JP2009076911A - オプトエレクトロニクス素子およびオプトエレクトロニクス素子の製造方法 - Google Patents
オプトエレクトロニクス素子およびオプトエレクトロニクス素子の製造方法 Download PDFInfo
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Abstract
【解決手段】オプトエレクトロニクス素子が基板と、基板上に配置されている第1の電極と、駆動時に電磁的な1次放射を放出する活性領域を備えた放射放出型の層列と、放射放出型の層列上に配置されている、1次放射に対して透過性である第2の電極と、第2の電極上に析出されているカプセル化装置とを有し、カプセル化装置は、少なくとも1つの第1のバリア層と、1次放射を少なくとも部分的に電磁的な2次放射に変換する少なくとも1つの第1の波長変換層とを備えた積層体を有し、カプセル化装置は少なくとも部分的に1次放射および/または2次放射に対して透過性である。
【選択図】図1C
Description
基板と、
基板上に配置されている第1の電極と、
駆動時に電磁的な1次放射を放出する活性領域を備えた放射放出型の層列と、
放射放出型の層列上に配置されている、1次放射に対して透過性である第2の電極と、
第2の電極上に析出されているカプセル化装置とを有し、
カプセル化装置が、少なくとも1つの第1のバリア層と、1次放射を少なくとも部分的に電磁的な2次放射に変換する少なくとも1つの第1の波長変換層とを備えた積層体を有し、
カプセル化装置は少なくとも部分的に1次放射および/または2次放射に対して透過性である。
A)第1の電極と、第1の電極上に設けられている放射放出側の層列と、放射放出型の層列上に設けられている第2の電極とを有する基板を準備するステップ、
B)少なくとも1つの第1のバリア層および少なくとも1つの第1の波長変換層からなる積層体を有するカプセル化装置を被着させるステップ。
B1)第1のバリア層を第2の電極上に被着させるステップ、
B2)第1の波長変換層を第1のバリア層上に被着させるステップ。
B1’)波長変換層を第2の電極上に被着させるステップ、
B2’)第1のバリア層を波長変換層上に被着させるステップ。
Claims (24)
- オプトエレクトロニクス素子において、
基板(1)と、
前記基板(1)上に配置されている第1の電極(2)と、
駆動時に電磁的な1次放射を放出する活性領域(30)を備えた放射放出型の層列(3)と、
前記放射放出型の層列(3)上に配置されている、前記1次放射に対して透過性である第2の電極(4)と、
前記第2の電極(4)上に析出されているカプセル化装置(10)とを有し、
前記カプセル化装置(10)は、少なくとも1つの第1のバリア層(6)と、前記1次放射を少なくとも部分的に電磁的な2次放射に変換する少なくとも1つの第1の波長変換層(5)とを備えた積層体を有し、
前記カプセル化装置(10)は少なくとも部分的に前記1次放射および/または前記2次放射に対して透過性であることを特徴とする、オプトエレクトロニクス素子。 - 前記第1のバリア層(6)は酸化物または窒化物または窒素酸化物を含有する、請求項1記載のオプトエレクトロニクス素子。
- 前記の酸化物または窒化物または窒素酸化物はアルミニウムまたはケイ素またはスズまたは亜鉛を有する、請求項2記載のオプトエレクトロニクス素子。
- 前記第1のバリア層(6)は蒸着法または成長法によって被着される、請求項1から3までのいずれか1項記載のオプトエレクトロニクス素子。
- 前記第1のバリア層(6)は前記第2の電極(4)上に配置されており、前記第1の波長変換層(5)は前記第1のバリア層(6)上に配置されている、請求項1から4までのいずれか1項記載のオプトエレクトロニクス素子。
- 前記第1の波長変換層(5)は前記第2の電極(4)上に配置されており、前記第1のバリア層(6)は前記第1のバリア層(5)上に配置されている、請求項1から4までのいずれか1項記載のオプトエレクトロニクス素子。
- 前記カプセル化装置(10)は第2のバリア層(62)を有し、
前記第1の波長変換層(5)は前記第1のバリア層(61)と前記第2のバリア層(62)との間に配置されている、請求項1から6までのいずれか1項記載のオプトエレクトロニクス素子。 - 前記第1のバリア層(61)内に前記第2のバリア層(62)へと向かうマイクロチャネルが存在し、前記波長変換層(5)は前記第1のバリア層(61)と前記第2のバリア層(62)との間の一貫したマイクロチャネルを阻止する、請求項1から7までのいずれか1項記載のオプトエレクトロニクス素子。
- 前記カプセル化装置(10)は複数のバリア層(61,62,63)および/または複数の波長変換層(51,52)を有し、該複数のバリア層(61,62,63)と該複数の波長変換層(51,52)は交互に重なって配置されている、請求項1から8までのいずれか1項記載のオプトエレクトロニクス素子。
