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公开(公告)号：US11945199B2
公开(公告)日：2024-04-02
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
CPC classification number: B32B27/08 , B32B27/281 , B32B2250/03 , B32B2255/10 , B32B2255/26 , B32B2307/412 , B32B2307/418 , B32B2457/20
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.
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公开(公告)号：US11059954B2
公开(公告)日：2021-07-13
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
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.
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公开(公告)号：US10927218B2
公开(公告)日：2021-02-23
申请号：US16126270
申请日：2018-09-10
Applicant: SAMSUNG ELECTRONICS CO., LTD. , SAMSUNG SDI CO., LTD.
Inventor： Boreum Jeong , Sang Soo Jee , Won Suk Chang , Kyeong-sik Ju , Chanjae Ahn , A Ra Jo , Sungwon Choi
Abstract: A poly(amide-imide) copolymer that is a reaction product of a substituted or unsubstituted aromatic diamine having a maximum absorption wavelength in a range from 500 nanometers (nm) to 650 nm in a visible light region, 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.
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公开(公告)号：US11926127B2
公开(公告)日：2024-03-12
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
CPC classification number: B32B27/34 , B32B27/08 , B32B27/283 , C08G69/265 , C08G69/42 , C08J7/0427 , C08J7/046 , G02B1/14 , B32B2307/412 , B32B2307/536 , B32B2457/20 , C08J2377/06 , C08J2483/04
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：US11898012B2
公开(公告)日：2024-02-13
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
CPC classification number: C08G73/14 , B29C41/003 , B29C41/46 , C08G73/1039 , C08G73/1042 , C08J5/18 , B29K2079/08 , B29L2007/008 , C08J2379/08
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:
NH2-A-NH2 Chemical Formula 1
wherein, in Chemical Formulae 1 to 3, A, R3, R10, R12, R13, X, n7 and n8 are the same as defined in the specification.-
Patent Agency Ranking
公开(公告)号：US11028227B2
公开(公告)日：2021-06-08
申请号：US16126250
申请日：2018-09-10
Applicant: SAMSUNG ELECTRONICS CO., LTD. , SAMSUNG SDI CO., LTD.
Inventor： A Ra Jo , Chanjae Ahn , Sungwon Choi , Won Suk Chang , Boreum Jeong
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.
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公开(公告)号：US10689513B2
公开(公告)日：2020-06-23
申请号：US15419019
申请日：2017-01-30
Applicant: SAMSUNG ELECTRONICS CO., LTD. , Samsung SDI Co., Ltd.
Inventor： Chanjae Ahn , Sungwon Choi , Byunghee Sohn , A Ra Jo , Kyeong-sik Ju , Sang Soo Jee , Hongkyoon Choi
IPC: C08L79/08 , C08G73/10 , C08K3/105 , C08G69/32 , C09D179/08 , C08G73/06 , C08K5/00 , C08K3/16 , C08K3/28 , C08G73/14
Abstract: A composition for preparing an article including a polyimide or poly(imide-amide) copolymer, the composition including (1) a solution including at least one of (i) a polymer 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 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 metallic salt soluble in the solution of the polymer and/or the copolymer, wherein the metallic salt is a salt of a metal selected from a Group 1 element, a Group 11 element, a Group 13 element, and a Group 14 element: wherein in Chemical Formulae 1 to 3, A, B, D, and E are the same as defined in the detailed description.
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8.发明授权公开(公告)号：US12195656B2
公开(公告)日：2025-01-14
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 , C09D11/037 , C09D11/50 , C09K11/08 , G02F1/1335 , B82Y20/00 , B82Y40/00
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.
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公开(公告)号：US11851540B2
公开(公告)日：2023-12-26
申请号：US16943166
申请日：2020-07-30
Applicant: SAMSUNG ELECTRONICS CO., LTD. , SAMSUNG SDI CO., LTD.
Inventor： Boreum Jeong , Chanjae Ahn , Hye Young Kong , Sun Jin Song , A Ra Jo , Kyeong-sik Ju
CPC classification number: C08J5/18 , B32B7/023 , B32B27/08 , B32B27/281 , B32B27/34 , B32B2250/02 , B32B2250/24 , B32B2255/10 , B32B2270/00 , B32B2307/418 , C08J2379/08
Abstract: A laminated film which includes a first layer including a poly(amide-imide) copolymer, and a second layer laminated on at least one surface of the first layer. The second layer includes a poly(amide-imide) copolymer, polyimide, or a combination thereof, which has an amide content of less than or equal to about 30 mol %. The poly(amide-imide) copolymer included in the first layer has a weight average molecular weight of about 30,000 grams/mole to about 200,000 grams/mole, and the polyimide, the poly(amide-imide) copolymer, or the combination thereof, of the second layer has a weight average molecular weight of about 10,000 grams/mole to about 50,000 grams/mole, and the composition for preparing the laminated film.
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公开(公告)号：US11602924B2
公开(公告)日：2023-03-14
申请号：US16594533
申请日：2019-10-07
Applicant: SAMSUNG ELECTRONICS CO., LTD. , SAMSUNG SDI CO., LTD.
Inventor： Hyunjeong Jeon , A Ra Jo , Jungha Chae , Sun Jin Song , Boreum Jeong
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.
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