KR100579342B1 - 전기발광 장치 - Google Patents
전기발광 장치 Download PDFInfo
- Publication number
- KR100579342B1 KR100579342B1 KR1020047002763A KR20047002763A KR100579342B1 KR 100579342 B1 KR100579342 B1 KR 100579342B1 KR 1020047002763 A KR1020047002763 A KR 1020047002763A KR 20047002763 A KR20047002763 A KR 20047002763A KR 100579342 B1 KR100579342 B1 KR 100579342B1
- Authority
- KR
- South Korea
- Prior art keywords
- cathode
- layer
- optical device
- electron transport
- barium
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 claims abstract description 28
- 229910052788 barium Inorganic materials 0.000 claims abstract description 16
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims abstract description 15
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 12
- 239000011593 sulfur Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 27
- 229910052782 aluminium Inorganic materials 0.000 claims description 24
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 24
- 239000011575 calcium Substances 0.000 claims description 22
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 21
- 229910052791 calcium Inorganic materials 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 18
- 230000003287 optical effect Effects 0.000 claims description 16
- OYLGJCQECKOTOL-UHFFFAOYSA-L barium fluoride Chemical compound [F-].[F-].[Ba+2] OYLGJCQECKOTOL-UHFFFAOYSA-L 0.000 claims description 11
- 229910001632 barium fluoride Inorganic materials 0.000 claims description 11
- 238000002347 injection Methods 0.000 claims description 11
- 239000007924 injection Substances 0.000 claims description 11
- 229920000642 polymer Polymers 0.000 claims description 7
- 229920001609 Poly(3,4-ethylenedioxythiophene) Polymers 0.000 claims description 5
- 125000000623 heterocyclic group Chemical group 0.000 claims description 5
- 229920001467 poly(styrenesulfonates) Polymers 0.000 claims description 5
- 229960002796 polystyrene sulfonate Drugs 0.000 claims description 5
- 239000011970 polystyrene sulfonate Substances 0.000 claims description 5
- 150000001553 barium compounds Chemical class 0.000 claims description 4
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 claims description 4
- FNQJDLTXOVEEFB-UHFFFAOYSA-N 1,2,3-benzothiadiazole Chemical compound C1=CC=C2SN=NC2=C1 FNQJDLTXOVEEFB-UHFFFAOYSA-N 0.000 claims description 3
- 229920000144 PEDOT:PSS Polymers 0.000 claims description 3
- 229920002098 polyfluorene Polymers 0.000 claims description 3
- 229930192474 thiophene Natural products 0.000 claims description 3
- 239000005964 Acibenzolar-S-methyl Substances 0.000 claims description 2
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 claims 2
- 239000010410 layer Substances 0.000 description 68
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 12
- -1 poly (p-phenylenevinylene) Polymers 0.000 description 8
- 239000011368 organic material Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 239000012044 organic layer Substances 0.000 description 6
- RXACYPFGPNTUNV-UHFFFAOYSA-N 9,9-dioctylfluorene Chemical compound C1=CC=C2C(CCCCCCCC)(CCCCCCCC)C3=CC=CC=C3C2=C1 RXACYPFGPNTUNV-UHFFFAOYSA-N 0.000 description 5
- 238000001704 evaporation Methods 0.000 description 5
- 230000008020 evaporation Effects 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 230000003993 interaction Effects 0.000 description 5
- 230000005855 radiation Effects 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 239000004020 conductor Substances 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 3
- 238000005401 electroluminescence Methods 0.000 description 3
- 229920000553 poly(phenylenevinylene) Polymers 0.000 description 3
- 239000002356 single layer Substances 0.000 description 3
- 150000003384 small molecules Chemical class 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000002800 charge carrier Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 230000002939 deleterious effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 2
- 150000002222 fluorine compounds Chemical class 0.000 description 2
- 230000005525 hole transport Effects 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229910001512 metal fluoride Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000013086 organic photovoltaic Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- 150000003577 thiophenes Chemical group 0.000 description 2
