Syntheses and characterization of poly (
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Yijin Xu; Caiyuan Pan
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Article
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1999
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John Wiley and Sons
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English
โ 214 KB
] were synthesized and used in the preparation of poly (tetrahydrofuran) (PTHF) polyols. The structures of PTHF polyols and corresponding hydrolysis products were determined by 1 H-NMR and FTIR. GPC curves showed that the amount of cyclic oligomers was negligible. The polymerization process was foll