Results 121 to 130 of about 292,470 (358)

Rigid Macroporous Wood Microparticles Impart Universality and Scalability to Lightweight Foam Insulation

open access: yesAdvanced Sustainable Systems, EarlyView.
Rigid, lightweight foams for thermal insulation are produced using a universal and scalable method: results are compared between pilot plant trials, four wood residues, pulp, ocean water, and a biosurfactant. Two guidelines for using this method are suggested: use a distribution of rigid wood microparticle sizes and shapes and match the average ...
Elizabeth Dobrzanski   +9 more
wiley   +1 more source

Rigid Polyurethane Foams From Oxypropylated Wheat Straw Lignin [PDF]

open access: yes, 2013
Polyols for rigid PU foams production are derived mostly from petrochemical products but it can be replaced by polyols obtained from natural raw materials (vegetable oils, tall oil, lignin etc.). Organosolve lignin from CIMV biorefinery (France) was used
Arshanitsa, Alexandr   +2 more
core  

Survey on the chemical composition of several tropical wood species [PDF]

open access: yes, 2019
Variability in the chemical composition of 614 species is described in a database containing measurements of wood polymers (cellulose, lignin and pentosan), as well as overall extraneous components (ethanol-benzene, or hot water extracts and ash, with a ...
Gérard, Jean   +2 more
core   +1 more source

Lignin to Adipic Acid

open access: yes, 2017
Lignin, a heterogeneous mixture made up of aromatic polymers, is a major co-product produced from second generation cellulosic ethanol plants. Currently lignin is being burned as a low energy fuel; however, since the number of second generation cellulosic ethanol plants in the U.S.
Cabrera Rodas, Jose A.   +4 more
openaire   +3 more sources

Innovative Integration of Layered Carbon Materials in Biopolymer Fibrous Membranes for Sustainable Water Treatment

open access: yesAdvanced Sustainable Systems, EarlyView.
This review explores the progressive design of biopolymer‐based fibrous membranes enhanced with layered carbon materials such as MXene, graphene oxide, and carbon nanotubes. It highlights how their integration significantly boosts water filtration performance, selectivity, and antifouling properties.
Sanaz Khademolqorani   +10 more
wiley   +1 more source

Efficient lignin biodegradation triggered by alkali-tolerant ligninolytic bacteria through improving lignin solubility in alkaline solution

open access: yesJournal of Bioresources and Bioproducts, 2023
Low lignin solubility in aqueous solution is one of the major bottlenecks for lignin biodegradation and bioconversion. Alkaline solution contributes to improving lignin solubility, whereas most microbes can not survive in alkaline conditions.
Zhaoxian Xu   +8 more
doaj  

Using Thermophilic Bacteria to Produce Enzymes for Wood Pulping [PDF]

open access: yes, 1993
The objective of this Senior Thesis Project was to determine if thermophilic (heat loving) bacteria are capable of producing enzymes to break down lignin.
Debelak, Robert A., Jr.
core   +1 more source

Performance of Ceriporiopsis SP. in the Treatment of Black Liquor Wastewater [PDF]

open access: yes, 2016
High amounts of black liquor wastewater are generated from bioethanol production by using oil palm empty fruit bunches. It contains an alkaline solution (NaOH), so it is quite toxic for aquatic ecosystems if discharged directly into waters.
Sari, A. A. (Ajeng)
core   +1 more source

Nanocrystalline Cellulose from the Solitary Tunicate Phallusia Mammillata, a Valuable Nanocellulose Precursor

open access: yesAdvanced Sustainable Systems, EarlyView.
This study explores the potential of locally harvested Phallusia mammillata, a tunicate usually discarded as waste from mussles farming as a viable source for producing various high‐grade cellulose derivatives in the form of nanofibrils (NFC) and nanocrystals (CNC). Abstract Ascidians are ubiquitous filter‐feeding marine invertebrates, the only animals
Andrea Riccioni   +6 more
wiley   +1 more source

Experimental Study on Laminar Burning Speed for Anisole/Air Mixture [PDF]

open access: yesarXiv, 2018
Biofuels have shown to be a reliable source of energy and a replication of fossil fuels. A well-known branch of biofuels is oxygenated ones derived from lignin compounds. Although a wide range of studies was done on oxygenated fuels, anisole has not been investigated thoroughly despite its noticeable advantages.
arxiv  

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