- 前記1次放射は第1の特性波長を有し、
前記2次放射は第2の特性波長を有し、
前記バリア層(6)は前記第1の特性波長および/または前記第2の特性波長以下且つ前記第1の特性波長および/または前記第2の特性波長の1/10以上の厚さを有する、請求項1から9までのいずれか1項記載のオプトエレクトロニクス素子。 - 前記波長変換層(5)は波長変換材料(501)をマトリクス材料(502)内に有し、該マトリクス材料(502)は、ポリスチレン、ポリカーボネート、ポリアクリル、ポリメチルメタクリラート、エポキシ、ポリシロキサン、ポリウレタンおよびポリマー、コポリマーおよびそれらの混合物によって形成されるグループの内の少なくとも1つを含有する、請求項1から10までのいずれか1項記載のオプトエレクトロニクス素子。
- 前記波長変換材料(501)は、希土類のガーネットおよびアルカリ土類金属のガーネット、窒化物、ニトリドシリケート、サイオン、サイアロン、アルミン酸塩、酸化物、ハロホスフェート、オルトシリケート、硫化物、バナジウム酸塩およびクロロシリケート、ペリレン、ベンゾピレン、クマリン、ローダミンおよびアゾ系色素によって形成されるグループの内の少なくとも1つの材料を含有する、請求項1から11までのいずれか1項記載のオプトエレクトロニクス素子。
- 前記カプセル化装置(10)は前記放射放出型の層列(3)とは反対側の表面上に表面構造化部(70)を有する、請求項1から12までのいずれか1項記載のオプトエレクトロニクス素子。
- 前記表面構造化部(70)は粗面化部、溝、プリズム、レンズまたは円錐断端形状部の内の少なくとも1つを有する、請求項1から13までのいずれか1項記載のオプトエレクトロニクス素子。
- 前記カプセル化装置(10)は外部層(7)を有し、該外部層(7)上に前記表面構造化部(70)が設けられている、請求項13または14記載のオプトエレクトロニクス素子。
- 前記カプセル化装置(10)は少なくとも1つのバリア層および少なくとも1つの波長変換層を備えた別の層列を、前記基板(1)の有機半導体層列側とは反対側の表面上に有する、請求項1から15までのいずれか1項記載のオプトエレクトロニクス素子。
- オプトエレクトロニクス素子を製造する方法において、
A)第1の電極(1)と、該第1の電極上(1)に設けられている放射放出側の層列(3)と、該放射放出型の層列(3)上に設けられている第2の電極(4)とを有する基板(1)を準備するステップと、
B)少なくとも1つの第1のバリア層(6)および少なくとも1つの第1の波長変換層(5)からなる積層体を有するカプセル化装置(10)を前記放射放出型の層列(3)上に被着させるステップとを有することを特徴とする、オプトエレクトロニクス素子を製造する方法。 - 前記ステップB)において少なくとも1つの前記第1のバリア層(6)を蒸着法または成長法により被着させる、請求項17記載の方法。
- 前記ステップB)は以下の部分ステップ、
B1)前記第1のバリア層(6)を前記第2の電極(4)上に被着させるステップと、
B2)前記第1の波長変換層(5)を前記第1のバリア層(6)上に被着させるステップとを有する、請求項17または18記載の方法。 - 前記ステップB)は以下の部分ステップ、
B1’)前記第1の波長変換層(5)を前記第2の電極(4)上に被着させるステップと、
B2’)前記第1のバリア層(6)を前記第1の波長変換層(5)上に被着させるステップとを有する、請求項17または18記載の方法。 - 前記ステップB)は以下の別の部分ステップ、
B3)第2のバリア層(62)を前記第1のバリア層(61)および前記第1の波長変換層(5)上に被着させるステップを有する、請求項19記載の方法。 - 前記ステップB)において、複数のバリア層(61,62,63)および複数の波長変換層(51,52)を交互に被着させる、請求項17から21までのいずれか1項記載の方法。
- C)表面構造化部(70)を、前記カプセル化装置(10)の前記放射放出型の層列(3)側とは反対側の表面上に被着させる、請求項17から22までのいずれか1項記載の方法。
- 前記ステップC)において、前記表面構造化部(70)を型押し、エッチング、粗面化またはレーザ除去の内の少なくとも1つによって形成する、請求項23記載の方法。
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EP2429009A3 (de) | 2012-11-21 |
EP2429009A2 (de) | 2012-03-14 |
US20090091258A1 (en) | 2009-04-09 |
DE102007052181A1 (de) | 2009-04-02 |
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