PRODUCTION OF SPHERICAL HEMATITE PARTICLE WITH EVEN DIAMETER

PURPOSE: To obtain in an industrially advantageous way fine spherical hematite particles easy to control the size thereof, excellent in dispersibility, by adding a ferrous salt, etc., and urea to a ferric salt followed by mixing to effect dissolution in water and then by heating the resultant soluti...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	NISHIO AKIRA, TAKAKAMO MASANORI
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES CHEMISTRY COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F DYES INORGANIC CHEMISTRY METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS POLISHES PREPARATION OF CARBON BLACK TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES
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