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US 9,960,385 B2Granted
Organic EL display device
AssigneeJapan Display Inc.
InventorAkinori Kamiya
Life of this patent
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Abstract
Due to insufficient moisture inside a panel it may take a long time for a screening. An organic EL display device includes a light emitting region including a lower electrode, an organic EL layer, and an upper electrode, a barrier film formed so as to cover the light emitting region, and a moisture retaining film which is formed on the barrier film and is moisture retentive.
Claims7
An organic EL display device comprising:
- a light emitting region including a lower electrode, an organic EL layer, and an upper electrode;
- a barrier film covering the light emitting region;
- a substrate including the light emitting region and the barrier film;
- a color filter substrate;
- a filler filling between the substrate and the color filter substrate;
- a sealing member which is formed around the filler and fixes the substrate and the color filter substrate;
- and
- a moisture retaining film which is formed on the barrier film and is moisture retentive;
- wherein
- the moisture retaining film extends between the filler and the barrier film, and extends between the sealing member and the barrier film,
- the moisture retaining film includes a first surface and a second surface, the first surface includes first and second convex portions that project to the barrier film, the first convex portion is formed under the filler, the second convex portion is formed under the sealing member, and
- the second surface is flat at positions where the first and second convex portions are provided respectively.
9 more elements
Dependencies are inferred from the claim text.