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The effectiveness of sulfuric acid (H 2 SO 4 ), sodium hydroxide (NaOH), hydrogen peroxide (H 2 O 2 ), and ozone pretreatments for conversion of cotton stalks to ethanol was investigated. Ground cotton stalks at a solid loading of 10% (w/v) were pretreated with H 2 SO 4 , NaOH, and H 2 O 2 at concentrations of 0.5%, 1%, and 2% (w/v)....
Steam explosion is an important process for the fractionation of biomass components. In order to understand the behaviour of lignin under the conditions encountered in the steam explosion process, as well as in other types of steam treatment, aspen wood and isolated lignin from aspen were subjected to steam treatment under various conditions. The lignin portion was analyzed using NMR and size exclusion...
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