Display panel with high stability

  • US 10,886,356 B2
  • Filed: 04/25/2019
  • Issued: 01/05/2021
  • Est. Priority Date: 08/30/2018
  • Status: Active Grant
First Claim
Patent Images

1. A display panel having a display area, wherein the display panel comprises:

  • a base substrate;

    a first electrode contact portion disposed on the base substrate and surrounding the display area, the first electrode contact portion being separated from the display area by an isolation area; and

    a light emitting layer covering the display area and at least a portion of the isolation area, the light emitting layer extending at least partially to an inner edge of the first electrode contact portion or a surface of the first electrode contact portion away from the base substrate, the light emitting layer comprising;

    a light emitting layer body covering the display area and a portion of the isolation area, an edge of the light emitting layer body being in the isolation area; and

    at least one convex portion extending to the inner edge of the first electrode contact portion or the surface of the first electrode contact portion away from the base substrate, wherein a length of an edge of the light emitting layer body connected to the at least one convex portion is 50% of a length of an edge of the light emitting layer body, and a width of a portion of the light emitting layer covering the first electrode contact portion is uniform; and

    a first electrode disposed on the light emitting layer and a portion of the first electrode contact portion that is not covered by the light emitting layer.

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