公开(公告)号：US10782611B2

公开(公告)日：2020-09-22

申请号：US15900519

申请日：2018-02-20

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyeyeon Yang ,  Eun Joo Jang ,  Hyo Sook Jang ,  Shin Ae Jun

IPC: G03F7/028 ,  G02B5/20 ,  G03F7/004 ,  C09K11/70 ,  C09K11/77 ,  C08F220/06 ,  G03F7/00 ,  G03F7/16 ,  G03F7/20 ,  G03F7/32 ,  G03F7/40 ,  G03F7/031 ,  G02F1/13357 ,  C09K11/02 ,  C09D4/00 ,  C08K3/30 ,  C08K3/32 ,  C08K9/10 ,  B82Y40/00 ,  B82Y20/00

Abstract: A photosensitive composition, a quantum dot polymer composite pattern prepared therefrom, and a layered structure and an electronic device including the same. The photosensitive composition includes plurality of quantum dots; a luminescent material other than a quantum dot; a carboxylic acid group containing binder; a photopolymerizable monomer having a carbon-carbon double bond; and a photoinitiator, and the luminescent material comprises a fluorophore, a nanosized inorganic phosphor, or a combination thereof.

公开(公告)号：US10723942B2

公开(公告)日：2020-07-28

申请号：US15387107

申请日：2016-12-21

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Shin Ae Jun ,  Taekhoon Kim ,  Garam Park ,  Yong Seok Han ,  Eun Joo Jang ,  Hyo Sook Jang ,  Tae Won Jeong ,  Shang Hyeun Park

IPC: C09K11/02 ,  C09K11/88 ,  C09K11/70 ,  C08K3/30 ,  C08K3/32 ,  H01L51/50 ,  G02F1/1335 ,  G02F1/13357 ,  B82Y40/00 ,  B82Y20/00 ,  B82Y30/00

Abstract: A quantum dot-polymer composite including a polymer matrix; and a plurality of quantum dots dispersed in the polymer matrix, wherein the quantum dot includes a core including a first semiconductor material; and a shell including a second semiconductor material disposed on the core, wherein the quantum dot is cadmium-free, wherein the shell has at least two branches and at least one valley portion connecting the at least two branches, and wherein the first semiconductor material is different from the second semiconductor material.

公开(公告)号：US10577716B2

公开(公告)日：2020-03-03

申请号：US15935666

申请日：2018-03-26

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Eun Joo Jang ,  Shin Ae Jun ,  Jung Eun Lim ,  Hye Ran Choi

IPC: C30B7/14 ,  C30B29/40 ,  C30B29/48 ,  C30B29/60

Abstract: Disclosed herein is a multilayer nanocrystal structure comprising a nanocrystal alloy core comprising two or more nanocrystals and including an alloy interlayer formed at an interface between the two or more nanocrystals, and one or more layers of nanocrystal shells formed sequentially on the surface of the nanocrystal alloy core, wherein the nanocrystal shells each have different band gaps. The multilayer nanocrystal structure can be applied to various electronic devices owing to its advantages of high luminescence efficiency, superior optical stability, and superior chemical stability.

公开(公告)号：US10559712B2

公开(公告)日：2020-02-11

申请号：US16111848

申请日：2018-08-24

Applicant: Samsung Electronics Co., Ltd.

Inventor： Garam Park ,  Tae Hyung Kim ,  Eun Joo Jang ,  Hyo Sook Jang ,  Shin Ae Jun ,  Yongwook Kim ,  Taekhoon Kim ,  Jihyun Min ,  Yuho Won

IPC: H01L33/04 ,  C09K11/61 ,  H01L33/28 ,  H01L33/34 ,  C09K11/02 ,  C09K11/70 ,  C09K11/88 ,  H01L33/24 ,  H01L33/30 ,  H01L33/32

Abstract: A quantum dot includes a core-shell structure including a core including a first semiconductor nanocrystal and a shell disposed on the core, and including a material at least two different halogens, and the quantum dot does not include cadmium.

公开(公告)号：US10160649B2

公开(公告)日：2018-12-25

申请号：US14909235

申请日：2014-07-30

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyo Sook Jang ,  Shin Ae Jun ,  Eun Joo Jang

IPC: C09K11/00 ,  C09K11/08 ,  B82Y20/00 ,  B82Y40/00 ,  C01B19/00 ,  B82Y30/00

Abstract: A process of synthesizing Ga—Se nanocrystals is provided, the process including: contacting a first precursor containing gallium with a second precursor containing selenium to obtain a Ga—Se single precursor; and reacting the Ga—Se single precursor in a solvent in the presence of a ligand compound, and optionally with a third precursor including an element (A) other than gallium and selenium, to prepare a Ga—Se nanocrystal represented by Chemical Formula 1: GaSexAy   [Chemical Formula 1] wherein x is about 1.1 to 3, and y is about 0.1 to 4.

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.

