Effects of the Addition of Ortho- and Para-NH₂ Substituted Tetraphenylporphyrins on the Structure of Nylon 66

Figure 4

Synthesis route for the incorporation of the H₂T(o- or p-NH₂)PP species into the Nylon 66 network; the 𝑎, 𝑏, 𝑐, and 𝑑 subindexes are related to the lateral chains formed over the amine groups of porphyrin, which could attain the same or different sizes.