催化作用
材料科学
化学工程
纳米技术
化学
有机化学
工程类
出处
期刊:Advanced Science
[Wiley]
日期:2023-12-26
卷期号:11 (11): e2306533-e2306533
被引量:31
标识
DOI:10.1002/advs.202306533
摘要
Abstract The incorporation of isolated Sn (IV) and Zr (IV) ions into silica frameworks is attracting widespread attention, which exhibits remarkable catalytic performance (conversion, selectivity, and stability) in a broad range of reactions, especially in the field of biomass catalytic conversion. As a representative example, the conversion route of carbohydrates into valuable platform and commodity chemicals such as lactic acid and alkyl lactates, has already been established. The zeotype materials also possess water‐tolerant ability and are capable to be served as promising heterogeneous catalysts for aqueous reactions. Therefore, dozens of Sn‐ and Zr‐containing silica materials with various channel systems have been prepared successfully in the past decades, containing 8 membered rings (MR) small pore CHA zeolite, 10‐MR medium pore zeolites (FER, MCM‐56, MEL, MFI, MWW), 12‐MR large pore zeolites (Beta, BEC, FAU, MOR, MSE, MTW), and 14‐MR extra‐large pore UTL zeolite. This review about Sn‐ and Zr‐containing metallosilicate materials focuses on their synthesis strategy, catalytic applications for diverse reactions, and the effect of zeolite characteristics on their catalytic performances.
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