By Alberto Figoli, Alfredo Cassano, Angelo Basile
Membrane applied sciences for Biorefining highlights the easiest practices wanted for the effective and environmentally-compatible separation concepts which are primary to the conversion of biomass to fuels and chemical compounds to be used as choices to petroleum refining.
Membrane applied sciences are more and more of curiosity in biorefineries because of their modest strength intake, low chemical necessities, and perfect separation potency. The ebook presents researchers in academia and with an authoritative assessment of the differing kinds of membranes and highlights the ways that they are often utilized in biorefineries for the construction of chemical compounds and biofuels. themes were chosen to spotlight either the range of uncooked fabrics handled in biorefineries and the diversity of biofuel and chemical end-products.
- Presents the 1st e-book to concentration particularly on membrane applied sciences in biorefineries
- Provides a finished review of the differing kinds of membranes and spotlight ways that they are often utilized in biorefineries for the creation of chemical substances and biofuels
- Topics chosen spotlight either the range of uncooked fabrics taken care of utilizing membranes in biorefineries and the diversity of biofuel and chemical end-products
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Extra resources for Membrane Technologies for Biorefining
The development of novel technology pathways that either permit the use of feedstock that do not compete with food or allow higher yields in biofuels is currently considered a priority. However, many technological (and economical) barriers need to be overcome to achieve the large-scale enzymatic conversion of waste biomasses into second-generation biofuels. It is therefore necessary to propose innovative approaches to optimize and make economically viable the enzymatic production of second-generation biofuels.
Altinkaya and Ozbas (2004) theoretically studied the formation of asymmetric membranes by the dry-cast process. They then applied the model to cellulose acetatee acetoneewater systems. The model was able to predict the formation of asymmetric membranes successfully by the dry-cast process. In particular, evaporation conditions and nonsolvent concentration (water) were the most important factors affecting membrane ﬁnal morphology. Concerning bioreﬁnery applications, PV is one of the most promising technologies for the recovery of organics from water or the dehydration of solvents.
One advantage of TIPS lies in the possibility of preparing membranes with good mechanical stability. Most polymers applied in TIPS, in fact, are dissolved at a temperature higher than their melting point. , 2008). Compared with NIPS, by TIPS technique the produced membranes presents a more symmetric structure along the entire cross-section with a narrower pore size. MF and UF membranes are generally obtained. Sawada et al. (2015), for instance, used TIPS to prepare PVDF MF membranes using three nontoxic solvents: acetyl triethyl citrate, acetyl tributyl citrate, and triethyl citrate.