MnOx/P25 with tuned surface structures of anatase-rutile phase for aerobic oxidation of 5-hydroxymethylfurfural into 2,5-diformylfuran

Research output: Contribution to journalJournal article – Annual report year: 2019Researchpeer-review

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MnOx/P25 with tuned surface structures of anatase-rutile phase for aerobic oxidation of 5-hydroxymethylfurfural into 2,5-diformylfuran. / Chen, Lifang; Yang, Wenyu; Gui, Zhenyou; Saravanamurugan, Shunmugavel; Riisager, Anders; Cao, Wenrong; Qi, Zhiwen.

In: Catalysis Today, Vol. 319, 2019, p. 105-112.

Research output: Contribution to journalJournal article – Annual report year: 2019Researchpeer-review

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Chen, Lifang ; Yang, Wenyu ; Gui, Zhenyou ; Saravanamurugan, Shunmugavel ; Riisager, Anders ; Cao, Wenrong ; Qi, Zhiwen. / MnOx/P25 with tuned surface structures of anatase-rutile phase for aerobic oxidation of 5-hydroxymethylfurfural into 2,5-diformylfuran. In: Catalysis Today. 2019 ; Vol. 319. pp. 105-112.

Bibtex

@article{38ea5d06e84c400fa36a8b35d4a46b81,
title = "MnOx/P25 with tuned surface structures of anatase-rutile phase for aerobic oxidation of 5-hydroxymethylfurfural into 2,5-diformylfuran",
abstract = "A series of MnOx/P25 (TiO2) catalysts were prepared by a simple impregnation method and evaluated for the selective oxidation of 5-hydroxymethylfurfural (HMF) into 2,5-diformyfuran (DFF). The as-prepared catalysts were characterized by N2 adsorption/desorption isotherms, transmission electron microscope (TEM), X-ray powder diffraction (XRD), hydrogen temperature-programmed reduction (H2-TPR), Raman, and thermogravimetric analysis. The surface anatase-rutile structure of P25 can be tuned via calcination at different temperature for different time and has significant effects on the catalytic activity of MnOx/P25 for HMF oxidation. The results reveal that MnOx supported on P25 pretreated at 600 °C for 5 h (MnOx/P25-600-5 h) shows the best catalytic performance achieving 33.2{\%} HMF conversion along with 97.0{\%} selectivity to DFF in a two-hour reaction time. The catalytic activity of MnOx/P25-600-5 h is almost twice higher than untreated MnOx/P25 catalyst, attributing to the optimized surface structures of anatase/rutile ratio (1.83). In addition, the effects of MnOx loadings, reaction time and temperature of the catalysts for HMF oxidation were also investigation. Furthermore, the MnOx/P25-600-5 h catalyst can be used for five consecutive runs without significant loss of its catalytic activity.",
keywords = "5-Hydroxymethylfurfural, 2,5-dioformyforan, Manganese oxide, Titanium oxide, Anatase/rutile ratio",
author = "Lifang Chen and Wenyu Yang and Zhenyou Gui and Shunmugavel Saravanamurugan and Anders Riisager and Wenrong Cao and Zhiwen Qi",
year = "2019",
doi = "10.1016/j.cattod.2018.05.049",
language = "English",
volume = "319",
pages = "105--112",
journal = "Catalysis Today",
issn = "0920-5861",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - MnOx/P25 with tuned surface structures of anatase-rutile phase for aerobic oxidation of 5-hydroxymethylfurfural into 2,5-diformylfuran

AU - Chen, Lifang

AU - Yang, Wenyu

AU - Gui, Zhenyou

AU - Saravanamurugan, Shunmugavel

AU - Riisager, Anders

AU - Cao, Wenrong

AU - Qi, Zhiwen

PY - 2019

Y1 - 2019

N2 - A series of MnOx/P25 (TiO2) catalysts were prepared by a simple impregnation method and evaluated for the selective oxidation of 5-hydroxymethylfurfural (HMF) into 2,5-diformyfuran (DFF). The as-prepared catalysts were characterized by N2 adsorption/desorption isotherms, transmission electron microscope (TEM), X-ray powder diffraction (XRD), hydrogen temperature-programmed reduction (H2-TPR), Raman, and thermogravimetric analysis. The surface anatase-rutile structure of P25 can be tuned via calcination at different temperature for different time and has significant effects on the catalytic activity of MnOx/P25 for HMF oxidation. The results reveal that MnOx supported on P25 pretreated at 600 °C for 5 h (MnOx/P25-600-5 h) shows the best catalytic performance achieving 33.2% HMF conversion along with 97.0% selectivity to DFF in a two-hour reaction time. The catalytic activity of MnOx/P25-600-5 h is almost twice higher than untreated MnOx/P25 catalyst, attributing to the optimized surface structures of anatase/rutile ratio (1.83). In addition, the effects of MnOx loadings, reaction time and temperature of the catalysts for HMF oxidation were also investigation. Furthermore, the MnOx/P25-600-5 h catalyst can be used for five consecutive runs without significant loss of its catalytic activity.

AB - A series of MnOx/P25 (TiO2) catalysts were prepared by a simple impregnation method and evaluated for the selective oxidation of 5-hydroxymethylfurfural (HMF) into 2,5-diformyfuran (DFF). The as-prepared catalysts were characterized by N2 adsorption/desorption isotherms, transmission electron microscope (TEM), X-ray powder diffraction (XRD), hydrogen temperature-programmed reduction (H2-TPR), Raman, and thermogravimetric analysis. The surface anatase-rutile structure of P25 can be tuned via calcination at different temperature for different time and has significant effects on the catalytic activity of MnOx/P25 for HMF oxidation. The results reveal that MnOx supported on P25 pretreated at 600 °C for 5 h (MnOx/P25-600-5 h) shows the best catalytic performance achieving 33.2% HMF conversion along with 97.0% selectivity to DFF in a two-hour reaction time. The catalytic activity of MnOx/P25-600-5 h is almost twice higher than untreated MnOx/P25 catalyst, attributing to the optimized surface structures of anatase/rutile ratio (1.83). In addition, the effects of MnOx loadings, reaction time and temperature of the catalysts for HMF oxidation were also investigation. Furthermore, the MnOx/P25-600-5 h catalyst can be used for five consecutive runs without significant loss of its catalytic activity.

KW - 5-Hydroxymethylfurfural

KW - 2,5-dioformyforan

KW - Manganese oxide

KW - Titanium oxide

KW - Anatase/rutile ratio

U2 - 10.1016/j.cattod.2018.05.049

DO - 10.1016/j.cattod.2018.05.049

M3 - Journal article

VL - 319

SP - 105

EP - 112

JO - Catalysis Today

JF - Catalysis Today

SN - 0920-5861

ER -