JP5638176B2 - 有機電子デバイス用の金属化合物−金属多層電極 - Google Patents
有機電子デバイス用の金属化合物−金属多層電極 Download PDFInfo
- Publication number
- JP5638176B2 JP5638176B2 JP2005180645A JP2005180645A JP5638176B2 JP 5638176 B2 JP5638176 B2 JP 5638176B2 JP 2005180645 A JP2005180645 A JP 2005180645A JP 2005180645 A JP2005180645 A JP 2005180645A JP 5638176 B2 JP5638176 B2 JP 5638176B2
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- Prior art keywords
- layer
- cathode
- conductive metal
- organic
- electroactive
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- Expired - Lifetime
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Classifications
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- 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
-
- 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
- H10K50/826—Multilayers, e.g. opaque multilayers
-
- 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
- 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
-
- 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
- H10K50/81—Anodes
-
- 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
-
- 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
- H10K50/824—Cathodes combined with auxiliary electrodes
-
- 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)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Electroluminescent Light Sources (AREA)
Description
MnXm
(式中、Mは、各使用時毎に独立してアルカリ金属イオン、アルカリ土類金属イオン、又はランタニド金属イオンであり、及びXは、各使用時毎に独立して水酸化物、酸化物、硫化物、セレン化物、テルル化物、亜硫酸塩、亜硫酸水素塩、硫酸塩、硫酸水素塩、亜リン酸塩、亜燐酸水素塩、リン酸塩、リン酸水素塩、硝酸塩、亜硝酸塩、過塩素酸塩、パークロライト(perchlorite)、BF4 −、PF6 −、ホスホン酸塩、スルホン酸塩、ホウ酸、ボロネート(boronate)、炭酸塩、炭酸水素塩、及び有機カルボン酸塩から成る群から選ばれるアニオンであり、並びにn及びmは、独立して1〜約20の整数である)
を有する。
ポリキノキサリン及びその誘導体;並びにポリキノリン及びその誘導体である。これらのポリマー又は1種以上のこれらのポリマーを主成分とするコポリマーと、他のポリマーとの混合物を使うと、発光の色を調整することが可能である。
[実施例]
参考例1:2層カソード及び3層カソードを持つ有機電子デバイスの作製
次の手順に従って2種類の有機発光デバイスを作製した。これらのデバイスを、インジウムスズ酸化物(即ちITO)でプレコートされたガラス基板の上に作製した(アプライド・フィルムズ(Applied Films))。ポリ(3,4−エチレンジオキシチオフェン/ポリスチレンスルホネート(PEDOT))(バイエル社(Bayer Corporation))の厚さ約65nmの層を、スピンコーティングによって紫外線−オゾン処理済みITO基板の上に堆積させた。この層を空気中、180℃で30分間ベーキングした。PEDOTで被覆したITO基板を、水分及び酸素の存在が1ppm未満である雰囲気管理型(controlled−atmosphere)グローブボックスの中に入れた。このPEDOT層の上に青色発光ポリマー(アメリカン・ダイ・ソース社(American Dye Source,Inc.)、ケベック、カナダ国、製のADS329BE)の厚さ約70nmの層をスピンコートした。カソード材料を2×10-6トルの真空で加熱蒸発させた。1つの例では、カソードは、4nmのNaFに続いて100nmのAlで構成して2層のカソードを得た;もう1つの例では、カソードは、4nmのNaFに続いてNaFとAlが1:2の比の混合物で厚さ約30nmに構成し、次に厚さ100nmのAl層で被覆して3層カソードを得た。デバイスは、エポキシ封止ガラススライドを使って封入した。有機発光デバイスの電流−電圧特性は、プログラム化したケイスレイ(Keithley)236光源測定装置で測定した。輝度は、ミノルタ(Minolta)輝度計(型式LS−110)で測定した。3層カソード付きデバイスは、2層カソード付きデバイスと比較すると、効率ばかりでなく、類似の電流−電圧特性も実証することが判った。2層カソードに必要な厳密な厚さ管理は、3層カソードに対する要求事項ではないことが結論づけられた。2層カソード及び3層カソードを形成する化合物及び金属に対して、(i)金属が化学的に(第1層及び/又は混合物の中の)化合物を還元して中性Naを遊離し、これが有機材料をドーピングする、及び(ii)第1化合物層も下地有機材料を保護し、アルミニウムのような反応性金属によって引起される僅かな損傷の可能性も減らすような作用メカニズムが発現するようであることも結論づけられた。
