BUILDING MIX Russian patent published in 2002 - IPC

FIELD: manufacture of building materials. SUBSTANCE: mix contains, wt parts: crushed glass as glass filler 50-300, ground glass as glass binder 100, liquid glass (density 1.21-1.25 g/cu.cm) 30-60, and gypsum 1-2. Ground glass is composed of, wt %: SiO₂ 58.1-70.5, B₂O₃ 0.1-3.7, CaO 0.2-6.0, BaO 0.2-12.0, PbO 0.2-13.0, Al₂O₃ 2-6, Na₂O 3-7, and K₂O 8-10. Mix can be used for fabrication of plasterworks and facings, filling joints in fabricated structures, etc. EFFECT: enabled capability of being hydrated and achieving required strength under normal hardening conditions, improved workability and acquired possibility of application as radiation protection. 1 tbl