CPC H10K 59/124 (2023.02) [H10K 50/844 (2023.02); H10K 59/122 (2023.02); H10K 59/1213 (2023.02); H10K 59/1216 (2023.02)] | 23 Claims |
1. A display panel comprising:
a substrate comprising a first area, a second area, and a third area between the first area and the second area;
a first structure located in the second area and comprising a pixel electrode, an opposite electrode, an intermediate layer between the pixel electrode and the opposite electrode, and at least one organic material layer; and
a plurality of grooves located in the third area and separating the at least one organic material layer and the opposite electrode,
wherein a first groove of the plurality of grooves is provided in a multi-layered film comprising a lower layer and an upper layer,
wherein the upper layer comprises an inorganic material layer and tips protruding toward a center of the first groove, and
wherein an undercut structure is between each of the tips and the lower layer, and a width of the undercut structure is greater than a width of a hole or a recess in the lower layer.
|