Methods and apparatus for producing precipitated calcium carbonate

A method for producing precipitated calcium carbonate includes, in one embodiment, forming a hydrate or an oxide composed of lime particles, greater than 95% of the lime particles being as fine as or finer than about 45 microns, and carbonating the hydrate or oxide to form precipitated calcium carbo...

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Bibliographic Details
Main Author DEGENOVA MARK G.,GRIFFARD RANDY J.,BEQUETTE G. KEVIN
Format Patent
LanguageEnglish
Published 27.12.2006
Subjects
CHEMISTRY
COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS
INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OFSOLID INORGANIC COMPOUNDS
INORGANIC CHEMISTRY
METALLURGY
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Summary:A method for producing precipitated calcium carbonate includes, in one embodiment, forming a hydrate or an oxide composed of lime particles, greater than 95% of the lime particles being as fine as or finer than about 45 microns, and carbonating the hydrate or oxide to form precipitated calcium carbonate having a brightness greater than or equal to 94.
Bibliography:Application Number: CN2004835136