通过聚乙烯醇(PVA)保护法制备了Valcan XC-72活性炭(XC)载Au(Au/XC)及碳化钨(WC)和XC载Au(Au/WC-XC)催化剂,并研究了它们对氧还原的电催化性能和抗甲酸的能力.发现Au/WC-XC催化剂对氧还原的电催化性能远高于Au/XC催化剂,而且甲酸的存在未使Au/WC-XC催化剂对氧还原的电催化性能产生影响,说明Au/WC-XC催化剂有很好的抗甲酸能力.表明Au/WC-XC催化剂适合作为直接甲酸燃料电池的阴极催化剂.
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