abstract |
An object of the present invention is to provide a thermoplastic polyimide excellent in transparency, heat resistance, melt heat stability, solvent nonvolatility, and the like, and a thermoplastic polyimide formed article obtained by melt extrusion molding the thermoplastic polyimide. The present invention relates to a thermoplastic polyimide having an alicyclic structure and having a 95% or more sealing ratio of terminal amino groups and an imidization rate of 95.8% or more. |