RESISTOR AND PLATING APPARATUS

Provided is a resistor or the like that can improve uniformity of a plating film formed on a substrate. A resistor disposed between a substrate and an anode in a plating tank is provided. The resistor includes a first plurality of holes each formed on three or more reference circles being concentric...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HIWATASHI, Ryosuke, MASUDA, Yasuyuki, SHIMOYAMA, Masashi
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Provided is a resistor or the like that can improve uniformity of a plating film formed on a substrate. A resistor disposed between a substrate and an anode in a plating tank is provided. The resistor includes a first plurality of holes each formed on three or more reference circles being concentric and having different diameters and a second plurality of holes formed on an outer circumferential reference line surrounding the three or more reference circles, at least a part of the outer circumferential reference line being a trochoid curve.