JP4308172B2 - 薄膜形成方法及び有機電界発光素子の製造方法 - Google Patents
薄膜形成方法及び有機電界発光素子の製造方法 Download PDFInfo
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- JP4308172B2 JP4308172B2 JP2005194305A JP2005194305A JP4308172B2 JP 4308172 B2 JP4308172 B2 JP 4308172B2 JP 2005194305 A JP2005194305 A JP 2005194305A JP 2005194305 A JP2005194305 A JP 2005194305A JP 4308172 B2 JP4308172 B2 JP 4308172B2
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- 239000010409 thin film Substances 0.000 title claims description 38
- 238000000034 method Methods 0.000 title claims description 35
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 239000000463 material Substances 0.000 claims description 113
- 239000000654 additive Substances 0.000 claims description 40
- 230000000996 additive effect Effects 0.000 claims description 40
- 239000010408 film Substances 0.000 claims description 34
- 238000000151 deposition Methods 0.000 claims description 32
- 238000007740 vapor deposition Methods 0.000 claims description 30
- 230000008021 deposition Effects 0.000 claims description 27
- 238000001771 vacuum deposition Methods 0.000 claims description 22
- 230000005496 eutectics Effects 0.000 claims description 19
- 239000000758 substrate Substances 0.000 claims description 16
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 239000000126 substance Substances 0.000 claims description 10
- 239000007769 metal material Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 5
- 229910052755 nonmetal Inorganic materials 0.000 claims description 4
- 239000010410 layer Substances 0.000 description 21
- 238000001704 evaporation Methods 0.000 description 18
- 230000008020 evaporation Effects 0.000 description 16
- 238000010586 diagram Methods 0.000 description 12
- 239000012071 phase Substances 0.000 description 10
- 230000008018 melting Effects 0.000 description 9
- 238000002844 melting Methods 0.000 description 9
- 229910000838 Al alloy Inorganic materials 0.000 description 6
- 229910018134 Al-Mg Inorganic materials 0.000 description 5
- 229910021364 Al-Si alloy Inorganic materials 0.000 description 5
- 229910018467 Al—Mg Inorganic materials 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 229910018125 Al-Si Inorganic materials 0.000 description 3
- 229910018520 Al—Si Inorganic materials 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 229910010272 inorganic material Inorganic materials 0.000 description 3
- 239000011147 inorganic material Substances 0.000 description 3
- 229910000882 Ca alloy Inorganic materials 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000005525 hole transport Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000005240 physical vapour deposition Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005401 electroluminescence Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000007733 ion plating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
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- H—ELECTRICITY
- 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
- H10K71/60—Forming conductive regions or layers, e.g. electrodes
-
- 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
- H05B33/10—Apparatus or processes specially adapted to the manufacture of electroluminescent light sources
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/14—Metallic material, boron or silicon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/24—Vacuum evaporation
- C23C14/243—Crucibles for source material
-
- 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
- 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
-
- H—ELECTRICITY
- 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
- H10K71/12—Deposition of organic active material using liquid deposition, e.g. spin coating
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electroluminescent Light Sources (AREA)
- Physical Vapour Deposition (AREA)
Description
110 真空蒸着チャンバー
120 蒸発源
120a 蒸発源部
120b ノズル部
121 炉
122 蒸着物質
123 添加物質
124 熱線
125 孔
130 基板
140 成膜物質
150 薄膜
Claims (8)
- 蒸着物質と添加物質とを混合した成膜物質を蒸着させて、薄膜を形成する段階を含み、
前記添加物質は、前記蒸着物質と共融点を有し、前記蒸着物質は、Alであり、前記添加物質は、金属または非金属物質であることを特徴とする薄膜形成方法。 - 前記添加物質は、Si、Mg及びCaのいずれか1つの物質であることを特徴とする請求項1に記載の薄膜形成方法。
- 前記薄膜は、真空蒸着法を用いて形成することを特徴とする請求項1に記載の薄膜形成方法。
- 基板上に第1電極を形成する段階と、
前記第1電極上に少なくとも有機発光層を含む有機膜層パターンを形成する段階と、
前記有機膜層パターン上に第2電極を形成する段階と、を含み、
前記第1電極及び第2電極の少なくともいずれか1つは、蒸着物質と、前記蒸着物質と共融点を有する添加物質とを混合した成膜物質を蒸着させて形成し、前記蒸着物質は、Alであり、前記添加物質は、金属または非金属物質であることを特徴とする有機電界発光素子の製造方法。 - 前記第2電極は、カソード電極であることを特徴とする請求項4に記載の有機電界発光素子の製造方法。
- 前記添加物質は、前記Alと仕事関数(work function)が同じ物質、又は前記Alより仕事関数が低い物質であることを特徴とする請求項4に記載の有機電界発光素子の製造方法。
- 前記添加物質は、Si、Mg及びCaのいずれか1つの物質であることを特徴とする請求項4に記載の有機電界発光素子の製造方法。
