JP2005293992A - 有機エレクトロルミネッセンス素子の製造方法 - Google Patents
有機エレクトロルミネッセンス素子の製造方法 Download PDFInfo
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- JP2005293992A JP2005293992A JP2004106377A JP2004106377A JP2005293992A JP 2005293992 A JP2005293992 A JP 2005293992A JP 2004106377 A JP2004106377 A JP 2004106377A JP 2004106377 A JP2004106377 A JP 2004106377A JP 2005293992 A JP2005293992 A JP 2005293992A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 238000005401 electroluminescence Methods 0.000 title claims abstract description 7
- 238000000034 method Methods 0.000 title claims abstract description 5
- 230000005525 hole transport Effects 0.000 claims abstract description 32
- 239000000463 material Substances 0.000 claims abstract description 31
- 239000002019 doping agent Substances 0.000 claims abstract description 9
- 150000001875 compounds Chemical class 0.000 claims abstract description 7
- 238000009751 slip forming Methods 0.000 claims description 7
- 238000001771 vacuum deposition Methods 0.000 claims description 4
- 238000000151 deposition Methods 0.000 claims description 3
- 230000008021 deposition Effects 0.000 claims description 3
- 125000005259 triarylamine group Chemical group 0.000 claims description 3
- 238000002347 injection Methods 0.000 description 9
- 239000007924 injection Substances 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 6
- 239000011368 organic material Substances 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 4
- OBAJPWYDYFEBTF-UHFFFAOYSA-N 2-tert-butyl-9,10-dinaphthalen-2-ylanthracene Chemical compound C1=CC=CC2=CC(C3=C4C=CC=CC4=C(C=4C=C5C=CC=CC5=CC=4)C4=CC=C(C=C43)C(C)(C)C)=CC=C21 OBAJPWYDYFEBTF-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- -1 arylamine compound Chemical class 0.000 description 2
- 230000005281 excited state Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- BFTIPCRZWILUIY-UHFFFAOYSA-N 2,5,8,11-tetratert-butylperylene Chemical group CC(C)(C)C1=CC(C2=CC(C(C)(C)C)=CC=3C2=C2C=C(C=3)C(C)(C)C)=C3C2=CC(C(C)(C)C)=CC3=C1 BFTIPCRZWILUIY-UHFFFAOYSA-N 0.000 description 1
- ZVYVRXAIGFRABK-UHFFFAOYSA-N 5,12-bis(4-tert-butylphenyl)tetracene Chemical compound C1=CC(C(C)(C)C)=CC=C1C(C1=CC2=CC=CC=C2C=C11)=C(C=CC=C2)C2=C1C1=CC=C(C(C)(C)C)C=C1 ZVYVRXAIGFRABK-UHFFFAOYSA-N 0.000 description 1
- WTCSROCYPKJPDZ-UHFFFAOYSA-N 6-methyl-2-[4-[12-[4-(6-methyl-1,3-benzothiazol-2-yl)phenyl]-6,11-diphenyltetracen-5-yl]phenyl]-1,3-benzothiazole Chemical group S1C2=CC(C)=CC=C2N=C1C(C=C1)=CC=C1C(C1=C(C=2C=CC=CC=2)C2=CC=CC=C22)=C3C=CC=CC3=C(C=3C=CC(=CC=3)C=3SC4=CC(C)=CC=C4N=3)C1=C2C1=CC=CC=C1 WTCSROCYPKJPDZ-UHFFFAOYSA-N 0.000 description 1
- REDXJYDRNCIFBQ-UHFFFAOYSA-N aluminium(3+) Chemical compound [Al+3] REDXJYDRNCIFBQ-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- IBHBKWKFFTZAHE-UHFFFAOYSA-N n-[4-[4-(n-naphthalen-1-ylanilino)phenyl]phenyl]-n-phenylnaphthalen-1-amine Chemical group C1=CC=CC=C1N(C=1C2=CC=CC=C2C=CC=1)C1=CC=C(C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C3=CC=CC=C3C=CC=2)C=C1 IBHBKWKFFTZAHE-UHFFFAOYSA-N 0.000 description 1
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000007738 vacuum evaporation Methods 0.000 description 1
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- H—ELECTRICITY
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- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/10—Apparatus or processes specially adapted to the manufacture of electroluminescent light sources
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
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- 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