12 導電層
16 導電性金属層
20 有機電子デバイス
22 電気活性有機層
24 アノード
Claims (5)
- 電気活性有機層(22)を含む有機電子デバイス(20)のための多層カソード(20)であって、
(a)バスとして電気的に接続される導電層(12);
(b)NaFを含む層(14);及び
(c)アルミニウムからなる導電性金属層(16)
を上記の順序で含んでおり、前記(c)導電性金属層(16)が電気活性有機層(22)と隣接するように配置される、多層カソード。 - 前記(a)導電層(12)が、インジウム−スズ酸化物、金、銀、アルミニウム、白金、クロム、パラジウム又はそれらの混合物の少なくとも1種を含む、請求項1記載の多層カソード。
- 当該多層カソード(10)が、前記(b)NaFを含む層(14)と(c)導電性金属層(16)との間に、更に、(b’)NaFとアルミニウムとを含む層(15)を含む、請求項1又は請求項2記載の多層カソード。
- 電気活性有機層(22)を含む有機電子デバイス(20)のための多層カソード(20)であって、
(b)NaFを含む層(14);
(c)アルミニウムからなる導電性金属層(16);及び
(b’)NaFとアルミニウムとを含む層(15)
を含んでおり、前記(b’)層(15)が、前記(b)NaFを含む層(14)と(c)導電性金属層(16)の間に位置しており、前記(c)導電性金属層(16)が電気活性有機層(22)と隣接するように配置される、多層カソード。 - (i)請求項1乃至請求項4のいずれか1項記載の多層カソード(10);
(ii)前記多層カソード(10)の(c)導電性金属層(16)に隣接する少なくとも1種の電気活性有機層(22);及び
(iii)前記多層カソードの導電性金属層に電気的に接続されるアノード(24)
を含む有機電子デバイス。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/874,099 US7270894B2 (en) | 2004-06-22 | 2004-06-22 | Metal compound-metal multilayer electrodes for organic electronic devices |
| US10/874,099 | 2004-06-22 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2006012821A JP2006012821A (ja) | 2006-01-12 |
| JP2006012821A5 JP2006012821A5 (ja) | 2008-08-14 |
| JP5638176B2 true JP5638176B2 (ja) | 2014-12-10 |
Family
ID=34941747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005180645A Expired - Lifetime JP5638176B2 (ja) | 2004-06-22 | 2005-06-21 | 有機電子デバイス用の金属化合物−金属多層電極 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US7270894B2 (ja) |
| EP (1) | EP1610397B1 (ja) |
| JP (1) | JP5638176B2 (ja) |
| KR (1) | KR101261633B1 (ja) |
| CN (1) | CN1722339B (ja) |
| TW (1) | TWI375346B (ja) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7304428B2 (en) * | 2004-12-14 | 2007-12-04 | Eastman Kodak Company | Multilayered cathode structures having silver for OLED devices |
| US8138075B1 (en) | 2006-02-06 | 2012-03-20 | Eberlein Dietmar C | Systems and methods for the manufacture of flat panel devices |
| US20080145697A1 (en) * | 2006-12-13 | 2008-06-19 | General Electric Company | Opto-electronic devices containing sulfonated light-emitting copolymers |
| JP2008159755A (ja) * | 2006-12-22 | 2008-07-10 | Sekisui Chem Co Ltd | 半導体装置の製造方法 |
| KR100867925B1 (ko) | 2007-03-08 | 2008-11-10 | 삼성에스디아이 주식회사 | 유기전계발광표시장치 및 그 제조방법 |
| GB2459895B (en) * | 2008-05-09 | 2011-04-27 | Cambridge Display Technology Limited | Organic light emissive device |
