JP2015079755A - 有機電界発光素子及びその製造方法 - Google Patents
有機電界発光素子及びその製造方法 Download PDFInfo
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- JP2015079755A JP2015079755A JP2014211832A JP2014211832A JP2015079755A JP 2015079755 A JP2015079755 A JP 2015079755A JP 2014211832 A JP2014211832 A JP 2014211832A JP 2014211832 A JP2014211832 A JP 2014211832A JP 2015079755 A JP2015079755 A JP 2015079755A
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- thin metal
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- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/127—Active-matrix OLED [AMOLED] displays comprising two substrates, e.g. display comprising OLED array and TFT driving circuitry on different substrates
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- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1218—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition or structure of the substrate
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- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1222—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or crystalline structure of the active layer
- H01L27/1225—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or crystalline structure of the active layer with semiconductor materials not belonging to the group IV of the periodic table, e.g. InGaZnO
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- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
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- H01L29/7869—Thin film transistors, i.e. transistors with a channel being at least partly a thin film having a semiconductor body comprising an oxide semiconductor material, e.g. zinc oxide, copper aluminium oxide, cadmium stannate
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- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
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- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
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Abstract
Description
SiH4+2NH3→SiN2+5H2
2Me+xH2→2MeHx
(Me:薄型金属または薄型金属合金)
2Me+H2→2MeHads
MeHads→MeHabs
以後、平坦化層329をパターニングしてドレイン電極327を露出させるビアホール328を形成する。
320 酸化物トランジスタ
321 ゲート電極
323 ゲート絶縁膜
325 アクティブ層
326 エッチストッパー
327 ソース/ドレイン電極
328 ビアホール
329 平坦化層
330 有機発光ダイオード
331 第1電極
333 バンク
335 有機層
337 第2電極
340 パッシベーション層
350 接着層
360 第2基板
Claims (28)
- 第1基板と、
前記第1基板上の薄膜トランジスタと、
前記薄膜トランジスタ上の平坦化層と、
前記平坦化層上の有機発光ダイオードと、
前記有機発光ダイオード上のパッシベーション層と、
前記パッシベーション層上の第2基板と、
前記第1基板及び前記第2基板の間の水素吸収物質と、を含み、
前記水素吸収物質は、前記薄膜トランジスタを構成する物質の酸化を防ぐために、水素を解離させることを特徴とする、有機電界発光素子。 - 前記第1基板は、水素吸収物質を含むことを特徴とする、請求項1に記載の有機電界発光素子。
- 前記第2基板は、水素吸収物質を含むことを特徴とする、請求項1に記載の有機電界発光素子。
- 前記第1基板及び前記第2基板は水素吸収物質を含むことを特徴とする、請求項1に記載の有機電界発光素子。
- 前記薄膜トランジスタは、インジウムガリウム酸化亜鉛(IGZO)、亜鉛スズ酸化物(ZTO)、および亜鉛酸化インジウム(ZIO)グループから選択された酸化物層を含むことを特徴とする、請求項1に記載の有機電界発光素子。
