以过氧化苯甲酰(BPO)作引发剂,通过溶液接枝聚合法把苯乙烯接枝到原硅酸钠改性的聚偏氟乙烯(PVDF)膜上,磺化后得到聚偏氟乙烯接枝苯乙烯磺酸(PVDF-g-PSSA)电解质膜.采用多功能材料实验机表征了膜的力学强度,使用交流阻抗谱和气相色谱仪研究了原硅酸钠含量对PVDF-g-PSSA膜的质子导电性能和阻醇性能的影响.结果表明,原硅酸钠加入后,随着原硅酸钠含量的提高,PVDF-g-PSSA膜的质子电导率σ随原硅酸钠含量的提高而升高,力学性能得到改善,甲醇透过系数逐渐增大.
参考文献
| [1] | Nasef MM;Zubir NA;Ismail AF;Khayet M;Dahlan KZM;Saidi H;Rohani R;Ngah TIS;Sulaiman NA .PSSA pore-filled PVDF membranes by simultaneous electron beam irradiation: Preparation and transport characteristics of protons and methanol[J].Journal of Membrane Science,2006(1):96-108. |
| [2] | Xinping Qiu;Wenqiong Li;Shicao Zhang .The Microstructure and Character of the PVDF-g-PSSA Membrane Prepared by Solution Grafting[J].Journal of the Electrochemical Society,2003(7):A917-A921. |
| [3] | Hsueh CL.;Peng YJ.;Wang CC.;Chen CY. .Bipolar membrane prepared by grafting and plasma polymerization[J].Journal of Membrane Science,2003(1/2):1-13. |
| [4] | 郭贵宝,寇沙沙,孟淑敏,安胜利.改性聚偏氟乙烯接枝苯乙烯磺酸质子导电膜的结构与形貌[J].高分子材料科学与工程,2009(09):43-46. |
| [5] | 郭贵宝,寇沙沙,安胜利.原硅酸钠改性的聚偏氟乙烯接枝苯乙烯磺化膜接枝率的影响因素[J].高分子材料科学与工程,2010(04):93-96. |
| [6] | Ross G.J.;Watts J.F. .Surface modification of poly(vinylidene fluoride) by alkaline treatment 1.The degradation mechanism[J].Polymer: The International Journal for the Science and Technology of Polymers,2000(5):1685-1696. |
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