JP5093985B2 - 膜パターンの形成方法 - Google Patents
膜パターンの形成方法 Download PDFInfo
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- JP5093985B2 JP5093985B2 JP2005007477A JP2005007477A JP5093985B2 JP 5093985 B2 JP5093985 B2 JP 5093985B2 JP 2005007477 A JP2005007477 A JP 2005007477A JP 2005007477 A JP2005007477 A JP 2005007477A JP 5093985 B2 JP5093985 B2 JP 5093985B2
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Images
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- Application Of Or Painting With Fluid Materials (AREA)
- Electrodes Of Semiconductors (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Thin Film Transistor (AREA)
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Description
本実施形態においては、ぬれ性の低いマスクパターンを用いて所望の形状を有する膜パターンを形成する工程を、図1を用いて示す。なお、本実施形態で示すマスクパターンは、膜パターンを形成するために用いるマスクパターンである。
本実施形態においては、撥液表面を形成する材料で形成されるマスクパターンを用いて所望の形状を有する膜パターンを形成する工程を、図32を用いて示す。なお、本実施形態で示すマスクパターンは、膜パターンを形成するために用いるマスクパターンである。
以下の実施形態及び実施例においては、第1実施形態を用いて説明する。しかしながら、適宜第2実施形態を適用することが可能である。
以下、半導体素子の作製方法について示す。なお、以下の実施形態では、半導体素子としてTFTを用いて説明するが、これに限定されるものではなく、有機半導体トランジスタ、ダイオード、MIM素子、記憶素子、ダイオード、光電変換素子、容量素子、抵抗素子等を用いることができる。
ができる。
(第5実施形態)
本実施形態においては、チャネル保護型(チャネルストッパ型)TFTの作製工程について図4を用いて示す。
膜を選択的にエッチングしてもよい。
本実施形態においては、順スタガ型TFTの作製工程について図5を用いて示す。
本実施形態においては、トップゲートのコプレナー構造のTFTの作製工程について図6を用いて示す。
4実施形態で示される第1の半導体膜303を、第3実施形態、若しくは公知のエッチング法により所望の形状にエッチングして形成する。
本実施形態においては、トップゲートのコプレナー構造のTFTの作製工程について、第7実施形態と異なる作製工程を、図25を用いて説明する。第7実施形態では、塗布法又は液滴吐出法によりゲート絶縁膜を形成したTFTについて述べたが、本実施形態では、CVD法又はPVD法でゲート絶縁膜を成膜したTFTについて示す。
本実施形態では、上記実施形態におけるマスクパターン形成に用いることができる液滴吐出装置の一態様について説明する。図20において、基板1900上において、1つのパネル1930が形成される領域を点線で示す。
わせ、紫外線硬化を行って、液晶材料を充填して液晶層884を形成する。
液を平行に描画しながら吐出し焼成して、第1の画素電極を形成する。
Claims (16)
- 第1の膜上の一部に、液滴吐出法またはインクジェット法により、ぬれ性の低い材料を用いて、線状であって始点と終点が一致するマスクパターンを形成し
前記第1の膜上であって前記マスクパターンで囲まれた領域に、ぬれ性の高い材料を塗布又は吐出し、
前記ぬれ性の高い材料を乾燥または焼成して膜パターンを形成することを特徴とする膜パターンの形成方法。 - 第1の膜上の一部に、液滴吐出法またはインクジェット法により、ぬれ性の低い材料を用いて、第1及び第2のマスクパターンを形成し、
前記第1の膜上であって前記第1及び前記第2のマスクパターンで挟まれた領域に、ぬれ性の高い材料を塗布又は吐出し、
