Encapsulation structure for an organic light emitting display device, an organic light emitting display device, and methods of manufacturing an organic light emitting display device
AssigneeSamsung Display Co., Ltd.
InventorsHun KIM, Ou-Hyen KIM
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Abstract
An encapsulation structure for an organic light emitting display device, an organic light emitting display device, and a method of manufacturing an organic light emitting display device are provided. The encapsulation structure includes a first porous layer, a first planarization layer, and a first barrier layer. The first porous layer above a substrate may have a curved top surface. The first planarization layer on the first porous layer may have a flat top surface. The first barrier layer on the first planarization layer may include a low melting point glass.
Claims21
An encapsulation structure for an organic light emitting display device, comprising:
- a first porous layer above a substrate, the first porous layer having a curved top surface;
- a first planarization layer on the first porous layer, the first planarization layer having a flat top surface;
- and
- a first barrier layer on the first planarization layer, the first barrier layer including a first low melting point glass.
An organic light emitting display device, comprising:
- an organic light emitting structure on a substrate;
- and
- an encapsulation structure capping the organic light emitting structure,
- wherein the encapsulation structure includes:
- a first porous layer on the organic light emitting structure, the first porous layer having a curved top surface;
- a first planarization layer on the first porous layer, the first planarization layer having a flat top surface;
- and
- a first barrier layer on the first planarization layer, the first barrier layer including a low melting point glass.
A method of manufacturing an organic light emitting display device, the method comprising:
- forming an organic light emitting structure on a substrate;
- forming a porous layer covering the organic light emitting structure;
- forming a planarization layer on the porous layer, the planarization layer having a flat top surface;
- and
- forming a barrier layer on the planarization layer using a low melting point glass.
Dependencies are inferred from the claim text.