DISPLAY DEVICE AND MANUFACTURING METHOD THEREFOR

    公开(公告)号:EP4444059A1

    公开(公告)日:2024-10-09

    申请号:EP22901724.9

    申请日:2022-11-29

    摘要: Provided are a display apparatus capable of promoting a positive aging effect of a quantum-dot light emitting diode and a method of manufacturing the display apparatus. The display apparatus includes: a substrate in which a display area and a peripheral area surrounding at least a portion of the display area are defined; a first display element arranged on the display area and including a first emission layer including a plurality of first quantum dots and emitting light of a first color; and a pixel definition layer arranged on the substrate and including a first opening defining a first emission area of the first display element, a first trench spaced apart from the first opening in a first direction and extending in a second direction intersecting with the first direction, and a first groove connecting the first opening to the first trench.

    LIGHT EMITTING ELEMENT INK AND METHOD OF MANUFACTURING DISPLAY DEVICE

    公开(公告)号:EP3901228A1

    公开(公告)日:2021-10-27

    申请号:EP21169292.6

    申请日:2021-04-20

    摘要: A light emitting element ink and a method of manufacturing a display device are provided. The light emitting element ink includes a light emitting element solvent, a light emitting element dispersed in the light emitting element solvent, the light emitting element including a plurality of semiconductor layers and an insulating film surrounding outer surfaces of the semiconductor layers, a thickener dispersed in the light emitting element solvent, wherein a compound of the thickener includes a functional group capable of forming a hydrogen bond together with a compound of the light emitting element solvent or another compound of the thickener and the compound of the thickener is represented by Chemical Formula 1.