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CATHODE CATALYST FOR DIRECT OXIDATION FUEL CELL, METHOD OF PREPARING FOR SAME, MEMBRANE-ELECTRODE ASSEMBLY FOR DIRECT OXIDATION FUEL CELL AND DIRECT OXIDATION FUEL CELL COMPRISING SAME
CATHODE CATALYST FOR DIRECT OXIDATION FUEL CELL, METHOD OF PREPARING FOR SAME, MEMBRANE-ELECTRODE ASSEMBLY FOR DIRECT OXIDATION FUEL CELL AND DIRECT OXIDATION FUEL CELL COMPRISING SAME
The present invention relates to a cathode catalyst for a direct oxidation fuel cell, a method for manufacturing the same, a membrane-electrode assembly for a direct oxidation fuel cell and a direct oxidation fuel cell system including the same, wherein the cathode catalyst is used for a carbon-based material and a carbon-based material. 1 selected from the group consisting of supported Pt x S 100-x , Pt x Se 100-x , Pt x Te 100-x , Rh x S 100-x , Rh x Se 100-x and Rh x Te 100-x And a cathode catalyst for a direct oxidation fuel cell comprising at least one compound.;The cathode catalyst for the direct oxidation type fuel cell of the present invention is excellent in activity and selectivity for the reduction reaction of the oxidant, and can improve the performance of the fuel cell membrane-electrode assembly and the fuel cell system including the same. In addition, the method for producing a cathode catalyst for a direct oxidation fuel cell of the present invention can reduce the particle size of the active material supported on carbon, thereby improving the activity of the catalyst.;Fuel cell, electrode, catalyst, active, selectivity, deactivated
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机译:本发明涉及用于直接氧化燃料电池的阴极催化剂,其制造方法,用于直接氧化燃料电池的膜电极组件以及包括该阴极电极的直接氧化燃料电池系统,其中使用该阴极催化剂。用于碳基材料和碳基材料。从受支持的Pt x Sub> S 100-x Sub>,Pt x Sub> Se 100-x Sub>中选择1个, Pt x Sub> Te 100-x Sub>,Rh x Sub> S 100-x Sub>,Rh x Sub > Se 100-x Sub>和Rh x Sub> Te 100-x Sub>以及用于直接氧化燃料电池的阴极催化剂,其包含至少一种化合物。本发明的用于直接氧化型燃料电池的阴极催化剂对于氧化剂的还原反应具有优异的活性和选择性,并且可以改善燃料电池膜-电极组件和包括该燃料电池膜-电极组件的燃料电池系统的性能。另外,本发明的用于直接氧化燃料电池的阴极催化剂的生产方法可以减小负载在碳上的活性材料的粒径,从而提高催化剂的活性。燃料电池,电极,催化剂,活性物质,选择性,已停用
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