JP5938421B2 - 有機発光素子および有機発光素子の製造方法 - Google Patents
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- 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
- H10K50/85—Arrangements for extracting light from the devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
- G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
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- 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
- H10K50/81—Anodes
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- 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
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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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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
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- H10K50/844—Encapsulations
- H10K50/8445—Encapsulations multilayered coatings having a repetitive structure, e.g. having multiple organic-inorganic bilayers
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/85—Arrangements for extracting light from the devices
- H10K50/858—Arrangements for extracting light from the devices comprising refractive means, e.g. lenses
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- H—ELECTRICITY
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
- H10K71/80—Manufacture or treatment specially adapted for the organic devices covered by this subclass using temporary substrates
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B2207/00—Coding scheme for general features or characteristics of optical elements and systems of subclass G02B, but not including elements and systems which would be classified in G02B6/00 and subgroups
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Description
この方法は、
−第1の屈折率を有する有機材料の層を可撓性基体に塗布する工程と、
−有機材料にナノ構造化された外観を付与して、ナノ構造化された表面を創出する工程と、
−埋め戻し層を前記ナノ構造化された表面に適用し、前記ナノ構造化された表面上に平坦化層を形成する工程とを備え、
前記層埋め戻し層は、前記第1の屈折率とは異なる第2の屈折率を有する材料を含み、かつ、
前記ナノ構造化された外観の実質的な部分は、前記光学膜が自己発光光源に対向して配置されているときに、前記自己発光光源の発光領域に隣接するエバネセント帯域内にある。
る。次いで、図2C〜2Iを参照して説明した工程を適用することができる。
Claims (10)
- 有機発光素子であって、
層のスタックを備え、該層のスタックは、
−発光面(12)を有する電気光学層構造(10)と、
−第1の無機層と、第2の無機層(26)と、前記第1の無機層および前記第2の無機層の間に配置された有機層とを含むバリア膜とを備え、
前記第1の無機層は前記第2の無機層(26)と比較して前記電気光学層構造(10)のもっとも近くに配置され、
前記第1の無機層と前記有機層とは前記発光面に隣接する光抽出構造(20)を形成し、
前記第1の無機層は、第1の屈折率を有し、両面に相互に共形のナノパターン化されたレリーフを有するナノ構造化された層(22)として形成されており、
前記有機層は、前記第1の屈折率とは少なくとも0.1異なる第2の屈折率を有する材料からなる埋め戻し層(24)であって、前記ナノ構造化された層(22)を覆って平坦化層を形成する前記埋め戻し層(24)である有機発光素子。 - 請求項1に記載の有機発光素子であって、
さらに、導電性構造(50)を備え、前記導電性構造(50)は、前記埋め戻し層(24)と前記電気光学層構造(10)との間に延在し、かつ前記電気光学層構造の電極(13)に電気的に接続されており、前記導電性構造は、前記導電性構造(50)によって決まる平面内に延在する細長い要素(51;52;53;54)を有する有機発光素子。 - 請求項2に記載の有機発光素子であって、
前記導電性構造(50)は、前記ナノ構造化された層(22)と前記電気光学層構造(10)との間に配置される有機発光素子。 - 有機発光素子を製造する方法であって、
前記方法は、光抽出構造を備える層のスタックを主面を有する仮の基体(TS)の上に形成する工程を備え、
前記工程は、
−前記主面を有する前記仮の基体(TS)を用意し、
−前記主面においてナノパターン化された構造を設け、
−共形堆積方法を用いて、第1の無機材料からなるナノ構造化された層(22)を、前記ナノパターン化されたレリーフを有する前記仮の基体の前記主面に適用し、
−共形的に堆積された前記ナノ構造化された層(22)を覆って有機材料からなる埋め戻し層(24)を適用し、
−前記埋め戻し層(24)を覆って第2の無機層(26)を適用し、
−前記ナノ構造化された層(22)から前記仮の基体(TS)を除去し、
−前記仮の基体(TS)が除去された、前記ナノ構造化された層(22)の一方の側において電気光学層構造(10)を適用することにより行われる有機発光素子の製造方法。 - 請求項4に記載の有機発光素子の製造方法において、
前記ナノパターン化されたレリーフは、パターン化堆積方法を用いて、補助有機材料を前記仮の基体の表面において適用することにより適用される有機発光素子の製造方法。 - 請求項5に記載の有機発光素子の製造方法において、
前記パターン化堆積方法は印刷方法である有機発光素子の製造方法。 - 請求項5に記載の有機発光素子の製造方法において、
前記パターン化堆積方法は、蒸着法である有機発光素子の製造方法。 - 請求項4に記載の有機発光素子の製造方法において、
前記仮の基体の前記主面における前記ナノパターン化されたレリーフは、前記仮の基体の前記主面をインプリントすることにより形成される有機発光素子の製造方法。 - 請求項4に記載の有機発光素子の製造方法において、
前記仮の基体の前記主面における前記ナノパターン化されたレリーフは、前記仮の基体の前記主面において追加の有機層を堆積し、前記ナノパターン化されたレリーフを前記追加の有機層にインプリントすることにより形成される有機発光素子の製造方法。 - 請求項4に記載の有機発光素子の製造方法において、
さらに、前記第1の無機材料の層を堆積する前に、細長い要素を有する導電性構造を、
前記仮の基体の前記主面において堆積する工程を含む有機発光素子の製造方法。
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Application Number | Priority Date | Filing Date | Title |
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EP11156364.9 | 2011-03-01 | ||
EP11156364A EP2495783A1 (en) | 2011-03-01 | 2011-03-01 | Light-emitting device and method of manufacturing the same |
PCT/NL2012/050120 WO2012118375A1 (en) | 2011-03-01 | 2012-02-28 | Light-emitting device and method of manufacturing the same |
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JP2014510373A JP2014510373A (ja) | 2014-04-24 |
JP5938421B2 true JP5938421B2 (ja) | 2016-06-22 |
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Country Status (6)
Country | Link |
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US (1) | US9196868B2 (ja) |
EP (2) | EP2495783A1 (ja) |
JP (1) | JP5938421B2 (ja) |
KR (1) | KR20140024295A (ja) |
CN (1) | CN103460435B (ja) |
WO (1) | WO2012118375A1 (ja) |
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WO2007081876A2 (en) | 2006-01-04 | 2007-07-19 | Liquidia Technologies, Inc. | Nanostructured surfaces for biomedical/biomaterial applications and processes thereof |
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WO2014127085A1 (en) | 2013-02-13 | 2014-08-21 | University Of Florida Research Foundation, Inc. | Buckled organic light emitting diode for light extraction without blurring |
FR3003084B1 (fr) * | 2013-03-08 | 2015-02-27 | Saint Gobain | Support electroconducteur pour oled, oled l'incorporant, et sa fabrication |
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US10032826B2 (en) | 2014-10-22 | 2018-07-24 | Konica Minolta, Inc. | Light extraction substrate, method for manufacturing light extraction substrate, organic electroluminescent element, and method for manufacturing organic electroluminescent element |
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TW201325307A (zh) * | 2011-12-07 | 2013-06-16 | Au Optronics Corp | 發光裝置 |
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US9196868B2 (en) | 2015-11-24 |
KR20140024295A (ko) | 2014-02-28 |
EP2681779A1 (en) | 2014-01-08 |
CN103460435A (zh) | 2013-12-18 |
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