Brief Analysis on the Degradation of Sugar-Based Copolyesters.

Furthermore, the weight loss rate shows an increasing trend with the addition of isosorbide content; the weight loss rate of PBIS12 was 2.17% at 60 days, which indicates that the introduction of isosorbide will improve the hydrolysis ability of copolyesters; the greater the isosorbide content, the more obvious the acceleration effect on the hydrolysis reaction.

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