多孔聚乳酸材料的制备及结构性能优化进展  

Progress in porous poly(lactic acid)material and their structure and performance optimization

作　　者：董光 侯仰喆 袁洪跃 刘宪虎[2] 潘亚敏[2] DONG Guang;HOU Yangzhe;YUAN Hongyue;LIU Xianhu;PAN Yamin(School of Automotive Engineering,Henan Mechanical and Electrical Vocational College,Zhengzhou 451191,China;School of Materials Science and Engineering,Zhengzhou University,Zhengzhou 450001,China;School of Electrical Engineering,Henan Mechanical and Electrical Vocational College,Zhengzhou 451191,China)

机构地区：[1]河南机电职业学院汽车工程学院,郑州451192 [2]郑州大学材料科学与工程学院,郑州450001 [3]河南机电职业学院电气工程学院,郑州451192

出　　处：《中国塑料》2024年第8期132-140,共9页China Plastics

摘　　要：综述了多孔聚乳酸(PLA)材料在制备工艺、孔结构调控和性能优化等方面的研究进展。介绍了多孔PLA材料的典型制备工艺,包括模板法、非溶剂诱导相分离法、冷冻干燥法和超临界CO_(2)发泡法。同时,介绍了不同孔结构以及孔尺寸和密度的变化对性能的影响。此外,重点介绍了立构复合晶(SC)对多孔PLA材料孔结构和宏观性能的影响。This paper reviewed the research progress of porous poly(lactic acid)(PLA)materials in terms of molding process,pore structure modulation and performance optimization.Typical molding processes for porous PLA materials were introduced,including template method,non-solvent induced phase separation method,freeze-drying method and supercritical CO_(2) foaming method.The effects of different pore structures and variations in pore size and density on the properties were presented.In addition,the effect of stereo-complex crystal on the pore structure and macroscopic properties of porous PLA materials was emphasized.

关 键 词：聚乳酸 多孔材料 制备工艺 结构与性能 研究进展 

分 类 号：TQ321[化学工程—合成树脂塑料工业]