MIXED ABRASIVE TUNGSTEN CMP COMPOSITION

A chemical mechanical polishing composition includes a water based liquid carrier and first and second silica abrasives dispersed in the liquid carrier. The first silica abrasive is a colloidal silica abrasive having a permanent positive charge of at least 10 mV. The second silica abrasive has a neu...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	GRUMBINE, Steven, DYSARD, Jeffrey
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ADHESIVES BASIC ELECTRIC ELEMENTS CHEMISTRY DYES ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR ELECTRICITY MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS POLISHES SEMICONDUCTOR DEVICES
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