Browsing Department of Chemical Engineering Faculty Publications by Publish Date
Now showing items 1-20 of 52
-
Coagent Modified Polypropylene Prepared by Reactive Extrusion: A New Look Into the Structure-Property Relations of Injection Molded Parts
(2016-06-09)Peroxide-mediated reactive extrusion of linear isotactic polypropylene (L-PP) was conducted in the presence of trimethylolpropane trimethacrylate (TMPTMA) and triallyl trimesate (TAM) coagents, using a twin screw extruder. ... -
Robust scenario formulations for strategic supply chain optimization under uncertainty
(Industrial and Engineering Chemistry Research, 2013)Strategic supply chain optimization (SCO) problems are often modelled as a two-stage optimization problem, in which the first-stage variables represent decisions on the development of the supply chain and the second-stage ... -
Novel Formulation and Efficient Solution Strategy for Strategic Optimization of an Industrial Chemical Supply Chain Under Demand Uncertainty
(The Canadian Journal of Chemical Engineering, 2015)This paper is concerned with strategic optimization of a typical industrial chemical supply chain, which involves a material purchase and transportation network, several manufacturing plants with on-site material and product ... -
Exfoliation of graphite and expanded graphite by melt compounding to prepare reinforced, thermally and electrically conducting polyamide composites
(2019-04-02)High performance composites based on a thermoplastic polyamide matrix containing well dispersed graphene nanoplatelets are prepared, by delaminating expanded graphite (EG) into its constituent graphene nanoplatelet (GNP) ... -
Reversible Photoisomerization from Borepin to Boratanorcaradiene and Double Aryl Migration from Boron to Carbon
(2019-03-26)B(npy)Ar2 (npy=2-(naphthalen-1-yl)pyridine) compounds bearing various nonbulky aryl groups undergo a clean and sequential two-step photoisomerization in which two aryl substituents on boron migrate to a carbon atom of the ... -
The biological treatment of synthetic fracking fluid in an extractive membrane bioreactor: Selective transport and biodegradation of hydrophobic and hydrophilic contaminants
(2019-06-05)The biodegradation of selected organic constituents present in hydraulic fracturing wastewater were examined in an extractive membrane bioreactor (EMB) operating with Hytrel™ 3548 tubing. Synthetic hydraulic fracturing ... -
Sequential Model-Based A- and V-Optimal Design of Experiments for Building Fundamental Models of Pharmaceutical Production Processes
(Elsevier BV, 2019-07-02)Sequential model-based A- and V-optimal experimental designs are known to be effective for maximizing the information content of data, leading to reliable parameter estimates and model predictions. A- and V-optimal designs ... -
Extractable content of functional acrylic resins produced by radical copolymerization: A comparison of experiment and stochastic simulation
(Elsevier BV, 2019-12-15)A comprehensive stochastic simulator that considers all probable secondary reactions essential for the description of high-temperature radical copolymerization of acrylate/methacrylate is implemented based on previously ... -
Pulsed-laser and quantum mechanics study of n-butyl cyanoacrylate and methyl methacrylate free-radical copolymerization
(Royal Society of Chemistry (RSC), 2015-02-17)The free-radical polymerization (FRP) kinetics for n-butyl cyanoacrylate (BCA) and methyl methacrylate (MMA) copolymerization are studied in bulk at 30–70 °C using both a pulsed-laser polymerization technique and Quantum ... -
Cationic Hydrolytically Degradable Flocculants with Enhanced Water Recovery for Oil Sands Tailings Remediation
(Wiley, 2016)Micellar radical polymerization of a short-chain polyester macromonomer, polycaprolactone choline iodide ester methacrylate (PCLnChMA), is used to produce a new cationic flocculant that becomes more hydrophobic in response ... -
Vinyl pivalate Propagation Kinetics in Radical Polymerization
(Wiley, 2016)Radical propagation kinetics of the bulk homopolymerizations of vinyl pivalate (VPi) and vinyl benzoate (VBz) have been studied using pulsed-laser polymerization (PLP) combined with size exclusion chromatography (SEC). As ... -
Investigating the Effectiveness of Reactive Dispersants in Non-Aqueous Dispersion Polymerization
(Wiley, 2016)Non-aqueous dispersion (NAD) radical polymerization is used to produce poly(acrylic) nanoparticles (<200 nm) at 60 wt% solids content by a starved-feed semibatch process, with steric stabilization provided by a low molecular ... -
Modeling the Synthesis of Butyl Methacrylate Macromonomer by Sequential ATRP-CCTP
(Wiley, 2019)The atom transfer radical polymerization of butyl methacrylate mediated by Cu(I)Br/N,N,N′,N″,N″-pentamethyldiethylenetriamine in anisole at 70 °C with the subsequent addition of bis(difluoroboryldiphenylglyoximato)cobalt(II) ... -
Design of Acrylic Dispersants for Nonaqueous Dispersion Polymerization: The Importance of Thermodynamics
(Wiley, 2018)Poly(acrylic) nanoparticles produced by nonaqueous dispersion (NAD) radical polymerization are important components in many automotive coating formulations. A series of experiments show that the properties of final dispersions ... -
Critically Evaluated Rate Coefficients in Radical Polymerization – 8. Propagation Rate Coefficients for Vinyl Acetate in Bulk
(Wiley, 2017)Propagation rate coefficient values, kp, reported by several groups for radical polymerization of bulk vinyl acetate are critically evaluated. All data are obtained by the combination of pulsed-laser polymerization and ... -
Pulsed laser studies of cationic reactive surfactant radical propagation kinetics
(Elsevier BV, 2017-11-09)Pulsed laser polymerization coupled with size exclusion chromatography (PLP-SEC) was implemented to study the micellar radical homopropagation kinetics of cationic surfmer, polycaprolactone choline iodide ester methacrylate ... -
The influence of adding functionality to dispersant and particle core compositions in non-aqueous dispersion polymerization
(Elsevier BV, 2017-05-01)Nano-sized polyacrylate colloids (<200nm) at high solids level (~60wt%) are prepared via non-aqueous dispersion (NAD) semibatch polymerization using n-butyl methacrylate (BMA)-based macromer dispersants of varying chain ... -
The influence of hydrogen bonding on radical chain-growth parameters for butyl methacrylate/2-hydroxyethyl acrylate solution copolymerization
(Royal Society of Chemistry (RSC), 2016-07-05)2-Hydroxyethyl acrylate (HEA), commonly introduced to control resin properties and introduce crosslinking sites, affects radical copolymerization kinetics through hydrogen-bonding, with the extent of the influence dependent ... -
Radical Copolymerization Kinetics of Bio-Renewable Butyrolactone Monomer in Aqueous Solution
(MDPI AG, 2017-12)The radical copolymerization kinetics of acrylamide (AM) and the water-soluble monomer sodium 4-hydroxy-4-methyl-2-methylene butanoate (SHMeMB), formed by saponification of the bio-sourced monomer γ-methyl-α-methylene-γ- ... -
Aqueous copper(0) mediated reversible deactivation radical polymerization of 2-hydroxyethyl acrylate
(Royal Society of Chemistry (RSC), 2015-09-01)Reversible deactivation radical polymerization (RDRP) of 2-hydroxyethyl acrylate in D2O with Cu(0) wire mediation and with two-step Cu(0) in situ mediation was investigated. The concentration of active species on the Cu(0) ...