FINELY DIVIDED IRON OXIDE PIGMENT, ITS PRODUCTION AND USE

The present invention relates to a process for the preparation of finely divided iron oxide black pigments from iron oxide black suspensions which are obtained by the precipitation or aniline method and then filtered, washed, dried and milled, milling of the dried iron oxide black pigment being carr...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: YAKOPU RADEMATSUHAASU, KARURUUBERUNAA GANTAA, GIYUNTAA RINDE, BORUFUGANGU RANBORUTO
Format: Patent
Sprache:eng
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