公开(公告)号：US09823409B2

公开(公告)日：2017-11-21

申请号：US14834543

申请日：2015-08-25

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Nayoun Won ,  Hyun A Kang ,  Yongwook Kim ,  Eun Joo Jang ,  Oul Cho

IPC: F21V7/04 ,  F21V8/00 ,  B82Y20/00

CPC classification number: G02B6/005 ,  B82Y20/00

Abstract: A photoluminescent layered composite includes: a light conversion layer including a first polymer matrix and a plurality of semiconductor nanocrystals dispersed in the first polymer matrix; and a metal oxide layer, wherein the metal oxide layer includes a plurality of conductive metal oxide particles, and wherein the metal oxide layer is disposed on at least one surface of the light conversion layer. Also a backlight unit and a display device include the same.

公开(公告)号：US09753324B2

公开(公告)日：2017-09-05

申请号：US14822114

申请日：2015-08-10

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Eun Joo Jang ,  Shin Ae Jun ,  Hyun A Kang

IPC: G02F1/1335

CPC classification number: G02F1/133514 ,  G02F1/133528 ,  G02F1/1336 ,  G02F1/133617 ,  G02F2001/133614 ,  G02F2201/086

Abstract: A photoluminescent liquid crystal display includes: a liquid crystal panel including a lower substrate, an upper substrate, a liquid crystal layer interposed between the upper and lower substrates, and a photoluminescent color filter layer disposed between the upper substrate and the liquid crystal layer; an optical device disposed on the upper substrate; a polarizing plate disposed under the lower substrate; and a backlight unit disposed under the polarizing plate and which emits blue light, where the photoluminescent color filter layer includes a first color filter which emits polarized red light, a second color filter which emits polarized green light, and a third color filter which emits polarized blue light, and the first color filter and the second color filter include a semiconductor nanocrystal-polymer composite.

公开(公告)号：US09082982B2

公开(公告)日：2015-07-14

申请号：US13656327

申请日：2012-10-19

Applicant: Samsung Electronics Co., Ltd.

Inventor： Shin Ae Jun ,  Hyun A Kang ,  Eun Joo Jang ,  Soo Kyung Kwon ,  Hyo Sook Jang

IPC: H01L29/08 ,  H01L51/00 ,  C09K11/02 ,  C09K11/56 ,  H01L33/50 ,  C09K11/88 ,  C01B17/20 ,  C01B19/00 ,  B82Y30/00 ,  H01L51/50

CPC classification number: H01L51/0043 ,  B82Y30/00 ,  C01B17/20 ,  C01B19/007 ,  C01P2002/88 ,  C01P2004/64 ,  C01P2004/84 ,  C09K11/02 ,  C09K11/025 ,  C09K11/565 ,  C09K11/883 ,  H01L33/501 ,  H01L33/502 ,  H01L33/507 ,  H01L51/004 ,  H01L51/50 ,  H01L2224/16145 ,  H01L2224/48091 ,  H01L2924/00014

Abstract: A semiconductor nanocrystal-polymer composite including a semiconductor nanocrystal, a polymer comprising a plurality of carboxylate anion groups (—COO−) bindable to a surface of the semiconductor nanocrystal, and a metal cation bindable to a carboxylate anion group of the plurality of carboxylate anion groups.

Abstract translation: 包括半导体纳米晶体的半导体纳米晶体 - 聚合物复合物，包含可与半导体纳米晶体的表面结合的多个羧酸根阴离子基团（-COO-）的聚合物和可结合多个羧酸根阴离子的羧酸根阴离子基团的金属阳离子 团体

公开(公告)号：US12189170B2

公开(公告)日：2025-01-07

申请号：US17576895

申请日：2022-01-14

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Tae Hyung Kim ,  Eun Joo Jang ,  Shin Ae Jun ,  Hyun A Kang ,  Yongwook Kim ,  Na Youn Won ,  Hyo Sook Jang

