US 11,991,895 B2
Display panel and manufacturing method therefor, and display device
Chengyuan Luo, Beijing (CN)
Assigned to BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
Appl. No. 17/286,835
Filed by BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
PCT Filed Jul. 8, 2020, PCT No. PCT/CN2020/100745
§ 371(c)(1), (2) Date Apr. 20, 2021,
PCT Pub. No. WO2021/008411, PCT Pub. Date Jan. 21, 2021.
Claims priority of application No. 201910635296.7 (CN), filed on Jul. 15, 2019.
Prior Publication US 2021/0343970 A1, Nov. 4, 2021
Int. Cl. H01L 51/52 (2006.01); H01L 51/56 (2006.01); H10K 50/842 (2023.01); H10K 71/00 (2023.01); H10K 102/00 (2023.01)
CPC H10K 50/8428 (2023.02) [H10K 50/8426 (2023.02); H10K 71/00 (2023.02); H10K 2102/311 (2023.02)] 18 Claims
OG exemplary drawing
 
1. A display panel, comprising:
a display substrate having a display area and a peripheral area around the display area;
a cover plate assembled with the display substrate;
a reinforcing layer disposed in the peripheral area and located between the display substrate and the cover plate, the reinforcing layer including a plurality of first corner guards, and the first corner guards being distributed around the display area at intervals;
a dam disposed in the peripheral area and located between the display substrate and the cover plate, the dam being of a closed loop structure around the display area, and the dam having a plurality of corners, and inner walls of the corners being matched with and in contact with outer walls of the first corner guards in one-to-one correspondence; and
a filling layer filled in a space enclosed by the display substrate, the cover plate, the first corner guards and the dam, the filling layer being in contact with inner walls of the first corner guards,
wherein the reinforcing layer further includes: a plurality of second corner guards, the second corner guards being distributed around the dam at intervals, and being arranged on outer sides of the corners in one-to-one correspondence.