无机盐工业
主管:中海油天津化工研究设计院有限公司
主办:中海油天津化工研究设计院有限公司
   中海油炼油化工科学研究院(北京)有限公司
   中国化工学会无机酸碱盐专业委员会
ISSN 1006-4990 CN 12-1069/TQ

无机盐工业 ›› 2021, Vol. 53 ›› Issue (5): 33-38.doi: 10.11962/1006-4990.2020-0306

• 综述与专论 • 上一篇    下一篇

钯基催化剂应用于甲酸电氧化反应的研究进展

陈少峰1(),侯兰凤1,廖世军2()   

  1. 1.茂名职业技术学院化学工程系,广东茂名 525000
    2.华南理工大学化学与化工学院
  • 收稿日期:2020-08-29 出版日期:2021-05-10 发布日期:2021-05-12
  • 通讯作者: 廖世军
  • 作者简介:陈少峰(1982— ),男,硕士,副教授,研究方向为纳米催化材料制备及应用;E-mail: cnshaofeng@qq.com
  • 基金资助:
    国家重点研发计划项目(2017YFB0102900);国家重点研发计划项目(2016YFB0101201);国家自然科学基金项目(21476088);国家自然科学基金项目(21776105);广东省自然科学基金项目(2015B010106012);茂名市科技计划项目(2019472)

Research progress on application of palladium-based catalyst in electrooxidation of formic acid

Chen Shaofeng1(),Hou Lanfeng1,Liao Shijun2()   

  1. 1. Department of Chemical Engineering,Maoming Polytechnic,Maoming 525000,China
    2. School of Chemistry and Engineering,South China University of Technology
  • Received:2020-08-29 Online:2021-05-10 Published:2021-05-12
  • Contact: Liao Shijun

摘要:

甲酸是一种很有前途的化学储氢材料,可作为低温液体燃料电池的直接燃料。钯基催化剂作为直接甲酸燃料电池(DFAFC)阳极材料,对甲酸氧化具有良好的催化活性,能克服一氧化碳的毒化,在甲酸电化学氧化反应中主要按直接途径进行。降低贵金属含量、提高催化活性、提升稳定性是当前钯基催化材料研究领域的主要方向。主要介绍了当前研究中钯催化剂对甲酸电氧化的催化机理,综述了近5 a的钯合金催化剂制备、特殊形貌控制、碳负载对甲酸氧化活性增强的研究,对钯基催化剂的持续开发具有实际应用意义。

关键词: 甲酸, 燃料电池, Pd催化剂, 碳载体

Abstract:

Formic acid is a promising material for chemical hydrogen storage,which can be used as direct fuel for cryogenic liquid fuel cell.As anode materials for direct formic acid fuel cell(DFAFC),Pd-based catalysts have good catalytic activity for formic acid oxidation,which can overcome the poisoning of CO and carry out via direct route of the electrochemical oxida-tion of formic acid.Reducing noble metal content,improving catalytic activity and stability are the main directions in the re-search field of Pd-based catalytic materials.The electrooxidation and catalytic mechanism of Pd-based catalyst for formic acid at present was mainly introduced.The preparation of Pd alloy catalyst,the control of special morphology and the enhancement of carbon loading on formic acid oxidation activity in recent five years were reviewed.It has practical significance for the continuous development of Pd-based catalyst.

Key words: formic acid, fuel cell, palladium catalyst, carbon loading

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