探索了聚芳硫醚砜(PASS)和聚偏氟乙烯(PVDF)的共混比例对制得的平板膜结构和性能的影响.通过扫描电镜对复合分离膜进行结构分析,并用相关设备表征了平板膜的纯水通量、截留率、接触角、孔隙率和断裂强度.结果表明,实验制得了PASS/PVDF复合微滤膜,分离膜的孔径为400 ～ 800 nm,通量达到1300 L/(m2·h).当PVDF的添加量为1％ ～3％时,获得的微滤膜的性能最好.
参考文献
| [1] | Crtomir Stronik;Vladimir Kaiser .Polymeric membranes preparation by wet phase separation: mechanisms and elementary processes[J].Desalination: The International Journal on the Science and Technology of Desalting and Water Purification,2002(1/3):1-10. |
| [2] | 邓建标,陈建华,钱德成.通用树脂制备分离膜的研究进展[J].合成树脂及塑料,2007(04):75-78,82. |
| [3] | Liu Y.;Ji Q.;Riffle JS.;McGrath JE.;Geibel JF. Kashiwagi T.;Bhatnagar A. .Influence of polymerization conditions on the molecular structure stability and physical behavior of poly(phenylene sulfide sulfone) homopolymers[J].Polymer: The International Journal for the Science and Technology of Polymers,2000(13):5137-5146. |
| [4] | 罗川南,刘一民,杨勇.聚合物浓度对PSF/SPSF合金膜性能的影响[J].化工科技,2002(04):9-11. |
| [5] | Zheng QZ;Wang P;Yang YN .Rheological and thermodynamic variation in polysulfone solution by PEG introduction and its effect on kinetics of membrane formation via phase-inversion process[J].Journal of Membrane Science,2006(1/2):230-237. |
| [6] | D. Rana;T. Matsuura .Surface Modifications for Antifouling Membranes[J].Chemical Reviews,2010(4):2448-2471. |
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