Bioresource Technology 214 (2016) 806–815 Contents lists available at ScienceDirect Bioresource Technology journal homepage: www.elsevier.com/locate/biortech Review Citrus waste as feedstock for bio-based products recovery: Review on limonene case study and energy valorization a b a a,⇑ Viviana Negro , Giuseppe Mancini , Bernardo Ruggeri , Debora Fino Department of Applied Science and Technology, Politecnico di Torino, Corso Duca degli Abruzzi 24, Torino 10129, Italy Department of Industrial Engineering, University of Catania, Viale A. Doria 6, Catania 95125, Italy highlights graphical a bstract Citrus peel and fruit juices waste streams are rich in limonene molecule. Limonene can be used in the nutritional, pharmaceutical and cosmetic ﬁelds. Traditional techniques to recover limonene involve the use of polluting solvents. Cost-beneﬁt analysis is required to estimate the most viable extracting technique. Anaerobic digestion and fermentation are suitable post-limonene extraction processes. ar ti c l e i nf o ab stra ct Article history: The citrus peels and residue of fruit juices production are rich in D-limonene, a cyclic terpene character- Received 6 February 2016 ized by antimicrobial activity, which could hamper energy valorization bioprocess. Considering that Received in revised form 16 April 2016 limonene is used in nutritional, pharmaceutical and cosmetic ﬁelds, citrus
Bioresource Technology – Elsevier
Published: Aug 1, 2016
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