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- 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
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- H—ELECTRICITY
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
- H10K71/10—Deposition of organic active material
- H10K71/16—Deposition of organic active material using physical vapour deposition [PVD], e.g. vacuum deposition or sputtering
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- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
- H10K71/10—Deposition of organic active material
- H10K71/16—Deposition of organic active material using physical vapour deposition [PVD], e.g. vacuum deposition or sputtering
- H10K71/164—Deposition of organic active material using physical vapour deposition [PVD], e.g. vacuum deposition or sputtering using vacuum deposition
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- H10K85/622—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene containing four rings, e.g. pyrene
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- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
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- H10K85/657—Polycyclic condensed heteroaromatic hydrocarbons
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- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
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- H10K2102/00—Constructional details relating to the organic devices covered by this subclass
- H10K2102/10—Transparent electrodes, e.g. using graphene
- H10K2102/101—Transparent electrodes, e.g. using graphene comprising transparent conductive oxides [TCO]
- H10K2102/103—Transparent electrodes, e.g. using graphene comprising transparent conductive oxides [TCO] comprising indium oxides, e.g. ITO
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- H10K85/30—Coordination compounds
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- H10K85/324—Metal complexes comprising a group IIIA element, e.g. Tris (8-hydroxyquinoline) gallium [Gaq3] comprising aluminium, e.g. Alq3
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- Optics & Photonics (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
【解決手段】 1対の電極2,8の間に、ホール輸送層4、第1の発光層5、及び第2の発光層6が設けられており、第1の発光層5が少なくとも1つのドーパント材料とホスト材料を含み、ホスト材料として、ホール輸送層4のホール輸送性材料と同じ化合物が用いられている有機エレクトロルミネッセンス素子の製造方法において、ホール輸送層4と第1の発光層5を同一のチャンバー内で連続して形成することを特徴としている。
【選択図】 図1
Description
図1に示す構造を有する有機EL素子を作製した。図1を参照して、基板1の上には、ITOからなるホール注入電極が形成されており、ホール注入電極2の上には、NPBからなるホール輸送層4(厚み240nm)が設けられている。ホール輸送層4の上には、オレンジ色発光層5(厚み30nm)及び青色発光層6(厚み40nm)が設けられている。青色発光層6の上には、Alqからなる電子輸送層7(厚み30nm)が形成されている。電子輸送層7の上には、LiF(厚み1nm)とAl(厚み250nm)からなる電子注入電極8が設けられている。
表1に示すように、ホール輸送層及びオレンジ色発光層をチャンバーA内で連続して形成し、青色発光層及び電子輸送層をチャンバーB内で連続して形成した。
表1に示すように、ホール輸送層をチャンバーA内で形成し、オレンジ色発光層及び青色発光層をチャンバーB内で連続して形成し、電子輸送層をチャンバーC内で形成した。
表1に示すように、ホール輸送層をチャンバーA内で形成し、オレンジ色発光層をチャンバーB内で形成し、青色発光層及び電子輸送層をチャンバーC内で連続して形成した。
表1に示すように、ホール輸送層をチャンバーA内で形成し、オレンジ色発光層をチャンバーB内で形成し、青色発光層をチャンバーC内で形成し、電子輸送層をチャンバーD内で形成した。
実施例1及び2並びに比較例1〜3の各有機EL素子について、発光効率、駆動電圧、及び寿命(半減期)を測定した。測定結果を表2に示す。
2…ホール注入電極
3…ホール注入層
4…ホール輸送層
5…オレンジ色発光層
6…青色発光層
7…電子輸送層
8…電子注入電極
Claims (4)
- 1対の電極の間に、ホール輸送層、第1の発光層、及び第2の発光層が設けられており、前記第1の発光層が少なくとも1つのドーパント材料とホスト材料を含み、該ホスト材料として、前記ホール輸送層のホール輸送性材料と同じ化合物が用いられている有機エレクトロルミネッセンス素子の製造方法において、
前記ホール輸送層と前記第1の発光層を同一チャンバー内で連続して形成することを特徴とする有機エレクトロルミネッセンス素子の製造方法。 - 前記第1の発光層がオレンジ色発光層であり、前記第2の発光層が青色発光層であることを特徴とする請求項1に記載の有機エレクトロルミネッセンス素子の製造方法。
- 前記ホール輸送層と前記第1の発光層を、真空蒸着法により蒸着源を変えることによって連続して形成することを特徴とする請求項1または2に記載の有機エレクトロルミネッセンス素子の製造方法。
