PREPARATION OF TITANIUM DIOXIDE

PREPARATION OF TITANIUM DIOXIDE

A method for the preparation of titanium dioxide, the method comprising the steps of subjecting a titanium containing leach residue to a concentrated sulfuric acid digest step; and in turn subjecting that residue to a leach in dilute sulfuric acid, whereby a black liquor is obtained and from which t...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: CONNELLY, Damian Edward Gerard
Format: Patent
Sprache:eng
Schlagworte:
CHEMISTRY
COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F
INORGANIC CHEMISTRY
METALLURGY
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Beschreibung
Zusammenfassung:A method for the preparation of titanium dioxide, the method comprising the steps of subjecting a titanium containing leach residue to a concentrated sulfuric acid digest step; and in turn subjecting that residue to a leach in dilute sulfuric acid, whereby a black liquor is obtained and from which titanium dioxide is in turn obtained.