Science Advances

Supplementary Materials

This PDF file includes:

  • Fig. S1. Synthetic route to uDA.
  • Fig. S2. 1H NMR spectra of the nitro intermediate 2 and uDA.
  • Fig. S3. 13C NMR spectra of the nitro intermediate 2 and uDA.
  • Fig. S4. FTIR spectra of the nitro intermediate 2 and uDA.
  • Fig. S5. Synthetic route to diacids.
  • Fig. S6. 1H NMR spectra of the diacids uDAc and sDAc.
  • Fig. S7. 13C NMR spectra of the diacids uDAc and sDAc.
  • Fig. S8. FTIR spectrum of uDAc.
  • Fig. S9. 1H-NMR spectra of PAIs.
  • Fig. S10. Photos of PAI films.
  • Fig. S11. UV-vis spectra of PAIs.
  • Fig. S12. TGA data of PAIs.
  • Fig. S13. DSC data of representative PAIs.
  • Fig. S14. DMA data of PAIs.
  • Fig. S15. TMA data of PAIs.
  • Fig. S16. 2D GIWAXS data of PAIs.
  • Fig. S17. 1D deconvoluted plot of the GIWAXS data in out-of-plane direction.
  • Fig. S18. 1D deconvoluted plot of the GIWAXS data in in-plane direction.
  • Fig. S19. A plot of CTE and π-π stacking distance versus β-relaxation temperature determined by the DMA.
  • Fig. S20. Synthetic route to model compound amide-uDA and imide-uDA.
  • Fig. S21. 1H NMR spectra of model compounds amide-uDA and imide-uDA.
  • Fig. S22. 13C NMR spectra of model compound amide-uDA and imide-uDA.
  • Fig. S23. FTIR spectra of model compound amide-uDA and imide-uDA.
  • Fig. S24. Chemical and crystal structures of model compound amide-uDA and imide-uDA.
  • Fig. S25. Ten most stable structures of PAI(s-s).
  • Fig. S26. Ten most stable structures of PAI(s-u).
  • Fig. S27. Ten most stable structures of PAI(u-s).
  • Fig. S28. Ten most stable structures of PAI(u-u).
  • Fig. S29. Transfer characteristics of the IGZO TFTs under study.
  • Table S1. Solubility of PAIs
  • Table S2. Birefringence of PAIs
  • Table S3. Transition temperatures of PAIs identified by the DMA
  • Table S4. Summary of the GIWAXS peak positions
  • Tables S5. Crystal data and structure refinement for amide-uDA
  • Tables S6. Crystal data and structure refinement for imide-uDA
  • Table S7. Bonding energies and geometric features of the 10 most stable dimeric structures for each of PAI(s-s), PAI(s-u), PAI(u-s), and PAI(u-u)

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