Advancements in Synthesis Strategies and Optoelectronic Applications of Bio-Based Photosensitive Polyimides

Figure 3

(a) Preparation of standard photosensitive PI-1 (BTDA-TMMDA) and fluorine and benzamide bridged FPI-2-FPI-7 resins, (b) FTIR spectra of PI and FPI films, (c) XRD spectra of PI and FPI polymers [43].

(a)

(b)

(c)