PORCELAIN MASS Russian patent published in 2011 - IPC C04B33/24 

FIELD: construction.

SUBSTANCE: porcelain mass contains kaolin, quartz sand, broken ceramics, pegmatite, sodium tripolyphosphate, white-burning clay, alumina and zircon, at the following ratio of components, wt %: kaolin - 42.0-44.0; quartz sand - 8.0-10.0; broken ceramics - 3.0-4.0; pegmatite - 18.0-20.0; sodium tripolyphosphate - 0.2-0.3; white-burning clay - 18.7-23.3; alumina 1.5-2.0; zircon - 2.0-3.0. Porcelain mass additionally includes ochre in amount of 0.1-3.0 wt %.

EFFECT: product strength improvement.

2 cl, 1 tbl