1. 毕业设计（论文）的内容和要求

论文要求学生掌握通过相转化法制备pvdf改性膜及各项表征。

了解相转化原理，掌握非溶剂诱导相分离制备pvdf膜的方法。

了解pvdf本体接枝改性的原理以及反应条件，设计实验考察不同铸膜液比例对pvdf膜性能的影响，并将其应用于实际体系。

2. 参考文献

[1]Liu F, Hashim N A, Liu Y, et al. Progress in the production and modification of PVDF membranes[J]. Journal of Membrane Science, 2011, 375(1):1-27. [2]Kang G D, Cao Y M. Application and modification of poly(vinylidene fluoride) (PVDF) membranes #8211; A review[J]. Journal of Membrane Science, 2014, 463(1):145-165. [3]Tan X, Tan S P, Teo W K, et al. Polyvinylidene fluoride (PVDF) hollow fibre membranes for ammonia removal from water[J]. Journal of Membrane Science, 2006, 271(1):59-68. [4]Liu F, Xu Y Y, Zhu B K, et al. Preparation of hydrophilic and fouling resistant poly(vinylidene fluoride) hollow fiber membranes[J]. Journal of Membrane Science, 2009, 345(1):331-339. [5] Cui Z, Hassankiadeh N T, Zhuang Y, et al. Crystalline polymorphism in poly(vinylidenefluoride) membranes[J]. Progress in Polymer Science, 2015, 51:94-126. [6]Cui Z, Drioli E, Lee Y M. Recent progress in fluoropolymers for membranes[J]. Progress in Polymer Science, 2014, 39(1):164-198. [7] J. F. Hester,#8224;, Banerjee P, Y.Y. Won, et al. ATRP of Amphiphilic Graft Copolymers Based on PVDF and Their Use as Membrane Additives[J]. Macromolecules, 2002, 35(20):7652-7661. [8]Zhang C, Wang J, Olah A, et al. Composite nanofibrous microfiltration water filter[J]. Journal of Applied Polymer Science, 2017, 134(48):45557. [9] Wei W, Sun M, Zhang L, et al. Underwater oleophobic PTFE membrane for efficient and reusable emulsion separation and the influence of surface wettability and pore size[J]. Separation Purification Technology, 2017, 189. [10] Zhu Y, Xie W, Zhang F, et al. Superhydrophilic In-Situ-Cross-Linked Zwitterionic Polyelectrolyte/PVDF-Blend Membrane for Highly Efficient Oil/Water Emulsion Separation[J]. Acs Applied Materials Interfaces, 2017, 9(11):9603. [11]Chan R, Chen V. Characterization of protein fouling on membranes: opportunities and challenges[J]. Journal of Membrane Science, 2004, 242(1):169-188. [12] Wang D, Li K, Teo W K. Preparation and characterization of polyvinylidene fluoride (PVDF) hollow fiber membranes[J]. Journal of Membrane Science, 1999, 163(2):211-220. [13] Yuan T, Meng J, Hao T, et al. A scalable method toward superhydrophilic and underwater superoleophobic PVDF membranes for effective oil/water emulsion separation[J]. Acs Applied Materials Interfaces, 2015, 7(27):14896. [14]Du J R, Peldszus S, Huck P M, et al. Modification of poly(vinylidene fluoride) ultrafiltration membranes with poly(vinyl alcohol) for fouling control in drinking water treatment[J]. Water Research, 2009, 43(18):4559-4568. [15] Xiang Y, Shen J, Wang Y, et al. A pH-responsive PVDF membrane with superwetting properties for the separation of oil and water[J]. Rsc Advances, 2015, 5(30):23530-23539. [16] Sebnem Inceoglu, Solar C. Olugebefola, Metin H. Acar, et al. Atom transfer radical polymerization using poly(vinylidene fluoride) as macroinitiator[J]. Designed Monomers Polymers, 2004, 7(1-2):181-189. [17]Zhao T, Zhang L, Zhang Z, et al. A novel approach to modify poly(vinylidene fluoride) via iron-mediated atom transfer radical polymerization using activators generated by electron transfer[J]. Journal of Polymer Science Part A Polymer Chemistry, 2011, 49(11):2315-2324. [18]Zhang X, Wang Y, You Y, et al. Preparation, performance and adsorption activity of TiO 2, nanoparticles entrapped PVDF hybrid membranes[J]. Applied Surface Science, 2012, 263(24):660-665. [19] Bottino A, Capannelli G, Comite A. Preparation and characterization of novel porous PVDF-ZrO2 composite membranes[J]. Desalination, 2002, 146(1):35-40. [20] Hashim N A, Liu Y, Li K. Preparation of PVDF Hollow Fiber Membranes Using SiO2 Particles: The Effect of Acid and Alkali Treatment on the Membrane Performances[J]. Industrial Engineering Chemistry Research, 2011, 50(5):3036-3041. [21]Liu T, Li X, Wang D, et al. Superhydrophobicity and regeneration of PVDF/SiO2 composite films[J]. Applied Surface Science, 2017, 396. [22] Li J, Hu Y, Liu W, et al. High Flux and Hydrophilic Fibrous Ultrafiltration Membranes Based on Electrospun Titanium Dioxide Nanoparticles/Polyethylene Oxide/Poly(vinylidene fluoride) Composite Scaffolds[J]. Journal of Nanoscience Nanotechnology, 2017. [23] Liu F, Xu Y Y, Zhu B K, et al. Preparation of hydrophilic and fouling resistant poly(vinylidene fluoride) hollow fiber membranes[J]. Journal of Membrane Science, 2009, 345(1):331-339. [24] Chen F, Shi X, Chen X, et al. Preparation and Characterization of Amphiphilic Copolymer PVDF-g-PMABS and Its Application in Improving Hydrophilicity and Protein Fouling Resistance of PVDF Membrane[J]. Applied Surface Science, 2017. [25] Chen H, Dai L L. Adsorption and Release of Surfactant into and from Multifunctional Zwitterionic Poly(NIPAm- co -DMAPMA- co -AAc) Microgel Particles[J]. Journal of Colloid Interface Science, 2015, 449(36):332-340. [26] Kamorin D M, Rumyantsev M, Kazantsev O A, et al. Influences of monomer self‐association on the radical solution homopolymerization of N‐[3‐(dimethylamino)propyl](meth)acrylamide[J]. Journal of Applied Polymer Science, 2016, 134(4).

3. 毕业设计（论文）进程安排

2.25-3.9 查找相关文献，翻译英文文献 3.10-3.25 撰写开题报告，学习pvdf本体的接枝反应，并对接枝产物进行表征 3.26-4.27 配制不同比例的铸膜液，用非溶剂诱导相分离制备改性膜。

5.2-5.12 对改性后的pvdf进行表征、分析。

5.13-5.30 将改性后的膜应用于实际废水体系，研究处理效果。