US6522067B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Environmental barrier material for organic light emitting device and method of making
Assignee: Samsung Display Co Ltd
•
Filing: 1999-10-25
•
Granted: 2003-02-18
•
Expires: 2019-10-25
Abstract
Abstract An encapsulated organic light emitting device. The device includes a first barrier stack comprising at least one first barrier layer and at least one first polymer layer. There is an organic light emitting layer stack adjacent to the first barrier stack. A second barrier stack is adjacent to the organic light emitting layer stack. The second barrier stack has at least one second barrier layer and at least one second polymer layer. A method of making the encapsulated organic light emitting device is also provided.
Inventors
- 👤 Gordon L. Graff
- 👤 Mark E. Gross
- 👤 John D. Affinito
- 👤 Ming-Kun Shi
- 👤 Michael Hall
- 👤 Eric Mast
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:13
CPC Classifications
H; H10; H10K; H10K50/00; H10K50/80; H10K50/84; H10K50/844; H10K50/8445; H05; H05B; H05B33/00; H05B33/02; H05B33/04; H10K2102/00; H10K2102/301; H10K2102/311; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 62
Claim 1
Independent Claim
84 words
An encapsulated organic light emitting device comprising: a first barrier stack comprising at least one first barrier layer and at least one first polymer layer wherein at least one of the at least one first polymer layers comprises an acrylate-containing polymer; an organic light emitting layer stack adjacent to the first barrier stack; and a second barrier stack comprising at least one second barrier layer and at least one second polymer layer, the second barrier stack adjacent to the organic light emitting layer stack.
Claim 2
Dependent Claim
84 words
An encapsulated organic light emitting device comprising: a first barrier stack comprising at least one first barrier layer and at least one first polymer layer wherein at least one of the at least one first polymer layers comprises an acrylate-containing polymer; an organic light emitting layer stack adjacent to the first barrier stack; and a second barrier stack comprising at least one second barrier layer and at least one second polymer layer, the second barrier stack adjacent to the organic light emitting layer stack.
Claim 3
Dependent Claim
30 words
The encapsulated organic light emitting device of claim 1 further comprising a substrate adjacent to the first barrier stack on a side opposite to the organic light emitting layer stack.
Claim 4
Dependent Claim
46 words
The encapsulated organic light emitting device of claim 2 further comprising at least one first intermediate barrier stack located between the substrate and the first barrier stack, the first intermediate barrier stack comprising at least one third polymer layer and at least one third barrier layer.
Claim 5
Dependent Claim
17 words
The encapsulated organic light emitting device of claim 2 wherein the substrate comprises a flexible substrate material.
Claim 6
Dependent Claim
24 words
The encapsulated organic light emitting device of claim 4 wherein the flexible substrate material is selected from polymers, metals, paper, fabric, and combinations thereof.
Claim 7
Dependent Claim
17 words
The encapsulated organic light emitting device of claim 2 wherein the substrate comprises a rigid substrate material.
Claim 8
Dependent Claim
21 words
The encapsulated organic light emitting device of claim 6 wherein the rigid substrate material is selected from glass, metal, and silicon.
Claim 9
Dependent Claim
25 words
The encapsulated organic light emitting device of claim 3 wherein at least one of the at least one third polymer layers comprises an acrylate-containing polymer.
Claim 10
Dependent Claim
53 words
The encapsulated organic light emitting device of claim 1 further comprising at least one second intermediate barrier stack located between the organic light emitting layer stack and either the first or second barrier stacks, the second intermediate barrier stack comprising at least one fourth polymer layer and at least one fourth barrier layer.
Claim 11
Dependent Claim
25 words
The encapsulated organic light emitting device of claim 9 wherein at least one of the at least one fourth polymer layers comprises an acrylate-containing polymer.
Claim 12
Dependent Claim
20 words
The encapsulated organic light emitting device of claim 1 wherein the at least one first barrier layer is substantially transparent.
