CN1199290C - 有机发光二极管器件中改进的阴极层 - Google Patents
有机发光二极管器件中改进的阴极层 Download PDFInfo
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- CN1199290C CN1199290C CNB011255250A CN01125525A CN1199290C CN 1199290 C CN1199290 C CN 1199290C CN B011255250 A CNB011255250 A CN B011255250A CN 01125525 A CN01125525 A CN 01125525A CN 1199290 C CN1199290 C CN 1199290C
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- 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
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/917—Electroluminescent
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
Description
OLED | 有机发光二极管 |
ITO | 铟锡氧化物 |
HIL | 空穴注入层 |
HTL | 空穴迁移层 |
EML | 发射层 |
ETL | 电子迁移层 |
NPB | 4,4′-双[N-(1-萘基)-N-苯基氨基]联苯(NPB) |
Alq | 三(8-羟基喹啉)铝 |
C545T | 1H,5H,11H-[1]苯并吡喃[6,7,8-i]喹嗪-11-酮,10-(2-苯并噻唑基)-2,3,6,7-四氢-1,1,7,7-四甲基-(9Cl) |
ADN | 9,10-二(2-萘基)蒽 |
DCJTB | 4-(氰基甲撑)-2-特丁基-6-(1,1,7,7-tetramethyl julolidyl-9-eny)-4H-吡喃 |
TBP | 2,5,8,11-四个(1,1-二甲基乙基)二萘嵌苯 |
CuPc | 铜酞花青 |
Mg:Ag | 镁银合金 |
Al:Li | 铝锂合金 |
Ag:Li | 银锂合金 |
对比例:在具有蒸发的MgAg阴极的OLED中缓冲层的影响 | ||||
实施例1 | 实施例2 | 实施例3 | ||
层 | 材料 | 厚度(nm) | 厚度(nm) | 厚度(nm) |
阳极 | ITO | 42 | 42 | 42 |
HIL | CFx | 1 | 1 | 1 |
HTL | NPB | 75 | 75 | 75 |
EML | Alq | 75 | 75 | 75 |
ETL | Alq | 0 | 0 | 0 |
缓冲层1 | LiF | 0 | 0.4 | 0.4 |
缓冲层2 | CuPc | 0 | 0 | 20 |
阴极 | MgAg | 220 | 220 | 220 |
L(cd/m2) | 488 | 482 | 20 | |
V(伏特) | 6.2 | 6 | 11.3 |
对比例:在具有溅射的Al:Li阴极的OLED中缓冲层的影响 | ||||||
实施例4 | 实施例5 | 实施例5A | 实施例5B | 实施例5C | ||
层 | 材料 | 厚度(nm) | 厚度(nm) | 厚度(nm) | 厚度(nm) | 厚度(nm) |
阳极 | ITO | 42 | 42 | 42 | 42 | 42 |
HIL | CFx | 1 | 1 | 1 | 1 | 1 |
HTL | NPB | 75 | 75 | 75 | 75 | 75 |
EML | Alq | 75 | 75 | 75 | 75 | 75 |
ETL | Alq | 0 | 0 | 0 | 0 | 0 |
缓冲层1 | LiF | 0.4 | 0 | 0.4 | 0.5 | 1.0 |
缓冲层2 | CuPc | 0 | 20 | 20 | 20 | 20 |
溅射的阴极 | Al:Li(3w%) | 390 | 47 | 39 | 47 | 47 |
L(cd/m2) | 165 | 358 | 482 | 465 | 470 | |
V(伏特) | 10.3 | 7.8 | 6.2 | 6.1 | 6.3 | |
对比例:在具有溅射阴极的OLED中缓冲层沉积次序的影响 | |||||
实施例6 | 实施例7 | 实施例8 | 实施例9 | ||
层 | 材料 | 厚度(nm) | 厚度(nm) | 厚度(nm) | 厚度(nm) |
阳极 | ITO | 42 | 42 | 42 | 42 |
HIL | CFx | 1 | 1 | 1 | 1 |
HTL | NPB | 75 | 75 | 75 | 75 |
EML | Alq | 75 | 75 | 75 | 75 |
ETL | Alq | 0 | 0 | 0 | 0 |
缓冲层1 | LiF | 0.5 | 0 | 1 | 0 |
缓冲层2 | CuPc | 20 | 20 | 20 | 20 |
缓冲层1 | LiF | 0 | 0.5 | 0 | 1 |
溅射的阴极 | Al:Li(3w%) | 470 | 47 | 47 | 47 |
L(cd/m2) | 465 | 374 | 470 | 382 | |
V(伏特) | 6.1 | 7.5 | 6.3 | 7.4 |
对比例:Al:Li溅射沉积速率的影响 | |||
实施例10 | 实施例11 | ||
层 | 材料 | 厚度(nm) | 厚度(nm) |
阳极 | ITO | 42 | 42 |
HIL | CFx | 1 | 1 |
HTL | NPB | 75 | 75 |
EML | Alq | 75 | 75 |
ETL | Alq | 0 | 0 |
缓冲层1 | LiF | 4 | 4 |
缓冲层2 | CuPc | 20 | 20 |
溅射的阴极 | Al:Li(3w%) | 39 | 39 |
沉积速率,A/s | 1.6 | 7.8 | |
L(cd/m2) | 478 | 482 | |
V(伏特) | 6.4 | 6.2 |
对比例:Ag:Li阴极,缓冲层厚度的影响 | ||||
实施例13 | 实施例14 | 实施例15 | ||
层 | 材料 | 厚度(nm) | 厚度(nm) | 厚度(nm) |
阳极 | ITO | 42 | 42 | 42 |
HIL | CFx | 1 | 1 | 1 |
HTL | NPB | 75 | 75 | 75 |
