CERAMIC PASTE FOR CERAMIC BRICK MANUFACTURING Russian patent published in 2009 - IPC C04B33/132 

FIELD: chemistry.

SUBSTANCE: invention concerns ceramic industry, mainly paste compositions for obtaining brick. Ceramic paste includes easily fusible beidellite clay with upper end of fire resistance temperature range close to temperature of infusible clays, ash slag material with organic content of 15-25% and carbonate slag containing, wt %: SiO₂ - 19.5; Al₂O₃ - 1.04; CaO - 47.54; MgO - 8.0; Fe₂O₃ - 1.51; R₂O - 0.21; other admixtures - 21.08, obtained by drinking water treatment, at the following component ratio, wt %: easily fusible beidellite clay - 50-70; ash slag material - 15-25; carbonate slag - 15-25.

EFFECT: enhanced heat and frost resistance of goods.

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