Search Results - "Desbrieres, J"

Micellization of synthetic and polysaccharides-based graft copolymers in aqueous media by Atanase, L.I., Desbrieres, J., Riess, G.

“…This review highlights recent advances in the micellization of synthetic graft copolymers and those based on natural precursors, particularly polysaccharides…”
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Saponins: A Renewable and Biodegradable Surfactant From Its Microwave-Assisted Extraction to the Synthesis of Monodisperse Lattices by Schmitt, C, Grassl, B, Lespes, G, Desbrières, J, Pellerin, V, Reynaud, S, Gigault, J, Hackley, V. A

“…Synthetic surfactants are widely used in emulsion polymerization, but it is increasingly desirable to replace them with naturally derived molecules with a…”
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Valorization of chitins extracted from North Morocco shrimps: Comparison of chitin reactivity and characteristics by Arrouze, F., Desbrieres, J., Rhazi, M., Essahli, M., Tolaimate, A.

“…ABSTRACT Huge quantities of waste discharged by the gray and pink shrimp decortication units in the North of Morocco can be valorized by producing about 950…”
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Valorization of Hermetia illucens breeding rejects by chitins and chitosans production. Influence of processes and life cycle on their physicochemical characteristics by Elkadaoui, S., Azzi, M., Desbrieres, J., Zim, J., El Hachimi, Y., Tolaimate, A.

“…Breeding of the black soldier fly is carried out to produce proteins. It is accompanied by releases during the life cycle of this insect. This work is a study…”
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Tenebrio Molitor breeding rejects as a high source of pure chitin and chitosan: Role of the processes, influence of the life cycle stages and comparison with Hermetia illucens by Azzi, M., Elkadaoui, S., Zim, J., Desbrieres, J., El Hachimi, Y., Tolaimate, A.

“…This work valorizes rejects from Tenebrio Molitor TM breeding through the production of chitin and chitosan. Two processes are proposed for extracting chitin…”
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Investigation of β-chitin extracted from cuttlefish: comparison with squid β-chitin by Arrouze, F., Desbrieres, J., Lidrissi Hassani, S., Tolaimate, A.

“…β-chitins are extracted from two different parts of cuttlefish (Sepia officinalis officinalis) bone; the shell and the thin layer. They are then subjected to N…”
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Surface film formation on a carbonaceous electrode: Influence of the binder chemistry by El Ouatani, L., Dedryvère, R., Ledeuil, J.-B., Siret, C., Biensan, P., Desbrières, J., Gonbeau, D.

“…We have investigated the possible effect of carboxymethylcellulose (CMC) in the SEI film formation at the surface of a graphite composite electrode of LiCoO…”
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Preparation and characterization of chitin and chitosan from different parts of desert locust (Schistocercagregaria) by Elkadaoui, S., Desbrieres, J., Hachimi, Y. El, Hamdaoui, A., Tolaimate, A.

“…In this work, chitin was extracted using a single step of deproteinization from the whole locust and its different morphological parts (thorax, legs, abdomen,…”
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Viscosity of Semiflexible Chitosan Solutions: Influence of Concentration, Temperature, and Role of Intermolecular Interactions by Desbrieres, J

“…The influence of polymer concentration and temperature on the rheological behavior of chitosan solution was studied. The threshold concentrations for the…”
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Influence of acetic acid concentration on the solubilization of chitosan by RINAUDO, M, PAVLOV, G, DESBRIERES, J

“…This article concerns the protonation of chitosan in acetic acid aqueous solution with variable concentration. Comparison with HCl is also drawn. Potentiometry…”
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Amphiphilic derivatives of chitosan using microwave irradiation. Toward an eco-friendly process to chitosan derivatives by Petit, C., Reynaud, S., Desbrieres, J.

“…•To compare conventional heating and microwave irradiation for reductive amination of chitosan.•The amphiphilic derivatives of chitosan are obtained within…”
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An infrared investigation in relation with chitin and chitosan characterization by Brugnerotto, J, Lizardi, J, Goycoolea, F.M, Argüelles-Monal, W, Desbrières, J, Rinaudo, M

“…The use of infrared spectroscopy for characterization of the composition of chitin and chitosan covering the entire range of degree of acetylation (DA) and a…”
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Contribution to the study of the complexation of copper by chitosan and oligomers by RHAZI, M, DESBRIERES, J, TOLAIMATE, A, RINAUDO, M, VOTTERO, P, ALAGUI, A

“…The complexation of copper ions by chitosan and its oligomers is investigated using potentiometric and spectrophotometric methods to study the nature of the…”
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Contribution to the preparation of chitins and chitosans with controlled physico-chemical properties by Tolaimate, A, Desbrieres, J, Rhazi, M, Alagui, A

“…In this paper, from many new examples, our approach on the preparation of chitins and chitosans with controlled physico-chemical characteristics was presented…”
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Phases in the temporal multiscale evolution of the drug release mechanism in IPN-type chitosan based hydrogels by Bacaita, E S, Ciobanu, B C, Popa, M, Agop, M, Desbrieres, J

“…The study proposes modeling calcein release kinetics (considered as a hydrophilic drug model) from an interpenetrating network matrix of hydrogels, based on…”
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Chitosan-graft-Polyaniline-Based Hydrogels: Elaboration and Properties by Marcasuzaa, P, Reynaud, S, Ehrenfeld, F, Khoukh, A, Desbrieres, J

“…Intrinsically conducting polymers are of great interest for a large number of applications. But among the major drawbacks are their low solubility in common…”
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Autoassociative natural polymer derivatives: the alkylchitosans. Rheological behaviour and temperature stability by Desbrieres, J.

“…Chitosan may be chemically modified by reductive amination leading to the grafting of hydrophobic alkyl chains along the hydrophilic macromolecular chain. This…”
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Chromium removal using modified poly(4-vinylpyridinium) bentonite salts by Mansri, A., Benabadji, K.I., Desbrières, J., François, J.

“…A new composite material able to remove hexavalent chromium [Cr(VI)] ions from aqueous solutions was obtained by reacting poly(4-vinylpyridine) (P4VP) with…”
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Solid state NMR for determination of degree of acetylation of chitin and chitosan by Heux, L, Brugnerotto, J, Desbrières, J, Versali, M F, Rinaudo, M

“…The degree of acetylation (DA) of various samples has been evaluated by 1H liquid-state NMR and 13C and 15N CP-MAS solid-state NMR over the whole range of DA…”
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Magnetic microparticles based on natural polymers by Tataru, G., Popa, M., Desbrieres, J.

“…Magnetic micro- and nanoparticles based on ferrofluid (maghemite) were elaborated by inverse emulsion crosslinking of sodium salt of carboxymethylcellulose…”
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