MANUFACTURE OF MAGNETIC OXIDE PIGMENT

PURPOSE: To prepare a magnetic iron oxide pigment, having a film containing cobalt by coating the pigment with a layer of cobalt ferrite or bertholide com pound containing cobalt of specific composition. CONSTITUTION: A magnetic iron oxide core material with a composition of FeOx (here 1.33

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Bibliographische Detailangaben
Hauptverfasser: BERUNTOOURURIHI KEERAA, PEETAA KIIMURE, HENDORIKU KATORAIN
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:PURPOSE: To prepare a magnetic iron oxide pigment, having a film containing cobalt by coating the pigment with a layer of cobalt ferrite or bertholide com pound containing cobalt of specific composition. CONSTITUTION: A magnetic iron oxide core material with a composition of FeOx (here 1.33