| 摘要 |
FIELD: building industry, more particularly construction of roofs, hydroinsulation, and air tightness seams. SUBSTANCE: bitumen binder comprises bitumen, butadiene-or isoprene- styrene block copolymers and plasticizer solvent, and plasticizer includes solar oil of bitumen production or polyalkylbenzene resin, ratios of components, being as follow wt %: bitumen, 55.0-95.0; butadiene-or isoprene- styrene block copolymers, 6.3-18.0; and plasticizer solvent, 4.5-27.0. EFFECT: improved properties of bitumen binder. 3 cl, 6 ex, 1 tbl
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