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铜改性硼硅酸盐的甲烷吸附与甲醇解吸

Methane adsorption and methanol desorption of copper modified boron silicate.

作者信息

Wang Xueting, Shishkin Alexander, Hemmingsson Felix, Skoglundh Magnus, Martinez-Casado Francisco Javier, Bock Lorenz, Idström Alexander, Nordstierna Lars, Härelind Hanna, Carlsson Per-Anders

机构信息

Department of Chemistry and Chemical Engineering, Chalmers University of Technology 412 96 Gothenburg Sweden

Competence Centre for Catalysis, Chalmers University of Technology 412 96 Gothenburg Sweden.

出版信息

RSC Adv. 2018 Oct 26;8(63):36369-36374. doi: 10.1039/c8ra08038k. eCollection 2018 Oct 22.

DOI:10.1039/c8ra08038k
PMID:35558450
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC9088827/
Abstract

Boron silicate (BS) with a chabazite framework structure was synthesised using a direct route and rigorously characterized before it was ion-exchanged with copper to form Cu-BS. Employing infrared spectroscopy, we show that Cu-BS is capable of oxidising methane to methoxy species and methanol interacts with the boron sites without deprotonation.

摘要

采用直接法合成了具有菱沸石骨架结构的硼硅酸盐(BS),并在与铜进行离子交换形成Cu-BS之前对其进行了严格表征。利用红外光谱,我们表明Cu-BS能够将甲烷氧化为甲氧基物种,并且甲醇与硼位点相互作用而不发生去质子化。

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Methane adsorption and methanol desorption of copper modified boron silicate.铜改性硼硅酸盐的甲烷吸附与甲醇解吸
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本文引用的文献

1
Methane to Methanol: Structure-Activity Relationships for Cu-CHA.甲烷制甲醇:Cu-CHA 的结构-活性关系。
J Am Chem Soc. 2017 Oct 25;139(42):14961-14975. doi: 10.1021/jacs.7b06472. Epub 2017 Oct 17.
2
Methane Oxidation to Methanol Catalyzed by Cu-Oxo Clusters Stabilized in NU-1000 Metal-Organic Framework.铜氧簇稳定于 NU-1000 金属有机骨架中催化甲烷氧化制甲醇。
J Am Chem Soc. 2017 Aug 2;139(30):10294-10301. doi: 10.1021/jacs.7b02936. Epub 2017 Jul 17.
3
Selective anaerobic oxidation of methane enables direct synthesis of methanol.
甲烷的选择性厌氧氧化使直接合成甲醇成为可能。
Science. 2017 May 5;356(6337):523-527. doi: 10.1126/science.aam9035.
4
Single-site trinuclear copper oxygen clusters in mordenite for selective conversion of methane to methanol.丝光沸石中用于将甲烷选择性转化为甲醇的单中心三核铜氧簇
Nat Commun. 2015 Jun 25;6:7546. doi: 10.1038/ncomms8546.
5
Cu-ZSM-5: A biomimetic inorganic model for methane oxidation.铜- ZSM - 5:一种用于甲烷氧化的仿生无机模型。
J Catal. 2011 Dec 1;284(2):157-164. doi: 10.1016/j.jcat.2011.10.009. Epub 2011 Nov 14.
6
Computational characterization of zeolite porous networks: an automated approach.计算沸石多孔网络的特性:一种自动化方法。
Phys Chem Chem Phys. 2011 Oct 14;13(38):17339-58. doi: 10.1039/c1cp21731c. Epub 2011 Aug 31.
7
The influence of acidities of boron- and aluminium-containing MFI zeolites on co-reaction of methanol and ethene.含硼、铝的 MFI 沸石酸度对甲醇和乙烯共反应的影响。
Phys Chem Chem Phys. 2011 Aug 28;13(32):14598-605. doi: 10.1039/c1cp20338j. Epub 2011 Jul 8.