The ability of polyethylene, polypropylene, polytetrafluoroethylene to adhere to an acrylate compound has been shown. The formation mechanism of adhesion bonds in an adhesive joint with trialkylboron complexes being used as curing agents has been considered. A curing agent based on trialkylboron has been prepared for acrylate compound modified by epoxy resin. A description is given of the character of destruction of adhesive joints when this compound is used.