造孔剂对气体扩散阳极性能的影响

材料导报, 2009, 23(6): 57-68.

1.昆明理工大学材料与冶金工程学院材料系,昆明,650093

2.昆明理工大学材料与冶金工程学院材料系,昆明,650093

3.昆明理工大学材料与冶金工程学院材料系,昆明,650093

4.昆明理工大学材料与冶金工程学院材料系,昆明,650093

基金项目: 云南省教育厅科学研究基金重点项目(20080011)

Effect of Pore Former on Performance of Gas Diffusion Anode

研究了气体扩散阳极,以活性炭、碳黑、PVDF、PTFE、造孔剂和催化剂为原料,采用热压成型法制备多孔气体扩散阳极.系统探讨了电极组成、造孔剂、活性炭粒径对气体扩散阳极透气性、孔率和电性能的影响.研究结果表明,采用质量分数为20%的氯化钠和80目左右的活性炭制得的阳极,其造孔效果和电化学性能最好.

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