Application of a Doehlert experimental design for optimizing the dioxane organosolv extraction of lignin from hydrolyzed almond shells [PDF]
The solubility of lignin from hydrolyzed almond (Prunusamygdalus) shells in 1,4-dioxane–water mixtures (dioxaneconcentration, 0-100% vol.) and different extraction conditions [extraction temperature (150-230oC) and cookingtime (10-40 min)] was studied ...
López-Cremades, Francisco +2 more
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Impact of lignin and carbohydrate chemical structures on degradation reactions during hardwood kraft pulping processes [PDF]
Most studies aimed at determining rates of hardwood delignification and carbohydrate degradation have focused on understanding the behavior of a single wood species.
Ricardo B. Santos +3 more
doaj
Enzyme loading dependence of cellulose hydrolysis of sugarcane bagasse
The enzymatic hydrolysis of steam-pretreated sugarcane bagasse, either delignified or non-delignified, was studied as a function of enzyme loading. Hydrolysis experiments were carried out using five enzyme loadings (2.5 to 20 FPU/g cellulose) and the ...
Carlos Martín +4 more
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Partial delignification of alder wood specimens was performed with alkaline sulfite and peracetic acid (PAA) methods, and subsequently the delignified samples were saturated with furfuryl alcohol, as an eco-friendly chemical.
Seyed Mohammad Hossein Yahyaee +3 more
doaj
APPLIED STUDY OF BIRCH PULP BLEACHING USING DIMETHYLDIOXIRANE TO OBTAIN ACETATE-GRADE PULP [PDF]
As a pulp bleaching agent, dimethyldioxirane (DMD) is effective and selective. In this study, it was employed as a delignifying agent or as an activating agent for hydrogen peroxide treatment in bleaching acetate-grade pulp.
Jun-Wen Pu +3 more
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Simplex optimization and mathematical modeling of wheat straw dilute acid hydrolysisand [PDF]
Wheat straw is an interesting biorefinery raw material, due to its abundance, chemical composition, and cost. Among the different pretreatments suitable for its processing, dilute acid hydrolysis still presents some benefits due to its simplicity ...
Carvalheiro, Florbela +3 more
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Action of Soft Rot- and White Rot Fungi on Partially Delignified Softwoods [PDF]
この論文は国立情報学研究所の学術雑誌公開支援事業により電子化されました。Fourty-four species of softwoods were partially delignified with acidified sodium chlorite for 6 hours at 40℃ and exposed to a soft rot fungus, Chaetomium globosum KUNZE, for 8 weeks at 28℃. The weight losses after the
NISHIMOTO, Koichi, TAKAHASHI, Munezoh
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Evaluation of kraft cooking behaviour for six different softwoods species [PDF]
The main goal of this paper is to observe de differences of behaviour between six softwoods species during the kraft cooking sequence, knowing that morphological, physicochemical and hygroscopic characters are different.
Anjos, O. +3 more
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Effect of Physisporinus vitreus on wood properties of Norway spruce. Part 2: Aspects of microtensile strength and chemical changes [PDF]
The biotechnological application of the white rot fungus Physisporinus vitreus named "bioincising” is currently being investigated for permeability improvement of Norway spruce (Picea abies (L.) Karst.) wood. During short-term (
Lehringer, Christian +4 more
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