Claim 13
Dependent Claim
20 words
The encapsulated organic light emitting device of claim 1 wherein the at least one second barrier layer is substantially transparent.
Claim 14
Dependent Claim
39 words
The encapsulated organic light emitting device of claim 1 wherein at least one of the at least one first and second barrier layers comprise a material selected from metal oxides, metal nitrides, metal carbides, metal oxynitrides, and combinations thereof.
Claim 15
Dependent Claim
29 words
The encapsulated organic light emitting device of claim 13 wherein the metal oxides are selected from silica, alumina, titania, indium oxide, tin oxide, indium tin oxide, and combinations thereof.
Claim 16
Dependent Claim
23 words
The encapsulated organic light emitting device of claim 13 wherein the metal nitrides are selected from aluminum nitride, silicon nitride, and combinations thereof.
Claim 17
Dependent Claim
20 words
The encapsulated organic light emitting device of claim 1 wherein the at least one first barrier layer is substantially opaque.
Claim 18
Dependent Claim
20 words
The encapsulated organic light emitting device of claim 1 wherein the at least one second barrier layer is substantially opaque.
Claim 19
Dependent Claim
33 words
The encapsulated organic light emitting device of claim 1 wherein at least one of the at least one first and second barrier layers is selected from opaque metals, opaque polymers, and opaque ceramics.
Claim 20
Dependent Claim
25 words
The encapsulated organic light emitting device of claim 1 wherein at least one of the at least one second polymer layers comprises an acrylate-containing polymer.
Claim 21
Dependent Claim
27 words
The encapsulated organic light emitting device of claim 1 wherein the organic light emitting layer stack comprises a first electrode, an electroluminescent layer, and a second electrode.
Claim 22
Dependent Claim
23 words
The encapsulated organic light emitting device of claim 20 wherein the electroluminescent layer comprises a hole transporting layer, and an electron transporting layer.
Claim 23
Dependent Claim
153 words
An encapsulated organic light emitting device comprising: a first intermediate barrier stack comprising at least one polymer layer and at least one barrier layer; a first barrier stack comprising at least one first barrier layer and at least one first polymer layer adjacent to the first intermediate barrier stack; an organic light emitting layer stack adjacent to the first barrier stack; a second intermediate barrier stack comprising at least one polymer layer and at least one barrier layer, the second intermediate barrier stack adjacent to the organic light emitting layer stack; and a second barrier stack comprising at least one second barrier layer and at least one second polymer layer, the second barrier stack adjacent to the second intermediate barrier stack wherein at least one of the polymer layers in the first intermediate barrier stack, the first barrier stack, the second intermediate barrier stack, or the second barrier stack comprises an acrylate-containing polymer.
Claim 24
Dependent Claim
153 words
An encapsulated organic light emitting device comprising: a first intermediate barrier stack comprising at least one polymer layer and at least one barrier layer; a first barrier stack comprising at least one first barrier layer and at least one first polymer layer adjacent to the first intermediate barrier stack; an organic light emitting layer stack adjacent to the first barrier stack; a second intermediate barrier stack comprising at least one polymer layer and at least one barrier layer, the second intermediate barrier stack adjacent to the organic light emitting layer stack; and a second barrier stack comprising at least one second barrier layer and at least one second polymer layer, the second barrier stack adjacent to the second intermediate barrier stack wherein at least one of the polymer layers in the first intermediate barrier stack, the first barrier stack, the second intermediate barrier stack, or the second barrier stack comprises an acrylate-containing polymer.
Claim 25
Dependent Claim
29 words
The encapsulated organic light emitting device of claim 22 further comprising a substrate adjacent to the first intermediate barrier stack on a side opposite to the first barrier stack.
Claim 26
Dependent Claim
60 words
An encapsulated organic light emitting device comprising: a substrate; an organic light emitting layer stack adjacent to the substrate; a barrier stack comprising at least one barrier layer and at least one polymer layer, the barrier stack adjacent to the organic light emitting layer stack wherein at least one of the at least one polymer layers comprises an acrylate-containing polymer.
