JP2009231090A5 - - Google Patents

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Publication number
JP2009231090A5
JP2009231090A5 JP2008075854A JP2008075854A JP2009231090A5 JP 2009231090 A5 JP2009231090 A5 JP 2009231090A5 JP 2008075854 A JP2008075854 A JP 2008075854A JP 2008075854 A JP2008075854 A JP 2008075854A JP 2009231090 A5 JP2009231090 A5 JP 2009231090A5
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JP
Japan
Prior art keywords
opening
electrode
insulating film
pixel circuit
forming
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Pending
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JP2008075854A
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Japanese (ja)
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JP2009231090A (en
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Priority to JP2008075854A priority Critical patent/JP2009231090A/en
Priority claimed from JP2008075854A external-priority patent/JP2009231090A/en
Publication of JP2009231090A publication Critical patent/JP2009231090A/en
Publication of JP2009231090A5 publication Critical patent/JP2009231090A5/ja
Pending legal-status Critical Current

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Claims (5)

基板と、
前記基板上に設けられた電極を備える画素回路と、
前記画素回路の上方を被覆し、前記画素回路の電極部分に第一開口部が形成された第一絶縁膜と、
前記第一開口部の周囲の前記第一絶縁膜を露出するように、その第一開口部よりも幅広な第二開口部が形成された第二絶縁膜と、
前記第一開口部における前記画素回路の電極上、前記第一開口部の周囲の前記第一絶縁膜上、及び前記第二絶縁膜上を覆う第一電極と、
前記第一電極上であって、前記第二絶縁膜の前記第二開口部内のみに設けられた隔壁と、
前記第一電極上であって、前記隔壁間に有機発光材料が溶媒に溶解または分散された液状体が塗布されて乾燥されてなるキャリア輸送層と、
前記キャリア輸送層を覆う第二電極と、
を備えることを特徴とするＥＬパネル。 A substrate,
A pixel circuit comprising an electrode provided on the substrate;
A first insulating film covering an upper portion of the pixel circuit and having a first opening formed in an electrode portion of the pixel circuit;
A second insulating film formed with a second opening wider than the first opening so as to expose the first insulating film around the first opening;
A first electrode covering the electrode of the pixel circuit in the first opening, the first insulating film around the first opening, and the second insulating film;
A partition provided on the first electrode and only in the second opening of the second insulating film;
On the first electrode, a carrier transport layer formed by applying and drying a liquid material in which an organic light emitting material is dissolved or dispersed in a solvent between the partition walls;
A second electrode covering the carrier transport layer;
An EL panel comprising: 前記隔壁は、前記第二開口部が延在する方向に沿って設けられていることを特徴とする請求項１に記載のＥＬパネル。   The EL panel according to claim 1, wherein the partition wall is provided along a direction in which the second opening extends. 前記第二絶縁膜は、前記画素回路の凹凸を抑制する平坦化膜であることを特徴とする請求項１又は２に記載のＥＬパネル。   The EL panel according to claim 1, wherein the second insulating film is a planarizing film that suppresses unevenness of the pixel circuit. 基板上に形成された画素回路の上方を被覆し、前記画素回路の電極部分に第一開口部を有する第一絶縁膜を形成する工程と、
前記第一開口部及び前記第一開口部の周囲の前記第一絶縁膜を露出させるように、その第一開口部よりも幅広な第二開口部を有する第二絶縁膜を形成する工程と、
前記第一開口部における前記画素回路の電極上、前記第一開口部の周囲の前記第一絶縁膜上、及び前記第二絶縁膜上を覆う第一電極を形成する工程と、
前記第一電極上であって、前記第二絶縁膜の前記第二開口部内のみに隔壁を形成する工程と、
前記第一電極上であって、前記隔壁間に有機発光材料が溶媒に溶解または分散された液状体を塗布しキャリア輸送層を形成する工程と、
前記キャリア輸送層を覆う第二電極を形成する工程と、
を備えることを特徴とするＥＬパネルの製造方法。 Covering the upper part of the pixel circuit formed on the substrate and forming a first insulating film having a first opening in the electrode part of the pixel circuit;
Forming a second insulating film having a second opening wider than the first opening so as to expose the first opening and the first insulating film around the first opening;
Forming a first electrode that covers the electrode of the pixel circuit in the first opening, the first insulating film around the first opening, and the second insulating film;
Forming a partition only on the first electrode and in the second opening of the second insulating film; and
A step of forming a carrier transport layer on the first electrode by applying a liquid material in which an organic light emitting material is dissolved or dispersed in a solvent between the partition walls;
Forming a second electrode covering the carrier transport layer;
An EL panel manufacturing method comprising: 前記隔壁は、前記第一電極上に成膜された隔壁材における前記第二絶縁膜間に相当する部分を残すパターニング後に、焼成されて形成されることを特徴とする請求項４に記載のＥＬパネルの製造方法。   5. The EL according to claim 4, wherein the barrier rib is formed by baking after patterning leaving a portion corresponding to the space between the second insulating films in the barrier rib material formed on the first electrode. Panel manufacturing method.
JP2008075854A 2008-03-24 2008-03-24 El panel and method for manufacturing el panel Pending JP2009231090A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2008075854A JP2009231090A (en) 2008-03-24 2008-03-24 El panel and method for manufacturing el panel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008075854A JP2009231090A (en) 2008-03-24 2008-03-24 El panel and method for manufacturing el panel

Publications (2)

Publication Number Publication Date
JP2009231090A JP2009231090A (en) 2009-10-08
JP2009231090A5 true JP2009231090A5 (en) 2011-04-28

Family

ID=41246256

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008075854A Pending JP2009231090A (en) 2008-03-24 2008-03-24 El panel and method for manufacturing el panel

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JP (1) JP2009231090A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5624047B2 (en) * 2010-06-30 2014-11-12 パナソニック株式会社 Organic EL display panel and manufacturing method thereof
WO2012007996A1 (en) 2010-07-15 2012-01-19 パナソニック株式会社 Organic electroluminescence display panel, organic electroluminescence display device, and method of manufacturing same
CN109616587B (en) 2018-12-04 2021-10-08 京东方科技集团股份有限公司 Display substrate, manufacturing method thereof and display device
CN111627972B (en) * 2020-06-05 2023-02-03 京东方科技集团股份有限公司 Display substrate, manufacturing method thereof, display panel and display device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4785257B2 (en) * 2000-02-04 2011-10-05 株式会社半導体エネルギー研究所 Method for manufacturing light emitting device
JP2004234901A (en) * 2003-01-28 2004-08-19 Seiko Epson Corp Display substrate, organic el display device, manufacturing method of display substrate and electronic apparatus
JP2004327388A (en) * 2003-04-28 2004-11-18 Mitsubishi Electric Corp Organic electroluminescent display device and its manufacturing method
JP4864520B2 (en) * 2006-04-12 2012-02-01 三菱電機株式会社 Organic EL display device and method of manufacturing organic EL display device
JP4872510B2 (en) * 2006-08-01 2012-02-08 カシオ計算機株式会社 Display panel using light emitting element and method for manufacturing the same

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