US 12,336,377 B2
Display device including a sealing structure
Joohwan Shin, Goyang-si (KR); Dohyung Kim, Goyang-si (KR); Minjoo Kang, Seoul (KR); Jinho Kim, Paju-si (KR); Heechul Lim, Paju-si (KR); Eunjin Kim, Gunpo-si (KR); Kitaek Cho, Seoul (KR); Hongdae Shin, Paju-si (KR); Sinwoo Lee, Seoul (KR); Minho Oh, Seoul (KR); Jaeho Choi, Gyeongju-si (KR); and Kyounghoon Kim, Paju-si (KR)
Assigned to LG DISPLAY CO., LTD., Seoul (KR)
Filed by LG DISPLAY CO., LTD., Seoul (KR)
Filed on Oct. 26, 2021, as Appl. No. 17/511,287.
Claims priority of application No. 10-2020-0140258 (KR), filed on Oct. 27, 2020; and application No. 10-2021-0123246 (KR), filed on Sep. 15, 2021.
Prior Publication US 2022/0131107 A1, Apr. 28, 2022
Int. Cl. H10K 50/844 (2023.01); H10K 59/131 (2023.01); H10K 71/00 (2023.01); H10K 59/12 (2023.01)
CPC H10K 50/844 (2023.02) [H10K 59/131 (2023.02); H10K 71/00 (2023.02); H10K 59/1201 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A display device comprising:
an array substrate having a base substrate including a display area and a non-display area disposed adjacent to the display area, and a light-emitting array, the light-emitting array including a plurality of light-emissive elements respectively corresponding to a plurality of pixel areas in the display area, wherein the light-emitting array further includes a first side facing toward the base substrate and a second side opposite to the first side;
a plate-shaped reinforcing substrate disposed in a direction of the second side of the light-emitting array; and
a sealing structure disposed on the array substrate to seal the light-emitting array, and configured to fix the plate-shaped reinforcing substrate to the array substrate,
wherein the sealing structure includes:
a first adhesive layer surrounding the second side and both edge sides of the light-emitting array;
a second adhesive layer facing toward the reinforcing substrate; and
a barrier layer disposed between the first and second adhesive layers, and
wherein the barrier layer is made of a metal material, and the metal material includes a metal material selected from Al, Cu, Sn, Ag, Fe, Zn, or an alloy thereof.