前記ぬれ性の高い材料を乾燥または焼成して膜パターンを形成することを特徴とする膜パターンの形成方法。 - 第1の膜上の一部に、液滴吐出法またはインクジェット法により、ぬれ性の低い材料を用いて、線状であって始点と終点が一致するマスクパターンを形成し、
前記マスクパターンを乾燥し、
前記第1の膜上であって前記マスクパターンの組成物が残存または浸透している部分で囲まれた領域に、ぬれ性の高い材料を塗布又は吐出し、
前記ぬれ性の高い材料を乾燥または焼成して膜パターンを形成することを特徴とする膜パターンの形成方法。 - 第1の膜上の一部に、液滴吐出法またはインクジェット法により、ぬれ性の低い材料を用いて、第1及び第2のマスクパターンを形成し、
前記第1及び前記第2のマスクパターンを乾燥し、
前記第1の膜上であって前記第1及び前記第2のマスクパターンの組成物が残存または浸透している部分で挟まれた領域に、ぬれ性の高い材料を塗布又は吐出し、
前記ぬれ性の高い材料を乾燥または焼成して膜パターンを形成することを特徴とする膜パターンの形成方法。 - 親液表面上の一部に、液滴吐出法またはインクジェット法により、撥液表面を形成する材料を用いて、線状であって始点と終点が一致するマスクパターンを形成し、
前記親液表面上であって前記マスクパターンで囲まれた領域に、親液性を示す溶液を塗布又は吐出し、
前記親液性を示す溶液を乾燥または焼成して膜パターンを形成することを特徴とする膜パターンの形成方法。 - 親液表面上の一部に、液滴吐出法またはインクジェット法により、撥液表面を形成する材料を用いて、第1及び第2のマスクパターンを形成し、
前記親液表面上であって前記第1及び前記第2のマスクパターンで挟まれた領域に、親液性を示す溶液を塗布又は吐出し、
前記親液性を示す溶液を乾燥または焼成して膜パターンを形成することを特徴とする膜パターンの形成方法。 - 親液表面上の一部に、液滴吐出法またはインクジェット法により、撥液表面を形成する材料を用いて、線状であって始点と終点が一致するマスクパターンを形成し、
前記マスクパターンを乾燥し、
前記親液表面上であって前記マスクパターンの組成物が残存または浸透している部分で囲まれた領域に、親液性を示す溶液を塗布又は吐出し、
前記親液性を示す溶液を乾燥または焼成して膜パターンを形成することを特徴とする膜パターンの形成方法。 - 親液表面上の一部に、液滴吐出法またはインクジェット法により、撥液表面を形成する材料を用いて、第1及び第2のマスクパターンを形成し、
前記第1及び前記第2のマスクパターンを乾燥し、
前記親液表面上であって前記第1及び前記第2のマスクパターンの組成物が残存または浸透している部分で挟まれた領域に、親液性を示す溶液を塗布又は吐出し、
前記親液性を示す溶液を乾燥または焼成して膜パターンを形成することを特徴とする膜パターンの形成方法。 - 請求項1または請求項5において、前記膜パターンを形成した後、前記マスクパターンを除去することを特徴とする膜パターンの形成方法。
- 請求項2または請求項6において、前記膜パターンを形成した後、前記第1及び前記第2のマスクパターンを除去することを特徴とする膜パターンの形成方法。
- 請求項3または請求項7において、前記膜パターンを形成した後、前記マスクパターンの組成物が残存または浸透している部分を除去することを特徴とする膜パターンの形成方法。
- 請求項4または請求項8において、前記膜パターンを形成した後、前記第1及び前記第2のマスクパターンの組成物が残存または浸透している部分を除去することを特徴とする膜パターンの形成方法。
- 請求項1乃至請求項12のいずれか一項において、前記膜パターンは、導電膜、絶縁膜または半導体膜であることを特徴とする膜パターンの形成方法。
- 請求項1乃至請求項12のいずれか一項において、前記膜パターンは導電膜であり、且つ前記膜パターンは配線、電極、又はアンテナであることを特徴とする膜パターンの形成方法。
- 請求項1乃至請求項12のいずれか一項において、前記膜パターンは絶縁膜であり、且つ前記膜パターンはゲート絶縁膜、層間絶縁膜、又は保護膜であることを特徴とする膜パターンの形成方法。
- 請求項1乃至請求項12のいずれか一項において、前記膜パターンは半導体材料でなり、且つ前記膜パターンはチャネル形成領域、ソース領域又はドレイン領域であることを特徴とする膜パターンの形成方法。
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