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用柠檬酸溶胶—凝胶法制备三效催化剂
杨振明; 张劲松; 曹小明; 李峰; 徐志军
2003
Source Publication材料研究学报
ISSN1005-3093
Volume17.0Issue:004Pages:370-374
Abstract采用柠檬酸溶胶-凝胶法和浸渍法制备出两种具有相同组成的Pt-Rh三效催化剂.在900℃和1200℃的模拟尾气中烧结处理后,溶胶-凝胶法催化剂的50%转化率温度(T50)比浸渍法催化剂的低30℃左右.对两种催化剂的比较表明,溶胶-凝胶法催化剂具有特殊的网孔状显微结构,能降低贵金属的烧结速度并提高氧化铈的分散度,因而提高了催化剂的抗烧结能力.用柠檬酸溶胶-凝胶法可改善催化剂的热稳定性.
Keyword无机非金属材料 三效催化剂 溶胶-凝胶法 柠檬酸 尾气
Indexed ByCSCD
Language中文
CSCD IDCSCD:1163669
Citation statistics
Cited Times:4[CSCD]   [CSCD Record]
Document Type期刊论文
Identifierhttp://ir.imr.ac.cn/handle/321006/157281
Collection中国科学院金属研究所
Affiliation中国科学院金属研究所
Recommended Citation
GB/T 7714
杨振明,张劲松,曹小明,等. 用柠檬酸溶胶—凝胶法制备三效催化剂[J]. 材料研究学报,2003,17.0(004):370-374.
APA 杨振明,张劲松,曹小明,李峰,&徐志军.(2003).用柠檬酸溶胶—凝胶法制备三效催化剂.材料研究学报,17.0(004),370-374.
MLA 杨振明,et al."用柠檬酸溶胶—凝胶法制备三效催化剂".材料研究学报 17.0.004(2003):370-374.
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