JP2010538440A - 上面発光型oledデバイスの製造 - Google Patents
上面発光型oledデバイスの製造 Download PDFInfo
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- RBTKNAXYKSUFRK-UHFFFAOYSA-N heliogen blue Chemical compound [Cu].[N-]1C2=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=NC([N-]1)=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=N2 RBTKNAXYKSUFRK-UHFFFAOYSA-N 0.000 description 1
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- IEQIEDJGQAUEQZ-UHFFFAOYSA-N phthalocyanine Chemical class N1C(N=C2C3=CC=CC=C3C(N=C3C4=CC=CC=C4C(=N4)N3)=N2)=C(C=CC=C2)C2=C1N=C1C2=CC=CC=C2C4=N1 IEQIEDJGQAUEQZ-UHFFFAOYSA-N 0.000 description 1
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/805—Electrodes
- H10K50/82—Cathodes
- H10K50/828—Transparent cathodes, e.g. comprising thin metal layers
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
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- H10K50/81—Anodes
- H10K50/814—Anodes combined with auxiliary electrodes, e.g. ITO layer combined with metal lines
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- H10K50/81—Anodes
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- H10K59/805—Electrodes
- H10K59/8052—Cathodes
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Abstract
Description
b)前記下部電極及び前記上部電極バスの上にEL媒体構造物を形成する材料を付着させ、
c)前記EL媒体構造物を粒状汚染物から保護する第一の透光性上部電極を、前記EL媒体構造物の上に付着させ、そして
d)前記上部電極バスの選択部分の上にある前記EL媒体構造物のほとんどを選択的に除去することを含む、上面発光型LEDデバイスの製造方法。
上述したように、選択的除去を、たとえば、レーザーアブレーション法で行うことができる。集積回路内に配置された1つ以上のレーザー線形アレイをLEDデバイスの表面上で移動させることができ、その際、該線形アレイを上部電極バス30に対して位置合わせし、そこからEL媒体構造物14を除去する。又は、静止したレーザー40の線形アレイに対してLEDデバイスを移動させてもよい。
12 下部電極
14 EL媒体構造物
15,15A 蒸発した粒子
16 第一の透光性上部電極
17 第二の透光性上部電極
30 上部電極バス
31 共通電気接続
32 熱吸収性層
34 電気絶縁層
36 マスク
37 マスク開口部
40 レーザー
42 レーザービーム
43 均一な輻射線
50 粒子除去装置
60 ビア
100 基板提供操作
105 EL付着操作
110 第一の上部電極付着操作
115 選択除去操作
120 第二の上部電極付着操作
200 レーザーアブレーション操作
205 反応性ガスエッチング操作
210 反応性ケミカルエッチング操作
215 反応性粒子エッチング操作
Claims (20)
- a)基板上に、側方に間隔を置いて並べられた不透光性下部電極と、該下部電極から電気的に絶縁されている上部電極バスとを配設し、
b)前記下部電極及び前記上部電極バスの上にEL媒体構造物を形成する材料を付着させ、
c)前記EL媒体構造物を粒状汚染物から保護する第一の透光性上部電極を、前記EL媒体構造物の上に付着させ、そして
d)前記上部電極バスの選択部分の上にある前記EL媒体構造物のほとんどを選択的に除去することを含む、上面発光型LEDデバイスの製造方法。 - 前記EL媒体構造物を選択的に除去する工程は、前記上部電極バスの部分から前記第一の透光性上部電極をも選択的に除去する、請求項1記載の方法。
- 第二の透光性上部電極が前記上部電極バスの少なくとも上面と電気接触するようにして、前記第一の透光性上部電極の上にありかつ前記第一の透光性上部電極と直接電気接触している第二の透光性上部電極を付着させる工程をさらに含む、請求項2記載の方法。
- 前記第二の透光性上部電極は前記第一の透光性上部電極よりも厚い、請求項3記載の方法。
- 前記上部電極バスの選択部分の上で前記EL媒体構造物を選択的に除去する工程は、前記第一の上部電極を前記上記電極バスの少なくとも上面と電気接触させることになる、請求項1記載の方法。
- 前記EL媒体構造物を選択的に除去する工程は、EL媒体構造物の材料をアブレーションすることを含む、請求項1記載の方法。
