【摘要】 介绍了用于油水分离的特殊润湿表面结构，其中包括超疏水-超亲油表面、超亲水-水下超疏油表面和超亲水超疏油表面。综述了聚乳酸油水分离材料的制备方法及发展现状，如浸渍、喷涂、静电纺丝、相分离、接枝、超临界CO₂发泡和3D打印，展望了其未来发展趋势。更多还原

【Abstract】 The special wetting surface structure for oil-water separation is introduced this paper, including superhydrophobic-superoleophilic surfaces, superhydrophilic-underwater superoleophobic surfaces and superhydrophilic-superoleophobic surfaces.The preparation method and properties of PLA oil-water separation materials are summarized, such as impregnation, spraying, electrostatic spinning, phase separation, grafting, supercritical CO₂ foaming and 3D printing.Future development trend is prospected.更多还原