公开(公告)号：US20220145178A1

公开(公告)日：2022-05-12

申请号：US17583305

申请日：2022-01-25

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Garam PARK ,  Tae Gon KIM ,  Jooyeon AHN ,  Ji-Yeong KIM ,  Nayoun WON ,  Shin Ae JUN

IPC: C09K11/88 ,  C09K11/08 ,  C09K11/02 ,  H01L51/50

Abstract: Disclosed are a quantum dot and a quantum dot-polymer composite and a device including the same, wherein the quantum dot includes a semiconductor nanocrystal core including indium (In) and phosphorous (P), a first semiconductor nanocrystal shell disposed on the semiconductor nanocrystal core, the first semiconductor nanocrystal shell including zinc and selenium, and a second semiconductor nanocrystal shell disposed on the first semiconductor nanocrystal shell, the second semiconductor nanocrystal shell including zinc and sulfur, wherein the quantum dot does not include cadmium, wherein in the quantum dot, a mole ratio of sulfur with respect to selenium is less than or equal to about 2.5:1.

公开(公告)号：US20210240077A1

公开(公告)日：2021-08-05

申请号：US17234126

申请日：2021-04-19

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  SAMSUNG SDI CO., LTD.

Inventor： Shang Hyeun PARK ,  Hojeong PAEK ,  Jonggi KIM ,  Nayoun WON ,  Shin Ae JUN

IPC: G03F7/004 ,  G03F7/031 ,  G03F7/027 ,  G03F7/00 ,  G03F7/029 ,  G03F7/033

Abstract: A photosensitive composition including: a plurality of quantum dots, wherein the quantum dot includes an organic ligand bound to a surface of the quantum dot; a photoinitiator; a binder including a carboxylic acid group; a photopolymerizable monomer having a carbon-carbon double bond; and a solvent, wherein the photoinitiator includes a first photoinitiator including an oxime compound and a second photoinitiator including at least one selected from a phosphine oxide compound and an amino ketone compound.

公开(公告)号：US20200208011A1

公开(公告)日：2020-07-02

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

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：US20200172806A1

公开(公告)日：2020-06-04

申请号：US16507406

申请日：2019-07-10

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Garam PARK ,  Tae Gon KIM ,  Jooyeon AHN ,  Ji-Yeong KIM ,  Nayoun WON ,  Shin Ae JUN

IPC: C09K11/88 ,  C09K11/02 ,  H01L27/32 ,  G02F1/1335

Abstract: Disclosed are a quantum dot and a quantum dot-polymer composite and a device including the same, wherein the quantum dot includes a semiconductor nanocrystal core including indium (In) and phosphorous (P), a first semiconductor nanocrystal shell disposed on the semiconductor nanocrystal core, the first semiconductor nanocrystal shell including zinc and selenium, and a second semiconductor nanocrystal shell disposed on the first semiconductor nanocrystal shell, the second semiconductor nanocrystal shell including zinc and sulfur, wherein the quantum dot does not include cadmium, wherein in the quantum dot, a mole ratio of sulfur with respect to selenium is less than or equal to about 2.5:1.

公开(公告)号：US20170317246A1

公开(公告)日：2017-11-02

申请号：US15581861

申请日：2017-04-28

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyun A. KANG ,  Nayoun WON ,  Eun Joo JANG ,  Ha Il KWON ,  Jeong Hee LEE ,  Oul CHO ,  Tomoyuki KIKUCHI

IPC: H01L33/50 ,  C08K3/36 ,  C08G75/045 ,  C08K3/34 ,  G02F1/1335

CPC classification number: H01L33/505 ,  B32B27/00 ,  C08F222/26 ,  C08G75/045 ,  C08K3/346 ,  C08K3/36 ,  C09D181/00 ,  G02F1/1336 ,  G02F2001/133614 ,  G02F2202/36 ,  H01L27/322 ,  H01L33/502 ,  H01L51/502

Abstract: A layered structure having a first layer including 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, wherein the first monomer includes a first thiol compound represented by Chemical Formula 1-1 including a thioglycolate moiety and a second thiol represented by Chemical Formula 1-2, and wherein the second monomer includes an ene compound represented by Chemical Formula 2: wherein in Chemical Formulae 1-1, 1-2, and 2, groups and variables are the same as described in the specification.

公开(公告)号：US20170176816A1

公开(公告)日：2017-06-22

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: G02F1/1335 ,  G02B5/20

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：US20170174984A1

公开(公告)日：2017-06-22

申请号：US15378791

申请日：2016-12-14

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jeong Hee LEE ,  Hyun A. KANG ,  Tae Hyung KIM ,  Eun Joo JANG ,  Nayoun WON ,  Jiho YOU

IPC: C09K11/02 ,  C08K3/16 ,  C08K9/04 ,  B05D3/00 ,  H01L33/56 ,  C08L23/08 ,  C09K11/88 ,  C09K11/70 ,  C08K3/32 ,  H01L33/50

CPC classification number: C09K11/025 ,  B05D3/007 ,  B82Y20/00 ,  B82Y40/00 ,  C08K3/16 ,  C08K3/32 ,  C08K9/04 ,  C08K2201/001 ,  C08K2201/005 ,  C08K2201/011 ,  C08L23/0869 ,  C09K11/02 ,  C09K11/70 ,  C09K11/883 ,  H01L33/501 ,  H01L33/502 ,  H01L33/56 ,  H01L2933/0041 ,  H01L2933/005 ,  Y10S977/774 ,  Y10S977/892 ,  Y10S977/95

Abstract: A quantum dot-polymer micronized composite includes a first polymer matrix; a plurality of quantum dots dispersed in the first polymer matrix; and at least one of an additive selected from a clay particle embedded in the first polymer matrix and a metal halide dispersed in the first polymer matrix, wherein the quantum dot-polymer micronized composite has an average particle size of less than or equal to about 100 micrometers, a production method thereof, and an article and an electronic device including the micronized composite are provided.