US6208075B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conductive fluorocarbon polymer and method of making same
Assignee: Global OLED Technology LLC
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Filing: 1998-11-05
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Granted: 2001-03-27
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Expires: 2018-11-05
Abstract
Abstract A fluorocarbon based conductive polymer and method of making such polymer are disclosed. The conductive polymer is advantageously used in electroluminescent devices.
Inventors
- 👤 Liang-Sun Hung
- 👤 Longru Zheng
- 👤 Joseph K. Madathil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:44
CPC Classifications
H; H10; H10K; H10K50/00; H10K50/10; H10K50/14; H10K50/15; B; B05; B05D; B05D1/00; B05D1/62; C; C08; C08F; C08F2/00; C08F2/46; C08F2/52; H01; H01B; H01B1/00; H01B1/06; H01B1/12; H10K50/11; H10K85/00; H10K85/60; H10K85/631; H10P; H10P14/00; H10P14/60; H10P14/68; H10P14/683; H10P14/687
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
53 words
An electroluminescent device, comprising: a) a substrate, b) a conductive anode formed over the substrate, and c) an organic light-emitting structure formed over the anode including a hole-transport layer formed of a fluorocarbon based conductive polymer prepared by plasma polymerization of a fluorocarbon gas; d) a cathode formed over the organic light-emitting structure.
Claim 2
Dependent Claim
53 words
An electroluminescent device, comprising: a) a substrate, b) a conductive anode formed over the substrate, and c) an organic light-emitting structure formed over the anode including a hole-transport layer formed of a fluorocarbon based conductive polymer prepared by plasma polymerization of a fluorocarbon gas; d) a cathode formed over the organic light-emitting structure.
Claim 3
Dependent Claim
15 words
The organic light-emitting device of claim 1 wherein the substrate is electrically insulative and light-transmissive.
Claim 4
Dependent Claim
22 words
The organic light-emitting device of claim 1 wherein the anode is a light-transmissive anode having a work function greater than 4 eV.
Claim 5
Dependent Claim
36 words
The organic light-emitting device of claim 1 wherein the organic light-emitting structure further includes: (i) an organic light-emitting layer formed over the hole- transporting layer; and (ii) an organic electron-transporting layer formed over the light-emitting layer.
Claim 6
Dependent Claim
29 words
The organic light-emitting device of claim 4 wherein the organic light-emitting layer is formed of a light-emitting host material selected from the group consisting of metal chelated oxinoid compounds.
Claim 7
Dependent Claim
29 words
The organic light-emitting device of claim 4 wherein the organic light-emitting layer further includes at least one dye capable of emitting light when dispersed in the light-emitting host material.
Claim 8
Dependent Claim
26 words
The organic light-emitting device of claim 4 wherein the electron-transporting layer is formed of a material selected from the group consisting of metal chelated oxinoid compounds.
Claim 9
Dependent Claim
21 words
The organic light-emitting device of claim 1 wherein the cathode material selected to have a work function less than 4.0 eV.
Claim 10
Dependent Claim
64 words
An electroluminescent device, comprising in order: a) a substrate; b) a conductive anode formed over the substrate; c) an organic light-emitting structure formed over the anode and a hole-transport layer formed of a fluorocarbon based conductive polymer prepared by plasma polymerization of a fluorocarbon gas and a buffer layer formed over the hole-transport layer; and d) a cathode formed over the organic light-emitting structure.
Claim 11
Dependent Claim
64 words
An electroluminescent device, comprising in order: a) a substrate; b) a conductive anode formed over the substrate; c) an organic light-emitting structure formed over the anode and a hole-transport layer formed of a fluorocarbon based conductive polymer prepared by plasma polymerization of a fluorocarbon gas and a buffer layer formed over the hole-transport layer; and d) a cathode formed over the organic light-emitting structure.
Claim 12
Dependent Claim
15 words
The organic light-emitting device of claim 9 wherein the substrate is electrically insulating and light-transmissive.
Claim 13
Dependent Claim
22 words
The organic light-emitting device of claim 9 wherein the anode is a light-transmissive anode having a work function greater than 4 eV.
Claim 14
Dependent Claim
35 words
The organic light-emitting device of claim 9 wherein the organic light-emitting structure further includes: (i) an organic light-emitting layer formed over the buffer layer; and (ii) an organic electron-transporting layer formed over the light-emitting layer.
Claim 15
Dependent Claim
29 words
The organic light-emitting device of claim 12 wherein the organic light-emitting layer is formed of a light-emitting host material selected from the group consisting of metal chelated oxinoid compounds.
Claim 16
Dependent Claim
29 words
Thc organic light-emitting device of claim 12 wherein the organic light-emitting layer further includes at least one dye adapted to emit light when dispersed in the light-emitting host material.
Claim 17
Dependent Claim
26 words
The organic light-emitting device of claim 12 wherein the electron-transporting layer is formed of a material selected from the group consisting of metal chelated oxinoid compounds.
Claim 18
Dependent Claim
22 words
The organic light-emitting device of claim 9 wherein the buffer material is selected from the group consisting of aromatic tertiary amine compounds.
Claim 19
Dependent Claim
20 words
The organic light-emitting device of claim 9 wherein the buffer layer has a thickness in a range of 1-10 nm.
Claim 20
Dependent Claim
21 words
The organic light-emitting device of claim 9 wherein the cathode material selected to have a work function less than 4.0 eV.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2004-03-26 | 2004-09-25 | 2005-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2008-03-26 | 2008-09-25 | 2009-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2012-03-26 | 2012-09-25 | 2013-03-27 | $7700.00 | Window Closed / Lapsed |