| abstract |
A polyimide precursor obtained from a tetracarboxylic acid component including norbornane-2-spiro-α-cyclopentanone-α′-spiro-2″-norbornane-5,5″,6,6″-tetracarboxylic dianhydride, or a derivative thereof, and a diamine component including a diamine, or a derivative thereof, the norbornane-2-spiro-α-cyclopentanone-α′-spiro-2″-norbornane-5,5″,6,6″-tetracarboxylic dianhydride characterized in that the ratio of the peak area of a certain peak is 60% or more in a gas chromatogram obtained by conducting gas chromatography analysis. |