Method for preparing semiconducting ceramics, made of metal oxides, used particularly for varistors

The invention discloses a method for preparation of semiconductor ceramic which is based on impure tin oxide, this method is using PADO (prosoma alloy direct oxidation) way in the alloy of tin and adulterate metal, or using the PADO method in tin and the adulterate metal is added in sintered powder...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	METZ RENAUD, HASSANZADEH MEHRDAD, MACHADO-BAILLY CELINE, PUYANE RAMON
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ARTIFICIAL STONE BASIC ELECTRIC ELEMENTS CABLES CEMENTS CERAMICS CHEMISTRY COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F CONCRETE CONDUCTORS ELECTRICITY INORGANIC CHEMISTRY INSULATORS LIME, MAGNESIA METALLURGY REFRACTORIES RESISTORS SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES SLAG TREATMENT OF NATURAL STONE
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Beschreibung
Zusammenfassung:	The invention discloses a method for preparation of semiconductor ceramic which is based on impure tin oxide, this method is using PADO (prosoma alloy direct oxidation) way in the alloy of tin and adulterate metal, or using the PADO method in tin and the adulterate metal is added in sintered powder in the form of oxide.