1. 毕业设计（论文）的内容和要求

考虑到水环境质量的恶化，饮用水的安全性成为一个日益受到关注的问题。

溶解性有机物（dom）是水处理的主要污染物，在常规水处理过程中氯化过程还形成可导致严重的人体健康的消毒副产物。

超滤膜（uf）技术最近被认为是一种很有前途的水处理方法，因为它的能量消耗低，对有机物颗粒和微生物的去除效率高。

2. 参考文献

[1]. Ji J, Liu F, Hashim N A, et al.Poly(vinylidene fluoride)(PVDF) membranes for fluid separation[J]. React Funct Polym, 2015,86:134-153. [2]. Liu L, Chen H, Yang F. Enhancing membrane performance by blending ATRP grafted PMMA#8211;TiO2 or PMMA#8211;PSBMA#8211;TiO2 in PVDF[J]. Separation and Purification Technology, 2014,133:22-31. [3]. 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(1-2):1-27. [4]. Oster G, Shibata O, Graft copolymer of polyacrylamide and natural rubber produced by means of ultraviolet light[J]. J Polym Sci, 1957,26(113):233-234. [5]. Tang Y P, Cai T, Loh D, et al. Construction of antifouling lumen surface on a poly(vinylidene fluoride) hollow fiber membrane via a zwitterionic graft copolymerization strategy[J]. Separation and Purification Technology, 2017,176:294-305. [6]. Nunes S P, Peinemann K V. Ultra filtration membranes from PVDF/PMMA blends[J]. J Membr Sci, 1992,73:25-35. [7]. Hu M X, Li J N, Zhang S L, et al. Hydrophilic modification of PVDF microfiltration membranes by adsorption of facial amphiphile cholic acid.[J]. Colloids Surfaces B Biointerfaces, 2014, 123:809-813. [8]. Hashim N A, Li K. Chemistry in Spinning Solutions: Hydrophilic Modification of PVDF Hollow Fibre Membranes During Phase Inversion[J]. Procedia Engineering, 2012, 44:351-354. [9]. Sun H, Wang T, Zhou Y, et al. Synthesis of well‐defined amphiphilic block copolymers via AGET ATRP used for hydrophilic modification of PVDF membrane[J]. Journal of Applied Polymer Science, 2015, 132(24). [10]. Hu N, Xiao T, Cai X, et al. Preparation and Characterization of Hydrophilically Modified PVDF Membranes by a Novel Nonsolvent Thermally Induced Phase Separation Method:[J]. Membranes, 2016, 6(4):47.

3. 毕业设计（论文）进程安排

第一周～第二周 完成英文文献翻译以及开题报告 第三周～第六周 探究PMMA的添加量对膜亲水性和截留率的影响 第七周～第九周 考察酸处理时间对膜表面形态的影响 第十周～第十三周 进行二氧化硅纳米粒子的接枝工作 第十四周～最后 撰写论文以及准备答辩