公开(公告)号：US11204520B2

公开(公告)日：2021-12-21

申请号：US16756426

申请日：2018-10-10

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Sang Hum Lee ,  Kenji Hamada ,  Jin Sook Kim ,  Jung Hun You ,  Jin Hee Choi

IPC: G02F1/1335 ,  G02F1/13363

Abstract: Provided is a polarizing plate for a light-emitting diode and a light-emitting display device including the same, the polarizing plate comprising a polarizing film and a liquid crystal retardation film, wherein the liquid crystal retardation film comprises a laminate made of: a second retardation film having a discotic liquid crystal of which an in-plane retardation Re, in a wavelength of 550 nm, is approximately 220 nm to approximately 280 nm and a biaxial degree (NZ) is approximately 0 to approximately 0.3; and a first retardation film having a nematic liquid crystal of which an in-plane retardation Re, in a wavelength of 550 nm, is approximately 100 nm to approximately 150 nm and a biaxial degree (NZ) is approximately 0.3 to approximately 0.7.

公开(公告)号：US12096688B2

公开(公告)日：2024-09-17

申请号：US17363540

申请日：2021-06-30

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Dong Min Kang ,  Jiyun Kwon ,  Byungku Kim ,  Junmo Park ,  Eunjeong Choi ,  Jin Sook Kim ,  Sangil Lee ,  Kipo Jang ,  Sung-Hyun Jung ,  Ho Kuk Jung ,  Youngkyoung Jo

IPC: H01L51/50 ,  C07D307/77 ,  C07D307/91 ,  C07D405/04 ,  C07D405/12 ,  C07D405/14 ,  C09K11/02 ,  H10K85/60 ,  H10K50/11 ,  H10K101/00 ,  H10K101/10

CPC classification number: H10K85/6574 ,  C07D307/77 ,  C07D307/91 ,  C07D405/04 ,  C07D405/12 ,  C07D405/14 ,  C09K11/02 ,  H10K85/615 ,  H10K85/633 ,  H10K85/636 ,  H10K85/654 ,  H10K50/11 ,  H10K85/6572 ,  H10K2101/10 ,  H10K2101/90

Abstract: A composition for an organic optoelectronic device, an organic optoelectronic device including the same, and a display device, the composition including a first compound represented by Chemical Formula 1, and a second compound represented by a combination of Chemical Formula 2 and Chemical Formula 3:

公开(公告)号：US11809044B2

公开(公告)日：2023-11-07

申请号：US16756438

申请日：2018-09-11

Applicant: SAMSUNG SDI CO., LTD.

Inventor： Jin Hee Choi ,  Jin Sook Kim ,  Jung Hun You ,  Sun Hong Park ,  Sang Hum Lee

IPC: G02F1/13363 ,  G02F1/1337 ,  G02F1/1335

CPC classification number: G02F1/13363 ,  G02F1/1337 ,  G02F1/133528 ,  B32B2457/20 ,  B32B2457/202 ,  C09K2323/03 ,  C09K2323/031 ,  C09K2323/035 ,  G02F1/133742 ,  G02F2201/086 ,  G02F2202/40

Abstract: A liquid crystal retardation film, a polarizing plate for light emitting displays including the same, and a light emitting display including the same are provided. The liquid crystal retardation film includes: a first retardation layer having no alignment layer, a UV absorbent primer layer, and a second retardation layer sequentially formed in the stated order, wherein each of the first retardation layer and the second retardation layer may be a liquid crystal layer.

公开(公告)号：US10317596B2

公开(公告)日：2019-06-11

申请号：US14901417

申请日：2014-02-27

Applicant: SAMSUNG SDI CO., LTD

Inventor： Jin Sook Kim ,  Do Won Kim ,  Jong Hoon Kim ,  Jik Soo Shin

IPC: G02B1/14 ,  G02B5/30 ,  B29D11/00 ,  H01L51/52 ,  B29K29/00 ,  B29C55/02

Abstract: The present invention relates to a polyene polarizer having an order parameter (S) of about 0.9-1 inclusive and a transmittance of about 43-100% inclusive, a method for manufacturing a polyene polarizer, which can stably produce a thin polyene polarizer having a high transmittance, a high degree of polarization and a high order parameter (S) value, and a polarizing plate and an optical display device each comprising the polyene polarizer.