Patent ID: 11864414
Assignee: JAPAN DISPLAY INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  G | IPC H

Claim 0:
1. Display device comprising:
a substrate having a display region and a peripheral region surrounding the display region;
a transistor over the display region;
a leveling film over the display region, the leveling film covering the transistor;
a light-emitting element over the leveling film, the light-emitting element including a pixel electrode electrically connected to the transistor;
a partition wall covering an edge portion of the pixel electrode; and
at least one dam over the peripheral region, the at least one dam being spaced away from the leveling film and surrounding the display region, wherein
the at least one dam comprises:
a base including a material included in at least one of the leveling film and the partition wall; and
a stopper over and in contact with the base, the stopper including an inorganic material,

a part of an upper surface of the base of the at least one dam is exposed from the stopper, and
the base comprises:
a first layer including a first organic compound included in the leveling film; and
a second layer over the first layer and in contact with the first layer and the stopper, the second layer including a second organic compound included in the partition wall.