- 前記EL媒体構造物の材料を加熱して、該材料をアブレーションする、請求項6記載の方法。
- 加熱の工程はレーザービームに局所暴露することにより行われる、請求項7記載の方法。
- 前記EL媒体構造物の材料は、前記EL媒体構造物が選択的に除去されるときに、前記第一の透光性上部電極と前記上部電極バスとの間に閉じ込められる、請求項1記載の方法。
- 前記EL媒体構造物が選択的に除去される領域において、前記EL媒体構造物の上又は下に熱吸収性要素を形成する工程をさらに含む、請求項1記載の方法。
- 前記熱吸収性要素は前記上部電極バスの上に形成される、請求項10記載の方法。
- 前記熱吸収性要素は導電性であるか又は黒色である、請求項10記載の方法。
- 前記EL媒体構造物を選択的に除去する工程は加熱、反応性ガスへの暴露、反応性化学物質への暴露、機械的除去性粒子への暴露及び反応性粒子への暴露の1つ以上の工程を含む、請求項1記載の方法。
- 前記下部電極及び前記上部電極バスは同時に形成される、請求項1記載の方法。
- 前記上部電極バスと下部電極との間に電気絶縁性材料を提供する工程をさらに含む、請求項1記載の方法。
- 前記上部電極又は下部電極に共通電気接続を提供する工程をさらに含む、請求項1記載の方法。
- i)前記上部電極バスに向けられたレーザー光ビームを提供し、そして
ii)前記基板上で付着した前記上部電極バスとレーザー光ビームとの間に相対移動を行う工程をさらに含む、請求項1記載の方法。 - i)前記EL媒体構造物に向けられた均一な輻射線の源を提供し、そして
ii)前記源と前記EL媒体構造物との間にあるマスクであって、前記上部電極バスの位置に対応するマスク開口部を有するマスクを提供する工程をさらに含む、請求項1記載の方法。 - 請求項1記載の方法により製造されるLEDデバイス。
- 請求項3記載の方法により製造されるLEDデバイス。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US11/849,398 | 2007-09-04 | ||
US11/849,398 US7833074B2 (en) | 2007-09-04 | 2007-09-04 | Method of making a top-emitting OLED device having improved power distribution |
PCT/US2008/010093 WO2009032100A1 (en) | 2007-09-04 | 2008-08-26 | Making a top-emitting oled device |
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JP2010538440A true JP2010538440A (ja) | 2010-12-09 |
JP5443361B2 JP5443361B2 (ja) | 2014-03-19 |
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US (1) | US7833074B2 (ja) |
EP (1) | EP2198471B1 (ja) |
JP (1) | JP5443361B2 (ja) |
KR (1) | KR101262828B1 (ja) |
CN (1) | CN101842919B (ja) |
WO (1) | WO2009032100A1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010027210A (ja) * | 2008-07-15 | 2010-02-04 | Canon Inc | 有機発光素子の製造方法及び有機発光素子 |
WO2015030123A1 (ja) * | 2013-08-30 | 2015-03-05 | 大日本印刷株式会社 | トップエミッション型有機エレクトロルミネッセンス表示装置の製造方法、およびトップエミッション型有機エレクトロルミネッセンス表示装置形成用蓋材 |
JP2015222728A (ja) * | 2013-09-02 | 2015-12-10 | 大日本印刷株式会社 | トップエミッション型有機エレクトロルミネッセンス表示装置およびその製造方法 |
KR20160047476A (ko) | 2013-09-02 | 2016-05-02 | 다이니폰 인사츠 가부시키가이샤 | 톱 에미션형 유기 일렉트로루미네센스 표시 장치 및 그 제조 방법 |
KR20160051754A (ko) | 2013-09-02 | 2016-05-11 | 다이니폰 인사츠 가부시키가이샤 | 톱 에미션형 유기 일렉트로루미네센스 표시 장치 및 그 제조 방법 |
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WO2009032100A1 (en) | 2009-03-12 |
US7833074B2 (en) | 2010-11-16 |
EP2198471A1 (en) | 2010-06-23 |
US20090061724A1 (en) | 2009-03-05 |
JP5443361B2 (ja) | 2014-03-19 |
EP2198471B1 (en) | 2017-09-27 |
CN101842919B (zh) | 2012-09-19 |
CN101842919A (zh) | 2010-09-22 |
KR101262828B1 (ko) | 2013-05-09 |
KR20100066534A (ko) | 2010-06-17 |
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