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Showing 1 to 20 of 23 for “"gelators"”.
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Studies on Sucralose-Based Low Molecular Weight Gelators
… forming gels are known as low molecular weight gelators (LMWGs). LMWGs usually form “polymer-like” fibers that interact to form a three-dimentional network known as a Self-Assembled Fibrillar Network (SAFIN), which entraps and immobilizes the entire solvent pool to form a viscoeslatic material …
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Synthesis and Characterization of Sugar Derivatives as Functional Gelators
… assemblages of organic molecules known as organogelators and hydrogelators are currently, and only recently, a subject of great attention and promise. In this context, low molecular weight gelators (LMWGs) are of particular interest because they provide a bottom-up approach to the formation of …
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Synthesis and Characterization of Monosaccharide-derived Low Molecular Weight Gelators
<p>Low molecular weight gelators (LMWGs) are interesting materials whose applications are as diverse and wide ranging as their molecular structures. These materials self-assemble through the formation of non-covelent intermolecular forces and interactions to form supramolecular assemblies that trap …
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Synthesis and characterization of sugar based low molecular weight gelators
<p>Low molecular weight gelators (LMWGs) have gained great attention over the past two decades. These compounds form self-assembled fibrous networks like micelles, cylindrical, sheets, fibers, layers and so on. The fibrous network entraps the solvent and form gel. LMWGs are interesting compounds …
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Glucose and Glucosamine Derivatives as Novel Low Molecular Weight Gelators
Low molecular weight gelators (LMWGs) are small molecules that are capable of entrapping solvents to form a gel in organic solvents or aqueous solution. These compounds rely solely on noncovalent forces to form the fibrous networks necessary to entrap a variety of solvents. The organogels and …
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Design, Synthesis and Characterization of D-glucosamine Low Molecular Weight Gelators
Low molecular weight gelators (LMWGs) have gained much attention over the last few decades, because of their ability to form supramolecular architectures as well as their many potential applications in biomedical research and as advanced materials. Most of the gelators were discovered through …
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Sugar-Derived Oleogels in Cosmetics and Food Applications: a Case Study of Trehalose- and Mannitol-Based Gelators
… have been shown to act as low molecular weight gelators (LMWGs) and are becoming the main focus of several research groups. Their ability to self-assemble into various morphologies from micelles to bilayer sheets, and remain stable due to noncovalent forces responsible for the formation of the …
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The Synthesis and Characterisation of Novel Low Molecular Weight Gelators and their Applications in Electrospinning to Develop Biocompatible Materials and Tissue Scaffolds
… capable of acting as Low Molecular Weight Gelators (LMGWs). This class of compounds form self-assembled fibrous networks which entrap the solvent and form gels. These materials have received considerable attention in recent years due to a variety of applications that range from …
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Squaramide- and Urea-based Supramolecular Gels: Characterization and Environmental Applications
… of eighteen new low molecular weight gelators (LMWGs), eleven based on the squaramide scaffold and seven based on the urea scaffold, their ability to form supramolecular gels, as well as the characterization of the novel materials and their use as pollutants adsorbent from water …
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The principles of molecular gel formation
… mechanical properties. Low molecular weight gelators based on aromatic short peptide derivatives have been shown to self-assemble into fibrous networks featuring highly ordered molecular packing. The building units of these structures are individual molecules experiencing hydrogen bonding and …
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The Synthesis and Study of Novel Squaramide Scaffolds: From Sensors to Soft Materials
… Chapter 3, squaramide based low molecular weight gelators (LMWGs), gives a concise background into the field of gels, from their formation and classification to their characteristics. It also gives a brief introduction on the topic of supramolecular gels with some relevant examples from the …
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Anion-Tuning of Supramolecular Gel Properties
Low molecular weight gelators (LMWGs) are a class of compounds that has garnered great interest from material, synthetic, supramolecular and biological chemists. Anion tuning of these supramolecular gels is a burgeoning field of study. Two classes of compounds, chiral bisureas and urea derivatised …
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Synthesis, Characterization, and Properties of Tailored Functional Block Copolymers
… triblock copolymers and their application as BCP gelators for the low molecular weight liquid crystal (LC) 4-cyano-4’-(pentyl)biphenyl (5CB). Based on the selective solubility of the A and B blocks in the nematic solvent, ABA triblock copolymers can be used for the thermoreversible gelation of …
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Functional particles for controlled release and cell surface engineering
… strategies to construct functional hemostatic gelators and nanostimulator to enhance the biological efficacy of molecular and cell therapies.
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Synthesis and biological evaluation of aeruginosin based compounds and self-assembly of glucosamine based compounds
… of glucosamine based hydro and organogelators<strong>. </strong>Carbohydrate-based low molecular weight gelators are an interesting class of molecules with many potential applications. A series of amides and ureas were prepared from the protected D-glucosamine from the corresponding …
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Transport und Strukturbildung in magnetischen Hybriden
… Röntgenverfahrens aufgelöst. Um den Einfluss des Gelators auf magnetophoretische Effekte beurtei- len zu können, wird zunächst reines Ferrofluid vermessen. Dabei lässt sich eine Separation der Nanopartikel beobachten. Bei dem thermore- versiblen System FGSEPS zeigt sich, dass trotz einer starken …
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Smart Hydrogels based on Responsive Star-Block Copolymers
… potential for the design of double-responsive gelators. This polymer responds to variations in both pH and temperature, just like the analogous poly((2 dimethylamino)ethyl methacrylate) (PDMA). At a given temperature PDEA exhibits a critical pH value above which the chains collapse and …
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Thermo-Reversible Gelation Of Rod-Coil and Coil-Rod-Coil Molecules Based on Perylene Diimides
… polymers during their self-assembly. With the gelators used, chain entanglement and network formation trap the solvent causing gelation. Hence, forces such as hydrogen bonding are not a requirement. We first describe the thermo-reversible gelation of PDMS via the physical route, without any …
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Pinzettenförmige Moleküle mit Wasserstoffbrücken-Donor-Akzeptor-Einheiten : potentielle Kandidaten zur Anwendung in der dynamisch kombinatorischen Chemie
… and resorcin are low molecular weight organic gelators. Association contstants for the binding of nitrate to the tweezer-type receptors are obtained by NMR-spectroscopy. Correlating the different structures of the receptors and the obtained free enthalpies of complexation, an additive effect of …
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