DECORATIVE GLASS Russian patent published in 1995 - IPC

FIELD: facing material in building. SUBSTANCE: decorative glass has, wt. -%: silicon oxide 48.8-63; titanium oxide 2-14.8; aluminium oxide 0.03-14.8; ferric oxide 0.01-2.81; ferrous oxide 0.01-4.3; manganese oxide 0.01-13.5; magnesium oxide 0.01-3.14; calcium oxide 0.03-31; sodium oxide 0.01-23.09, and potassium oxide 0.03-13.5. Making point of glass is 1250-1320 C, alkali-resistance to 35% NaOH is 95.3-97.8%, acid-resistance in 20% HCl is 92-99.3%. EFFECT: enhanced quality of glass. 3 tbl