| JP4525830B2 (ja) | 2008-06-30 | 2010-08-18 | 株式会社デンソー | 同期モータ |
| US8018691B2 (en) * | 2008-10-20 | 2011-09-13 | Hitachi Global Storage Technologies Netherlands B.V. | CPP dual free layer magnetoresistive head for magnetic data storage |
| JP2011146307A (ja) * | 2010-01-15 | 2011-07-28 | Sumitomo Chemical Co Ltd | 高分子発光素子 |
| KR102343279B1 (ko) * | 2014-10-01 | 2021-12-24 | 삼성디스플레이 주식회사 | 유기 발광 소자 및 이를 포함하는 유기 발광 표시 장치 |
| KR102447311B1 (ko) * | 2015-10-28 | 2022-09-26 | 삼성디스플레이 주식회사 | 유기 발광 소자 및 이를 포함하는 유기 발광 표시 장치 |
| CN105932171B (zh) * | 2016-07-08 | 2018-03-23 | 京东方科技集团股份有限公司 | 有机电致发光器件及其制作方法、显示装置 |
| US10395841B2 (en) * | 2016-12-02 | 2019-08-27 | Capacitor Sciences Incorporated | Multilayered electrode and film energy storage device |
| CN108281562B (zh) | 2017-01-05 | 2020-06-19 | 昆山工研院新型平板显示技术中心有限公司 | 一种电极及应用其的有机电致发光器件 |
| CN108281565A (zh) * | 2017-01-05 | 2018-07-13 | 昆山工研院新型平板显示技术中心有限公司 | 一种电极及应用其的有机电致发光器件 |
| US20190198934A1 (en) * | 2017-12-21 | 2019-06-27 | GM Global Technology Operations LLC | Method of generating silicon thick electrodes with improved life performance |
| CN109041402A (zh) * | 2018-07-31 | 2018-12-18 | 宜昌后皇真空科技有限公司 | 一种产生多电荷态离子束的方法和用于该方法的装置 |
| TWI726499B (zh) * | 2019-11-25 | 2021-05-01 | 國立陽明交通大學 | 正結構有機太陽能電池 |
| KR102392914B1 (ko) * | 2020-08-24 | 2022-04-29 | 고려대학교 산학협력단 | 유기발광소자용 전극 및 그 전극을 포함하는 유기발광소자 |
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| JPH09227576A (ja) * | 1996-02-23 | 1997-09-02 | Sony Corp | 金属複核錯体、その製造方法及び光学的素子 |
| JP3671233B2 (ja) * | 1996-07-08 | 2005-07-13 | カシオ計算機株式会社 | 発光表示素子 |
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-
2004
- 2004-06-22 US US10/874,099 patent/US7270894B2/en not_active Expired - Lifetime
-
2005
- 2005-06-10 TW TW094119376A patent/TWI375346B/zh not_active IP Right Cessation
- 2005-06-21 JP JP2005180645A patent/JP5638176B2/ja not_active Expired - Lifetime
- 2005-06-21 KR KR1020050053408A patent/KR101261633B1/ko not_active Expired - Lifetime
- 2005-06-22 EP EP05253875.8A patent/EP1610397B1/en not_active Expired - Lifetime
- 2005-06-22 CN CN2005100790773A patent/CN1722339B/zh not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN1722339A (zh) | 2006-01-18 |
| EP1610397A2 (en) | 2005-12-28 |
| US20050282068A1 (en) | 2005-12-22 |
| US7270894B2 (en) | 2007-09-18 |
| CN1722339B (zh) | 2010-08-18 |
| KR20060046494A (ko) | 2006-05-17 |
| JP2006012821A (ja) | 2006-01-12 |
| EP1610397B1 (en) | 2021-02-17 |
| EP1610397A3 (en) | 2011-08-24 |
| TW200614572A (en) | 2006-05-01 |
| KR101261633B1 (ko) | 2013-05-06 |
| TWI375346B (en) | 2012-10-21 |
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