- 前記水素吸収物質は、薄型金属(metal foil)または水素吸収金属(Hydrogen Capturing Metal)を含む薄型金属合金からなることを特徴とする、請求項1に記載の有機電界発光素子。
- 前記第1基板または前記第2基板のうちの少なくとも1つ以上は、Li、Na、Cr、α-Fe、Mo、W、またはKのグループから選択された物質を含むことを特徴とする、請求項1に記載の有機電界発光素子。
- 前記第1基板または前記第2基板のうちの少なくとも1つ以上は、Pt、Pb、Ni、γ-Fe、Cu、Al、Au、またはAgのグループから選択された物質を含むことを特徴とする、請求項1に記載の有機電界発光素子。
- 前記第1基板及び前記第2基板は、薄型金属または水素吸収金属を含む薄型金属合金を含むことを特徴とする、請求項1に記載の有機電界発光素子。
- 前記水素吸収物質は、水素分子を水素原子に解離させることを特徴とする、請求項1に記載の有機電界発光素子。
- 前記水素吸収物質は、侵入型固溶体または金属水素化物を形成する水素原子への水素分子を解離させることが可能である、請求項1に記載の有機電界発光素子。
- 前記水素吸収物質は、前記第1基板または前記第2基板のうちのいずれか1つの内面に形成された薄型金属または薄型金属合金であることを特徴とする、請求項1に記載の有機電界発光素子。
- 前記パッシベーション層上に接着層をさらに含み、前記接着層はBa、Ca、Cu、Fe、Hf、La、Mg、Nb、Ni、Pd、Pt、Se、Sr、Ta、Ti、V、またはZrを構成するグループから選択された要素を含むことを特徴とする、請求項1に記載の有機電界発光素子。
- 前記水素吸収物質は、Ba、Ca、Cu、Fe、Hf、La、Mg、Nb、Ni、Pd、Pt、Se、Sr、Ta、Ti、V、またはZrのグループから選択された要素を含むことを特徴とする、請求項1に記載の有機電界発光素子。
- 第1基板を準備するステップと、
前記第1基板上に薄膜トランジスタを形成するステップと、
前記薄膜トランジスタ上に平坦化層を形成するステップと、
前記平坦化層上に有機発光ダイオードを形成するステップと、
前記有機発光ダイオード上にパッシベーション層を形成するステップと、
前記パッシベーション層上に第2基板を位置させるステップと、
前記第1基板及び前記第2基板の間に水素吸収物質を形成させるステップと、
を含むことを特徴とする、
前記水素吸収物質は、前記薄膜トランジスタを構成する物質の酸化を防ぐために、水素を解離させることを特徴とする、有機電界発光素子の製造方法。 - 前記水素吸収物質は、前記第1基板上に形成されたことを特徴とする、請求項15に記載の有機電界発光素子の製造方法。
- 前記水素吸収物質は、前記第2基板上に形成されたことを特徴とする、請求項15に記載の有機電界発光素子の製造方法 。
- 前記水素吸収層は、前記第1基板及び前記第2基板に形成されたことを特徴とする、請求項15に記載の有機電界発光素子の製造方法 。
- 前記薄膜トランジスタは、インジウムガリウム酸化亜鉛(IGZO)、亜鉛スズ酸化物(ZTO)、および亜鉛酸化インジウム(ZIO)グループから選択された酸化物層を含むことを特徴とする、請求項15に記載の有機電界発光素子の製造方法 。
- 前記水素吸収物質は、薄型金属または水素吸収金属を含む薄型金属合金からなることを特徴とする、請求項15に記載の有機電界発光素子の製造方法 。
- 前記第1基板または前記第2基板のうちの少なくとも1つ以上は、Li、Na、Cr、α-Fe、Mo、W、またはKのグループから選択された物質を含むことを特徴とする、請求項15に記載の有機電界発光素子の製造方法 。
- 前記第1基板または前記第2基板のうちの少なくとも1つ以上は、Pt、Pb、Ni、γ-Fe、Cu、Al、Au、またはAgのグループから選択された物質を含むことを特徴とする、請求項15に記載の有機電界発光素子の製造方法 。
- 前記第1基板と前記第2基板は、薄型金属または水素吸収金属を含む薄型金属合金を含むことを特徴とする、請求項15に記載の有機電界発光素子の製造方法 。
- 前記水素吸収物質は、水素分子を水素原子に解離(dissociate)させることを特徴とする、請求項15に記載の有機電界発光素子の製造方法 。
- 前記水素吸収物質は、侵入型固溶体または金属水素化物を形成する水素原子への水素分子を解離させることが可能である、 15に記載の有機電界発光素子の製造方法 。
- 前記水素吸収物質は、第1基板または第2基板のうち、いずれか1つの内面に形成された薄型金属または薄型金属合金であることを特徴とする、請求項15に記載の有機電界発光素子の製造方法 。
- 前記パッシベーション層上に接着層を形成し、前記接着層はBa、Ca、Cu、Fe、Hf、La、Mg、Nb、Ni、Pd、Pt、Se、Sr、Ta、Ti、V、またはZrのグループから選択された要素を含むことを特徴とする、請求項15に記載の有機電界発光素子の製造方法 。
- 前記水素吸収物質はBa、Ca、Cu、Fe、Hf、La、Mg、Nb、Ni、Pd、Pt、Se、Sr、Ta、Ti、V、またはZrのグループから選択された要素を含むことを特徴とする、請求項15に記載の有機電界発光素子の製造方法 。
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US20170162814A1 (en) | 2017-06-08 |
KR102062353B1 (ko) | 2020-01-06 |
JP6138739B2 (ja) | 2017-05-31 |
TW201517253A (zh) | 2015-05-01 |
EP2863447B1 (en) | 2024-04-24 |
US10069109B2 (en) | 2018-09-04 |
US9583546B2 (en) | 2017-02-28 |
CN104576689A (zh) | 2015-04-29 |
US20150102332A1 (en) | 2015-04-16 |
CN104576689B (zh) | 2018-01-26 |
KR20150044522A (ko) | 2015-04-27 |
TWI587489B (zh) | 2017-06-11 |
EP2863447A3 (en) | 2015-07-01 |
EP3930021A1 (en) | 2021-12-29 |
EP2863447A2 (en) | 2015-04-22 |
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