ABRASIVE MATERIAL AND METHOD OF PREPARING THEREOF

FIELD: chemical industry. SUBSTANCE: sol-gel aluminium oxide based material prepared by inoculation comprises alpha-aluminium oxide crystals of submicrometer size and admixture of oxides of metals selected from alkali, alkaline-earth, transition, rare-earth metals, and alumina, amount of calcium oxi...

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Hauptverfasser:	GEHRG EHDZHEJ K, BAUEHR RAL'F, KEHUND EHRAP K
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES ARTIFICIAL STONE CEMENTS CERAMICS CHEMISTRY COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS CONCRETE DYES LIME, MAGNESIA MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS POLISHES REFRACTORIES SLAG TREATMENT OF NATURAL STONE
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Beschreibung
Zusammenfassung:	FIELD: chemical industry. SUBSTANCE: sol-gel aluminium oxide based material prepared by inoculation comprises alpha-aluminium oxide crystals of submicrometer size and admixture of oxides of metals selected from alkali, alkaline-earth, transition, rare-earth metals, and alumina, amount of calcium oxide constituting less than 100 mln of fractions and total amount of admixtures constitutes less than 400 mln of fractions. Also described is method of preparing abrasive material. EFFECT: abrasives having improved grinding properties. 16 cl, 5 tbl