- 229920000265 Polyparaphenylene Polymers 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 238000007641 inkjet printing Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 description 1
- 229920000767 polyaniline Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 229920005604 random copolymer Polymers 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000005361 soda-lime glass Substances 0.000 description 1
- HUAUNKAZQWMVFY-UHFFFAOYSA-M sodium;oxocalcium;hydroxide Chemical compound [OH-].[Na+].[Ca]=O HUAUNKAZQWMVFY-UHFFFAOYSA-M 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- TVIVIEFSHFOWTE-UHFFFAOYSA-K tri(quinolin-8-yloxy)alumane Chemical compound [Al+3].C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1 TVIVIEFSHFOWTE-UHFFFAOYSA-K 0.000 description 1
- 125000005259 triarylamine group Chemical group 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
- H05B33/26—Light sources with substantially two-dimensional radiating surfaces characterised by the composition or arrangement of the conductive material used as an electrode
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
- H05B33/14—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material, or by the simultaneous addition of the electroluminescent material in or onto the light source
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/14—Carrier transporting layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/17—Carrier injection layers
- H10K50/171—Electron injection layers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/14—Macromolecular compounds
- C09K2211/1408—Carbocyclic compounds
- C09K2211/1416—Condensed systems
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/14—Macromolecular compounds
- C09K2211/1408—Carbocyclic compounds
- C09K2211/1433—Carbocyclic compounds bridged by heteroatoms, e.g. N, P, Si or B
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/14—Macromolecular compounds
- C09K2211/1441—Heterocyclic
- C09K2211/1483—Heterocyclic containing nitrogen and sulfur as heteroatoms
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
- H10K50/125—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers specially adapted for multicolour light emission, e.g. for emitting white light
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/805—Electrodes
- H10K50/82—Cathodes
- H10K50/828—Transparent cathodes, e.g. comprising thin metal layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/80—Constructional details
- H10K59/805—Electrodes
- H10K59/8052—Cathodes
- H10K59/80524—Transparent cathodes, e.g. comprising thin metal layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/10—Organic polymers or oligomers
- H10K85/111—Organic polymers or oligomers comprising aromatic, heteroaromatic, or aryl chains, e.g. polyaniline, polyphenylene or polyphenylene vinylene
- H10K85/113—Heteroaromatic compounds comprising sulfur or selene, e.g. polythiophene
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/10—Organic polymers or oligomers
- H10K85/111—Organic polymers or oligomers comprising aromatic, heteroaromatic, or aryl chains, e.g. polyaniline, polyphenylene or polyphenylene vinylene
- H10K85/113—Heteroaromatic compounds comprising sulfur or selene, e.g. polythiophene
- H10K85/1135—Polyethylene dioxythiophene [PEDOT]; Derivatives thereof
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/10—Organic polymers or oligomers
- H10K85/111—Organic polymers or oligomers comprising aromatic, heteroaromatic, or aryl chains, e.g. polyaniline, polyphenylene or polyphenylene vinylene
- H10K85/115—Polyfluorene; Derivatives thereof
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/10—Organic polymers or oligomers
- H10K85/151—Copolymers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/631—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/549—Organic PV cells
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Electroluminescent Light Sources (AREA)
- Photovoltaic Devices (AREA)
Abstract
Description
Claims (20)
- 애노드; 캐소드; 애노드 및 캐소드 사이의 유기 반도체성 물질; 및 캐소드 및 유기 반도체성 물질 사이의 전자 수송층을 포함하며, 상기 유기 반도체성 물질은 황을 포함하며, 전자 수송층은 바륨을 포함하는 광학 장치.
- 애노드; 캐소드; 애노드 및 캐소드 사이에 위치한 레드, 그린 및 블루 전기발광 유기 반도체성 물질; 및 전기발광 유기 반도체성 물질 및 캐소드 사이에 위치한 전자 수송층을 포함하며, 상기 전자 수송층은 바륨을 포함하는 광학 장치.
