LIQUID GLASS COMPOSITION Russian patent published in 2000 - IPC

FIELD: manufacture of building materials, more particularly constructional components operating in aggressive media. SUBSTANCE: liquid glass composition comprises, wt %: liquid glass, 17.0-18.5; sodium silicon fluoride, 0.9-1.8; andesite filler, 22.5- 23.5; additive, 0.6-0.8; methyl methacrylate, 0.6-0.8; and quartz sand, the balance. Additive is intermediate product which comprises, wt %: ammonium bisulfate, 25-35; sulfuric acid, 33-35; methyl methacrylate, 0.01-0.09; methacrylic acid 0.2-0.8; and water, the balance. EFFECT: greater strength and service characteristics of armopolymer concrete products and structures. 2 tbl