| 聚苯胺/Co3O4的电化学催化性能的研究 |
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| 引用本文： | 殷金玲,李一栋.聚苯胺/Co3O4的电化学催化性能的研究[J].电池工业,2011,16(4):212-215,220. |
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| 作者姓名： | 殷金玲 李一栋 |
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| 作者单位： | 1. 哈尔滨工程大学材料科学与化学工程学院,黑龙江哈尔滨,150001
2. 黑龙江工商职业技术学院机械工程系,黑龙江哈尔滨,150080 |
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| 基金项目： | 哈尔滨工程大学基础研究基金资助项目(HEUFT08008) |
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| 摘 要： | 采用液相共沉淀法合成Co3O4,再采用化学聚合法合成聚苯胺(PANI),然后通过快速研磨混合制备聚苯胺/Co3O4材料作为H2O2的阴极还原催化剂。并利用X射线衍射和扫描电镜分析其结构和表面形貌,利用电势线性扫描和计时电流法测定其对H2O2在碱性KOH电解液中的还原的电催化性能。结果表明:在3 mol/L KOH电解液中,当H2O2浓度为0.4 mol/L时,聚苯胺/Co3O4材料对H2O2的阴极还原具有较好的催化性能,当用20%(质量百分比)PANI掺杂时,在-0.34 V时极限还原电流密度达-111.3 mA/cm2,且材料电化学稳定性较好。
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| 关 键 词： | 燃料电池 阴极催化剂 聚苯胺(PANI) Co3O4 |
Research on the electrocatalytic behavior of polyaniline/Co_3O_4 |
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| YIN Jin-ling,LI Yi-dong.Research on the electrocatalytic behavior of polyaniline/Co_3O_4[J].Chinese Battery Industry,2011,16(4):212-215,220. |
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| Authors: | YIN Jin-ling LI Yi-dong |
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| Affiliation: | YIN Jin-ling1,LI Yi-dong2(1.College of Material Science and Chemical Engineering,Harbin Engineering University,Harbin,Heillongjiang 150001,China,2.Heilongjiang Technology and Business College,School of Mechanical Engineering,Heilongjiang 150080,China) |
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| Abstract: | Co3O4 was synthesized by a precipitation method.Polyaniline(PANI) was synthesized by a chemical polymerization method.And polyaniline/Co3O4 was synthesized by quickly mixed method.Their structures and morphologies were characterized by X-ray diffraction and scanning electron microscopy.The catalytic behavior of polyaniline/Co3O4 for H2O2 electroreduction in alkaline medium was investigated by linear potential sweep and chronoamperometry.Results indicated that polyaniline/Co3O4 showed considerable activity a... |
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| Keywords: | fuel cell cathode catalyst polyaniline(PANI) Co3O4 |
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