Results 11 to 20 of about 426,028 (222)

Recovery of N-Methylmorpholine N-Oxide (NMMO) in Lyocell Fibre Manufacturing Process

Fibers
The lyocell process offers an environmentally friendly strategy to produce regenerated cellulose fibre from biomass. However, it is critical to recover and reuse the N-methyl-morpholine-N-oxide (NMMO) solvent to maximize the environmental benefits and ...
Maria Sawiak, Bernardo A. Souto, Lelia Lawson, Joy Lo, Patricia I. Dolez   +4 more
doaj   +2 more sources

Morphology of cellulose objects regenerated from cellulose-N-methylmorpholine N-oxide-water solutions [PDF]

, 2009
International audienceThe precipitation in aqueous media of cellulose from solutions in N-methylmorpholine N-oxide (NMMO) hydrates is an important stage in the process of manufacturing of fibres, films and other cellulose objects.
Biganska, Olga, Navard, Patrick
core   +3 more sources

Introducing Reverse Osmosis and Membrane Distillation in the Recovery Process of N-Methylmorpholine N-Oxide in Cellulose Fiber Production

Recycling
This study serves as a proof of concept for the evaluation of two membrane technologies, reverse osmosis combined with membrane distillation, for the recovery of N-methylmorpholine N-oxide (NMMO) and water from generated wastewater by the textile ...
Sofia Plakantonaki, Ioannis Tournis, Nikolaos Zacharopoulos, Evangelos Kouvelos, Andreas A. Sapalidis, Chrysoula Athanasekou   +5 more
doaj   +2 more sources

Sustainable cotton decolorization via reversible swelling of cellulosic fibers with N-methylmorpholine-N-oxide aqueous solutions [PDF]

Environmental Technology & Innovation
The exponential growth of the global economy has propelled textile fiber production, creating a pressing issue of non-degradable waste textiles that has outpaced recycling technologies.
Domínguez Santiago, Maria Angeles, González de Prado, Begoña, González Sas, Olalla, Martinez Rico, Óscar, Villar Blanco, Lorena   +4 more
core   +2 more sources

Experimental Study on the Manufacturing of Functional Paper with Modified by N-Methylmorpholine-N-oxide Surfaces. [PDF]

Polymers (Basel), 2023
The manufacturing of paper with new functional properties is a current problem today. A method of modifying the surface layer of paper by the partial dissolution of cellulose on its surface is proposed.
Khomutinnikov NV, Govyazin IO, Ivanov GE, Fedorova EM, Makarov IS, Vinogradov MI, Kulichikhin VG.   +6 more
europepmc   +2 more sources

Design and Fabrication of Membranes Based on PAN Copolymer Obtained from Solutions in N-methylmorpholine-N-oxide. [PDF]

Polymers (Basel), 2022
An original method is proposed for preparing highly concentrated solutions of PAN copolymer in N-methylmorpholine-N-oxide (NMMO) and forming membranes for nanofiltration from these solutions.
Makarov IS, Vinogradov MI, Golova LK, Arkharova NA, Shambilova GK, Makhatova VE, Naukenov MZ.   +6 more
europepmc   +2 more sources

Control of Precipitation of Cellulose Solutions in N-Methylmorpholine-N-oxide by Introducing Polyacrylonitrile Additives

Polysaccharides
The precipitation of cellulose and polyacrylonitrile and its copolymer (PAN) solutions is a well-known process that has been extensively described in numerous studies.
Maria Mironova, Igor Makarov, Ekaterina Palchikova, Georgy Makarov, Markel Vinogradov, Maxim Orlov, Ivan Komarov   +6 more
doaj   +2 more sources

Use of N-Methylmorpholine N-oxide (NMMO) pretreatment to enhance the bioconversion of lignocellulosic residues to methane. [PDF]

Biomass Convers Biorefin, 2022
Lignocellulosic residues (LRs) are one of the most abundant wastes produced worldwide. Nevertheless, unlocking the full energy potential from LRs for biofuel production is limited by their complex structure.
Oliva A, Tan LC, Papirio S, Esposito G, Lens PNL.   +4 more
europepmc   +2 more sources

Realization of a Heteroatom-Transfer-Ligand (HTL) Platform: Oxy Insertion at a Titanium-Alkyl Bond Facilitated by a Hydroxylaminato Ligand Framework. [PDF]

Angew Chem Int Ed Engl
A concept for carbon‐heteroatom bond functionalization: a Heteroatom‐Transfer Ligand (HTL) platform is demonstrated through oxygen insertion into a titanium‐carbon bond using a hydroxylamide ligand. A synthetic cycle for HTL is presented including kinetic and computational studies.
Cheisson T, Wilson HH, Gau MR, Carroll PJ, Schelter EJ.   +4 more
europepmc   +3 more sources

Functionalization of cellulose fibers and paper with lanthanide-based luminescent core/shell nanoparticles providing 3-level protection for advanced anti-counterfeiting purposes

Materials & Design, 2022
The increasingly wide-spreading falsification of documents, clothing, and packaging has a negative impact on every aspect of the global markets. Therefore, the development of high-quality strategies for materials protection has become a big challenge ...
Agata Szczeszak, Małgorzata Skwierczyńska, Dominika Przybylska, Marcin Runowski, Emilia Śmiechowicz, Aleksandra Erdman, Olena Ivashchenko, Tomasz Grzyb, Piotr Kulpiński, Konrad Olejnik   +9 more
doaj   +1 more source