- 제 1 항 또는 제 2 항에 있어서,전자 수송층이 주성분으로서 원소성 바륨을 포함하는 광학 장치.
- 제 1 항 또는 제 2 항에 있어서,전자 수송층이 주성분으로서 유전성 바륨 화합물을 포함하는 광학 장치.
- 제 4 항에 있어서,유전성 바륨 화합물이 불화 바륨인 광학 장치.
- 제 1 항 또는 제 2 항에 있어서,상기 반도체성 물질 또는 그 각각이 중합체인 광학 장치.
- 제 6 항에 있어서,하나이상의 중합체가 선택적으로 치환된 폴리플루오렌 반복 단위를 포함하는 광학 장치.
- 제 1 항에 있어서,반도체성 물질이 황함유 헤테로사이클 반복 단위를 포함하는 광학 장치.
- 제 8 항에 있어서,헤테로사이클 반복 단위가 선택적으로 치환된 4,7-결합 벤조티아디아졸, 2,5-결합 티오펜 및 이들의 조합으로부터 선택되는 광학 장치.
- 제 1 항에 있어서,유기 반도체성 물질이 레드 유기 전기발광 물질인 광학 장치.
- 제 1 항에 있어서,유기 반도체성 물질이 그린 유기 전기발광 물질인 광학 장치.
- 제 10 항 또는 제 11 항에 있어서,애노드 및 전자 수송층 사이에 레드, 그린 및 블루 유기 전기발광 물질을 포함하는 광학 장치.
- 제 1 항 또는 제 2 항에 있어서,바륨을 포함하는 층이 1 내지 6nm의 두께를 갖는 광학 장치.
- 제 1 항 또는 제 2 항에 있어서,캐소드가 알루미늄 층을 포함하는 광학 장치.
- 제 14 항에 있어서,알루미늄 층이 200 내지 700nm의 두께를 갖는 광학 장치.
- 제 14 항에 있어서,캐소드가 전자수송층 및 알루미늄 층 사이에 칼슘 층을 포함하는 광학 장치.
- 제 16 항에 있어서,칼슘 층이 5 내지 25Å의 두께를 갖는 광학 장치.
- 제 1 항 또는 제 2 항에 있어서,폴리(에틸렌디옥시티오펜) : 폴리스티렌 설포네이트(PEDOT : PSS)를 포함하는 정공 주입층이 애노드 및 반도체성 물질 사이에 위치하는 광학 장치
- 삭제
- 제 4 항에 있어서,전자 수송층이 산화 바륨을 포함하는 광학 장치.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0120746A GB0120746D0 (en) | 2001-08-25 | 2001-08-25 | Electroluminescent device |
GB0120746.3 | 2001-08-25 | ||
GB0207704.8 | 2002-04-03 | ||
GBGB0207704.8A GB0207704D0 (en) | 2002-04-03 | 2002-04-03 | Electroluminescent device |
PCT/GB2002/003882 WO2003019696A2 (en) | 2001-08-25 | 2002-08-23 | Electroluminescent device |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040031001A KR20040031001A (ko) | 2004-04-09 |
KR100579342B1 true KR100579342B1 (ko) | 2006-05-12 |
Family
ID=26246477
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020047002763A KR100579342B1 (ko) | 2001-08-25 | 2002-08-23 | 전기발광 장치 |
Country Status (8)
Country | Link |
---|---|
US (3) | US7141818B2 (ko) |
EP (1) | EP1419540A2 (ko) |
JP (3) | JP2005501384A (ko) |
KR (1) | KR100579342B1 (ko) |
CN (1) | CN100420060C (ko) |
HK (1) | HK1072661A1 (ko) |
TW (1) | TWI306721B (ko) |
WO (1) | WO2003019696A2 (ko) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0306409D0 (en) | 2003-03-20 | 2003-04-23 | Cambridge Display Tech Ltd | Electroluminescent device |
US20050019607A1 (en) * | 2003-06-30 | 2005-01-27 | Franky So | OLED device with mixed emissive layer |
JP4446697B2 (ja) * | 2003-07-29 | 2010-04-07 | 大日本印刷株式会社 | 有機エレクトロルミネッセンス素子及びその製造方法 |
US7560861B2 (en) | 2004-05-03 | 2009-07-14 | Lg Electronics Inc. | Organic electro-luminescence display device with an organic electro-luminescence array and fabricating method thereof |
DE112005001923T5 (de) | 2004-08-10 | 2007-09-27 | Cambridge Display Technology Ltd. | Lichtemissionsvorrichtung |
TWI258881B (en) * | 2005-01-06 | 2006-07-21 | Au Optronics Corp | Photoelectric device |
GB2434915A (en) * | 2006-02-03 | 2007-08-08 | Cdt Oxford Ltd | Phosphoescent OLED for full colour display |
GB2434916A (en) * | 2006-02-03 | 2007-08-08 | Cdt Oxford Ltd | OLED for full colour display |
