公开(公告)号：US20220344621A1

公开(公告)日：2022-10-27

申请号：US17862313

申请日：2022-07-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jeongho LEE ,  Minju KIM ,  Wonho KIM ,  Keunsoo LEE ,  Kyungchan CHAE

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/00

Abstract: A display panel includes: a substrate comprising a first area, a second area, and a third area between the first area and the second area; a stack structure in the second area and comprising a pixel electrode, an opposite electrode, and an intermediate layer between the pixel electrode and the opposite electrode; a groove in the third area and separating at least one organic material layer included in the intermediate layer; and at least one metal layer in the third area and comprising a first opening overlapping the groove, wherein the groove is defined in a multi-layered film including an organic layer and an inorganic layer on the organic layer, and the at least one metal layer is between the substrate and the multi-layered film.

公开(公告)号：US20240276759A1

公开(公告)日：2024-08-15

申请号：US18628629

申请日：2024-04-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jeongho LEE ,  Minju KIM ,  Wonho KIM ,  Keunsoo LEE ,  Kyungchan CHAE

IPC: H10K50/844 ,  H10K59/124 ,  H10K77/10

CPC classification number: H10K50/844 ,  H10K59/124 ,  H10K77/10

Abstract: A display panel includes: a substrate comprising a first area, a second area, and a third area between the first area and the second area; a stack structure in the second area and comprising a pixel electrode, an opposite electrode, and an intermediate layer between the pixel electrode and the opposite electrode; a groove in the third area and separating at least one organic material layer included in the intermediate layer; and at least one metal layer in the third area and comprising a first opening overlapping the groove, wherein the groove is defined in a multi-layered film including an organic layer and an inorganic layer on the organic layer, and the at least one metal layer is between the substrate and the multi-layered film.

公开(公告)号：US20200303677A1

公开(公告)日：2020-09-24

申请号：US16738809

申请日：2020-01-09

Applicant: Samsung Display Co., Ltd.

Inventor： Jeongho LEE ,  Minju KIM ,  Wonho KIM ,  Keunsoo LEE ,  Kyungchan CHAE

IPC: H01L51/52 ,  H01L51/00 ,  H01L27/32

Abstract: A display panel includes: a substrate comprising a first area, a second area, and a third area between the first area and the second area; a stack structure in the second area and comprising a pixel electrode, an opposite electrode, and an intermediate layer between the pixel electrode and the opposite electrode; a groove in the third area and separating at least one organic material layer included in the intermediate layer; and at least one metal layer in the third area and comprising a first opening overlapping the groove, wherein the groove is defined in a multi-layered film including an organic layer and an inorganic layer on the organic layer, and the at least one metal layer is between the substrate and the multi-layered film.

公开(公告)号：US20200176710A1

公开(公告)日：2020-06-04

申请号：US16601487

申请日：2019-10-14

Applicant: Samsung Display Co., Ltd.

Inventor： Hirotsugu KISHIMOTO ,  Minju KIM ,  Munhwa SONG ,  Dongmyung SHIN ,  Yonghyuck LEE ,  Hyunju LEE

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/56 ,  H01L51/00

Abstract: A display device and a method of manufacturing the display device that is capable of easily bending the display device, simplifying manufacturing processes, and reducing manufacturing costs are provided. The display device includes a substrate including a bending area; a display element disposed on an upper surface of the substrate; and a protective layer disposed on a lower surface of the substrate. A portion of the protective layer that is disposed in the bending area has a material stiffness lower than a material stiffness of another portion of the protective layer.

公开(公告)号：US20200058900A1

公开(公告)日：2020-02-20

申请号：US16478836

申请日：2018-01-18

Applicant: Samsung Display Co., Ltd.

Inventor： Youngseo CHOI ,  Minju KIM ,  Sangshin KIM ,  Jinhyuk KIM ,  Youngdon PARK ,  Youngbin BAEK ,  Sangwoo LEE

IPC: H01L51/52 ,  B32B7/12 ,  B32B27/36 ,  B32B27/08 ,  B32B37/02 ,  B32B37/12 ,  B32B37/18 ,  B32B38/10 ,  B32B7/06 ,  C09J9/00 ,  C09J11/06 ,  C09J133/08 ,  H01L51/00

Abstract: A bottom protection film for an OLED panel is provided. More particularly, a bottom protection film for an OLED panel, which has excellent alignment process workability and excellent adhesion to an OLED panel, and is capable of preventing static electricity through an antistatic treatment and preventing an electrical short circuit at the same time, and an organic light-emitting display device including the bottom protection film are provided.