聚β—羟基烷酸酯共混改性研究进展
Advance on the Study of Polyhydroxyalkanoates Modified by Blending
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摘要: 聚β-羟基烷酸酯作为一种生物降解、生物相容的微生物合成材料,具有广阔的应用前景,但其成本高、质脆,特别是加工温度区间窄,大大限制了其应用。就宾结构特点,质脆的原因,共混改性的手段、尤其是近几年混改性的进展作了综述。Abstract: Polyhydroxyalkanoates(PHA) is promising as biocompatible and biodegradable materials. But its high production costs, lower impact strength and narrow range of processing temperature characteristics limit its wide applications . This paper focuses on the r