RAW MIXTURE FOR MANUFACTURE OF WOOD BUILDING MATERIAL Russian patent published in 1995 - IPC

FIELD: manufacture of building materials. SUBSTANCE: raw mixture for manufacture of wood building material contains, mas.%: absolute dry hogged wood 28-45; nepheline cement 24-45; magnesium chloride or iron chloride 12-18; the balance, water. Raw material is prepared by mixing hogged wood with aqueous solution of above indicated chloride with subsequent addition of nepheline cement. Products manufactured from offered raw mixture are characterized by compression strength in 30 min of 3.1-4.9 MPa; in 60 min of 5.1-8.1 MPa; in 24 h of 9.1-16.5 MPa; bending strength of 8.1-12.5 MPa; stability in water 0.91-0.95. EFFECT: higher efficiency. 2 tbl