光催化双极膜水解离的研究

膜科学与技术 , 2011, 31(1): 56-60. doi: 10.3969/j.issn.1007-8924.2011.01.009

光催化双极膜水解离的研究

陈强 ^1, , 郑淑英 ^2, , 陈晓 ^3, , 郑曦 ^4, , 陈震 ^5,

1.福建师范大学,化学与材料学院,福州,350007

2.宁德师范学院,化学系,宁德,352100

3.福建师范大学,化学与材料学院,福州,350007

4.福建师范大学,化学与材料学院,福州,350007

5.福建师范大学,化学与材料学院,福州,350007;宁德师范学院,化学系,宁德,352100

基金项目: 福建省自然科学基金(D0710009)

关键词：双极膜 , 羧甲基纤维素钠 , 壳聚糖 , 二氧化钛 , 蒽醌 , 光催化

Study of water splitting in interlayer of bipolar membrane by photo-catalyst

在双极膜的中间层中涂布纳米尺寸的光催化剂TiO2和光敏剂蒽醌(Anthraquinone,缩写为Anth),制得三明治式的双极膜.用扫描电镜(SEM),电化学工作站等对制得的膜进行了表征.实验结果表明,在紫外光照射下,以TiO2-Anth修饰的双极膜表现出更高的水解离效率及氢离子和氢氧根离子的渗透率,阻抗减小,工作电压降低等特点.当工作电流密度达125 mA/cm2时,电槽工作电压小于5.0 V.

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光催化双极膜水解离的研究

Study of water splitting in interlayer of bipolar membrane by photo-catalyst

参考文献