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FTIR-microspectroscopy and DSC studies of poly(vinylidene fluoride)
Authors:Enzo Benedetti  Stefano Catanorchi  Aldo D'Alessio  Giovanni Moggi  Piergiorgio Vergamini  Mariano Pracella  Francesco Ciardelli
Abstract:
Poly(vinylidene fluoride) (PVDF) samples, obtained by casting from tetrahydrofuran solutions and submitted to various thermal treatments, have been examined by Fourier transform–infrared microspectroscopy (FTIR-M) and differential scanning calorimetry (DSC). This kind of analysis allowed us to examine microdomains of samples with different morphological characteristics and to obtain an indication of the polymorphism of PVDF. In some cases the simultaneous presence of two or three forms has been evidenced thanks to the comparison of FTIR-M spectra and DSC traces. Vibrational spectra of single crystalline forms can be recorded by FTIR-M on phase homogeneous microdomains.
Keywords:fourier transform–  infrared microspectroscopy (FTIR-M)  DSC  poly(vinylidene fluoride)  polymorphism
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