METHOD AND DEVICE FOR ETCHING SILICON OXIDE

METHOD AND DEVICE FOR ETCHING SILICON OXIDE

The method of dry-etching silicon oxide of the present disclosure includes reacting silicon oxide with any one of the following (A) to (C): (A) a gaseous hydrogen fluoride and a gaseous organic amine compound, (B) a gaseous hydrogen fluoride salt of an organic amine compound, and (C) a gaseous hydro...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SUZUKI, Shoi, YAO, Akifumi
Format: Patent
Sprache:eng
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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Beschreibung
Zusammenfassung:The method of dry-etching silicon oxide of the present disclosure includes reacting silicon oxide with any one of the following (A) to (C): (A) a gaseous hydrogen fluoride and a gaseous organic amine compound, (B) a gaseous hydrogen fluoride salt of an organic amine compound, and (C) a gaseous hydrogen fluoride, a gaseous organic amine compound, and a gaseous hydrogen fluoride salt of an organic amine compound in a non-plasma state.