Influence of Soluble Electrospun Co‐Polyethersulfone Veils on Dynamic Mechanical and Morphological Properties of Epoxy Composites: Effect of Polymer Molar Mass
Sign Up to like & getrecommendations! Published in 2018 at "Advances in Polymer Technology"
DOI: 10.1002/adv.21723
Abstract: Electrospun veils from copolyethersulfones (coPES) with a number-average molar mass (Mn) of 9000 g/mol (coPES9k) and 20,000 g/mol (coPES20k) were prepared as soluble interlaminar veils for carbon fiber/epoxy composites. Dry carbon fabrics were covered with… read more here.
Keywords: unreinforced samples; veils showed; electrospun; molar mass ... See more keywords
Controlled Polymerization of N‐Vinyl Imidazole, N‐Vinyl Pyrrolidone and N‐Vinyl Carbazole with Dithiocarbamates towards High Molar Mass Polymers
Sign Up to like & getrecommendations! Published in 2024 at "Macromolecular Chemistry and Physics"
DOI: 10.1002/macp.202400031
Abstract: Achieving control over the polymerization of less activated monomers (LAMs) like N‐vinyl carbazole (NVC), N‐vinyl pyrrolidone (NVP), and N‐vinyl imidazole (NVIm) to produce high molar mass polymers posing a significant challenge. To accomplish this, we… read more here.
Keywords: molar mass; high molar; polymerization; mass polymers ... See more keywords
Bifunctional Initiators as Tools to Track Chain Transfer during the CROP of 2-Oxazolines.
Sign Up to like & getrecommendations! Published in 2017 at "Macromolecular rapid communications"
DOI: 10.1002/marc.201700396
Abstract: Detailed kinetic studies during the cationic ring-opening polymerization (CROP) of 2-ethyl-2-oxazoline (EtOx) are conducted using four bifunctional bromo-type initiators in N,N-dimethylformamide (DMF) at 140 °C. Serving as models to quantify chain transfer to monomer occurring… read more here.
Keywords: chain; molar mass; crop; chain transfer ... See more keywords
Molar mass determination via linear regression from SEC measurements: The case of polylactide, polycaprolactone and poly(2,2‐dimethylthrimethylene carbonate)
Sign Up to like & getrecommendations! Published in 2024 at "Polymers for Advanced Technologies"
DOI: 10.1002/pat.6296
Abstract: Molar mass correction coefficients (cc) were determined for calculating the absolute molar masses of polylactide (PLA), polycaprolactone (PCL), and poly(2,2‐dimethyltrimethylene carbonate) (PDTC) in the range of 2,5–190 kg/mol, using calibration based on polystyrene standards (PS). Linear PLAs, PCLs,… read more here.
Keywords: molar mass; correction coefficients; sec; mass ... See more keywords
Novel hydrogels based on a high‐molar‐mass water‐soluble dimethacrylate monomer
Sign Up to like & getrecommendations! Published in 2018 at "Polymer International"
DOI: 10.1002/pi.5557
Abstract: Fil: Asmussen, Silvana Valeria. Consejo Nacional de Investigaciones Cientificas y Tecnicas. Centro Cientifico Tecnologico Conicet - Mar del Plata. Instituto de Investigaciones en Ciencia y Tecnologia de Materiales. Universidad Nacional de Mar del Plata. Facultad… read more here.
Keywords: based high; high molar; hydrogels based; mass water ... See more keywords
Characterization of polymeric substance classes in cereal-based beverages using asymmetrical flow field-flow fractionation with a multi-detection system
Sign Up to like & getrecommendations! Published in 2017 at "Analytical and Bioanalytical Chemistry"
DOI: 10.1007/s00216-017-0512-6
Abstract: Cereal-based beverages contain a complex mixture of various polymeric macromolecules including polysaccharides, peptides, and polyphenols. The molar mass of polymers and their degradation products affect different technological and especially sensory parameters of beverages. Asymmetrical flow… read more here.
Keywords: detection; cereal based; asymmetrical flow; based beverages ... See more keywords
In vitro assessment of oat β-glucans nutritional properties: An inter-laboratory methodology evaluation.
Sign Up to like & getrecommendations! Published in 2018 at "Carbohydrate polymers"
DOI: 10.1016/j.carbpol.2018.07.082
Abstract: The purpose of this inter-laboratory study was to test the repeatability and reproducibility of an in vitro method aimed at analyzing the physicochemical properties under physiological conditions of β-glucans from foods. After evaluating β-glucans molar… read more here.
Keywords: methodology; oat; vitro assessment; inter laboratory ... See more keywords
Evolution of the molar mass distribution of oat β-glucan during acid catalyzed hydrolysis in aqueous solution
Sign Up to like & getrecommendations! Published in 2020 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2019.122863
Abstract: Abstract Reactivity of the glycosidic bonds in oat β-glucan in homogeneous acid catalyzed hydrolysis in aqueous solution was found to depend on their position in the polysaccharide chain. The bonds near the chain ends have… read more here.
Keywords: hydrolysis aqueous; oat glucan; acid catalyzed; molar mass ... See more keywords
Hydrogen bonded multilayers of poly(2-ethyl-2-oxazoline) stabilized silver nanoparticles and tannic acid
Sign Up to like & getrecommendations! Published in 2017 at "European Polymer Journal"
DOI: 10.1016/j.eurpolymj.2016.10.039
Abstract: Abstract The formation of H-bonded multilayers of PEOX stabilized Ag-NPs and TA by layer-by-layer (LbL) process is reported. Ag-NPs were synthesized in aqueous solutions by chemical reduction. Four different molar mass PEOX (5K, 50K, 200K,… read more here.
Keywords: peox stabilized; peox; molar mass; peox molar ... See more keywords
Ring-opening alternating copolymerization of epichlorohydrin and cyclic anhydrides using single- and two-component metal-free catalysts
Sign Up to like & getrecommendations! Published in 2020 at "European Polymer Journal"
DOI: 10.1016/j.eurpolymj.2020.109820
Abstract: Abstract Epichlorohydrin (ECH), a chloromethyl-carrying epoxide, is subject to alcohol-initiated ring-opening copolymerization with cyclic anhydrides using a mild phosphazene base (t-BuP1) or a Lewis pair comprising t-BuP1 and triethylborane as an organic/metal-free catalyst. The products… read more here.
Keywords: ring opening; component; molar mass; copolymerization ... See more keywords
Investigating the role of the different molar mass fractions of a pectin rich extract from onion towards its emulsifying and emulsion stabilizing potential
Sign Up to like & getrecommendations! Published in 2021 at "Food Hydrocolloids"
DOI: 10.1016/j.foodhyd.2021.106735
Abstract: Abstract A pectin rich nitric acid extract produced from onion flesh (NA) showed promising emulsion stabilizing potential. At both pH 2.5 and pH 6.0, emulsions produced with the NA sample as sole emulsifying and emulsion… read more here.
Keywords: stabilizing potential; pectin rich; emulsion stabilizing; molar mass ... See more keywords