EML | Alq | 75 | 75 | 75 |
ETL | Alq | 0 | 0 | 0 |
缓冲层1 | LiF | 0 | 0.2 | 1.5 |
缓冲层2 | CuPc | 20 | 20 | 20 |
溅射的阴极 | Ag:Li(0.3w%) | 44 | 44 | 44 |
L(cd/m2) | 278 | 460 | 458 | |
V(伏特) | 8.4 | 5.9 | 6.1 |
对比例:缓冲层厚度的影响 | ||||
实施例16 | 实施例17 | 实施例18 | ||
层 | 材料 | 厚度(nm) | 厚度(nm) | 厚度(nm) |
阳极 | ITO | 42 | 42 | 42 |
HIL | CFx | 1 | 1 | 1 |
HTL | NPB | 75 | 75 | 75 |
EML | Alq | 75 | 40 | 40 |
ETL | Alq | 0 | 0 | 0 |
缓冲层1 | LiF | 0.5 | 0.5 | 0.4 |
缓冲层2 | CuPc | 20 | 40 | 70 |
溅射的阴极 | Ag:Li(0.3w%) | 47 | 39 | 47 |
L(cd/m2) | 465 | 427 | 426 | |
V(伏特) | 6.1 | 3.8 | 4.2 |
实施例:具有掺杂的EML的OLED | ||||||
实施例19 | 实施例20 | 实施例 实施例21 22 | ||||
层 | 材料 | 厚度(nm) | 厚度(nm) | 材料 | 厚度(nm) | 厚度(nm) |
阳极 | ITO | 85 | 85 | ITO | 85 | 85 |
HIL | CFx | 1 | 1 | CFx | 1 | 1 |
HTL | NPB | 75 | 75 | NPB | 75 | 75 |
EML | Alq:C545T | 37 | 37 | ADN:TBP | 37 | 37 |
ETL | Alq | 37 | 37 | Alq | 37 | 37 |
缓冲层1 | LiF | 0 | 1.4 | LiF | 0 | 1.4 |
缓冲层2 | CuPc | 30 | 30 | CuPc | 20 | 20 |
溅射的阴极 | Al:Li(3w%) | 47 | 47 | Al:Li(3w%) | 47 | 47 |
L(cd/m2) | 1700 | 1835 | 290 326 | |||
V(伏特) | 6.8 | 5.9 | 8.3 7.6 |
实施例:具有掺杂的EML的OLED | |||
实施例23 | 实施例24 | ||
层 | 材料 | 厚度(nm) | 厚度(nm) |
阳极 | ITO | 85 | 85 |
HIL | CFx | 1 | 1 |
HTL | NPB | 75 | 75 |
EML | Alq:DCJTB | 37 | 37 |
ETL | Alq | 37 | 37 |
缓冲层1 | LiF | 0 | 0.4 |
缓冲层2 | PbPc | 20 | 30 |
溅射的阴极 | Al:Li(3w%) | 47 | 47 |
L(cd/m2) | 341 | 495 | |
V(伏特) | 10.7 | 9.1 |
Claims (9)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/636,494 US6579629B1 (en) | 2000-08-11 | 2000-08-11 | Cathode layer in organic light-emitting diode devices |
US09/636494 | 2000-08-11 |
Publications (2)
Publication Number | Publication Date |
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CN1338784A CN1338784A (zh) | 2002-03-06 |
CN1199290C true CN1199290C (zh) | 2005-04-27 |
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US (1) | US6579629B1 (zh) |
EP (1) | EP1179862A3 (zh) |
JP (1) | JP2002075658A (zh) |
CN (1) | CN1199290C (zh) |
TW (1) | TW497283B (zh) |
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-
2000
- 2000-08-11 US US09/636,494 patent/US6579629B1/en not_active Expired - Lifetime
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2001
- 2001-06-21 TW TW090115144A patent/TW497283B/zh not_active IP Right Cessation
- 2001-07-30 EP EP01202892A patent/EP1179862A3/en not_active Withdrawn
- 2001-08-10 CN CNB011255250A patent/CN1199290C/zh not_active Expired - Lifetime
- 2001-08-13 JP JP2001245372A patent/JP2002075658A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103137870A (zh) * | 2011-11-29 | 2013-06-05 | 海洋王照明科技股份有限公司 | 聚合物太阳能电池及其制备方法 |
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JP2002075658A (ja) | 2002-03-15 |
US6579629B1 (en) | 2003-06-17 |
EP1179862A3 (en) | 2005-09-14 |
EP1179862A2 (en) | 2002-02-13 |
TW497283B (en) | 2002-08-01 |
CN1338784A (zh) | 2002-03-06 |
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