公开(公告)号：US09904109B2

公开(公告)日：2018-02-27

申请号：US15206718

申请日：2016-07-11

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Yong Seok Han ,  Nayoun Won ,  Hyun A Kang ,  Ha Il Kwon ,  Shang Hyeun Park ,  Eun Joo Jang ,  Shin Ae Jun ,  Deukseok Chung ,  Tae Won Jeong

IPC: G02B5/20 ,  G02F1/1335 ,  G03F7/00

CPC classification number: G02F1/133617 ,  G02B5/201 ,  G02B5/207 ,  G02F1/133504 ,  G02F1/133514 ,  G02F1/133615 ,  G02F1/133621 ,  G02F2001/133614 ,  G02F2202/36 ,  G03F7/0007

Abstract: A color filter including a first region configured to emit a first light, a second region configured to emit a second light having a longer wavelength than a wavelength of the first light, a third region configured to emit a third light having a longer wavelength than the wavelength of the second light, a first layer including two or more quantum dots, and a second layer formed on at least one surface of the first layer, wherein the first layer and the second layer are disposed in at least the second region and the third region.

公开(公告)号：US09701901B2

公开(公告)日：2017-07-11

申请号：US15184011

申请日：2016-06-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyun A Kang ,  Eun Joo Jang ,  Young Hwan Kim ,  Shin Ae Jun ,  Hyo Sook Jang

IPC: C09K11/88 ,  C09K11/70 ,  H01L33/56 ,  C08L81/02 ,  C08G75/045 ,  H01L33/50 ,  C09K11/02 ,  B82Y20/00 ,  B82Y30/00

CPC classification number: C09K11/883 ,  B82Y20/00 ,  B82Y30/00 ,  C08G75/045 ,  C08G75/12 ,  C08L81/02 ,  C09K11/02 ,  C09K11/703 ,  H01L33/501 ,  H01L33/502 ,  H01L33/56 ,  H01L2933/0033 ,  H01L2933/0041 ,  H01L2933/005

Abstract: A composition comprising: a first monomer comprising at least three thiol groups, each located at a terminal end of the first monomer, wherein the first monomer is represented by the following Chemical Formula 1-1: a second monomer comprising at least two unsaturated carbon-carbon bonds, each located at a terminal end of the second monomer, wherein the second monomer is represented by the following Chemical Formula 2: wherein in Chemical Formulae 1 and 2 groups R2, Ra to Rd, Ya to Yd, L1′ and L2, X and variables k3 and k4 are the same as described in the specification, and a first light emitting particle, wherein the first light emitting particle consists of a semiconductor nanocrystal comprising a Group II-VI compound, a Group III-V compound, a Group IV-VI compound, or a combination thereof, wherein the first light emitting particle has a core/shell structure having a first semiconductor nanocrystal being surrounded by a second semiconductor nanocrystal, and the first semiconductor nanocrystal being different from the second semiconductor nanocrystal.

公开(公告)号：US09181471B2

公开(公告)日：2015-11-10

申请号：US14059594

申请日：2013-10-22

Applicant: Samsung Electronics Co., Ltd.

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

IPC: H01J1/62 ,  C09K11/02 ,  C09K11/88 ,  H01L33/50

CPC classification number: C09K11/02 ,  C09K11/883 ,  H01L33/501 ,  H01L33/502 ,  H01L2224/48091 ,  Y02B20/181 ,  H01L2924/00014

Abstract: A light emitting device including: a blue light source; a phosphor; and a semiconductor nanocrystal, and emits white light having a R1-R8 average color rendering index (“CRI”) of greater than or equal to about 90, and a R9 red color rendering index (R9) of greater than or equal to about 90.

Abstract translation: 一种发光器件，包括：蓝色光源; 磷光体 和半导体纳米晶体，并且发射具有大于或等于约90的R1-R8平均显色指数（“CRI”）的白光和大于或等于约90的R9红色显色指数（R9） 。

公开(公告)号：US12256621B2

公开(公告)日：2025-03-18

申请号：US17687451

申请日：2022-03-04

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Tae Gon Kim ,  Shin Ae Jun ,  Deukseok Chung ,  Nayoun Won ,  Sung Hun Lee ,  Byoung Ki Choi

IPC: H10K59/38 ,  C09K11/56 ,  C09K11/88 ,  H10K59/12 ,  H10K71/00 ,  B82Y20/00 ,  B82Y40/00

Abstract: A display panel including a light emitting panel; and a color conversion panel with a surface opposite a surface of the light emitting panel. The light emitting panel is configured to emit incident light including a first light and a second light. The color conversion panel includes a color conversion layer including two or more color conversion regions, a color conversion region includes a first region corresponding to the green pixel, the first region includes a matrix and a first composite dispersed within the matrix and including a plurality of luminescent nanostructures, and the spectral overlap between a UV-Vis absorption spectrum of the luminescent nanostructures, the maximum emission peak of the first light, and the maximum emission peak of the second light satisfies the following equation: B/A≤about 0.6 A and B are as defined.