| abstract |
(57) [Abstract] (With correction) [PROBLEMS] To obtain a thermoplastic resin having a high molecular weight and a high toughness without sacrificing fluidity during melt molding. A chain-like thermoplastic resin having a structure obtained by a Diels-Alder reaction between a thermoplastic resin such as a polyester having a conjugated diene structure at a terminal and a compound having a dienophile structure such as a maleimide compound, and the like Production method. |