TROCKENE PULVERFOERMIGE PUTZMISCHUNG

The dry powdery plaster composition, with the use of calcined flue gas gypsum, contains conventional auxiliaries and additives as well as 30 to 95% by weight of extremely finely ground calcined flue gas gypsum which has a mean grain diameter X50.3 of from 10 to 30 mu m, the 80% residue being 2.0 to...

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Main Authors RUF, HEINZ. DR., 8717 MAINBERNHEIM, DE, HUELLER, ROLF. DR., 8712 VOLKACH, DE, LIMMER, BAERBEL., 8500 NUERNBERG, DE, WIRSCHING, FRANZ. DR., 8715 IPHOFEN, DE
Format Patent
LanguageGerman
Published 10.09.1992
Subjects
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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Summary:The dry powdery plaster composition, with the use of calcined flue gas gypsum, contains conventional auxiliaries and additives as well as 30 to 95% by weight of extremely finely ground calcined flue gas gypsum which has a mean grain diameter X50.3 of from 10 to 30 mu m, the 80% residue being 2.0 to 8 mu m, preferably 2.5 to 4 mu m, the 20% residue being smaller than 60 mu m and the Blain value being at least 5000 cm /g.
Bibliography:Application Number: DE19914107385