- 前記ホール輸送性材料及び前記ホスト材料が、トリアリールアミン誘導体であることを特徴とする請求項1〜3のいずれか1項に記載の有機エレクトロルミネッセンス素子の製造方法。
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004106377A JP2005293992A (ja) | 2004-03-31 | 2004-03-31 | 有機エレクトロルミネッセンス素子の製造方法 |
| TW094100015A TW200533235A (en) | 2004-03-31 | 2005-01-03 | Method for making organic electroluminescence element |
| KR1020050011835A KR20060041910A (ko) | 2004-03-31 | 2005-02-14 | 유기 전계 발광 소자의 제조 방법 |
| CNA2005100077659A CN1678142A (zh) | 2004-03-31 | 2005-02-16 | 有机电致发光元件的制造方法 |
| US11/085,233 US20060051497A1 (en) | 2004-03-31 | 2005-03-22 | Process for preparing organic electroluminescent device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004106377A JP2005293992A (ja) | 2004-03-31 | 2004-03-31 | 有機エレクトロルミネッセンス素子の製造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2005293992A true JP2005293992A (ja) | 2005-10-20 |
Family
ID=35050384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004106377A Pending JP2005293992A (ja) | 2004-03-31 | 2004-03-31 | 有機エレクトロルミネッセンス素子の製造方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20060051497A1 (ja) |
| JP (1) | JP2005293992A (ja) |
| KR (1) | KR20060041910A (ja) |
| CN (1) | CN1678142A (ja) |
| TW (1) | TW200533235A (ja) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007173779A (ja) * | 2005-12-20 | 2007-07-05 | Samsung Sdi Co Ltd | 有機電界発光表示素子およびその製造方法 |
| JP2007173780A (ja) * | 2005-12-20 | 2007-07-05 | Samsung Sdi Co Ltd | 有機発光表示素子及びその製造方法 |
| US7643750B2 (en) | 2005-10-20 | 2010-01-05 | Ricoh Company, Ltd. | Photographing apparatus with image-blur suppression mechanism |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100484353C (zh) | 2008-01-29 | 2009-04-29 | 清华大学 | 有机电致发光器件 |
| KR101352116B1 (ko) * | 2009-11-24 | 2014-01-14 | 엘지디스플레이 주식회사 | 백색 유기 발광 소자 |
| JP5703080B2 (ja) * | 2011-03-23 | 2015-04-15 | 株式会社東芝 | 有機電界発光素子、表示装置および照明装置 |
| JP6444046B2 (ja) * | 2013-04-03 | 2018-12-26 | キヤノン株式会社 | 有機化合物及び有機発光素子 |
| CN104505463A (zh) * | 2014-09-28 | 2015-04-08 | 桂林电子科技大学 | 一种双层发光层结构的白光oled器件 |
| CN105679957B (zh) * | 2016-04-20 | 2017-12-05 | 京东方科技集团股份有限公司 | 有机发光器件及其制备方法 |
| CN109599492A (zh) * | 2017-09-30 | 2019-04-09 | 昆山维信诺科技有限公司 | 发光器件 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4234622A (en) * | 1979-04-11 | 1980-11-18 | The United States Of American As Represented By The Secretary Of The Army | Vacuum deposition method |
| US6501100B1 (en) * | 2000-05-15 | 2002-12-31 | General Electric Company | White light emitting phosphor blend for LED devices |
| CN100390133C (zh) * | 2000-10-05 | 2008-05-28 | 新日铁化学株式会社 | 有机场致发光元件 |
-
2004
- 2004-03-31 JP JP2004106377A patent/JP2005293992A/ja active Pending
-
2005
- 2005-01-03 TW TW094100015A patent/TW200533235A/zh unknown
- 2005-02-14 KR KR1020050011835A patent/KR20060041910A/ko not_active Withdrawn
- 2005-02-16 CN CNA2005100077659A patent/CN1678142A/zh active Pending
- 2005-03-22 US US11/085,233 patent/US20060051497A1/en not_active Abandoned
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7643750B2 (en) | 2005-10-20 | 2010-01-05 | Ricoh Company, Ltd. | Photographing apparatus with image-blur suppression mechanism |
| JP2007173779A (ja) * | 2005-12-20 | 2007-07-05 | Samsung Sdi Co Ltd | 有機電界発光表示素子およびその製造方法 |
| JP2007173780A (ja) * | 2005-12-20 | 2007-07-05 | Samsung Sdi Co Ltd | 有機発光表示素子及びその製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| TW200533235A (en) | 2005-10-01 |
| US20060051497A1 (en) | 2006-03-09 |
| KR20060041910A (ko) | 2006-05-12 |
| CN1678142A (zh) | 2005-10-05 |
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