| abstract |
FIELD: chemical industry. SUBSTANCE: described is thermoreactive adhesive melt comprising component (A) based on adduct of bisphenol A epoxy resin or (cyclo)aliphatic or heterocyclic epoxy compound and novolac or novolac bisphenol A and oxygen-containing component (B). In this case component (A) further comprises acrylic ester polymer and novolac-based epoxy resin. Component (B) is compound selected from group consisting of polyisocyanate, polyurethane prepolymer having end isocyanate groups, polyester having end hydroxyl groups and polyurethane prepolymer having end hydroxyl groups, ratios of components being as follows, wt %: said adduct 7.27-44.4; acrylic ester polymer, 0.04-27.8; movolac-based epoxy resin, 1.82-11.1, and oxygen-containing component, 16.7-90.87. EFFECT: general purpose adhesive having improved service properties. 2 cl, 12 ex |