US5331182A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organic light emitting device and preparation and use thereof
Assignee: Panasonic Holdings Corp
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Filing: 1991-08-08
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Granted: 1994-07-19
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Expires: 2011-08-08
Abstract
Abstract An organic light-emitting device having a light-emitting layer contains the polymer comprising a repeating unit of the formula: --Z--(X--Y).sub.n -- (I) wherein n is at least 2; X is O, S, Se or Te; Y is an aromatic or substituted aromatic group; Z is a group containing an imide circle and also having the carrier transport layer and/or the light receiving layer contain the polymer comprising a repeating unit of the following formula: --(X--Y).sub.n -- (II) wherein n is at least 2; X is O, S, Se or Te; Y is an aromatic or substituted aromatic group, which is used for a display or a light spatial modulator or an optical neural network system.
Inventors
- 👤 Akio Takimoto
- 👤 Michio Okajima
- 👤 Masaaki Suzuki
- 👤 Hisahito Ogawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:43
CPC Classifications
H; H05; H05B; H05B33/00; H05B33/12; H05B33/14; B; B82; B82Y; B82Y10/00; C; C09; C09K; C09K11/00; C09K11/06; G; G11; G11C; G11C13/00; G11C13/0002; G11C13/0009; G11C13/0014; G11C13/0016; H10; H10K; H10K50/00; H10K50/10; H10K50/11; H10K85/00; H10K85/10; H10K85/111; H10K85/113; H10K85/151; G11C13/04; H10K85/60; H10K85/615; H10K85/621
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
65 words
An organic light-emitting device having a light-emitting layer between a pair of electrodes mounted on a base plate, in which the light-emitting layer contains a polymer comprising a repeating unit of the formula: --Z--(X--Y).sub.n -- (I) wherein n is at least 2; X is O, S, Se or Te; Y is an aromatic or substituted aromatic group; Z is a group containing an imide ring.
Claim 2
Dependent Claim
65 words
An organic light-emitting device having a light-emitting layer between a pair of electrodes mounted on a base plate, in which the light-emitting layer contains a polymer comprising a repeating unit of the formula: --Z--(X--Y).sub.n -- (I) wherein n is at least 2; X is O, S, Se or Te; Y is an aromatic or substituted aromatic group; Z is a group containing an imide ring.
Claim 3
Dependent Claim
72 words
An organic light-emitting device having a carrier transport layer and a light-emitting layer between an upper electrode and a lower electrode mounted on a base plate, wherein the light-emitting layer contains a polymer comprising a repeating unit of the formula: --Z--(X--Y).sub.n -- (I) wherein n is at least 2; X is O, S, Se or Te; Y is an aromatic or substituted aromatic group; Z is a group containing an imide ring.
Claim 4
Dependent Claim
72 words
An organic light-emitting device having a carrier transport layer and a light-emitting layer between an upper electrode and a lower electrode mounted on a base plate, wherein the light-emitting layer contains a polymer comprising a repeating unit of the formula: --Z--(X--Y).sub.n -- (I) wherein n is at least 2; X is O, S, Se or Te; Y is an aromatic or substituted aromatic group; Z is a group containing an imide ring.
Claim 5
Dependent Claim
51 words
The organic light-emitting device according to claim 2, wherein the carrier transport layer is a layer of a polymer comprising a repeating unit of the following formula: --(X--Y).sub.n -- (II) wherein n is at least 2; X is O, S, Se or Te; Y is an aromatic or substituted aromatic group.
Claim 6
Dependent Claim
90 words
A light-emitting device used for a light spatial modulator or a light neural network system, comprising a lower electrode on a base plate, a light-emitting layer, a carrier transport layer and a transparent electrode which are laminated in turn on the lower electrode, in which the light-emitting layer contains a polymer comprising a repeating unit of the formula: --Z--(X--Y).sub.n -- (I) wherein n is at least 2; X is O, S, Se or Te; Y is an aromatic or substituted aromatic group; Z is a group containing an imide ring.
Claim 7
Dependent Claim
90 words
A light-emitting device used for a light spatial modulator or a light neural network system, comprising a lower electrode on a base plate, a light-emitting layer, a carrier transport layer and a transparent electrode which are laminated in turn on the lower electrode, in which the light-emitting layer contains a polymer comprising a repeating unit of the formula: --Z--(X--Y).sub.n -- (I) wherein n is at least 2; X is O, S, Se or Te; Y is an aromatic or substituted aromatic group; Z is a group containing an imide ring.
Claim 8
Dependent Claim
66 words
The organic light-emitting device according to claim 4, wherein the carrier transport layer or the light receiving layer or both the carrier transport layer and light receiving layer are a layer of a polymer comprising a repeating unit of the following formula: --(X--Y).sub.n -- (II) wherein n is at least 2; X is O, S, Se or Te; Y is an aromatic or substituted aromatic group.
Claim 9
Dependent Claim
69 words
An organic light-emitting device having a carrier transport layer and a light-emitting layer between an upper electrode and a lower electrode mounted on a base plate, wherein the carrier transport layer is a layer of a polymer comprising a repeating unit of the following formula: --(X--Y).sub.n -- (II) wherein n is at least 2; X is O, S, Se or Te; Y is an aromatic or substituted aromatic group.
Claim 10
Dependent Claim
69 words
An organic light-emitting device having a carrier transport layer and a light-emitting layer between an upper electrode and a lower electrode mounted on a base plate, wherein the carrier transport layer is a layer of a polymer comprising a repeating unit of the following formula: --(X--Y).sub.n -- (II) wherein n is at least 2; X is O, S, Se or Te; Y is an aromatic or substituted aromatic group.
Claim 11
Dependent Claim
92 words
A light-emitting device used for a light spatial modulator or a light neural network system comprising a lower electrode on a base plate, a light-emitting layer, a carrier transport layer and a transparent electrode which are laminated in turn on the lower electrode, in which the carrier transport layer and/or the light receiving layer are a layer of a polymer comprising a repeating unit of the following formula: --(X--Y).sub.n -- (II) wherein n is at least 2; X is O, S, Se or Te; Y is an aromatic or substituted aromatic group.
Claim 12
Dependent Claim
92 words
A light-emitting device used for a light spatial modulator or a light neural network system comprising a lower electrode on a base plate, a light-emitting layer, a carrier transport layer and a transparent electrode which are laminated in turn on the lower electrode, in which the carrier transport layer and/or the light receiving layer are a layer of a polymer comprising a repeating unit of the following formula: --(X--Y).sub.n -- (II) wherein n is at least 2; X is O, S, Se or Te; Y is an aromatic or substituted aromatic group.
References Cited (Backward Citations)
EP0218422A2
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1997-07-18 | 1998-01-17 | 1998-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-07-18 | 2002-01-17 | 2002-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-07-18 | 2006-01-17 | 2006-07-19 | $7700.00 | Window Closed / Lapsed |