含PBSu和PBAu链段可降解聚酯酰脲的合成及性能研究*

戴红, 刘跃军, 谭海英, 崔玲娜, 杨伟

Synthesis and Properties of Polyester Ureide Multiblock Copolymers Composed of Poly (butylene-succinate-uera) and Poly (adipate-succinate-uera)

DAI Hong, LIU Yuejun, TAN Haiying, CUI Lingna, YANG Wei

表1 嵌段共聚物和均聚物的组分含量

Table 1 Composition for multiblock copolymers and homopolymer (%, mass fraction)

Sample Feed composition Found composition FPBSu FPBAu FTDI FPBSu FPBAu FTDI PBSu-PBAu100-0 93.98 - 6.02 93.83 - 6.17 PBSu-PBAu10-90 84.73 9.35 5.92 84.81 9.17 6.02 PBSu-PBAu30-70 65.96 28.21 5.83 66.07 28.14 5.79 PBSu-PBAu50-50 47.09 47.16 5.75 48.79 45.23 5.98 PBSu-PBAu30-70 28.16 65.77 6.07 30.14 63.89 5.97 PBSu-PBAu10-90 9.46 84.75 5.79 11.61 82.76 5.63 PBSu-PBAu0-100 - 94.13 5.87 94.24 - 5.76