KR100866600B1 - 유기발광소자의 제조방법 - Google Patents
유기발광소자의 제조방법 Download PDFInfo
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- KR100866600B1 KR100866600B1 KR1020080085905A KR20080085905A KR100866600B1 KR 100866600 B1 KR100866600 B1 KR 100866600B1 KR 1020080085905 A KR1020080085905 A KR 1020080085905A KR 20080085905 A KR20080085905 A KR 20080085905A KR 100866600 B1 KR100866600 B1 KR 100866600B1
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- light emitting
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 36
- 239000004038 photonic crystal Substances 0.000 claims abstract description 167
- 239000000758 substrate Substances 0.000 claims abstract description 50
- 238000000034 method Methods 0.000 claims abstract description 34
- 239000000463 material Substances 0.000 claims abstract description 18
- 229920003002 synthetic resin Polymers 0.000 claims description 15
- 239000002952 polymeric resin Substances 0.000 claims description 14
- 238000005229 chemical vapour deposition Methods 0.000 claims description 11
- 238000003980 solgel method Methods 0.000 claims description 11
- 238000004528 spin coating Methods 0.000 claims description 8
- 238000004544 sputter deposition Methods 0.000 claims description 7
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 claims description 6
- 238000000151 deposition Methods 0.000 claims description 5
- 230000008021 deposition Effects 0.000 claims description 5
- 238000001704 evaporation Methods 0.000 claims description 5
- 238000002425 crystallisation Methods 0.000 claims description 4
- 230000008025 crystallization Effects 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 230000001678 irradiating effect Effects 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 164
- 230000003287 optical effect Effects 0.000 description 9
- 238000000926 separation method Methods 0.000 description 8
- 238000004088 simulation Methods 0.000 description 6
- 238000009826 distribution Methods 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 239000010408 film Substances 0.000 description 3
- 150000004767 nitrides Chemical group 0.000 description 3
- 238000000059 patterning Methods 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- -1 Si 3 N 4 Inorganic materials 0.000 description 2
- 229910004205 SiNX Inorganic materials 0.000 description 2
- 229910006404 SnO 2 Inorganic materials 0.000 description 2
- 229910010413 TiO 2 Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 239000012044 organic layer Substances 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc oxide Inorganic materials [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/6715—Apparatus for applying a liquid, a resin, an ink or the like
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
- H01L21/02112—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer
- H01L21/02118—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer carbon based polymeric organic or inorganic material, e.g. polyimides, poly cyclobutene or PVC
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/07—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base
- H10N30/074—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by depositing piezoelectric or electrostrictive layers, e.g. aerosol or screen printing
- H10N30/077—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by depositing piezoelectric or electrostrictive layers, e.g. aerosol or screen printing by liquid phase deposition
- H10N30/078—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by depositing piezoelectric or electrostrictive layers, e.g. aerosol or screen printing by liquid phase deposition by sol-gel deposition
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N60/00—Superconducting devices
- H10N60/01—Manufacture or treatment
- H10N60/0268—Manufacture or treatment of devices comprising copper oxide
- H10N60/0296—Processes for depositing or forming copper oxide superconductor layers
- H10N60/0408—Processes for depositing or forming copper oxide superconductor layers by sputtering
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N60/00—Superconducting devices
- H10N60/01—Manufacture or treatment
- H10N60/0268—Manufacture or treatment of devices comprising copper oxide
- H10N60/0296—Processes for depositing or forming copper oxide superconductor layers
- H10N60/0436—Processes for depositing or forming copper oxide superconductor layers by chemical vapour deposition [CVD]
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L2224/80001—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected by connecting a bonding area directly to another bonding area, i.e. connectorless bonding, e.g. bumpless bonding
- H01L2224/808—Bonding techniques
- H01L2224/8085—Bonding techniques using a polymer adhesive, e.g. an adhesive based on silicone, epoxy, polyimide, polyester
- H01L2224/80855—Hardening the adhesive by curing, i.e. thermosetting
- H01L2224/80874—Ultraviolet [UV] curing
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- Condensed Matter Physics & Semiconductors (AREA)
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
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Abstract
Description
Claims (10)
- 기판 상에 광결정층을 형성하는 광결정층 형성단계;상기 광결정층에 비해 높은 굴절률을 갖는 중간층을 상기 광결정층 상에 형성하는 중간층 형성단계; 및상기 중간층 상에 형성되는 제1 전극층, 발광층, 제2 전극층을 순차적으로 형성하는 전극 형성단계;를 포함하고,상기 광결정층 형성단계는상기 기판 상에 상기 광결정층 소재를 도포하는 도포 단계; 및상기 광결정 구조의 역(逆) 표면 형상을 갖는 마스크로 상기 광결정층 소재를 임프린트시켜서 광결정(photonic crystal)을 형성시키는 임프린트 단계;를 포함하는유기발광소자의 제조방법.
