公开(公告)号：US20230173798A1

公开(公告)日：2023-06-08

申请号：US18162801

申请日：2023-02-01

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

Inventor： Hyunjeong JEON ,  A Ra JO ,  Jungha CHAE ,  Sun Jin SONG ,  Boreum JEONG

IPC: B32B27/08 ,  B32B27/28

CPC classification number: B32B27/08 ,  B32B27/281 ,  B32B2255/26 ,  B32B2307/412 ,  B32B2457/20 ,  B32B2307/418 ,  B32B2255/10 ,  B32B2250/03

Abstract: Disclosed are a laminated film including a light transmitting substrate; a hard coating layer; and an optical enhancement layer disposed between the light transmitting substrate and the hard coating layer or at a position facing the hard coating layer with the light transmitting substrate therebetween, wherein the light transmitting substrate includes a polyimide, a poly(amide-imide) copolymer, or a combination thereof, and the optical enhancement layer includes a copolymer comprising a polyimide, and a display device including the laminated film.

公开(公告)号：US20210253796A1

公开(公告)日：2021-08-19

申请号：US17246926

申请日：2021-05-03

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

Inventor： A Ra JO ,  Chanjae AHN ,  Sungwon CHOI ,  Won Suk CHANG ,  Boreum JEONG

IPC: C08G73/14 ,  C08J5/18 ,  B29C41/00 ,  B29C41/46 ,  C08G73/10

Abstract: A poly(amide-imide) copolymer that is a reaction product of a substituted or unsubstituted linear aliphatic diamine including two terminals, a diamine represented by Chemical Formula 1, a dicarbonyl compound represented by Chemical Formula 2, and a tetracarboxylic acid dianhydride represented by Chemical Formula 3: wherein, in Chemical Formulae 1 to 3, A, R3, R10, R12, R13, X, n7 and n8 are the same as defined in the specification.

公开(公告)号：US20230295492A1

公开(公告)日：2023-09-21

申请号：US18185755

申请日：2023-03-17

Applicant: Samsung Electronics Co., Ltd.

Inventor： Nayoun WON ,  Tae-Gon KIM ,  Minho KIM ,  Seungrim YANG ,  Shin Ae JUN ,  Yebin JUNG ,  A Ra JO

IPC: C09K11/62 ,  C09K11/02 ,  H10K59/38 ,  H01L33/50

CPC classification number: C09K11/623 ,  C09K11/02 ,  H10K59/38 ,  H01L33/502

Abstract: A semiconductor nanoparticle, including silver, a Group 13 metal, and a chalcogen element, wherein the semiconductor nanoparticle emits a first light, the Group 13 metal includes gallium, and optionally further includes indium, aluminum, or a combination thereof, the chalcogen element includes sulfur, and optionally further includes selenium, the first light has a full width at half maximum of greater than or equal to about 5 nanometers (nm) to less than or equal to about 70 nm, the first light has a maximum emission wavelength of greater than or equal to about 500 nm to less than or equal to about 600 nm, the semiconductor nanoparticle has a quantum yield of greater than or equal to about 50%, a mole ratio of gallium to sulfur is greater than or equal to about 0.1:1 to less than or equal to about 1:1, and a charge balance value defined by Equation 1 herein.

公开(公告)号：US20230022260A1

公开(公告)日：2023-01-26

申请号：US17858417

申请日：2022-07-06

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Shang Hyeun PARK ,  Shin Ae JUN ,  Tae Gon KIM ,  Min Jong BAE ,  Deukseok CHUNG ,  A Ra JO

IPC: C09K11/88 ,  C09K11/08 ,  C09K11/02 ,  C08K9/04 ,  C08K3/22 ,  C08F220/06 ,  C08F220/18 ,  C08F220/28 ,  C08F212/08 ,  H01L27/32 ,  G02F1/13357

Abstract: A quantum dot, a quantum dot composite including the quantum dot, a composition for preparing the quantum dot composite, a display panel including the quantum dot composite, and an electronic apparatus including the display panel. The quantum dot includes a semiconductor nanocrystal core including indium and phosphorus, the semiconductor nanocrystal core having an emission peak wavelength from about 600 nm to about 650 nm, or an emission peak wavelength from about 500 nm to about 550 nm, and an area of a peak from about 400° C. to about 500° C. is 0.17 times to 0.5 times relative to an area of a peak from about 200° C. to about 300° C. in a thermogravimetric analysis (TGA) graph as determined with a differential scanning calorimeter (DSC).

公开(公告)号：US20220282153A1

公开(公告)日：2022-09-08

申请号：US17687453

申请日：2022-03-04

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Tae Gon KIM ,  Hyeyeon YANG ,  A Ra JO ,  Sue In CHAE ,  Sung Jun PARK ,  Hyokeun PARK ,  Shin Ae JUN

IPC: C09K11/88 ,  G02F1/1335 ,  C09D11/50 ,  C09D11/037 ,  C09K11/08

Abstract: A color conversion panel that includes a color conversion layer including two or more color conversion regions, and optionally, a partition wall defining the regions of the color conversion layer, and a display device including the color conversion panel. The color conversion region includes a first region corresponding to a first pixel, and the first region includes a first composite including a matrix and a plurality of luminescent nanostructures dispersed in the matrix. The luminescent nanostructures include a first semiconductor nanocrystal including a Group III-V compound and a second semiconductor nanocrystal including a zinc chalcogenide. The Group III-V compound includes indium, phosphorus, and optionally, zinc or gallium, or zinc and gallium, and the zinc chalcogenide includes zinc, selenium, and sulfur. The luminescent nanostructures further include aluminum and chlorine, and a mole ratio of aluminum to sulfur (Al:S) is less than about 0.15:1, a mole ratio of chlorine to sulfur (Cl:S) is less than about 0.1:1, and a mole ratio of sulfur to selenium (S:Se) is greater than or equal to about 2:1. The luminescent nanostructures don not include cadmium.

