| abstract |
(57) [Abstract] [Purpose] To provide a resin composition for polyurethane adhesive, which is excellent in acid resistance, heat resistance and hot water resistance. A polyurethane prepolymer obtained by reacting a compound having at least two active hydrogen groups, at least one carboxyl group, and at least one ester bond in the molecule, an organic polyisocyanate and an organic polyol. Polymer and polyurethane adhesive composition containing the same. |