IPC: F21V8/00 ,  G02F1/1335 ,  G02F1/13357

Abstract: A light source includes a light emitting element which emits light, and a light conversion layer which converts the light emitted from the light emitting element into white light and emits the white light, where the light conversion layer includes a resin and a quantum dot material mixed with the resin, and a red apex of a color region of the white light is positioned in a region of 0.65

公开(公告)号：US12060510B2

公开(公告)日：2024-08-13

申请号：US18301357

申请日：2023-04-17

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Tae Hyung Kim ,  Hyun A Kang ,  Eun Joo Jang ,  Dae Young Chung

IPC: H10K50/15 ,  C09K11/70 ,  H10K50/16 ,  B82Y20/00 ,  B82Y40/00 ,  H10K50/115 ,  H10K102/00

CPC classification number: C09K11/703 ,  H10K50/15 ,  H10K50/16 ,  B82Y20/00 ,  B82Y40/00 ,  H10K50/115 ,  H10K2102/00 ,  H10K2102/331

Abstract: Disclosed are a semiconductor nanocrystal particle including indium (In), zinc (Zn), and phosphorus (P), wherein a mole ratio of the zinc relative to the indium is greater than or equal to about 25:1, and the semiconductor nanocrystal particle includes a core including a first semiconductor material including indium, zinc, and phosphorus and a shell disposed on the core and including a second semiconductor material including zinc and sulfur, a method of producing the same, and an electronic device including the same. The semiconductor nanocrystal particle emits blue light having a maximum peak emission at a wavelength of less than or equal to about 470 nanometers.

公开(公告)号：US11993725B2

公开(公告)日：2024-05-28

申请号：US16812447

申请日：2020-03-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Tomoyuki Kikuchi ,  EunJoo Jang ,  Hyun A Kang ,  Nayoun Won ,  Oul Cho

IPC: C09D181/00 ,  B32B1/08 ,  B32B7/04 ,  B32B15/082 ,  B32B15/092 ,  B32B15/095 ,  B32B15/20 ,  B32B17/00 ,  B32B27/00 ,  B32B27/08 ,  B32B27/18 ,  B32B27/20 ,  B32B27/28 ,  B32B27/30 ,  B32B27/32 ,  B32B27/34 ,  B32B27/36 ,  B32B27/38 ,  C09D183/16 ,  C09K11/02 ,  C09K11/62 ,  C08G77/62

CPC classification number: C09D181/00 ,  B32B1/08 ,  B32B7/04 ,  B32B15/082 ,  B32B15/092 ,  B32B15/095 ,  B32B15/20 ,  B32B17/00 ,  B32B27/00 ,  B32B27/08 ,  B32B27/18 ,  B32B27/20 ,  B32B27/281 ,  B32B27/285 ,  B32B27/286 ,  B32B27/288 ,  B32B27/30 ,  B32B27/302 ,  B32B27/304 ,  B32B27/308 ,  B32B27/32 ,  B32B27/325 ,  B32B27/34 ,  B32B27/36 ,  B32B27/365 ,  B32B27/38 ,  C09D183/16 ,  C09K11/02 ,  C09K11/623 ,  B32B2250/03 ,  B32B2255/10 ,  B32B2255/20 ,  B32B2255/26 ,  B32B2255/28 ,  B32B2264/10 ,  B32B2270/00 ,  B32B2307/412 ,  B32B2307/422 ,  B32B2307/7242 ,  B32B2307/7244 ,  B32B2307/7265 ,  B32B2307/728 ,  B32B2307/732 ,  B32B2457/12 ,  B32B2457/202 ,  C08G77/62

Abstract: A barrier film comprising: a substrate; a first layer disposed on the substrate and comprising an oxidation product of polysilazane; and a second layer disposed directly on the first layer and comprising a thiol-ene polymer, wherein the polysilazane comprises a repeating unit represented by Chemical Formula 1,






wherein R1 and R2 are each independently hydrogen, an aliphatic hydrocarbon group, an alicyclic hydrocarbon group, an alkylsilyl group, an alkylamino group, an alkoxy group, or an aromatic hydrocarbon group, and wherein the thiol-ene polymer is a polymerization product of a monomer combination including a first monomer having at least two thiol groups at its terminal end and a second monomer having at least two carbon-carbon unsaturated bond-containing groups at its terminal end.

