Patterning method and patterning device

This patterning method includes a soaking step and an etching step. The soaking step involves soaking a material for increasing a selection ratio of an exposure portion and a non-exposure portion on a photoresist film of a substrate having, on a surface thereof, the photoresist film in which the exp...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: TSUZUKI, REIKO, YAMADA, KAZUKI, YAMAJI, TOMOHITO
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:This patterning method includes a soaking step and an etching step. The soaking step involves soaking a material for increasing a selection ratio of an exposure portion and a non-exposure portion on a photoresist film of a substrate having, on a surface thereof, the photoresist film in which the exposure portion and the non-exposure portion are formed via exposure. The etching step involves dry-etching the photoresist film that has been subjected to the soaking step.