Manufacturing process and mechanical testing of lignin polymer composites. ABSTRACT Lignin is a plant‐derived, the second most abundant natural polymer, and a waste byproduct of the pulp industry. Incorporation of lignin into plastic composites using scalable approaches is commercially favored and low carbon‐cost.
Yelin Ni +7 more
wiley +1 more source
Optimizing Soil Properties Through Hydrogel and Sawdust Combinations for Better Plant Growth
This graphical abstract illustrates the effects of various soil amendments on poplar cutting vitality under drought conditions, as observed using X‐ray computed tomography (CT). It compares soil alone, soil with sawdust, soil with hydrogel, and their combination, highlighting differences in internal structure, water retention, and root development.
Kateřina Hájková +9 more
wiley +1 more source
XAFS analysis of Arsenic bound in holocellulose extracted from organic-rich contaminated sediments [PDF]
The arsenic bound in holocellulose, a precursor of humic substances extracted from organic contaminated sediments, was investigated using XANES (x-ray adsorption near-edge structure) and EXAFS (extended x-ray absorption fine structure) with fluorescence ...
Hara Junko, Norota Susumu
doaj +1 more source
Chemical characterization of imperata cylindrical (`Lalang`) and pennisetum purpureum (Napier grass) for bioethanol production in Malaysia [PDF]
Grass is a candidate biomass producer because it is fibrous and it thrives well on poor soils. The chemical properties of two grass species growing naturally and abundantly on idle lands in Malaysia were investigated in this study.
Halis, Rasmina +2 more
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Mass and energy balance of the carbonization of babassu nutshell as affected by temperature [PDF]
The objective of this work was to evaluate the carbonization yield of babassu nutshell as affected by final temperature, as well as the energy losses involved in the process.
Couto, Allan Motta +4 more
core +3 more sources
Compression wood in Pinus radiata II: Density and chemical composition
Ten 22 year old radiata pine trees growing in two stands in Chile, one in clay and the other in humid sand soils showing some lean, were assessed for chemical composition and wood density of compres-sion wood. Signifi cant differences in type of wood in
J. E. Diaz-vaz +5 more
doaj
CHANGES IN THE CHEMICAL STRUCTURE OF THERMALLY TREATED WOOD [PDF]
Changes in the chemical structure of hornbeam and uludag fir woods during thermal treatment were investigated at three temperatures (170, 190, and 210 oC) and three durations (4, 8, and 12 hours).
Birol Uner +4 more
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Technological characterization of cupressus spp. Wood [PDF]
Os objetivos deste estudo foram determinar as características anatômicas, propriedades mecânicas e a durabilidade natural da madeira de cipreste (Cupressus spp.) exposta ao fungo de podridão-parda, o Gloeophyllum trabeum (Persoon ex Fries) Murrill, e ...
Alves, Marcus Vinicius da Silva +7 more
core +1 more source
Challenges in lignin valorization during biomass hydrogenolysis for ethylene glycol production
Abstract This study examined the extent to which lignin upgrading is possible when maximizing ethylene glycol (EG) production during the hydrogenolysis of lignocellulosic biomass over bifunctional tungsten–nickel catalysts. Reductive catalytic fractionation (RCF) was selected as a benchmark lignin valorization process because its reaction conditions ...
Romolo Di Sabatino +4 more
wiley +1 more source
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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