CERAMIC MIXTURE FOR PRODUCTION OF PORCELAIN WARE Russian patent published in 2009 - IPC C04B33/24 

FIELD: construction industry.

SUBSTANCE: ceramic mixture for production of porcelain ware includes enriched kaolin clay of the Prosyanovskiy field, raw kaolin clay of the Donetsk field with increased concentration of alkaline oxides, white-burning clay and pegmatite with the following component ratio, wt %: kaolin clay of the Prosyanovskiy field - 30-43; kaolin clay of the Donetsk field - 20-32; white-burning clay - 10-12; and pegmatite - 25-29.

EFFECT: decrease of burning temperature, and increase of product strength.

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