Method and apparatus for multiphase chemical mechanical polishing

The present invention is a method and apparatus for CMP processing that reduces scratching of the insulating film and conductor lines of a wafer. More specifically, the method and apparatus introduce an aqueous solution to the polishing pad and wafer during various intervals of the polishing procedu...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: CRUZ, JOSE L, HUYNH, CUC K, WALKER, DAVID L
Format: Patent
Sprache:eng
Schlagworte:
Online-Zugang:Volltext bestellen
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
Beschreibung
Zusammenfassung:The present invention is a method and apparatus for CMP processing that reduces scratching of the insulating film and conductor lines of a wafer. More specifically, the method and apparatus introduce an aqueous solution to the polishing pad and wafer during various intervals of the polishing procedure.