| abstract |
As an adhesive composition which uses recycled material friendly to the global environment and which has good adhesive properties with respect to various adherends and excellent adhesive force, holding force, and other adhesive properties, the present invention provides a polyester resin composition containing a polyester resin (A), the polyester resin (A) containing structural units derived from a compound (a1) that is a dimer acid and/or a dimer diol and structural units derived from an aromatic compound (a2), and the ratio (X1/X2) of the molar concentration (X1) of the structural units derived from the compound (a1) to the molar concentration (X2) of the structural units derived from the aromatic compound (a2) being greater than 1.0. |