Adhesive composition, the adhesive sheet using the same, and use thereof

Polyol compounds (a), the diol compound having an organic diisocyanate (b) and a carboxyl group and (c) a urethane prepolymer having an isocyanate group obtained by reacting (d), polyamino compound (e) and monoamino compound (f) obtained by reacting the door under the following conditions, a weight average molecular weight of from 80,000 to 250,000, characterized in that the acid value containing a polyurethane-polyurea resin (a) and the epoxy resin (B) is a 3~25mgKOH / g the adhesive composition (I) is disclosed to. here, And an isocyanate group of the urethane prepolymer (d) having (i) an isocyanate group, the ratio of the amino groups of the polyamino compound (e) and monoamino compound (f), amino group / isocyanate group = 0.8 / 1-0 a .999 / 1 (molar ratio), And, (Ii) in a total of 100 mole% of the amino groups of the polyamino compound amino group with monoamino compound of (e) (f), the proportion of the amino groups of the polyamino compound (e) is 90.0 to 97.0 mol% .