Abstract
The degradation of Poly(vinylidene chloride-co-vinyl chloride) (VDC-VC copolymer) is found by the less order X-Ray diffraction patterns of annealed samples at 175°C. The degraded VDC-VC copolymer releases 1,3,5-trichlorobenzene, which behave as the nucleus of recrystallization during cooling and increase the crystallinity. The recrystallization behavior demonstrates that it is very sensitive to the degradation of VDC-VC copolymer. The degraded VDC-VC copolymer has an enhanced nucleation effect at lower temperature (90°C) resulting in higher crystallinity and rate of recrystallization regardless of better diffusion ability at higher temperatures. The polarized optical pictures reveal the growing of spherulites and the average size is about 2.9 mm.
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Chen, CL., Hsieh, TH. & Ho, KS. Studies on the Crystallization of Poly(vinylidenechloride-co-vinyl chloride). Polym J 33, 835–841 (2001). https://doi.org/10.1295/polymj.33.835
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DOI: https://doi.org/10.1295/polymj.33.835