US20110146766A1 (en) * | 2008-02-26 | 2011-06-23 | Solar Cells Based On Quantum Dot Or Colloidal Nanocrystal Films | Solar cells based on quantum dot or colloidal nanocrystal films |
GB2459895B (en) | 2008-05-09 | 2011-04-27 | Cambridge Display Technology Limited | Organic light emissive device |
GB2461527B (en) * | 2008-07-01 | 2011-08-03 | Limited Cambridge Display Technology | Organic electronic device |
JP2010146895A (ja) * | 2008-12-19 | 2010-07-01 | Sumitomo Chemical Co Ltd | 有機エレクトロルミネッセンス素子 |
JP2010182633A (ja) * | 2009-02-09 | 2010-08-19 | Seiko Epson Corp | 有機エレクトロルミネッセンス装置、有機エレクトロルミネッセンス装置の製造方法および電子機器 |
US8685781B2 (en) | 2011-07-20 | 2014-04-01 | Alliance For Sustainable Energy, Llc | Secondary treatment of films of colloidal quantum dots for optoelectronics and devices produced thereby |
KR102020484B1 (ko) * | 2013-05-30 | 2019-09-11 | 삼성디스플레이 주식회사 | 유기 발광 장치 |
US11276835B2 (en) * | 2016-03-01 | 2022-03-15 | Pioneer Corporation | Method of manufacturing light emitting device and light emitting device |
WO2023044364A1 (en) | 2021-09-15 | 2023-03-23 | Enko Chem, Inc. | Protoporphyrinogen oxidase inhibitors |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4539507A (en) * | 1983-03-25 | 1985-09-03 | Eastman Kodak Company | Organic electroluminescent devices having improved power conversion efficiencies |
GB8909011D0 (en) | 1989-04-20 | 1989-06-07 | Friend Richard H | Electroluminescent devices |
GB9423692D0 (en) | 1994-11-23 | 1995-01-11 | Philips Electronics Uk Ltd | A photoresponsive device |
DE19625993A1 (de) * | 1996-06-28 | 1998-01-02 | Philips Patentverwaltung | Organisches elektrolumineszentes Bauteil mit Ladungstransportschicht |
US5776622A (en) | 1996-07-29 | 1998-07-07 | Eastman Kodak Company | Bilayer eletron-injeting electrode for use in an electroluminescent device |
JP3899566B2 (ja) | 1996-11-25 | 2007-03-28 | セイコーエプソン株式会社 | 有機el表示装置の製造方法 |
JP3999837B2 (ja) * | 1997-02-10 | 2007-10-31 | Tdk株式会社 | 有機エレクトロルミネッセンス表示装置 |
JP3684826B2 (ja) * | 1997-04-04 | 2005-08-17 | 三菱化学株式会社 | 有機電界発光素子 |
US6121727A (en) * | 1997-04-04 | 2000-09-19 | Mitsubishi Chemical Corporation | Organic electroluminescent device |
US6309763B1 (en) | 1997-05-21 | 2001-10-30 | The Dow Chemical Company | Fluorene-containing polymers and electroluminescent devices therefrom |
US6248458B1 (en) * | 1997-11-17 | 2001-06-19 | Lg Electronics Inc. | Organic electroluminescent device with improved long-term stability |
JPH11191490A (ja) * | 1997-12-26 | 1999-07-13 | Toyota Central Res & Dev Lab Inc | 有機エレクトロルミネッセンス素子 |
KR100697861B1 (ko) | 1998-03-13 | 2007-03-22 | 캠브리지 디스플레이 테크놀로지 리미티드 | 전장 발광 디바이스들 |
JP4198253B2 (ja) | 1999-02-02 | 2008-12-17 | 出光興産株式会社 | 有機エレクトロルミネッセンス素子およびその製造方法 |
EP1155096B1 (en) | 1999-02-04 | 2005-03-09 | Dow Global Technologies Inc. | Fluorene copolymers and devices made therefrom |
GB9903251D0 (en) * | 1999-02-12 | 1999-04-07 | Cambridge Display Tech Ltd | Opto-electric devices |
