CALCIUM CARBONATE PIGMENT AND PREPARATION THEREOF

PURPOSE:To obtain a calcium carbonate pigment with excellent transparency and dispersibility, by uniformly mixing an aq. suspension of calcium carbonate of a specified particle size range with addition of a specified surface-treating agent. CONSTITUTION:At least one from alkali salts of a fatty acid...

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Hauptverfasser:	SHIBAZAKI KOUJI, FUJITA TORAO
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES CHEMISTRY DYES 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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Beschreibung
Zusammenfassung:	PURPOSE:To obtain a calcium carbonate pigment with excellent transparency and dispersibility, by uniformly mixing an aq. suspension of calcium carbonate of a specified particle size range with addition of a specified surface-treating agent. CONSTITUTION:At least one from alkali salts of a fatty acid, a resin acid and a naphthenic acid is added to an aq. suspension contg. 30-100pts.wt. calcium carbonate of max. particle size