Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 17 of 17 for “"glycidyl methacrylate"”.
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FTIR-ATR Characterization of Hydrogel, Polymer Films, Protein Immobilization and Benzotriazole Adsorption on Copper Surface
… monomer compounds namely vinyl acetic acid and glycidyl methacrylate which have both amine and carboxylic groups are used as solid surface for the immobilization of bovine serum albumin (BSA). Pulsed plasma polymerization was used to polymerize these monomers with different duty cycles. Initial …
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Initiated chemical vapor deposition of functional polyacrylic thin films
… x-ray photoelectron spectroscopy of iCVD poly(glycidyl methacrylate) (PGMA) thin films. Studies of PGMA iCVD deposition kinetics and molecular weights indicate a free radical polymerization mechanism and provide guide for vapor-phase synthesis of other vinyl monomers. The retained epoxy groups …
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Initiated chemical vapor deposition of fluoropolymer coatings for the surface modification of complex geometries
… a wide variety of vinyl monomers such as glycidyl methacrylate (adhesive) and 2-hydroxyethyl methacrylate (hydrophilic). The proposed polymerization mechanism is the classical free radical polymerization mechanism of vinyl monomers. Monomer and initiator gases are fed into a vacuum chamber …
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3D printing of hyaluronic acid scaffolds for tissue engineering applications
… HA is functionalized with UV-curable glycidyl methacrylate (GM) and printed to create 3D scaffolds with filament diameters ranging from 10-250 µm. The potential for 3D HAGM scaffolds in injectable applications is demonstrated by flowing 1.5 mm x1.5 mm scaffolds through a channel …
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Emulsion-Templated Porous Polymers as Support Materials for Covalent Enzyme Immobilization
… our work were, firstly, to produce an open-void glycidyl methacrylate (GMA)-based polyHIPE material. Secondly, these materials were then to be developed for use within a continuous flow set-up. Thirdly, the post-polymerisation of these materials was to be investigated. Finally, these materials …
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An evaluation and development of bonding technologies for rapid disassembly of automotive vehicles
… the TEMs surface. TEMs were grafted with poly(glycidyl methacrylate) (PGMA) chains which contain reactive epoxy groups to form strong covalent bonds with epoxy based adhesive system. TEMs were successfully modified at three temperatures (23 ⁰C, 30 ⁰C, and 37⁰C) after 3 hours and 5 hours …
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High elastic modulus nanopowder reinforced resin composites for dental applications
… in a polymeric matrix with 50:50 Bisphenol A glycidyl methacrylate (Bis-GMA): triethylene glycol dimethacrylate (TEGDMA) monomers. Surfactants, silanizing agents and primers are examined to obtain higher filler levels and enhance the bonding between filler and matrix. Silane agents work best. …
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Fabrication of Polymeric Microfluidic Devices for Protein Analysis
… bromide was immobilized on poly(methyl methacrylate) (PMMA) substrates activated using an oxygen plasma. Atom-transfer radical polymerization was then performed to graft poly(ethylene glycol) (PEG) on the PMMA surface. PMMA micro capillary electrophoresis (µCE) devices made with the …
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Structure-property relationships of electron beam cured systems containing bis-GMA
… relationships were investigated for the bis-glycidyl methacrylate deriva-tives of bisphenol-A crosslinked by electron beam irradiation. This material, commonly called bis-GMA, is a viscous liquid at room temperature which crosslinks to form a glassy network when a 3 to 5 mil coating is …
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Functionalisation of polymers: reactive processing, structure and performance characteristics
… effect of two comonomers, trimethylolpropane trimethacrylate (TRIS) and divinylbenzene (DVB) on the nature and efficiency of grafting of two different monomers, glycidyl methacrylate (GMA) and maleic anhydride (MA) on polypropylene (P) and on natural rubber (NR) using reactive processing methods. …
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Reactive processing methods for functionalisation of polymers and in-situ compatibilisation of poly(ethylene terephthalate)-based blends
… functional monomers, maleic anhydride (MA) and glycidyl methacrylate (GMA), via reactive processing routes. The functionalisation of the rubber was carried out via different reactive processing methods in an internal mixer. GMA was free-radically grafted onto EP and EPDM in the melt state in the …
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Functional Cylindrical Polymer Brushes and Their Hybrids with Inorganic Nanoparticles
… strategy. Very long poly(2-hydroxylethyl methacrylate) backbones of the brushes were prepared by anionic polymerization (DPn=1500), esterified with an ATRP initiator, and subsequently the side-chains were grafted by atom transfer radical polymerizations (ATRP). Cylindrical brushes with …
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Design and Characterisation of Hybrid Organic-Inorganic Materials for Luminescence Downshifting Devices
… Firstly, composites of a polyethylene-co-glycidyl methacrylate organic polymer and octaglycidyl polyhedral oligomeric silsesquioxane (POSS) nanoparticles are investigated. POSS nanoparticles consist of a silica-based nanocage with highly tunable organic substituents on each Si vertex, and …
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Design, Synthesis and Application of Novel Degradable Materials Based on Polyesters by Radical Ring-Opening Polymerization
… hydrophilic macromonomer (oligo(ethylene glycol) methacrylate, OEGMA) by radical polymerization in a second step for the formation of enzymatically degradable APCNs. Enzymatic degradability was studied using Lipase from Pseudomonas cepacia. Due to the hydrophilic (HI) and hydrophobic (HO) …
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Water stable, antimicrobial active nanofibres generated by electrospinning from aqueous spinning solutions
… network consisting of poly(ethylene glycol)dimethacrylate (PEGDMA) within the PVA matrix, ii) in the presence of sodium benzoate as sensitizer and iii) by previous reaction of PVA with glycidyl methacrylate (GMA) resulting in a crosslinkable and electrospinnable product (PVA-MA). All …
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Polymerpartikel für biomedizinische Anwendungen
… synthetisiert. Als funktionelles Monomer wurde Glycidylmethacrylat verwendet, über dessen reaktive Epoxygruppen anschließend weitere Moleküle angebunden werden können. Die Funktionalisierung der Polymerpartikel erfolgte einerseits mit anorganischen Nanopartikeln (dotierte …
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Development of multifunctional polymer composites with self-healing capability
… anhydride (POE-g-MAH), and ethylene glycidyl methacrylate (E-GMA), and thoroughly investigated in the third subchapter. The dynamic rheological analysis revealed that E-GMA played a crucial role in reducing interfacial tension and promoting PA6 chain entanglement with COC domains. …