公开(公告)号：US10100151B2

公开(公告)日：2018-10-16

申请号：US14550716

申请日：2014-11-21

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jungha Chae ,  Byung Hee Sohn

IPC: B32B27/32 ,  C08G73/10 ,  C08J5/18 ,  G02F1/1333 ,  C09D179/08

Abstract: A composition for preparing a polyimide including a tetracarboxylic dianhydride mixture including a tetracarboxylic dianhydride represented by Chemical Formula 1A, Chemical Formula 1B, or a combination thereof, a tetracarboxylic dianhydride represented by Chemical Formula 2, and a diamine represented by Chemical Formula 3: NH2—R1—NH2  Chemical Formula 3 wherein in Chemical Formulae 1A, 1B, 2 and 3, definitions of groups and substituents are described in the specification.

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

IPC: B32B27/08 ,  B32B27/28

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：US10738173B2

公开(公告)日：2020-08-11

申请号：US15602616

申请日：2017-05-23

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

Inventor： Jungha Chae ,  Chanjae Ahn ,  Kyeong-Sik Ju

IPC: C08J5/18 ,  G09F9/30 ,  C08G73/14 ,  G06F1/16 ,  B32B27/28

Abstract: A poly(amide-imide) copolymer film having a tensile modulus of greater than or equal to 5.4 GPa, and a yellowness index of less than or equal to 3.6, wherein the poly(amide-imide) copolymer film is a reaction product of an aromatic dianhydride including biphenyl tetracarboxylic dianhydride and 4,4′-hexafluoroisopropylidene diphthalic dianhydride, an aliphatic dianhydride including 1,2,3,4-cyclobutane tetracarboxylic dianhydride, an aromatic diamine including 2,2-bis(trifluoromethyl) benzidine, and an aromatic dicarbonyl compound including terephthaloyl dichloride.

公开(公告)号：US09914811B2

公开(公告)日：2018-03-13

申请号：US14980699

申请日：2015-12-28

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

Inventor： Sun Jin Song ,  Chanjae Ahn ,  Kyeong-sik Ju ,  Jungha Chae ,  Sungwoo Hong

IPC: C08G73/14 ,  C08J7/04 ,  G02B1/04 ,  G02B1/12 ,  G02B1/14

CPC classification number: C08J7/047 ,  C08G73/14 ,  C08J2369/00 ,  C08J2379/08 ,  C08J2400/21 ,  C08J2433/06 ,  C08J2463/00 ,  C08J2467/04 ,  C08J2475/04 ,  C08J2483/04 ,  G02B1/04 ,  G02B1/14

Abstract: A window for a display device including a plastic substrate having yield strain of greater than or equal to about 0.8% at about 85 degrees Celsius and 85% relative humidity and a hard coating layer disposed on at least one side of the plastic substrate.

公开(公告)号：US20240231228A1

公开(公告)日：2024-07-11

申请号：US18326617

申请日：2023-05-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Haengdeog Koh ,  Cheol Kang ,  Yoonhyun Kwak ,  Minsang Kim ,  Sunyoung Lee ,  Changheon Lee ,  Kyuhyun Im ,  Jungha Chae ,  Sunghyun Han

IPC: G03F7/038 ,  C08F12/30 ,  G03F7/004

CPC classification number: G03F7/0382 ,  C08F12/30 ,  G03F7/0045

Abstract: Provided are a resist composition and a method of forming a pattern using the same, the resist composition including an organometallic compound represented by Formula 1 below, and a polymer including a repeating unit represented by Formula 2 below:




wherein, in Formulas 1 and 2, M11, R11, R12, n, A21, L21 to L23, a21 to a23, R21 to R24, b22, p, and X21 are as described in the specification.

公开(公告)号：US20240231223A1

公开(公告)日：2024-07-11

申请号：US18326632

申请日：2023-05-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Haengdeog Koh ,  Yoonhyun Kwak ,  Mijeong Kim ,  Minsang Kim ,  Sunyoung Lee ,  Changheon Lee ,  Kyuhyun Im ,  Jungha Chae ,  Sunghyun Han

IPC: G03F7/004 ,  C07F7/22

CPC classification number: G03F7/0042 ,  C07F7/2208

Abstract: Provided are a resist composition and a method of forming a pattern by using the same, the resist composition including: an organometallic compound represented by Formula 1; and a polymer including a repeating unit containing a radical generating group, a repeating unit containing a radical accepting group, or any combination thereof.


Sn(R11)n(OR12)(4-n)   Formula 1

Descriptions of R11, R12 and n in Formula 1 are provided in the specification.

公开(公告)号：US11525040B2

公开(公告)日：2022-12-13

申请号：US17164672

申请日：2021-02-01

Applicant: Samsung Electronics Co., Ltd.

Inventor： Byungha Park ,  Woncheol Jung ,  Hyeyoung Kong ,  Inki Kim ,  Hana Kim ,  Dmitry Androsov ,  Kyeongsik Ju ,  Jungha Chae ,  Fedosya Kalinina

IPC: C08G77/24 ,  C07F7/18 ,  C09D183/08

Abstract: Disclosed are a composition comprising a silane compound having a fluorine-containing (poly)ether group represented by Formula 1, a film formed from the composition, a display device including the film, and an article including a coating product of the composition: Rf-(L1)p1(L)a-C(═O)NR-(L2)p2-Si(R1)(R2)(R3)   Formula 1 wherein in Formula 1, R is -(L3)p3-Si(R4)(R5)(R6), L is —CH2— or —CH2—O—CH2—, Rf is a fluorine-containing (poly)ether group, and L1 to L3, p1 to p3, and R1 to R6 are the same as defined in the detailed description.

公开(公告)号：US10745521B2

公开(公告)日：2020-08-18

申请号：US15816079

申请日：2017-11-17

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

Inventor： Jungha Chae ,  Chanjae Ahn ,  Kyeong-sik Ju

IPC: C08G73/14 ,  C08J5/18

Abstract: A polyimide film having tensile modulus of greater than or equal to about 5 gigapascals, and yellowness index of less than 2.5, when measured at a thickness of the film between 50 micrometers to 100 micrometers, wherein the polyimide film is a reaction product of a combination including an aromatic dianhydride and an aromatic diamine, wherein the aromatic dianhydride includes 4,4′-oxydiphthalic anhydride.

公开(公告)号：US12098248B2

公开(公告)日：2024-09-24

申请号：US16676879

申请日：2019-11-07

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

Inventor： Jungha Chae ,  Kyeong-sik Ju

IPC: C08G73/14 ,  C08G73/10 ,  G02F1/1333 ,  H10K77/10

CPC classification number: C08G73/14 ,  C08G73/1028 ,  G02F1/133305 ,  H10K77/111

Abstract: A poly(amide-imide) copolymer that is a reaction product of a diamine represented by Chemical Formula 1, a diamine represented by Chemical Formula 2, a dicarbonyl compound represented by Chemical Formula 3, and a tetracarboxylic acid dianhydride represented by Chemical Formula 4, a composition for preparing the poly(amide-imide copolymer, and an article including the copolymer, e.g., a film are provided:






wherein, in Chemical Formulae 1 to 4, Ra, L1, L2, n1, A, R3, X, R10, R12, R13, n7 and n8 are the same as defined in the specification.

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

IPC: B32B27/08 ,  B32B27/28

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.