Vermiculite dispersions and method of preparing same

Stable vermiculite dispersions which are substantially free of settling are obtained by treating the vermiculite crystals or ore in a dispersion with a citrate anion to enhance their rate and extent of swelling in an aqueous medium and by delaminating the crystals by shearing to provide the dispersi...

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Bibliographische Detailangaben
Hauptverfasser:	OU, CHIAIH, YANG, JULIE C
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ARTIFICIAL STONE CEMENTS CERAMICS CHEMISTRY COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS CONCRETE LIME, MAGNESIA METALLURGY REFRACTORIES SLAG TREATMENT OF NATURAL STONE
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Beschreibung
Zusammenfassung:	Stable vermiculite dispersions which are substantially free of settling are obtained by treating the vermiculite crystals or ore in a dispersion with a citrate anion to enhance their rate and extent of swelling in an aqueous medium and by delaminating the crystals by shearing to provide the dispersion, which comprise a suspension of the delaminated platelets and a citrate anion.