Claim 27
Dependent Claim
60 words
An encapsulated organic light emitting device comprising: a substrate; an organic light emitting layer stack adjacent to the substrate; a barrier stack comprising at least one barrier layer and at least one polymer layer, the barrier stack adjacent to the organic light emitting layer stack wherein at least one of the at least one polymer layers comprises an acrylate-containing polymer.
Claim 28
Dependent Claim
43 words
The encapsulated organic light emitting device of claim 24 further comprising an intermediate barrier stack located between the organic light emitting layer stack and the barrier stack, the intermediate barrier stack comprising at least one polymer layer and at least one barrier layer.
Claim 29
Dependent Claim
19 words
The encapsulated organic light emitting device of claim 24 wherein the at least one barrier stack is substantially transparent.
Claim 30
Dependent Claim
32 words
The encapsulated organic light emitting device of claim 24 wherein the at least one barrier layer comprises a material selected from metal oxides, metal nitrides, metal carbides, metal oxynitrides, and combinations thereof.
Claim 31
Dependent Claim
29 words
The encapsulated organic light emitting device of claim 27 wherein the metal oxides are selected from silica, alumina, titania, indium oxide, tin oxide, indium tin oxide, and combinations thereof.
Claim 32
Dependent Claim
23 words
The encapsulated organic light emitting device of claim 27 wherein the metal nitrides are selected from aluminum nitride, silicon nitride, and combinations thereof.
Claim 33
Dependent Claim
19 words
The encapsulated organic light emitting device of claim 24 wherein the at least one barrier layer is substantially opaque.
Claim 34
Dependent Claim
26 words
The encapsulated organic light emitting device of claim 24 wherein the at least one barrier layer is selected from opaque metals, opaque polymers, and opaque ceramics.
Claim 35
Dependent Claim
17 words
The encapsulated organic light emitting device of claim 24 wherein the substrate comprises a rigid substrate material.
Claim 36
Dependent Claim
21 words
The encapsulated organic light emitting device of claim 32 wherein the rigid substrate material is selected from glass, metal, and silicon.
Claim 37
Dependent Claim
17 words
The encapsulated organic light emitting device of claim 24 wherein the substrate comprises a flexible substrate material.
Claim 38
Dependent Claim
24 words
The encapsulated organic light emitting device of claim 34 wherein the flexible substrate material is selected from polymers, metals, paper, fabric, and combinations thereof.
Claim 39
Dependent Claim
84 words
An encapsulated organic light emitting device comprising: a first barrier stack comprising at least one first barrier layer and at least one first polymer layer; an organic light emitting layer stack adjacent to the first barrier stack; and a second barrier stack comprising at least one second barrier layer and at least one second polymer layer, the second barrier stack adjacent to the organic light emitting layer stack wherein at least one of the at least one second polymer layers comprises an acrylate-containing polymer.
Claim 40
Dependent Claim
84 words
An encapsulated organic light emitting device comprising: a first barrier stack comprising at least one first barrier layer and at least one first polymer layer; an organic light emitting layer stack adjacent to the first barrier stack; and a second barrier stack comprising at least one second barrier layer and at least one second polymer layer, the second barrier stack adjacent to the organic light emitting layer stack wherein at least one of the at least one second polymer layers comprises an acrylate-containing polymer.
Claim 41
Dependent Claim
30 words
The encapsulated organic light emitting device of claim 36 further comprising a substrate adjacent to the first barrier stack on a side opposite to the organic light emitting layer stack.
Claim 42
Dependent Claim
46 words
The encapsulated organic light emitting device of claim 37 further comprising at least one first intermediate barrier stack located between the substrate and the first barrier stack, the first intermediate barrier stack comprising at least one third polymer layer and at least one third barrier layer.
Claim 43
Dependent Claim
53 words
The encapsulated organic light emitting device of claim 36 further comprising at least one second intermediate barrier stack located between the organic light emitting layer stack and either the first or second barrier stacks, the second intermediate barrier stack comprising at least one fourth polymer layer and at least one fourth barrier layer.
