Results 1 to 10 of about 2,099,251 (265)

Synthesis, Physical and Ion-Conducting Properties of 1,2,3-Triazolium Ionic Liquids [PDF]

Molecules
1,4-Disubstituted 1,2,3-triazoles are readily obtained by copper(I)-catalyzed azide–alkyne 1,3-dipolar cycloaddition (CuAAC)—the most widespread illustration of click chemistry to date.
Imen Abdelhedi Miladi, Maha Chikhaoui, Malak Alaa Eddine, Anatoli Serghei, Hatem Ben Romdhane, Eric Drockenmuller   +5 more
doaj   +2 more sources

Multi-hierarchical biofunctional polymeric biomaterial to promote wound closure [PDF]

Journal of Materials Science: Materials in Medicine
Chronic wounds constitute a significant medical, societal, and economic issue due to the significant delay in wound closure, leading to the increased risk of infection, which extends patients’ time spent in the hospital and negatively impacts overall ...
Zacharie Deruyver, Naïma Ahmed Omar, Claire de Lartigue, Noémie Petit, Louise Hosty, Aline Echalard, Chloé Eudier, Shane Browne, Christophe Egles, Anthony C. Duncan   +9 more
doaj   +2 more sources

Hyaluronic Acid Functionalization with Jeffamine^® M2005: A Comparison of the Thermo-Responsiveness Properties of the Hydrogel Obtained through Two Different Synthesis Routes

Gels, 2021
Hyaluronic acid (HA) of different molar masses (respectively 38,000, 140,000 and 1,200,000 g.mol−1) have been functionalized with a commercial poly(etheramine), Jeffamine® M2005, in order to devise physical thermo-responsive hydrogels.
Mathieu Madau, Didier Le Cerf, Virginie Dulong, Luc Picton   +3 more
doaj   +1 more source

Hydrogels Based on Polysaccharides Grafted Ferulic Acid: A Biomimetic Approach

Chemistry Proceedings, 2022
Some cereal seeds present mucilage composed of polysaccharides bearing ferulic acid (FA) groups, which are capable of reacting in the presence of an enzyme such as laccase to generate chemical hydrogels [...]
Ahdi Hadrich, Didier Le Cerf, Virginie Dulong, Luc Picton   +3 more
doaj   +1 more source

Hydrophobically Associating Polymers As Rheology Modifiers Polymères hydrophobiquement associatifs comme modificateurs de rhéologie

Oil & Gas Science and Technology, 2006
Hydrophobically associating water-soluble polymers are essentially hydrophilic polymer chains containing a small number of strongly hydrophobic groups, distributed or located at some priviledged sites on the chains.
Aubry T., Moan M.
doaj   +1 more source

Development of Breathable Pebax^®/PEG Films for Optimization of the Shelf-Life of Fresh Agri-Food Products

Membranes, 2021
In this work, thin transparent breathable films were prepared for food packaging applications. The films were obtained by the solvent casting method from both the binary blends Pebax® MH1657 copolymer/ hydroxyl-terminated polyethylene glycol (PEGOH) and ...
Thibaut Préfol, Olivier Gain, Guillaume Sudre, Fabrice Gouanvé, Eliane Espuche   +4 more
doaj   +1 more source

Polymères et propriétés rhéologiques d'une pâte de ciment : une approche physique générique

, 2015
Pour ajuster la rhéologie des matériaux cimentaires et modifier leurs principales propriétés d'écoulement, l'utilisation des polymères organiques est nécessaire.
Hela Bessaies-Bey
semanticscholar   +1 more source

Severe-Use Polymers Les polymères utilisés dans des conditions extrêmes

Oil & Gas Science and Technology, 2006
The past decade has seen the development of organic polymers which can withstand extreme thermal, chemical and mechanical stresses. Three applications requiring resistance to these stresses are reviewed.
Cassidy P. E.
doaj   +1 more source

Recherches sur la structure et les propriétés des composés phénoliques polymérisés des vins rouges

OENO One, 1974
Les tanins du vin sont un mélange de polymères de flavanes plus ou moins condensés appelés flavolanes dont la structure varie suivant l'âge et l'état physico-chimique du vin.
Yves GLORIES
doaj   +1 more source

Relationship Between Composition, Structure and Permeability of Drilling Filter Cakes Relations entre la composition, la structure et la perméabilité des cakes de forage

Oil & Gas Science and Technology, 2006
During drilling operations there is a need to build mud cakes as impervious as possible on the wall of the borehole to prevent damage by fluid loss. To establish the relationship between the filtration properties of mud filter cakes and their structure ...
Durand C., Lecourtier J., Rosenberg E., Loeber L.   +3 more
doaj   +1 more source