An method for influence on properties of concrete based on organic fillers (cement wood) consists in that as water-repellent admixture organosilicone compounds are used, added in the process of mixing of components of concrete mixture in quantity of 0.05-0.3 % from cement mass, and organic filler is preliminary hold in natural conditions not less than 24 hours. The organic filler is used, preliminary treated by biocides and fire-retardants. As organosilicone compounds organopolysiloxanes, organooligosiloxanes or their mixture are used. The increasing of standard exploitation time of cement wood products is provided.
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