- 제 1 항에 있어서,상기 광결정층 소재는 폴리머(Polymer) 레진인 유기발광소자의 제조방법.
- 제 2 항에 있어서,상기 광결정층 형성단계는 상기 임프린트 단계에서 상기 기판의 표면에 폴리머 레진을 도포하고 경화시킨 후 상기 마스크를 가압 및 가열함으로써 상기 폴리머 레진에 광결정 구조를 성형 및 전사시키는 유기발광소자의 제조방법.
- 제 2 항에 있어서,상기 광결정층 형성단계는 상기 임프린트 단계에서 액체 상태의 상기 폴리머 레진을 상기 마스크로 가압한 상태에서 자외선을 조사함으로써 상기 폴리머 레진을 경화시키는 유기발광소자의 제조방법.
- 제 1 항에 있어서,상기 중간층 형성단계는상기 광결정층 상에 졸겔 용액을 떨어뜨리는 졸겔 용액 투하 단계; 및상기 기판을 회전시켜서 상기 졸겔 용액을 스핀 코팅시킴으로써 상기 중간층으로 형성시키는 스핀 코팅 단계;를 포함하는 유기발광소자의 제조방법.
- 제 5 항에 있어서,상기 스핀 코팅 단계에서 상기 기판을 1000rpm ~ 4000rpm으로 고속 회전시키는 유기발광소자의 제조방법.
- 제 6 항에 있어서,상기 스핀 코팅 단계에서 상기 졸겔 용액을 가열하여 결정화를 유도하는 유기발광소자의 제조방법.
- 제 1 항에 있어서,상기 중간층 형성단계는화학증착법(Chemical Vapor Deposition ; CVD), 플라즈마 화학증착법(Plasma Enhanced Chemical Vapor Deposition), 기상 증착법(Evaporating Deposition), 스퍼터링(sputtering) 중 어느 하나의 방법에 따라 상기 광결정층 상에 상기 중간층을 형성하는 유기발광소자의 제조방법.
- 제 8 항에 있어서,상기 중간층 형성단계와 상기 전극 형성단계 사이에서 상기 중간층 상에 평탄화층을 형성하는 평탄화층 형성단계를 더 포함하며,상기 평탄화층 형성단계는 화학적 졸겔법을 사용하여 상기 중간층의 비평탄화된 표면에 졸겔 용액을 떨어 뜨린 후에 상기 기판을 회전시킴으로써, 상기 졸겔 용액에 의해 비평탄화된 영역이 채워져서 상기 평탄화층이 형성되는 유기발광소자의 제조방법.
- 제 1 항에 있어서,상기 중간층 형성단계는상기 광결정층 상에 졸겔 용액을 떨어뜨린 후에 상기 기판을 회전시키고, 상기 졸겔 용액에 의해 상기 광결정 구조의 사이가 채워져서 상기 중간층이 상기 광 결정층의 표면을 평탄화시키는 1차 중간층 형성단계; 및화학증착법(Chemical Vapor Deposition ; CVD), 플라즈마 화학증착법(Plasma Enhanced Chemical Vapor Deposition), 기상 증착법(Evaporating Deposition), 스퍼터링(sputtering) 중 어느 하나의 방법에 따라 상기 중간층을 기 설정된 두께만큼 더 형성하는 2차 중간층 형성단계;를 포함하는유기발광소자의 제조방법.
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20030093515A (ko) * | 2002-06-03 | 2003-12-11 | 주식회사 엘지화학 | 홀로그램 집광판을 포함하는 유기 발광소자 |
KR20060030395A (ko) * | 2004-10-05 | 2006-04-10 | 삼성에스디아이 주식회사 | 유기 전계 발광 표시 장치 및 이의 제조 방법 |
KR20060030396A (ko) * | 2004-10-05 | 2006-04-10 | 삼성에스디아이 주식회사 | 유기 전계 발광 표시 장치 및 이의 제조 방법 |
JP2007287486A (ja) | 2006-04-17 | 2007-11-01 | Aitesu:Kk | 透明基板と電極の間に微細構造体を有する有機el素子 |
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Patent Citations (4)
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KR20030093515A (ko) * | 2002-06-03 | 2003-12-11 | 주식회사 엘지화학 | 홀로그램 집광판을 포함하는 유기 발광소자 |
KR20060030395A (ko) * | 2004-10-05 | 2006-04-10 | 삼성에스디아이 주식회사 | 유기 전계 발광 표시 장치 및 이의 제조 방법 |
KR20060030396A (ko) * | 2004-10-05 | 2006-04-10 | 삼성에스디아이 주식회사 | 유기 전계 발광 표시 장치 및 이의 제조 방법 |
JP2007287486A (ja) | 2006-04-17 | 2007-11-01 | Aitesu:Kk | 透明基板と電極の間に微細構造体を有する有機el素子 |
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