- 前記第1電極及び第2電極の少なくともいずれか1つは、真空蒸着法を用いて形成することを特徴とする請求項4に記載の有機電界発光素子の製造方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050008791A KR100611673B1 (ko) | 2005-01-31 | 2005-01-31 | 박막 형성 방법 및 유기전계발광소자의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006207023A JP2006207023A (ja) | 2006-08-10 |
JP4308172B2 true JP4308172B2 (ja) | 2009-08-05 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP2005194305A Active JP4308172B2 (ja) | 2005-01-31 | 2005-07-01 | 薄膜形成方法及び有機電界発光素子の製造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20060172537A1 (ja) |
EP (1) | EP1686635A1 (ja) |
JP (1) | JP4308172B2 (ja) |
KR (1) | KR100611673B1 (ja) |
CN (1) | CN100440459C (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2584624A1 (en) * | 2011-10-18 | 2013-04-24 | Polyphotonix Limited | Method of manufacturing precursor material for forming light emitting region of electroluminescent device |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1796053A1 (de) * | 1967-08-29 | 1972-02-17 | Jones & Laughlin Steed Corp | Verfahren zur Metallisierung eines Substrates |
US3637421A (en) * | 1969-08-27 | 1972-01-25 | Joseph Paul Gimigliano | Vacuum vapor coating with metals of high vapor pressure |
US3886583A (en) * | 1971-07-01 | 1975-05-27 | Motorola Inc | Insulated gate-field-effect transistor |
JPS4848334A (ja) * | 1971-10-07 | 1973-07-09 | ||
US4885211A (en) * | 1987-02-11 | 1989-12-05 | Eastman Kodak Company | Electroluminescent device with improved cathode |
US5059862A (en) * | 1990-07-26 | 1991-10-22 | Eastman Kodak Company | Electroluminescent device with improved cathode |
US5429884A (en) * | 1992-01-17 | 1995-07-04 | Pioneer Electronic Corporation | Organic electroluminescent element |
WO1994003032A1 (en) * | 1992-07-23 | 1994-02-03 | Idemitsu Kosan Co., Ltd. | Organic el device |
JP2701738B2 (ja) * | 1994-05-17 | 1998-01-21 | 日本電気株式会社 | 有機薄膜el素子 |
US5952037A (en) * | 1995-03-13 | 1999-09-14 | Pioneer Electronic Corporation | Organic electroluminescent display panel and method for manufacturing the same |
JP3684614B2 (ja) * | 1995-06-06 | 2005-08-17 | 富士電機ホールディングス株式会社 | 有機薄膜発光素子およびその製造方法 |
US5714838A (en) * | 1996-09-20 | 1998-02-03 | International Business Machines Corporation | Optically transparent diffusion barrier and top electrode in organic light emitting diode structures |
JPH10125469A (ja) * | 1996-10-24 | 1998-05-15 | Tdk Corp | 有機el発光素子 |
JPH10255987A (ja) * | 1997-03-11 | 1998-09-25 | Tdk Corp | 有機el素子の製造方法 |
US6137223A (en) * | 1998-07-28 | 2000-10-24 | Eastman Kodak Company | Electron-injecting layer formed from a dopant layer for organic light-emitting structure |
US6781305B1 (en) * | 1998-12-25 | 2004-08-24 | Sanyo Electric Co., Ltd. | Organic electroluminescent device having negative electrode containing a selective combination of elements |
US7560175B2 (en) * | 1999-12-31 | 2009-07-14 | Lg Chem, Ltd. | Electroluminescent devices with low work function anode |
WO2001093346A2 (en) * | 2000-05-31 | 2001-12-06 | Board Of Regents, The University Of Texas System | High brightness and low voltage operated leds based on inorganic salts as emitters and conductive materials as cathodic contacts |
US6676990B1 (en) * | 2000-07-27 | 2004-01-13 | Eastman Kodak Company | Method of depositing aluminum-lithium alloy cathode in organic light emitting devices |
DE10117663B4 (de) * | 2001-04-09 | 2004-09-02 | Samsung SDI Co., Ltd., Suwon | Verfahren zur Herstellung von Matrixanordnungen auf Basis verschiedenartiger organischer leitfähiger Materialien |
US6965197B2 (en) * | 2002-10-01 | 2005-11-15 | Eastman Kodak Company | Organic light-emitting device having enhanced light extraction efficiency |
EP1586128B1 (de) * | 2003-01-21 | 2019-07-31 | OSRAM OLED GmbH | Kathode für ein organisches elektronikbauteil |
US7255151B2 (en) * | 2004-11-10 | 2007-08-14 | Husky Injection Molding Systems Ltd. | Near liquidus injection molding process |
US7329436B2 (en) * | 2004-11-17 | 2008-02-12 | United Technologies Corporation | Vapor deposition of dissimilar materials |
-
2005
- 2005-01-31 KR KR1020050008791A patent/KR100611673B1/ko active IP Right Grant
- 2005-07-01 JP JP2005194305A patent/JP4308172B2/ja active Active
- 2005-07-01 EP EP05106012A patent/EP1686635A1/en not_active Withdrawn
- 2005-07-01 US US11/171,459 patent/US20060172537A1/en not_active Abandoned
- 2005-07-01 CN CNB2005100922240A patent/CN100440459C/zh active Active
Also Published As
Publication number | Publication date |
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US20060172537A1 (en) | 2006-08-03 |
CN1815698A (zh) | 2006-08-09 |
KR20060087915A (ko) | 2006-08-03 |
KR100611673B1 (ko) | 2006-08-10 |
EP1686635A1 (en) | 2006-08-02 |
JP2006207023A (ja) | 2006-08-10 |
CN100440459C (zh) | 2008-12-03 |
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