Preparation and properties of polyesters
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Der-Jang Liaw; Pi-Sheng Chen
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Article
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1996
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John Wiley and Sons
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English
β 528 KB
Sulfone-containing polyesters of 18 kinds having inherent viscosities of 1.19-0.16 dL g-' were prepared derived from 4,4'-sulfonyl dibenzoyl chloride by solution polycondensation from various aromatic and aliphatic diols in nitrobenzene at 82Β°C. The polyesters were examined with IR spectra, inherent