INORGANIC POWDER

INORGANIC POWDER

Inorganic powder according to the present invention includes spherical alumina powder and spherical silica powder, in which when the inorganic powder is measured using a wet flow type image analyzer, a sphericity of a particle size of more than or equal to 5 um and less than 10 um is represented by...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: YAMAGUCHI Jun, KAWABATA Tomohiro, AIKYO Teruhiro, YAMASHITA Atsushi
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
CHEMISTRY
COMPOSITIONS BASED THEREON
COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS
COMPOUNDS THEREOF
INORGANIC CHEMISTRY
METALLURGY
NON-METALLIC ELEMENTS
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Beschreibung
Zusammenfassung:Inorganic powder according to the present invention includes spherical alumina powder and spherical silica powder, in which when the inorganic powder is measured using a wet flow type image analyzer, a sphericity of a particle size of more than or equal to 5 um and less than 10 um is represented by S1, a sphericity of a particle size of more than or equal to 10 um and less than 20 um is represented by S2, a sphericity of a particle size of more than or equal to 20 um and less than 30 um is represented by S3, a sphericity of a particle size of more than or equal to 30 um and less than 45 um is represented by S4, and a sphericity of a particle size of more than or equal to 45 um is represented by S5, at least two of S1, S3, S4, And S5 are configured to be more than or equal to 0.89, and S2 is configured to be more than or equal to 0.75 and less than 0.89.