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

Figure 7

(a) Synthesis of polyimide containing triarylamine, (b) FT-IR spectra of PI-6FDA (thin film), (c) (A) electrochromic behavior of PI-6FDA (B) PI-ODPA and (C) PI-BPDA thin films [73].

(a)

(b)

(c)