COLD HYDRODINSULATING MASTIC Russian patent published in 2000 - IPC

FIELD: hydroinsulation in highway engineering. SUBSTANCE: cold hydroinsulating mastic comprises 48.0-80.0 wt.% of mixture of at least two liquid heavy petroleum products selected among products of propane deasphalting of petroleum residues, bitumen, tar, black oil, gas oil, oil fraction, naphthene aromatic hydrocarbons; 10.0-26.0 wt.% of colloidal dispersion of acrylic acid ester-butadiene-styrene-acrylonitrile copolymer and/or vinyl pyridine-butadiene-styrene copolymer and/or vinyl and vinylidene chloride-butadiene copolymer and/or polyisoprene and/or butyl rubber and/or polyisobutylene and/or butadiene-styrene and/or butadiene-nitrile and/or butadiene and/or polyvinyl chloride and/or polyacryl amide and/or ethylene- propylene chlorosulfonated polyethylene and/or carboxylate polymer and/or urethane polymer, 10.0-25.0 wt.% of mineral component. EFFECT: accelerated hardening, higher heat resistance and crack resistance, greater cohesion with surfaces of metal and concrete. 3 cl