1H-NMR Spectroscopy and Thermal Gravimetric Analysis (TGA). The identity of individual monomer unit was confirmed by proton nuclearmagnetic resonance (1H-NMR) spectroscopy.
1H-NMR Spectroscopy and Thermal Gravimetric Analysis(TGA). The identity of individual monomer unit wasconfirmed by proton nuclearmagnetic resonance (1H-NMR)spectroscopy.