ALUMINOSILICATE COAGULANT PREPARATION METHOD

摘要

FIELD: inorganic compounds technology. SUBSTANCE: aluminosilicate raw material is treated with sulfuric or hydrochloric acid, resulting solution is supplemented by 15-30% of concentrated sulfuric or hydrochloric acid and heated to 35-80 C for 10-120 min until coagulant containing 10 to 95% of polymer forms of silica is obtained. EFFECT: improved coagulating and flocculating properties. 1 tbl, 5 ex