Fe-Promoted Pt-Fe/Al2O3 Catalyst Prepared by Microemulsion Technique for m-Chloronitrobenzene Hydrogenation


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Abstract

A Fe-promoted Pt-Fe/Al2O3 catalyst was prepared by water/oil microemulsion. The physicochemical properties of the Pt/Al2O3 and Pt-Fe/Al2O3 catalyst were characterized by TEM, SAED, XRD, XPS, BET, ICP, and CO-chemisorption. The introduction of Fe could promote the formation of a catalytic active center Pt, enhance electron enrichment of Pt, and improve the degree of Pt dispersion. The effect of Fe on the catalytic performance of the Pt/Al2O3 catalyst was investigated by the liquid-phase hydrogenation of m-chloronitrobenzene to m-chloroaniline. The Fe-promoted Pt-Fe/Al2O3 catalyst was extremely active and more selective than the Pt/Al2O3 catalyst (conversion from 57.7 to 96.3%, selectivity from 98.5 to 99.2%).

About the authors

Feng Li

Provincial Key Laboratory of Oil and Gas Chemical Technology, College of Chemistry and Chemical Engineering,
Northeast Petroleum University; Key Laboratory of Enhanced Oil and Gas Recovery of Education Ministry, College of Petroleum Engineering,
Northeast Petroleum University

Author for correspondence.
Email: lifeng@nepu.edu.cn
China, Daqing, Heilongjiang, 163318; Daqing, Heilongjiang, 163318

Jinrong Liang

Provincial Key Laboratory of Oil and Gas Chemical Technology, College of Chemistry and Chemical Engineering,
Northeast Petroleum University

Email: lifeng@nepu.edu.cn
China, Daqing, Heilongjiang, 163318

Keliang Wang

Key Laboratory of Enhanced Oil and Gas Recovery of Education Ministry, College of Petroleum Engineering,
Northeast Petroleum University

Author for correspondence.
Email: lifeng@nepu.edu.cn
China, Daqing, Heilongjiang, 163318

Bo Cao

Provincial Key Laboratory of Oil and Gas Chemical Technology, College of Chemistry and Chemical Engineering,
Northeast Petroleum University

Email: lifeng@nepu.edu.cn
China, Daqing, Heilongjiang, 163318

Hua Song

Provincial Key Laboratory of Oil and Gas Chemical Technology, College of Chemistry and Chemical Engineering,
Northeast Petroleum University

Email: lifeng@nepu.edu.cn
China, Daqing, Heilongjiang, 163318


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