{"title":"Nb掺杂的低Pt含量催化剂体系的VOC催化活性的研究","authors":"周 灵怡, 郭 士义, 龚 燕雯","doi":"10.18686/xdhg.v1i1.32","DOIUrl":null,"url":null,"abstract":"<span class=\"ca-1\"><span>针对提高<span lang=\"EN-US\">Pt</span>催化剂的<span lang=\"EN-US\">VOC</span>的催化活性、选择性、稳定性，同时降低其催化剂成本等问题，采用非贵金属的掺杂来改善贵金属<span lang=\"EN-US\">Pt</span>催化剂的织构、结构、氧化还原等性能，通过添加廉价的造孔剂对商业化<span lang=\"EN-US\">Al<sub>2</sub>O<sub>3</sub></span>进行改性，制备出孔隙率高的<span lang=\"EN-US\">Al<sub>2</sub>O<sub>3</sub></span>基底，然后通过浸渍法成功制备出<span lang=\"EN-US\">Nb</span>改性的<span lang=\"EN-US\">Pt/Al<sub>2</sub>O<sub>3</sub></span>催化剂，并通过<span lang=\"EN-US\">XRD</span>、<span lang=\"EN-US\">BET</span>、<span lang=\"EN-US\">NH<sub>3</sub>-TPT</span>、<span lang=\"EN-US\">H<sub>2</sub>-TPR</span>、<span lang=\"EN-US\">XPS</span>对催化剂进行表征，系统研究了<span lang=\"EN-US\">Nb</span>掺杂对<span lang=\"EN-US\">Pt</span>催化剂的<span lang=\"EN-US\">VOC</span>催化性能的影响<span lang=\"EN-US\">, </span>研究表明适当的<span lang=\"EN-US\">Nb</span>掺杂可以提高催化剂的催化活性，且当<span lang=\"EN-US\">Nb</span>掺杂为<span lang=\"EN-US\">10%</span>的时候催化效果最佳。</span></span>","PeriodicalId":60394,"journal":{"name":"现代盐化工","volume":"24 1","pages":""},"PeriodicalIF":0.0000,"publicationDate":"2018-12-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":"{\"title\":\"Nb掺杂的低Pt含量催化剂体系的VOC催化活性的研究\",\"authors\":\"周 灵怡, 郭 士义, 龚 燕雯\",\"doi\":\"10.18686/xdhg.v1i1.32\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"<span class=\\\"ca-1\\\"><span>针对提高<span lang=\\\"EN-US\\\">Pt</span>催化剂的<span lang=\\\"EN-US\\\">VOC</span>的催化活性、选择性、稳定性，同时降低其催化剂成本等问题，采用非贵金属的掺杂来改善贵金属<span lang=\\\"EN-US\\\">Pt</span>催化剂的织构、结构、氧化还原等性能，通过添加廉价的造孔剂对商业化<span lang=\\\"EN-US\\\">Al<sub>2</sub>O<sub>3</sub></span>进行改性，制备出孔隙率高的<span lang=\\\"EN-US\\\">Al<sub>2</sub>O<sub>3</sub></span>基底，然后通过浸渍法成功制备出<span lang=\\\"EN-US\\\">Nb</span>改性的<span lang=\\\"EN-US\\\">Pt/Al<sub>2</sub>O<sub>3</sub></span>催化剂，并通过<span lang=\\\"EN-US\\\">XRD</span>、<span lang=\\\"EN-US\\\">BET</span>、<span lang=\\\"EN-US\\\">NH<sub>3</sub>-TPT</span>、<span lang=\\\"EN-US\\\">H<sub>2</sub>-TPR</span>、<span lang=\\\"EN-US\\\">XPS</span>对催化剂进行表征，系统研究了<span lang=\\\"EN-US\\\">Nb</span>掺杂对<span lang=\\\"EN-US\\\">Pt</span>催化剂的<span lang=\\\"EN-US\\\">VOC</span>催化性能的影响<span lang=\\\"EN-US\\\">, </span>研究表明适当的<span lang=\\\"EN-US\\\">Nb</span>掺杂可以提高催化剂的催化活性，且当<span lang=\\\"EN-US\\\">Nb</span>掺杂为<span lang=\\\"EN-US\\\">10%</span>的时候催化效果最佳。</span></span>\",\"PeriodicalId\":60394,\"journal\":{\"name\":\"现代盐化工\",\"volume\":\"24 1\",\"pages\":\"\"},\"PeriodicalIF\":0.0000,\"publicationDate\":\"2018-12-25\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"\",\"citationCount\":\"0\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"现代盐化工\",\"FirstCategoryId\":\"1087\",\"ListUrlMain\":\"https://doi.org/10.18686/xdhg.v1i1.32\",\"RegionNum\":0,\"RegionCategory\":null,\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"\",\"PubModel\":\"\",\"JCR\":\"\",\"JCRName\":\"\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"现代盐化工","FirstCategoryId":"1087","ListUrlMain":"https://doi.org/10.18686/xdhg.v1i1.32","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
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