公开(公告)号：US11421151B2

公开(公告)日：2022-08-23

申请号：US15821007

申请日：2017-11-22

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Oul Cho ,  Jooyeon Ahn ,  Eun Joo Jang ,  Dae Young Chung ,  Hyun A Kang ,  Tae Hyung Kim ,  Yun Sung Woo ,  Jeong Hee Lee ,  Shin Ae Jun

IPC: C09K11/02 ,  H01L51/50 ,  H05B33/14 ,  C09K11/70 ,  C09K11/88 ,  F21V8/00 ,  C09K11/06 ,  H01L51/00 ,  B82Y20/00 ,  B82Y40/00

Abstract: A light emitting device including a semiconductor nanocrystal and a ligand bound to a surface of the semiconductor nanocrystal, wherein the ligand includes an organic thiol ligand or a salt thereof and a polyvalent metal compound including a metal including Zn, In, Ga, Mg, Ca, Sc, Sn, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Sr, Y, Zr, Nb, Mo, Cd, Ba, Au, Hg, Tl, or a combination thereof, and a display device including the light emitting device.

公开(公告)号：US11126028B2

公开(公告)日：2021-09-21

申请号：US15692906

申请日：2017-08-31

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Eun Joo Jang ,  Shin Ae Jun ,  Hyun A Kang

IPC: G02F1/1335 ,  G02F1/13357 ,  G02B5/30 ,  H01L29/12 ,  H01L29/66 ,  H01L31/0352

Abstract: A photoluminescent liquid crystal display includes: a liquid crystal panel including a lower substrate, an upper substrate, a liquid crystal layer interposed between the upper and lower substrates, and a photoluminescent color filter layer disposed between the upper substrate and the liquid crystal layer; an optical device disposed on the upper substrate; a polarizing plate disposed under the lower substrate; and a backlight unit disposed under the polarizing plate and which emits blue light, where the photoluminescent color filter layer includes a first color filter which emits polarized red light, a second color filter which emits polarized green light, and a third color filter which emits polarized blue light, and the first color filter and the second color filter include a semiconductor nanocrystal-polymer composite.

公开(公告)号：US10585226B2

公开(公告)日：2020-03-10

申请号：US15471033

申请日：2017-03-28

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Oul Cho ,  Eun Joo Jang ,  Hyun A Kang ,  Tae Hyung Kim ,  Jeong Hee Lee

IPC: F21V8/00 ,  H01L33/50

Abstract: A light conversion device includes a frame through which incident light is received from a light source and converted light is emitted from the light conversion device, the frame including: an opening through which light of a first color is received from the light source and from which light of a second color is emitted from the light conversion device, and a wall which surrounds the opening, a substrate in the opening and supported by the wall, a light conversion layer which is disposed on the substrate and receives the light of the first color from the light source, the light conversion layer including a light converting particle which converts the light of the first color to the light of the second color, a first inorganic layer disposed on the light conversion layer, and a first organic layer disposed on the first inorganic layer.

公开(公告)号：US10001671B2

公开(公告)日：2018-06-19

申请号：US15707195

申请日：2017-09-18

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Na Youn Won ,  Hyun A Kang ,  Eun Joo Jang ,  Shin Ae Jun ,  Oul Cho

IPC: H01B1/12 ,  G02F1/1335 ,  F21V8/00 ,  C09K11/00

CPC classification number: G02F1/133615 ,  C09K11/00 ,  C09K11/02 ,  C09K11/70 ,  G02B6/005 ,  G02F2001/133614 ,  Y10S977/774

Abstract: A semiconductor nanocrystal composition including a semiconductor nanocrystal, an organic additive, and at least one polymerizable substance selected from a polymerizable monomer, a polymerizable oligomer, and a combination thereof, wherein the composition has haze of greater than or equal to about 40% after polymerization.