A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä
Conversion of Xylose to Furfural over Lignin-Based Activated Carbon-Supported Iron Catalysts (2020)
Rusanen, A., Kupila, R., Lappalainen, K., Kärkkäinen, J., Hu, T., & Lassi, U. (2020). Conversion of Xylose to Furfural over Lignin-Based Activated Carbon-Supported Iron Catalysts. Catalysts, 10(8), Article 821. https://doi.org/10.3390/catal10080821
JYU-tekijät tai -toimittajat
Julkaisun tiedot
Julkaisun kaikki tekijät tai toimittajat: Rusanen, Annu; Kupila, Riikka; Lappalainen, Katja; Kärkkäinen, Johanna; Hu, Tao; Lassi, Ulla
Lehti tai sarja: Catalysts
eISSN: 2073-4344
Julkaisuvuosi: 2020
Volyymi: 10
Lehden numero: 8
Artikkelinumero: 821
Kustantaja: MDPI
Julkaisumaa: Sveitsi
Julkaisun kieli: englanti
DOI: https://doi.org/10.3390/catal10080821
Julkaisun avoin saatavuus: Avoimesti saatavilla
Julkaisukanavan avoin saatavuus: Kokonaan avoin julkaisukanava
Julkaisu on rinnakkaistallennettu (JYX): https://jyx.jyu.fi/handle/123456789/71434
Tiivistelmä
In this study, conversion of xylose to furfural was studied using lignin-based activated carbon-supported iron catalysts. First, three activated carbon supports were prepared from hydrolysis lignin with different activation methods. The supports were modified with different metal precursors and metal concentrations into five iron catalysts. The prepared catalysts were studied in furfural production from xylose using different reaction temperatures and times. The best results were achieved with a 4 wt% iron-containing catalyst, 5Fe-ACs, which produced a 57% furfural yield, 92% xylose conversion and 65% reaction selectivity at 170 °C in 3 h. The amount of Fe in 5Fe-ACs was only 3.6 µmol and using this amount of homogeneous FeCl3 as a catalyst, reduced the furfural yield, xylose conversion and selectivity. Good catalytic activity of 5Fe-ACs could be associated with iron oxide and hydroxyl groups on the catalyst surface. Based on the recycling experiments, the prepared catalyst needs some improvements to increase its stability but it is a feasible alternative to homogeneous FeCl3.
YSO-asiasanat: biokemikaalit; furfuraali; ksyloosi; katalyysi; katalyytit
Vapaat asiasanat: furfural; carbon-supported catalyst; xylose conversion; iron; heterogeneous catalysts
Liittyvät organisaatiot
OKM-raportointi: Kyllä
Raportointivuosi: 2020
JUFO-taso: 1