WebJul 15, 2024 · The alkali pretreatment resulted in a maximum lignin removal of 35.5% at temperature of 60 °C, contact time of 50 min, and alkali concentration of 4.5% w/v, which leads to an increment of cellulose fraction to 64.93% and reduction of lignin to 20.8%. WebResults revealed that residence time of 90 min at 121°C has strong effect on substrate, achieving a maximum cellulose content of 83%, delignification of 81% and …
Chemistry of delignification SpringerLink
WebJul 20, 2024 · This paper intended to explore the effect of alkaline H2O2 pretreatment on the biodegradability and the methane generation potential of greenhouse crop waste. A multi-variable experimental design was implemented. In this approach, initial solid content (3–7%), reaction time (6–24 h), H2O2 concentration (1–3%), and reaction temperature … magician hire for weddings
Agronomy Free Full-Text Alternative Lime Pretreatment of Corn ...
WebSep 4, 2014 · Delignification of biomass is a primary step in biomass pretreatment in fermentation based synthesis of alcoholic biofuels. This paper attempts to give mechanistic insight into ultrasound-assisted delignification of biomass. Parthenium hysterophorus (carrot grass) has been used as the model biomass. The approach of study is to couple … WebJan 15, 2024 · In this work, a delignification process, using lime (Ca(OH)2) as an alternative alkali, was evaluated to improve enzymatic saccharification of corn stover cellulose, with the final goal of obtaining second-generation bioethanol. For that, an experimental design was conducted in order to assay the effect of temperature, lime … WebAug 25, 2024 · Among them, alkaline delignification processes dissociate the higher amount of lignin, suggesting that traditional alkaline pulping is an efficient pathway for lignocellulose delignification. BL HT showed a higher yield than BL R due to the pre-subjected HTP process that can partially dissociate the rigid matrix of biomass ( Li et al., … magician holding cards