The biodegradability and biocompatibility were also investigated.The results showed that the PHB/PEG blend and copolymer could be prepared by physical blend and chemical methods.

• 研究结果表明，通过物理共混和偶联法、热引发及紫外光引发三种化学方法分别制备得到了PHB/PEG共混物和共聚物。