alkali pretreatment
Green color protection of bamboo culms using one-step alkali pretreatment-free process
... Abstract This study evaluated the protection effectiveness of alcohol-borne reagents for the green color of ma bamboo (Dendrocalamus latiflorus Munro) and moso bamboo (Phyllostachys pubescens Mazel). The results show ...
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Optimization of alkali pretreatment of wheat straw to be used as substrate for biofuels production
... Alkali pretreatment of wheat ...After pretreatment, the reactor was cooled by air to room temperature and solid and liquid phases were separated by cen- trifugation at 5471 × g for 5 ...
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Effects of chitosan alkali pretreatment on the preparation of electrospun PCL/chitosan blend nanofibrous scaffolds for tissue engineering application
... introduced alkali pretreatment to decrease the molecular weight of ...an alkali pretreatment and led to good results in increasing the chitosan ratio in the ...
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Influences of mixed composition of chicken manure and water hyacinth (Eicchornia Crassipes) and alkali pretreatment to enhance biogas production on anaerobic digester
... by pretreatment at reactor P(10)K70 was higer than ...hyacinth pretreatment using NaOH made a higher biogas production. Pretreatment can smoothing the physical condition of the water hyacinth so ...
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Fed Batch Enzymatic Hydrolysis of Cotton and Viscose Waste Fibers to Produce Ethanol
... that alkali pretreatment for viscose waste fibers is not necessary, but has significant effect on enzymatic hydrolysis of cotton waste fibers; also, the differences in microcrystalline structures of viscose ...
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Recent updates on different methods of pretreatment of lignocellulosic feedstocks: a review
... treatment, alkali pretreatment meth- ods are in general performed at ambient temperature and ...used alkali reagents are the hydroxyl derivatives of sodium, potassium, calcium, and ammonium ...2009). ...
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Fungal fermentation on anaerobic digestate for lipid-based biofuel production
... dilute alkali pretreatment, enzymatic hydroly- sis, and detoxification described in “Fungal fermenta- tion to evaluate the effects of overliming detoxification” section were used on the anaerobic digestate ...
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Effects of chromated-phosphate treatment process on the green color protection of ma bamboo (Dendrocalamus latiflorus)
... Although there have been studies on the effects of alkali pretreatment on green color protection of bamboo 9 and the effects of environmental factors (e.g., oxygen and ligh[r] ...
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Comparative study of various pre-treatment techniques for saccharifications of water hyacinth (eichhornia crassipes) cellulose
... of pretreatment on water hyacinth composition. Dilute acid pretreatment did not remove lignin significantly from the substrate but only modified the lignin carbohydrate linkage and high concentration of ...
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Biosorption of Pb(II) and Co(II) on Red Rose Waste Biomass
... The alkali pretreatment is an effective method to improve the metal biosorption capacity of dead ...biomass. Alkali pretreatment can increase the biosorption of heavy metals by destroying ...
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Anaerobic Co-digestion of Swine Manure and Agricultural Residues for Biogas Production.
... Bermuda grass is also a promising feedstock for lignocellulosic-based biofuel production due to its excellent biomass yield (6-27 tons of dry matter per hectare per year) (Xu et al., 2011). However, just a few studies ...
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Pretreatment methods of lignocellulosic biomass for anaerobic digestion
... MWR-assisted alkali pretreatment removes more hemi- cellulose and lignin from wheat straw in a shorter time, compared with traditional alkali pretreatment (Zhu et ...of pretreatment ...
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Delignification of Rice Husk and Production of Bioethanol
... involves pretreatment followed by polysaccharide hydrolysis to simple sugars followed by sugar fermentation to ...of alkali pretreatment and subsequent fungal treatment (in different concentrations) ...
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Variation in susceptibility to microbial lignin oxidation in a set of wheat straw cultivars : influence of genetic, seasonal and environmental factors
... in alkali lignins prepared from the same wheat cultivars from the following year’s harvest (see Fig 2), implying that there is significant seasonal variation in the lignin oxidation behaviour, which could be due ...
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Kaempferol-immobilized titanium dioxide promotes formation of new bone: effects of loading methods on bone marrow stromal cell differentiation in vivo and in vitro
... screws and discs were not treated. Alkali-treated TiO 2 sam- ples were used as controls and immersed in 1 mL of DPBS for 24 h at 37 ° C (Al-Ti). To prepare the coprecipitation sample (Al-cK), control samples were ...
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Coccolithophores: functional biodiversity, enzymes and bioprospecting
... Fifty two strains of Emiliania huxleyi, isolated from various geographical locations over a period of more than half a century were acquired from ‗in-house‘ and external culture collections (Table 1). All strains were ...
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Advances in near-neutral salts activation of blast furnace slags
... producing alkali-activated cements. However, the alkali-activation of slags using these salts has received relatively little attention, as the binders produced usually take a longer time to harden than is ...
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A Cr⁶⁺⁻ Free Extraction of Chromium Oxide from Chromite Ores Using Carbothermic Reduction in the Presence of Alkali
... leaching steps. The first leaching step was performed with water by removing as much sodium- bearing compounds as possible from the non-magnetic fraction. This is essential for the process since, if most of the sodium is ...
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PERFORMANCE OF ALKALI ACTIVATED SLAG WITH VARIOUS ALKALI ACTIVATORS
... include alkali activation of Pozzolanic materials, static non-linear analysis, Alternative cementitious materials, Improving Ductility of Concrete by alternative ...
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Understanding of alkaline pretreatment parameters for corn stover enzymatic saccharification
... alkaline pretreatment has been studied on different types of lignocellulosic biomass including switchgrass, corn stover, wheat straw, rice straw, and rice hulls [13], most of the research on alkaline ...
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