公开(公告)号：US20210221953A1

公开(公告)日：2021-07-22

申请号：US17205637

申请日：2021-03-18

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

Inventor： A Ra JO ,  Chanjae AHN ,  Sungwon CHOI ,  Sun Jin SONG ,  Boreum JEONG ,  Won Suk CHANG

IPC: C08G73/10 ,  C08J5/18 ,  C09D179/08 ,  C08G73/14

Abstract: A film comprising a polyimide or poly(imide-amide) copolymer, wherein the film has an amplitude of a surface roughness curve of less than or equal to 270 nanometers.

公开(公告)号：US20210016552A1

公开(公告)日：2021-01-21

申请号：US16929382

申请日：2020-07-15

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

Inventor： Chanjae AHN ,  Sun Jin SONG ,  Won Suk CHANG ,  Boreum JEONG ,  A Ra JO ,  Kyeong-sik JU ,  Sungwon CHOI

IPC: B32B27/34 ,  G02B1/14 ,  G06F1/16 ,  G09F9/30 ,  C08J7/04 ,  C08J7/046 ,  B32B27/08 ,  B32B27/28

Abstract: Disclosed is a window film for a display device including a light transmitting substrate including a polyamide including a structural unit represented by Chemical Formula 1 and a structural unit represented by Chemical Formula 2, and a hard coating layer laminated on one surface of the light transmitting substrate: in Chemical Formula 1 and Chemical Formula 2, each of A1, A2, B, and D is the same as defined in the detailed description.

公开(公告)号：US20170190880A1

公开(公告)日：2017-07-06

申请号：US15397180

申请日：2017-01-03

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  Samsung SDI Co., Ltd.

Inventor： A Ra JO ,  Chanjae AHN ,  Byunghee SOHN ,  Kyeong-sik JU

IPC: C08K5/56 ,  C08G73/10 ,  C08K5/357 ,  C08G73/14

CPC classification number: C08K5/56 ,  C08G69/32 ,  C08G73/1003 ,  C08G73/1039 ,  C08G73/1042 ,  C08G73/14 ,  C08K5/0091 ,  C08K5/357 ,  C09B69/10 ,  C09B69/101 ,  C09B69/103 ,  C08L79/08

Abstract: A composition for preparing an article including a polyimide or poly(imide-amide) copolymer, the composition including (1) at least one of (i) a polyimide, a polyamic acid, or a poly(imide-amic acid) including at least one selected from a structural unit represented by Chemical Formula 1 and a structural unit represented by Chemical Formula 2; and (ii) a poly(imide-amide) copolymer, a poly(amic acid-amide) copolymer, or a poly(imide and amic acid-amide) copolymer including at least one selected from a structural unit represented by Chemical Formula 1 and a structural unit represented by Chemical Formula 2, and a structural unit represented by Chemical Formula 3, and (2) a compound having a maximum absorption wavelength at about 570 nm or more in a visible radiation region: wherein in Chemical Formulae 1 to 3, A, B, D, and E are the same as defined in the detailed description.

公开(公告)号：US20230143818A1

公开(公告)日：2023-05-11

申请号：US17983711

申请日：2022-11-09

Applicant: Samsung Electronics Co., Ltd.

Inventor： Deuk Seok CHUNG ,  Tae-Gon KIM ,  Shang Hyeun PARK ,  Min Jong BAE ,  Jong Hoon WON ,  Shin Ae JUN ,  A Ra JO

IPC: H01L33/50 ,  H01L25/16

CPC classification number: H01L33/502 ,  H01L25/167 ,  H01L2933/0041

Abstract: The present disclosure provides a display panel including: a substrate; a plurality of light emitting elements including semiconductor light emitting chips and disposed on the substrate; a plurality of color conversion layers overlapped with the plurality of light emitting elements and disposed thereon, respectively; and a plurality of absorption-type color filter layers directly disposed and having a surface shape of the plurality of color conversion layers, respectively, where a pitch between adjacent light emitting elements of the plurality of light emitting elements is less than or equal to about 100 micrometers, and at least one of the plurality of color conversion layers includes quantum dots.

公开(公告)号：US20230126029A1

公开(公告)日：2023-04-27

申请号：US17973922

申请日：2022-10-26

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： A Ra JO ,  Deukseok CHUNG ,  Tae-Gon KIM ,  Shang Hyeun PARK ,  Min Jong BAE ,  Jong Hoon WON ,  Shin Ae JUN

IPC: H01L25/075 ,  H01L33/58 ,  H01L33/50

Abstract: Provided are a display panel, and an electronic device including display panel. The display panel includes: a substrate; a plurality of light emitting elements disposed on the substrate, each of the plurality of light emitting elements including a semiconductor light emitting chip; a plurality of micro lenses disposed on the light emitting elements, respectively, each of the micro lenses surrounding each of the light emitting elements; and a plurality of color conversion layers disposed on or under the plurality of micro lenses, respectively, each of the color conversion layers having a shape corresponding to each of the plurality of micro lenses.