| abstract |
[PROBLEMS] To be easily and easily formed by a printing method, having heat resistance, electrical properties, mechanical properties, non-flammability and the like, excellent adhesion, flexibility, low warpage, and storage stability. Provision of printable cured product having good properties. A polyimide having a repeating unit represented by the general formula [I]. [Ar 1 is an arbitrary tetravalent organic group; Ar 2 is an arbitrary divalent organic group; one of R 1 and R 2 is a triple bond; m is 2 to 100] [Selection figure] None |