| 摘要 |
Provided are a novel diamine, and a polyimide precursor and polyimide using the same. A diamine represented by formula (1). (In formula (1), X1 and X5 each independently represents a single bond or the like, X2 and X4 each independently represents –CH2 or the like, X3 represents a C1-6 alkylene or the like, Y1 and Y2 each independently represents a single bond or the like, R represents a C1-20 straight-chain, branched, or cyclic hydrocarbon group, and a represents 0 or 1.) |
