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本发明涉及一种催化剂,其用于将甲烷电化学转化为甲醇,并用于甲烷直接电化学转化为二氧化碳。本发明还涉及一种电极以及用于制造这种电极的方法,这种电极尤其适用于含有上述催化剂的燃料电池。本发明还涉及包含上述催化剂或电极的燃料电池。本发明提及的催化剂包括铂前体(II)和供选择的负载在杂多阴离子(HPA)上的金属离子前体M。本发明特别适用于将甲烷电化学氧化为甲醇或二氧化碳的领域。Centre National de la Recherche Scientifique(Paris FR);etc.
The present invention relates to a catalyst for the electrochemical conversion of methane to methanol and for the direct electrochemical conversion of methane to carbon dioxide. The invention also relates to an electrode and a method for producing such an electrode, which electrode is particularly suitable for use in a fuel cell containing the catalyst described above. The present invention also relates to a fuel cell comprising the above catalyst or electrode. The catalysts mentioned in the present invention include a platinum precursor (II) and an optional metal ion precursor M supported on a heteropolyanion (HPA). The present invention is particularly useful in the field of electrochemical oxidation of methane to methanol or carbon dioxide. Center National de la Recherche Scientifique (Paris FR); etc.