METHOD OF MAKING OF WOOD CEMENT Russian patent published in 2008 - IPC C04B40/00 C04B28/04 C04B18/26 C04B111/20 

FIELD: construction.

SUBSTANCE: invention refers to the industry of construction materials and can be used in insulating and decorative siding, insulation inserts in floor construction and flooring. The method of making of wood cement includes soaking of milled wood filler in the water for 7-8 days at the ration of the wood filler and water by mass as 1:9, further partial removal of water, addition of cement and calcium chloride, blending of the obtained raw mix, molding and hardening. Soaking of the wood filler is performed at the temperature 15-20°C. During addition of cement and calcium chloride plaster and modified lignosulphonate technical are added. The ration of the raw mix components is, mass%: wood filler 52-58; cement 23-27; plaster 0.5-0.9; the specified lignosulphonate 0.45-0.75; calcium chloride 0.75-1.65; water 16-19.

EFFECT: strengthening of wood cement.

1 cl, 1 tbl