Browsing Kessler, Michael by Title
Now showing items 5-24 of 51
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Bio-inspired green surface functionalization of PMMA for multifunctional capacitors
(RSC Advances, 2014)Poly(methyl methacrylate) (PMMA)-based dielectric materials are of prime interest for many electronic and power devices. However, the low dielectric constant and hydrophobic nature of PMMA limit its success in many ... -
Bio-renewable precursor fibers from lignin/polylactide blends for conversion to carbon fibers
(Carbon, 2014)Lignin, a highly aromatic biopolymer extracted as a coproduct of wood pulping, was investigated as a suitable precursor for carbon fibers. Lignin was chemically modified and blended with poly(lactic acid) (PLA) biopolymer ... -
Biodegradation behavior of bacterial-based polyhydroxyalkanoate (PHA) and DDGS composites
(Green Chemistry, 2014)The extensive use of plastics in agriculture has increased the need for development and implementation of polymer materials that can degrade in soils under natural conditions. The biodegradation behavior in soil of ... -
Biorenewable polymer composites from tall oil-based polyamide and lignin-cellulose fiber
(Journal of Applied Polymer Science, 2015)Tall oil-based polyamide (PA) was blended with lignin-cellulose fiber (LCF), an inexpensive, highly abundant byproduct of the pulp and paper industries, to produce environmental-friendly thermoplastic biocomposites. The ... -
Biorenewable ROMP-based thermosetting copolymers from functionalized castor oil derivative with various cross-linking agents
(Polymer, 2014)A new norbornenyl-functionalized castor oil alcohol (NCA) was synthesized and ring-opening metathesis copolymerized separately with two norbornene-based cross-linking agents: dicyclopentadiene (DCPD) and a bifunctional ... -
Biorenewable thermosetting copolymer based on soybean oil and eugenol
(European Polymer Journal, 2015)A novel biorenewable thermoset based on acrylated epoxidized soybean oil (AESO) and methacrylated eugenol (ME) was prepared via free radical polymerization. The chemical compositions of the monomers were investigated using ... -
Bisphenol E cyanate ester as a novel resin for repairing BMI/carbon fiber composites: Influence of cure temperature on adhesive bond strength
(Polymer, 2013)The increasing use of polymer matrix composites (PMCs) in structural applications created demand for advanced repair techniques to fix internal delaminations in PMCs. One of a variety of repair techniques is injection ... -
Characterization and biodegradation behavior of bio-based poly(lactic acid) and soy protein blends for sustainable horticultural applications
(Green Chemistry, 2015)Adipic anhydride-plasticized soy protein (SP.A) was blended with poly(lactic acid) (PLA) at two concentrations (50/50 and 33/67) and was evaluated for use as a sustainable replacement for petroleum plastic in horticulture ... -
Composition-dependent fracture toughness of ROMP-based Dilulin/dicyclopentadiene copolymers
(Journal of Materials Science, 2014)The fracture toughness of a series of ring-opening metathesis polymerization-based Dilulin/dicyclopentadiene (DCPD) copolymers was evaluated by utilizing the essential work of fracture method and the structure-fracture ... -
Creep-resistant behavior of self-reinforcing liquid crystalline epoxy resins
(Polymer, 2014)The creep behavior of a liquid crystalline epoxy resin (LCER) was investigated and compared with that of a non-LCER prepared from the same epoxy monomer. The experimental data was evaluated using Burgers' model to explain ... -
Cure kinetics characterization and monitoring of an epoxy resin using DSC, Raman spectroscopy, and DEA
(Composites Part A: Applied Science and Manufacturing, 2013-06)The use of thick sections of fiber-reinforced polymers (FRPs) is increasing for numerous industrial applications such as wind turbine blades. In situ cure monitoring is very important to directly observe the cure process ... -
Cure kinetics of liquid crystalline epoxy resins based on biphenyl mesogen
(Journal of Thermal Analysis and Calorimetry, 2014)The cure kinetics of a biphenyl-based liquid crystalline (LC) epoxy resin (LCER) was studied using differential scanning calorimetry (DSC) and polarized optical microscopy. The effects of LC phase formation on the cure ... -
Degradation of ROMP-based bio-renewable polymers by UV radiation
(Polymer Degradation and Stability, 2013)The degradation of a bio-renewable polymer under UV exposure was studied using various methods. Degradation of the bio-renewable polymer increased with increasing exposure time. Enhanced cross-link density in the early ... -
Durability of Carbon/Epoxy Composites for Train Carbody under Salt Water Environment
(Journal of the Korean Society for Railway, 2008)This study investigates the durability of carbon/epoxy composites for use on train car bodies under a salt water spray environment. Salt water solution with 5% NaCl, similar to natural salt water, was used for the salt ... -
Dynamics of poly(methyl methacrylate)–montmorillonite nanocomposites: A dielectric study
(Journal of Non-Crystalline Solids, 2015)The effect of varying amounts of montmorillonite (MMT) filler (in weight ratios of 100/0, 100/5, and 100/10) on the molecular dynamics and polarization of atactic poly(methyl methacrylate) (PMMA) is investigated using ... -
Effect of PEGDE addition on rheological and mechanical properties of bisphenol E cyanate ester
(Journal of Applied Polymer Science, 2013)Cyanate esters are a group of resins with exceptional thermal and mechanical properties and are often blended with lower cost epoxy resins. These blends are often brittle, and a toughening method, such as the addition of ... -
Effect of silane structure on the properties of silanized multiwalled carbon nanotube-epoxy nanocomposites
(Polymer, 2014)Multiwalled carbon nanotubes (MWCNTs) were functionalized with aminosilanes via an aqueous deposition route. The size and morphology of siloxane oligomers grafted to the MWCNTs was tuned by varying the silane functionality ... -
Effects of unsaturation and different ring-opening methods on the properties of vegetable oil-based polyurethane coatings
(Polymer, 2014)A variety of vegetable oil-based, waterborne polyurethane dispersions have been successfully synthesized from different vegetable oil polyols exhibiting almost constant hydroxyl functionalities of 2.7 OH groups per molecule. ... -
Electrothermal lifetime prediction of polyimide wire insulation with application to aircraft
(Journal of Applied Polymer Science, 2013-11)This work investigates the electrothermal lifetime of a commonly used polyimide wire insulation material, Kapton®, through the use of thermogravimetry (TG) and breakdown voltage testing. From TG, an isoconversional model-free ... -
High bio-content polyurethane composites with urethane modified lignin as filler
(Polymer, 2015)In order to improve the compatibility between lignin fillers and polyurethane matrix, two different chemical strategies were used to modify the lignin macromolecules. Modified lignin was incorporated into vegetable oil-based ...