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. 2020 Jan 16;12(1):225. doi: 10.3390/polym12010225

Figure 2.

Figure 2

(a) WAXD patterns for as received PC–PEF blends, (b) DSC heating thermograms, and (c) derivative heat flow for melt-quenched PEN–PEF blend samples and (d) FTIR spectra of neat PC, PEF and their blend.