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. 2020 Jan 23;13(3):543. doi: 10.3390/ma13030543

Figure 4.

Figure 4

Normalized Fourier Transform Infrared Spectroscopy in Attenuated Total Reflectance mode (ATR-FT-IR) spectra for (a) rPP/SBS/GB composites in the spectral range 4000–750 cm−1, (b) rPP/SBS composites in the spectral range 1500–750 cm−1, (c) rPP/SIS/GB composites in the spectral range 4000–750 cm−1, and (d) rPP/SIS/GB composites in the spectral range 1500–750 cm−1.