TW527735B (en) | 1999-06-04 | 2003-04-11 | Semiconductor Energy Lab | Electro-optical device |
JP4730994B2 (ja) * | 1999-06-04 | 2011-07-20 | 株式会社半導体エネルギー研究所 | 電気光学装置及びその作製方法並びに電子装置 |
JP2003505823A (ja) | 1999-07-19 | 2003-02-12 | デュポン ディスプレイズ インコーポレイテッド | 発光効率および放射輝度が向上した長寿命の重合体発光素子 |
US6278236B1 (en) * | 1999-09-02 | 2001-08-21 | Eastman Kodak Company | Organic electroluminescent devices with electron-injecting layer having aluminum and alkali halide |
US6777871B2 (en) * | 2000-03-31 | 2004-08-17 | General Electric Company | Organic electroluminescent devices with enhanced light extraction |
GB0427266D0 (en) * | 2004-12-13 | 2005-01-12 | Cambridge Display Tech Ltd | Phosphorescent OLED |
US8698392B2 (en) * | 2006-02-07 | 2014-04-15 | Sumitomo Chemical Company, Limited | Organic electroluminescent element |
-
2002
- 2002-08-23 TW TW091119146A patent/TWI306721B/zh not_active IP Right Cessation
- 2002-08-23 KR KR1020047002763A patent/KR100579342B1/ko active IP Right Grant
- 2002-08-23 US US10/488,073 patent/US7141818B2/en not_active Expired - Lifetime
- 2002-08-23 CN CNB02818372XA patent/CN100420060C/zh not_active Expired - Fee Related
- 2002-08-23 EP EP02753152A patent/EP1419540A2/en not_active Ceased
- 2002-08-23 WO PCT/GB2002/003882 patent/WO2003019696A2/en active Application Filing
- 2002-08-23 JP JP2003523037A patent/JP2005501384A/ja active Pending
-
2005
- 2005-06-22 HK HK05105180.4A patent/HK1072661A1/xx not_active IP Right Cessation
-
2006
- 2006-04-17 JP JP2006112826A patent/JP4739098B2/ja not_active Expired - Fee Related
- 2006-11-28 US US11/605,129 patent/US20070120122A1/en not_active Abandoned
-
2008
- 2008-02-19 US US12/033,726 patent/US7833812B2/en not_active Expired - Fee Related
-
2010
- 2010-08-06 JP JP2010177856A patent/JP5017433B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN100420060C (zh) | 2008-09-17 |
TWI306721B (en) | 2009-02-21 |
US20080152787A1 (en) | 2008-06-26 |
US7141818B2 (en) | 2006-11-28 |
US7833812B2 (en) | 2010-11-16 |
WO2003019696A3 (en) | 2003-10-30 |
US20040251459A1 (en) | 2004-12-16 |
JP2010283374A (ja) | 2010-12-16 |
EP1419540A2 (en) | 2004-05-19 |
JP5017433B2 (ja) | 2012-09-05 |
KR20040031001A (ko) | 2004-04-09 |
JP4739098B2 (ja) | 2011-08-03 |
US20070120122A1 (en) | 2007-05-31 |
JP2006253705A (ja) | 2006-09-21 |
CN1557027A (zh) | 2004-12-22 |
JP2005501384A (ja) | 2005-01-13 |
HK1072661A1 (en) | 2005-09-02 |
WO2003019696A2 (en) | 2003-03-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7833812B2 (en) | Process for forming optical device having electron injection layer comprising barium | |
KR100685108B1 (ko) | 발광 소자 및 그의 제조 방법 | |
US6465953B1 (en) | Plastic substrates with improved barrier properties for devices sensitive to water and/or oxygen, such as organic electroluminescent devices | |
JP5025910B2 (ja) | オプトエレクトロニクスデバイス | |
KR100958488B1 (ko) | 전계 발광 장치 | |
Yang et al. | Electron injection polymer for polymer light‐emitting diodes | |
