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. 2018 Feb 27;10(3):239. doi: 10.3390/polym10030239

Figure 4.

Figure 4

Overlaid FTIR spectra of P-Bn/5% B(C6F5)3 mixture as prepared (a), P-Bn/5% B(C6F5)3 mixture after 30 min. (b), P-Bn/5% B(C6F5)3 mixture after 60 min. (c), P-Bn/5% B(C6F5)3 mixture after 120 min. (d).