Applicability of hybrid aspen (Populus tremula L. × P. tremuloides Michx.) bark extract as a precursor of rigid carbon foam and activated carbon
Korkalo, P., Varila, T., Brännström, H., Hellström, J., Jyske, T., & Lassi, U. (2023). Applicability of hybrid aspen (Populus tremula L. × P. tremuloides Michx.) bark extract as a precursor of rigid carbon foam and activated carbon. Biomass and Bioenergy, 174, Article 106838. https://doi.org/10.1016/j.biombioe.2023.106838
Julkaistu sarjassa
Biomass and BioenergyTekijät
Päivämäärä
2023Tekijänoikeudet
© 2023 The Authors. Published by Elsevier Ltd.
Hybrid aspens have long attracted scientific interest, but the research on their use as feedstocks for chemical applications are still very limited. The bark biomass of the poplar species contains many valuable extractives that can be utilized as value-added products. This paper examines the applicability of hybrid aspen (Populus tremula L. × P. tremuloides Michx.) bark extract as a precursor of rigid carbon foam and activated carbon. To explore this, the study considers 1) the basic chemical composition of the bark in terms of added value potential, 2) the basic chemical composition of the bark extract and the effect of its pretreatment on the extract composition, 3) the production of rigid carbon foam, and 4) the chemical activation of carbon foam with different impregnating agents. The study determines that the bark extract of the hybrid aspen can be used as a precursor for rigid carbon foam and further processed into an activated carbon product. Therefore, the bark extract of Populus tremula L. × P. tremuloides Michx. can be assessed as a potential value-added product that increases the use value of the hybrid aspen biomass.
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Julkaisija
ElsevierISSN Hae Julkaisufoorumista
0961-9534Asiasanat
Julkaisu tutkimustietojärjestelmässä
https://converis.jyu.fi/converis/portal/detail/Publication/183260945
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Lisätietoja rahoituksesta
This research was supported by the Finnish Natural Resources Research Foundation [grant no. 20210080]. T.V. and U.L. acknowledge research funding from Business Finland [4736/31/2019].Lisenssi
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