Results 21 to 30 of about 45,008 (310)

Preparation and characterization of regenerated cellulose membranes from natural cotton fiber

open access: yesJournal of Hebei University of Science and Technology, 2015
A series of organic solutions with different cellulose concentrations are prepared by dissolving natural cotton fibers in lithium chloride/dimethyl acetamide (LiCl/DMAC) solvent system after the activation of cotton fibers.
Yanjuan CAO   +3 more
doaj   +1 more source

Regenerated Cellulose Fibers Wetspun from Different Waste Cellulose Types

open access: yesJournal of Natural Fibers, 2021
Regenerated cellulosic fibers were successfully spun from various waste cellulose sources (cotton linter, bagasse, and cardboard) suitable for use as a textile fibers using a wet spinning process with an ionic liquid/dimethyl sulfoxide (IL/DMSO) mixture ...
Yibo Ma   +5 more
doaj   +1 more source

Oxidized (non)-regenerated cellulose affects fundamental cellular processes of wound healing. [PDF]

open access: yes, 2016
In this study we investigated how hemostats such as oxidized regenerated cellulose (ORC, TABOTAMP) and oxidized non-regenerated cellulose (ONRC, RESORBA CELL) influence local cellular behavior and contraction of the extracellular matrix (ECM).
Ibing, W   +6 more
core   +1 more source

Flame Retardant-Functionalized Cotton Cellulose Using Phosphonate-Based Ionic Liquids

open access: yesMolecules, 2020
Cellulose from cotton fibers was functionalized through a dissolution–regeneration process with phosphonate-based ionic liquids (ILs): 1,3-dimethylimidazolium methylphosphonate [DIMIM][(MeO)(H)PO2] and 1-ethyl-3-methylimidazolium methylphoshonate [EMIM][(
Karen Al Hokayem   +5 more
doaj   +1 more source

Polysaccharide Ecocomposite Materials: Materials: Synthesis, Characterization and Application for Removal of Pollutants and Bacteria [PDF]

open access: yes, 2012
A novel, simple and totally recyclable method has been developed for the synthesis of nontoxic, biocompatible and biodegradable composite materials from cellulose and chitosan.
Duri, Simon   +2 more
core   +2 more sources

Simple one pot preparation of chemical hydrogels from cellulose dissolved in cold LiOH/urea [PDF]

open access: yes, 2020
In this work, non-derivatized cellulose pulp was dissolved in a cold alkali solution (LiOH/urea) and chemically cross-linked with methylenebisacrylamide (MBA) to form a robust hydrogel with superior water absorption properties.
Lindman, Björn   +3 more
core   +1 more source

Dissolution and Regeneration of the Produced Nano Bacterial Cellulose of Food Industries Wastewaters by a Cost-Benefit Method [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2019
This paper applied a simple and cost-benefit method for the production of regenerated bacterial cellulose. The inexpensive production of cellulose with complex media derived from wastewater from food industries such as molasses adds a lot of contaminants
Mostafa Hamid   +3 more
doaj  

Peritoneal adhesions after laparoscopic gastrointestinal surgery [PDF]

open access: yes, 2014
Although laparoscopy has the potential to reduce peritoneal trauma and post-operative peritoneal adhesion formation, only one randomized controlled trial and a few comparative retrospective clinical studies have addressed this issue.
MAIS, VALERIO
core   +1 more source

Heat sealable regenerated cellulose films enabled by zein coating for sustainable food packaging

open access: yesComposites Part C: Open Access, 2023
The development of green packaging materials is requested due to the growing concerns about plastic waste. As the most abundant natural polymer on earth, cellulose can be dissolved and regenerated to make transparent films.
Yaqi Chu   +2 more
doaj   +1 more source

Facile preparation of agarose-chitosan hybrid materials and nanocomposite ionogels using an ionic liquid via dissolution, regeneration and sol-gel transition [PDF]

open access: yes, 2014
We report simultaneous dissolution of agarose (AG) and chitosan (CH) in varying proportions in an ionic liquid (IL), 1-butyl-3-methylimidazolium chloride [C4mim][Cl].
Kumar, Arvind   +2 more
core   +2 more sources

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