FIELD: construction.
SUBSTANCE: composition for development of antifiltration screen in hydrotechnical structures in areas of permafrost rocks distribution contains polyvinyl alcohol, boric acid, water and dispersed filler - technical carbon or technical carbon modified with n-kinone at the following ratio of components, wt %: polyvinyl alcohol - 3.0-10.0; boric acid - 0.2-1.0; technical carbon or technical carbon modified with n-kinone - 0.5-5.0; water - the rest.
EFFECT: invention makes it possible to improve water impermeability of antifiltration screen and to improve structurally-mechanical properties of water isolating screen.
2 cl
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