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

IPC: C08G73/14 ,  G02B1/14 ,  C08J5/18 ,  C08G73/10

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.

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

IPC: B32B27/08 ,  B32B27/34 ,  B32B27/28 ,  B32B7/023 ,  C08J5/18

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.

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：US12019352B2

公开(公告)日：2024-06-25

申请号：US17024960

申请日：2020-09-18

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Min Sang Kim ,  Yoon Seok Ko ,  Boreum Jeong ,  Sang Soo Jee

IPC: C08F220/14 ,  C08G77/14 ,  C08G77/26 ,  C08K5/23 ,  C08L33/10 ,  G02F1/1516 ,  G02F1/361 ,  C08L43/04

CPC classification number: G02F1/3619 ,  C08F220/14 ,  C08G77/14 ,  C08G77/26 ,  C08K5/23 ,  C08L33/10 ,  G02F1/15165 ,  G02F1/3612 ,  C08L43/04 ,  G02F2202/022 ,  G02F2202/38

Abstract: A composition for preparing a nonlinear optic material including an organic chromophore that is polarized by an electric field, a precursor that can form an inorganic material polymer by a sol-gel reaction, and a compatibilizer that can bind to both the organic chromophore and the inorganic material polymer, wherein the organic chromophore includes a functional group at a terminal end that can bind to both the inorganic material polymer and the compatibilizer, a nonlinear optic material prepared from the composition, a method of preparing the nonlinear optic material, and an electro-optic device including the nonlinear optic material are disclosed.

公开(公告)号：US10656459B2

公开(公告)日：2020-05-19

申请号：US15435939

申请日：2017-02-17

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

Inventor： Deuk Kyu Moon ,  Yong Joo Lee ,  Boreum Jeong ,  Myungsup Jung

IPC: G02F1/1335 ,  H01L27/32 ,  G02B5/30 ,  G02B1/08

Abstract: A color polarizing film including a polymer and a dichroic dye having an absorption wavelength region of about 380 nm to about 780 nm, wherein the color polarizing film exhibits a maximum absorption wavelength (λmax) in a wavelength range of about 380 nm to about 780 nm is provided.

公开(公告)号：US10156670B2

公开(公告)日：2018-12-18

申请号：US14972615

申请日：2015-12-17

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

Inventor： Feifei Fang ,  Beom Seok Kim ,  Seong-Jun Yoon ,  Dong Yun Lee ,  Boreum Jeong ,  Myung Sup Jung ,  Won Suk Chang

IPC: G02B5/30 ,  G02B1/111 ,  G02B1/08 ,  G02B1/11 ,  G02F1/17 ,  G02F1/1335

Abstract: A polarizing film includes a high-temperature elongation film of a polyolefin and a dichroic dye, and the polyolefin has zero shear viscosity (η0) ranging from about 2600 Pa·s to about 17400 Pa·s at a temperature of about 210° C. (±3° C.).

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.

公开(公告)号：US10324333B2

公开(公告)日：2019-06-18

申请号：US15435908

申请日：2017-02-17

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

Inventor： Deuk Kyu Moon ,  Yong Joo Lee ,  Yoon-suk Kang ,  Junghoon Lee ,  Boreum Jeong ,  Jonghyun Ha ,  Myungsup Jung

IPC: G02F1/1335 ,  C08L23/12 ,  C08L23/16 ,  C09B31/02 ,  C09B31/28 ,  G02F1/13363 ,  H01L51/52 ,  C09B67/22

Abstract: A color polarizing film including a first layer including a first polymer and a first dichroic dye having an absorption wavelength region of about 380 nm to about 780 nm and a second layer including a second polymer and a second dichroic dye having an absorption wavelength region of about 380 nm to about 780 nm, wherein the second layer is disposed on the first layer, wherein a polarization axis of the first layer and a polarization axis of a second layer cross each other, and wherein the color polarizing film exhibits a maximum absorption wavelength (λmax) in a wavelength range of about 380 nm to about 780 nm.

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

IPC: B32B27/34 ,  B32B27/08 ,  B32B27/28 ,  C08G69/26 ,  C08G69/42 ,  C08J7/04 ,  C08J7/046 ,  G02B1/14

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

IPC: C08G73/14 ,  C08J5/18 ,  B29C41/00 ,  B29C41/46 ,  C08G73/10 ,  B29L7/00 ,  B29K79/00

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.