Hydrothermal Pretreatment
Hydrothermal Pretreatment of Lignocellulosic Biomass and Kinetics
... the pretreatment were dependent on the process ...the pretreatment part of monomers (hexoses pyranosidic structures and pentoses furanosidic structures) were con- verted into hydroxymethylfurfural (HMF) and ...
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Characterization of cell wall components of wheat bran following hydrothermal pretreatment and fractionation
... following hydrothermal pretreatment were evaluated by high-performance size exclusion chroma- tography (HPSEC) in combination with RI ...after hydrothermal pretreatments are of a lower molecular ...
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Improving the enzymatic hydrolysis of thermo-mechanical fiber from Eucalyptus urophylla by a combination of hydrothermal pretreatment and alkali fractionation
... the hydrothermal pretreated fibers were reduced ...After hydrothermal pretreatment (100 to 180°C), the cellulose content in the residues was increased continuously from ...the hydrothermal ...
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The liquid fraction from hydrothermal pretreatment of wheat straw provides lytic polysaccharide monooxygenases with both electrons and H2O2 co-substrate
... Background: Enzyme-aided valorization of lignocellulose represents a green and sustainable alternative to the traditional chemical industry. The recently discovered lytic polysaccharide monooxygenases (LPMOs) are ...
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Hydrothermal Pretreatment Enhanced Enzymatic Hydrolysis and Glucose Production from Lignocellulose Biomass
... no pretreatment is performed. Pretreatment is necessary to remove barriers such as hemicellulose and lignin that limit the penetration of enzyme to ...cellulose. Hydrothermal pretreatment has ...
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Mild hydrothermal pretreatment of microalgae for the production of biocrude with a low N and O content
... A hydrothermal pretreatment of the microalga Nannochloropsis gaditana at mild temperatures has been studied in order to reduce N and O content in the biocrude obtained by hydrothermal liquefaction ...
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Systematic evaluation of the degraded products evolved from the hydrothermal pretreatment of sweet sorghum stems
... Results: The maximum yield of xylooligosaccharides (52.25%) with a relatively low level of xylose and other degraded products was achieved at a relatively high pretreatment temperature (170°C) for a short reaction ...
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Composition and hydrothermal pretreatment and enzymatic saccharification performance of grasses and legumes from a mixed-species prairie
... in pretreatment and enzymatic hydrolysis vary for three of the most abundant components within a mix- ture of prairie species: a C3 grass, a C4 grass, and a ...to hydrothermal pretreatment followed ...
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Enzyme affinity to cell types in wheat straw (Triticum aestivum L.) before and after hydrothermal pretreatment
... after pretreatment both enzymes adhered extensively more to epidermal cells, especially in the industrially pretreated samples (see Figure ...industrial hydrothermal pretreatment partly removes waxes ...
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Functional relationship of furfural yields and the hemicellulose-derived sugars in the hydrolysates from corncob by microwave-assisted hydrothermal pretreatment
... the hydrothermal pretreatment (HTP) of the whole biomass has been investigated by various studies previously in the aspect of the composition of different sugars in hydrolysates or residues individually ...
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Rapid selection and identification of Miscanthus genotypes with enhanced glucan and xylan yields from hydrothermal pretreatment followed by enzymatic hydrolysis
... Miscanthus x giganteus cv. Illinois, a hybrid of Mis- canthus sacchariflorus and Miscanthus sinensis [44] har- vested in Illinois in the fall of 2007, was provided by Mendel Biotechnology, Inc. in Hayward, California. ...
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Strong cellulase inhibitors from the hydrothermal pretreatment of wheat straw
... Reducing the inhibitory power of the entire LF against TrCel7A by enzymatic treatment was also studied. As in the case of IOS, the most efficient individual enzyme com- ponent here was TrCel7B (Table 4). In contrast, ...
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The fate of lignin during hydrothermal pretreatment
... The relative number average and weight average molecular weights of CEL before and after pretreatment were deter- mined by gel permeation chromatography (GPC), using the procedure described by Samuel et al. [37] ...
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Structure and enzymatic accessibility of leaf and stem from wheat straw before and after hydrothermal pretreatment
... HT pretreatment is considered a promising method for industrial ...HT pretreatment has been reported to remove hemicelluloses and increase cellulose accessibility, but it has little or no effect on lignin ...
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Release of cell wall phenolic esters during hydrothermal pretreatment of rice husk and rice straw
... Efficient enzymatic saccharification of lignocellulose requires pretreatment to enhance the accessibility of cel- lulose by cellulases [1, 2]. Pretreatments can break down cell wall bonds and loosen the cell wall ...
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Ensiling and hydrothermal pretreatment of grass: consequences for enzymatic biomass conversion and total monosaccharide yields
... efficient pretreatment remains a key challenge in cellu- losic bioethanol ...and pretreatment method, which can potentially reduce pretreatment ...as hydrothermal treat- ment (HTT), steam ...
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Aiming for the complete utilization of sugar-beet pulp: Examination of the effects of mild acid and hydrothermal pretreatment followed by enzymatic digestion
... The compressibility was studied as an indicator of the water-binding capacity (WBC) of the SBP. Water bind- ing in plant cell walls of dicotyledons and non-grami- naceous monocotyledons is usually attributable to pectin ...
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Ensiling of wheat straw decreases the required temperature in hydrothermal pretreatment
... included pretreatment of WS merely soaked in organic acids as a control, it cannot be unequivocally concluded that the improvement of HTT on EWS was directly due to the long term ensiling ...
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Promise of combined hydrothermal/chemical and mechanical refining for pretreatment of woody and herbaceous biomass
... sugars. Pretreatment also remains one of the most costly unit operations in the process and among the most critical because it is the source of chemicals that inhibit enzymes and microorganisms and largely ...
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The effect of liquid hot water pretreatment on the chemical–structural alteration and the reduced recalcitrance in poplar
... Background: Hydrothermal pretreatment using liquid hot water (LHW) is capable of substantially reducing the cell wall recalcitrance of lignocellulosic ...the pretreatment is crucial to understand ...
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