| 摘要 |
manufacture of building materials. SUBSTANCE: invention provides hard-burning polymer composition for fire-resistant roofing and waterproofing materials, which contains, as plasticizer, mixture of dioctyl phthalate and noncombustible fire-retardant plasticizers (trichloroethyl phosphate and chloroparaffin), and also butadiene-nitrile rubber, chloroprene rubber, or chlorosufurized polyethylene. EFFECT: increased fire, frost, and a atmosphere resistance. 1 tbl, 4 ex
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