Claim 44
Dependent Claim
20 words
The encapsulated organic light emitting device of claim 36 wherein the at least one first barrier layer is substantially transparent.
Claim 45
Dependent Claim
20 words
The encapsulated organic light emitting device of claim 36 wherein the at least one second barrier layer is substantially transparent.
Claim 46
Dependent Claim
39 words
The encapsulated organic light emitting device of claim 36 wherein at least one of the at least one first and second barrier layers comprise a material selected from metal oxides, metal nitrides, metal carbides, metal oxynitrides, and combinations thereof.
Claim 47
Dependent Claim
29 words
The encapsulated organic light emitting device of claim 42 wherein the metal oxides are selected from silica, alumina, titania, indium oxide, tin oxide, indium tin oxide, and combinations thereof.
Claim 48
Dependent Claim
23 words
The encapsulated organic light emitting device of claim 42 wherein the metal nitrides are selected from aluminum nitride, silicon nitride, and combinations thereof.
Claim 49
Dependent Claim
20 words
The encapsulated organic light emitting device of claim 36 wherein the at least one first barrier layer is substantially opaque.
Claim 50
Dependent Claim
20 words
The encapsulated organic light emitting device of claim 36 wherein the at least one second barrier layer is substantially opaque.
Claim 51
Dependent Claim
33 words
The encapsulated organic light emitting device of claim 36 wherein at least one of the at least one first and second barrier layers is selected from opaque metals, opaque polymers, and opaque ceramics.
Claim 52
Dependent Claim
17 words
The encapsulated organic light emitting device of claim 37 wherein the substrate comprises a flexible substrate material.
Claim 53
Dependent Claim
24 words
The encapsulated organic light emitting device of claim 48 wherein the flexible substrate material is selected from polymers, metals, paper, fabric, and combinations thereof.
Claim 54
Dependent Claim
17 words
The encapsulated organic light emitting device of claim 37 wherein the substrate comprises a rigid substrate material.
Claim 55
Dependent Claim
21 words
The encapsulated organic light emitting device of claim 50 wherein the rigid substrate material is selected from glass, metal, and silicon.
Claim 56
Dependent Claim
25 words
The encapsulated organic light emitting device of claim 36 wherein at least one of the at least one first polymer layers comprises an acrylate-containing polymer.
Claim 57
Dependent Claim
25 words
The encapsulated organic light emitting device of claim 38 wherein at least one of the at least one third polymer layers comprises an acrylate-containing polymer.
Claim 58
Dependent Claim
25 words
The encapsulated organic light emitting device of claim 39 wherein at least one of the at least one fourth polymer layers comprises an acrylate-containing polymer.
Claim 59
Dependent Claim
27 words
The encapsulated organic light emitting device of claim 36 wherein the organic light emitting layer stack comprises a first electrode, an electroluminescent layer, and a second electrode.
Claim 60
Dependent Claim
23 words
The encapsulated organic light emitting device of claim 55 wherein the electroluminescent layer comprises a hole transporting layer, and an electron transporting layer.
Claim 61
Dependent Claim
79 words
An encapsulated organic light emitting device comprising: a first barrier stack comprising at least one first barrier layer and at least one first polymer layer; an organic light emitting layer stack adjacent to the first barrier stack; and a second barrier stack comprising at least one second barrier layer and at least one second polymer layer, the second barrier stack adjacent to the organic light emitting layer stack wherein the at least one first barrier layer is substantially transparent.
Claim 62
Dependent Claim
79 words
An encapsulated organic light emitting device comprising: a first barrier stack comprising at least one first barrier layer and at least one first polymer layer; an organic light emitting layer stack adjacent to the first barrier stack; and a second barrier stack comprising at least one second barrier layer and at least one second polymer layer, the second barrier stack adjacent to the organic light emitting layer stack wherein the at least one first barrier layer is substantially transparent.
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