SINTERFAEHIGES SI(PFEIL ABWAERTS)3(PFEIL ABWAERTS)N(PFEIL ABWAERTS)4(PFEIL ABWAERTS)-PULVER SOWIE VERFAHREN ZU SEINER HERSTELLUNG

SINTERFAEHIGES SI(PFEIL ABWAERTS)3(PFEIL ABWAERTS)N(PFEIL ABWAERTS)4(PFEIL ABWAERTS)-PULVER SOWIE VERFAHREN ZU SEINER HERSTELLUNG

Sinterable Si3N4 powder having an average particle size of less than 1 mu m, wherein no individual particle has a diameter greater than 100 mu m, the total content of metallic impurities of the powder is less than 1000 ppm and the iron content is less than 200 ppm is produced by grinding agglomerate...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: FRANZ,GERHARD,.DR, LAUBACH,BENNO,.DR, WICKEL,ULRIKE,.DR
Format: Patent
Sprache:ger
Schlagworte:
ARTIFICIAL STONE
CEMENTS
CERAMICS
CHEMISTRY
COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS
COMPOUNDS THEREOF
CONCRETE
INORGANIC CHEMISTRY
LIME, MAGNESIA
METALLURGY
NON-METALLIC ELEMENTS
REFRACTORIES
SLAG
TREATMENT OF NATURAL STONE
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Beschreibung
Zusammenfassung:Sinterable Si3N4 powder having an average particle size of less than 1 mu m, wherein no individual particle has a diameter greater than 100 mu m, the total content of metallic impurities of the powder is less than 1000 ppm and the iron content is less than 200 ppm is produced by grinding agglomerated Si3N4 in a spiral jet mill.