Method and apparatus for processing wafer-shaped articles

In an apparatus for treating a wafer-shaped article, a spin chuck is configured to hold a wafer-shaped article of a predetermined diameter. A non-rotating plate is positioned relative to the spin chuck such that the non-rotating plate is beneath and parallel to a wafer-shaped article when positioned...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Loidl Bernhard, Si Hongbo, Bandarapu Bhaskar, Gleissner Andreas
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:In an apparatus for treating a wafer-shaped article, a spin chuck is configured to hold a wafer-shaped article of a predetermined diameter. A non-rotating plate is positioned relative to the spin chuck such that the non-rotating plate is beneath and parallel to a wafer-shaped article when positioned on the spin chuck. A fluid dispensing nozzle passes through the non-rotating plate and terminates in a discharge end positioned above and adjacent to the non-rotating plate. The discharge end comprises a horizontal gas discharge nozzle configured to distribute gas radially outwardly across an upper surface of the non-rotating plate.