EP1770799B1 (en) | Organic electrophosphorescence device | |
KR100560785B1 (ko) | 저전압에서 구동되는 유기 전계 발광 소자 | |
KR101386657B1 (ko) | 발광 구성요소 | |
WO2005004547A1 (ja) | 発光素子及び表示装置 | |
CN101330133B (zh) | 形成电致发光器件的方法 | |
US20090121616A1 (en) | Light-emitting diode with luminescent charge transport layer | |
KR20050040678A (ko) | 개선된 효율을 갖는 oled 구조 요소 및 이에 기초한디스플레이 장치 | |
Deng et al. | Efficient polymeric light-emitting devices with aluminum cathode |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
PA0105 | International application |
Patent event date: 20040225 Patent event code: PA01051R01D Comment text: International Patent Application |
|
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20040225 Comment text: Request for Examination of Application |
|
PG1501 | Laying open of application | ||
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20051130 Patent event code: PE09021S01D |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20060220 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20060504 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20060503 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20090429 Start annual number: 4 End annual number: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20100429 Start annual number: 5 End annual number: 5 |
|
PR1001 | Payment of annual fee |
Payment date: 20110427 Start annual number: 6 End annual number: 6 |
|
PR1001 | Payment of annual fee |
Payment date: 20120423 Start annual number: 7 End annual number: 7 |
|
FPAY | Annual fee payment |
Payment date: 20130423 Year of fee payment: 8 |
|
PR1001 | Payment of annual fee |
Payment date: 20130423 Start annual number: 8 End annual number: 8 |
|
FPAY | Annual fee payment |
Payment date: 20140423 Year of fee payment: 9 |
|
PR1001 | Payment of annual fee |
Payment date: 20140423 Start annual number: 9 End annual number: 9 |
|
FPAY | Annual fee payment |
Payment date: 20150424 Year of fee payment: 10 |
|
PR1001 | Payment of annual fee |
Payment date: 20150424 Start annual number: 10 End annual number: 10 |
|
FPAY | Annual fee payment |
Payment date: 20160425 Year of fee payment: 11 |
|
PR1001 | Payment of annual fee |
Payment date: 20160425 Start annual number: 11 End annual number: 11 |
|
FPAY | Annual fee payment |
Payment date: 20170330 Year of fee payment: 12 |
|
PR1001 | Payment of annual fee |
Payment date: 20170330 Start annual number: 12 End annual number: 12 |
|
FPAY | Annual fee payment |
Payment date: 20180329 Year of fee payment: 13 |
|
PR1001 | Payment of annual fee |
Payment date: 20180329 Start annual number: 13 End annual number: 13 |
|
FPAY | Annual fee payment |
Payment date: 20190327 Year of fee payment: 14 |
|
PR1001 | Payment of annual fee |
Payment date: 20190327 Start annual number: 14 End annual number: 14 |
|
PC1903 | Unpaid annual fee |
Termination category: Default of registration fee Termination date: 20210215 |