % to about 20 wt %; an alkali soluble resin in an amount of about 5 wt % to about 80 wt %; and a dispersant in an amount of about 0.1 wt % to about 12 wt %, with respect to a total weight of the solid content.

Abstract translation: 一种感光性树脂组合物，其包含：约60重量％（wt％）〜约95wt％的溶剂; 和相对于感光性树脂组合物的总重量为约5重量％至约40重量％的固体含量，其中固体含量包括：约5重量％至约90重量％的量的荧光体 ％; 约4重量％至约70重量％的光聚合化合物; 约0.1重量％至约20重量％的光聚合引发剂; 约5重量％至约80重量％的碱溶性树脂; 和相对于固体含量的总重量为约0.1重量％至约12重量％的量的分散剂。

公开(公告)号：US20230132435A1

公开(公告)日：2023-05-04

申请号：US18091316

申请日：2022-12-29

Applicant: Samsung Display Co., Ltd.

Inventor： Moonjung BAEK ,  Seon-Tae YOON ,  Junghyun KWON ,  Youngmin KIM ,  Haeil PARK

IPC: G02B5/20 ,  G02F1/1335 ,  G02B5/28 ,  H10K59/38 ,  G02F1/13357 ,  H10K50/858

Abstract: A display panel includes: a light emitting device to generate light; a plurality of color conversion patterns including: a first color conversion pattern including first scattering particles dispersed in the first color conversion pattern and configured to scatter the light of the light emitting device; and a second color conversion pattern including second scattering particles dispersed in the second color conversion pattern and configured to scatter the light of the light emitting device; a plurality of color filters including: a first color filter overlapping the first color conversion pattern; and a second color filter overlapping the second color conversion pattern; and a single, low index of refraction layer continuously extending in the surface direction to overlap the first and the second color conversion patterns. The low index of refraction layer has a refractive index lower than refractive indexes of the first and second color conversion patterns.

公开(公告)号：US20220262864A1

公开(公告)日：2022-08-18

申请号：US17483080

申请日：2021-09-23

Applicant: Samsung Display Co., Ltd.

Inventor： Junghyun KWON ,  Youngmin KIM ,  Kisoo PARK ,  Seontae YOON ,  Hyeseung LEE

IPC: H01L27/32 ,  H01L51/52

Abstract: A display apparatus includes a light-emitting unit including light-emitting elements, and a color unit disposed on the light-emitting unit and including a first color area, a second color area, and a third color area that overlap the light-emitting elements and emit light beams of different colors. The color unit includes a light-transmission layer including a first opening corresponding to the first color area and a second opening corresponding to the second color area, a first color conversion layer disposed within the first opening of the light-transmission layer, a second color conversion layer disposed within the second opening of the light-transmission layer, and a spacer disposed on the light-transmission layer and between two adjacent color areas among the first color area, the second color area, and the third color area, the spacer including a light shielding 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：US20230138267A1

公开(公告)日：2023-05-04

申请号：US17891145

申请日：2022-08-19

Applicant: SAMSUNG Display Co, Ltd.

Inventor： KEUNYOUNG PARK ,  Youngmin KIM ,  Hyeong Gyu KIM ,  Hyunwoo NOH ,  Moonjung BAEK ,  Suji HAN

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: A display device includes a display panel that includes a first light emitting region and a second light emitting region, each of which emits first color. A first partition wall is disposed on the display panel, which allows the first color light to be transmitted therethrough, and which has a first opening defined therein and that corresponds to the first light emitting region. A first light conversion pattern is disposed inside the first opening and converts the first color light into second color light having different color. A reflection pattern is disposed corresponding to an outer surface of the first partition wall and a top surface of the first partition. An organic material pattern is disposed on the top surface of the first partition wall and overlaps the reflection pattern. A first color filter is disposed on the first light conversion pattern and allows the second color light to be transmitted therethrough.

公开(公告)号：US20200185661A1

公开(公告)日：2020-06-11

申请号：US16706415

申请日：2019-12-06

Applicant: Samsung Display Co., Ltd.

Inventor： Jaekyung GO ,  Youngmin KIM ,  Yongseung PARK ,  Yongjun PARK ,  Seonggeun WON ,  Jawoon LEE ,  Minjun JO ,  Hyunmin HWANG

IPC: H01L51/56 ,  H01L27/32 ,  H01L51/00

Abstract: A display apparatus includes: a substrate and a display portion on the substrate; a first treatment area including a first treatment surface on at least one side surface of the substrate; and a second treatment area adjacent the first treatment area and including a second treatment surface having a different shape from the first treatment surface of the first treatment surface.

公开(公告)号：US20180275461A1

公开(公告)日：2018-09-27

申请号：US15857982

申请日：2017-12-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kisoo PARK ,  Youngmin KIM ,  Haeil PARK ,  Seon-Tae YOON

IPC: G02F1/1335

CPC classification number: G02F1/133602 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/133617 ,  G02F1/13362 ,  G02F1/133621 ,  G02F2001/133614

Abstract: A photoluminescence device includes a first base substrate, a blue light blocking pattern disposed on the first base substrate in a first color pixel area, a second color pixel area and a first light blocking area disposed between the first color pixel area and the second color pixel area, a blue color filter disposed on the first base substrate in a blue pixel area, the first light blocking area and a second light blocking area between the blue pixel area and the second color pixel area, a first color conversion pattern disposed on the blue light blocking pattern in the first color pixel area, and a second color conversion pattern disposed on the blue light blocking pattern in the second color pixel area.

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.